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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/211554">211554</a></dd>
<dt>Author</dt> <dd>utatane.tea@gmail.com</dd>
<dt>Date</dt> <dd>2017-02-02 02:31:18 -0800 (Thu, 02 Feb 2017)</dd>
</dl>

<h3>Log Message</h3>
<pre>Web Inspector: Upgrade Esprima to the latest one to support dynamic import
https://bugs.webkit.org/show_bug.cgi?id=167698

Reviewed by Joseph Pecoraro.

Source/WebInspectorUI:

* UserInterface/External/Esprima/esprima.js:
Update to Esprima@5307e30 (4.0.0-dev).

* UserInterface/Models/ScriptSyntaxTree.js:
(WebInspector.ScriptSyntaxTree.prototype._gatherIdentifiersInDeclaration.gatherIdentifiers):
(WebInspector.ScriptSyntaxTree.prototype._gatherIdentifiersInDeclaration):
(WebInspector.ScriptSyntaxTree.prototype._recurse):
(WebInspector.ScriptSyntaxTree.prototype._createInternalSyntaxTree):
(WebInspector.ScriptSyntaxTree):
* UserInterface/Workers/Formatter/ESTreeWalker.js:
(ESTreeWalker.prototype._walkChildren):
(ESTreeWalker):
Add new nodes, SpreadProperty, RestProperty, and Import.
SpreadProperty and RestProperty are the part of ES2018 rest and spread properties.
https://github.com/sebmarkbage/ecmascript-rest-spread
Import is dynamic import node. The syntax is similar to Super.
https://github.com/tc39/proposal-dynamic-import

* UserInterface/Workers/Formatter/EsprimaFormatter.js:
(EsprimaFormatter.prototype._handleTokenAtNode):

LayoutTests:

* inspector/formatting/formatting-javascript-expected.txt:
* inspector/formatting/formatting-javascript.html:
* inspector/formatting/resources/javascript-tests/import-expected.js: Added.
(async.load):
* inspector/formatting/resources/javascript-tests/import.js: Added.
(async.load):
* inspector/formatting/resources/javascript-tests/object-array-literal-expected.js:
* inspector/formatting/resources/javascript-tests/object-array-literal.js:
* inspector/formatting/resources/javascript-tests/variable-declaration-expected.js:
* inspector/formatting/resources/javascript-tests/variable-declaration.js:
* inspector/formatting/resources/utilities.js:
(TestPage.registerInitializer.):
(TestPage.registerInitializer):
Fix a bug which occurs when output is not expected one.

* inspector/model/parse-script-syntax-tree-expected.txt:
* inspector/model/parse-script-syntax-tree.html:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingformattingjavascriptexpectedtxt">trunk/LayoutTests/inspector/formatting/formatting-javascript-expected.txt</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingformattingjavascripthtml">trunk/LayoutTests/inspector/formatting/formatting-javascript.html</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesjavascripttestsobjectarrayliteralexpectedjs">trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal-expected.js</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesjavascripttestsobjectarrayliteraljs">trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal.js</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesjavascripttestsvariabledeclarationexpectedjs">trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration-expected.js</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesjavascripttestsvariabledeclarationjs">trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration.js</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesutilitiesjs">trunk/LayoutTests/inspector/formatting/resources/utilities.js</a></li>
<li><a href="#trunkLayoutTestsinspectormodelparsescriptsyntaxtreeexpectedtxt">trunk/LayoutTests/inspector/model/parse-script-syntax-tree-expected.txt</a></li>
<li><a href="#trunkLayoutTestsinspectormodelparsescriptsyntaxtreehtml">trunk/LayoutTests/inspector/model/parse-script-syntax-tree.html</a></li>
<li><a href="#trunkSourceWebInspectorUIChangeLog">trunk/Source/WebInspectorUI/ChangeLog</a></li>
<li><a href="#trunkSourceWebInspectorUIToolsFormattingindexhtml">trunk/Source/WebInspectorUI/Tools/Formatting/index.html</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceExternalEsprimaesprimajs">trunk/Source/WebInspectorUI/UserInterface/External/Esprima/esprima.js</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceModelsScriptSyntaxTreejs">trunk/Source/WebInspectorUI/UserInterface/Models/ScriptSyntaxTree.js</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceWorkersFormatterESTreeWalkerjs">trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/ESTreeWalker.js</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceWorkersFormatterEsprimaFormatterjs">trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/EsprimaFormatter.js</a></li>
</ul>

<h3>Added Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesjavascripttestsimportexpectedjs">trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import-expected.js</a></li>
<li><a href="#trunkLayoutTestsinspectorformattingresourcesjavascripttestsimportjs">trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/ChangeLog        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -1,3 +1,28 @@
</span><ins>+2017-02-01  Yusuke Suzuki  &lt;utatane.tea@gmail.com&gt;
+
+        Web Inspector: Upgrade Esprima to the latest one to support dynamic import
+        https://bugs.webkit.org/show_bug.cgi?id=167698
+
+        Reviewed by Joseph Pecoraro.
+
+        * inspector/formatting/formatting-javascript-expected.txt:
+        * inspector/formatting/formatting-javascript.html:
+        * inspector/formatting/resources/javascript-tests/import-expected.js: Added.
+        (async.load):
+        * inspector/formatting/resources/javascript-tests/import.js: Added.
+        (async.load):
+        * inspector/formatting/resources/javascript-tests/object-array-literal-expected.js:
+        * inspector/formatting/resources/javascript-tests/object-array-literal.js:
+        * inspector/formatting/resources/javascript-tests/variable-declaration-expected.js:
+        * inspector/formatting/resources/javascript-tests/variable-declaration.js:
+        * inspector/formatting/resources/utilities.js:
+        (TestPage.registerInitializer.):
+        (TestPage.registerInitializer):
+        Fix a bug which occurs when output is not expected one.
+
+        * inspector/model/parse-script-syntax-tree-expected.txt:
+        * inspector/model/parse-script-syntax-tree.html:
+
</ins><span class="cx"> 2017-02-01  Zan Dobersek  &lt;zdobersek@igalia.com&gt;
</span><span class="cx"> 
</span><span class="cx">         [EME] Implement MediaKeySession::update()
</span></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingformattingjavascriptexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/formatting-javascript-expected.txt (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/formatting-javascript-expected.txt        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/formatting-javascript-expected.txt        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -29,6 +29,9 @@
</span><span class="cx"> -- Running test case: EsprimaFormatter.JavaScript.if-statement.js
</span><span class="cx"> PASS
</span><span class="cx"> 
</span><ins>+-- Running test case: EsprimaFormatter.JavaScript.import.js
+PASS
+
</ins><span class="cx"> -- Running test case: EsprimaFormatter.JavaScript.label-break-continue-block.js
</span><span class="cx"> PASS
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingformattingjavascripthtml"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/formatting-javascript.html (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/formatting-javascript.html        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/formatting-javascript.html        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -18,6 +18,7 @@
</span><span class="cx">         &quot;resources/javascript-tests/functions.js&quot;,
</span><span class="cx">         &quot;resources/javascript-tests/generators.js&quot;,
</span><span class="cx">         &quot;resources/javascript-tests/if-statement.js&quot;,
</span><ins>+        &quot;resources/javascript-tests/import.js&quot;,
</ins><span class="cx">         &quot;resources/javascript-tests/label-break-continue-block.js&quot;,
</span><span class="cx">         &quot;resources/javascript-tests/logic-expressions.js&quot;,
</span><span class="cx">         &quot;resources/javascript-tests/new-expression.js&quot;,
</span></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesjavascripttestsimportexpectedjs"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import-expected.js (0 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import-expected.js                                (rev 0)
+++ trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import-expected.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -0,0 +1,6 @@
</span><ins>+import(&quot;./Cocoa.js&quot;);
+import(host + &quot;/Cocoa.js&quot;);
+
+async function load() {
+    return await import(&quot;./Cappuccino.js&quot;);
+}
</ins></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesjavascripttestsimportjs"></a>
<div class="addfile"><h4>Added: trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import.js (0 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import.js                                (rev 0)
+++ trunk/LayoutTests/inspector/formatting/resources/javascript-tests/import.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -0,0 +1,4 @@
</span><ins>+import(&quot;./Cocoa.js&quot;);
+import(host + &quot;/Cocoa.js&quot;);
+
+async function load() { return await import(&quot;./Cappuccino.js&quot;); }
</ins></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesjavascripttestsobjectarrayliteralexpectedjs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal-expected.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal-expected.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal-expected.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -29,6 +29,16 @@
</span><span class="cx">     c: 3,
</span><span class="cx">     d: 4
</span><span class="cx"> }
</span><ins>+o = {
+    a: 1,
+    b: 2,
+    c: 3,
+    d: 4,
+    ...e
+}
+o = {
+    ...a
+}
</ins><span class="cx"> 
</span><span class="cx"> ;
</span><span class="cx"> [];
</span></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesjavascripttestsobjectarrayliteraljs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/resources/javascript-tests/object-array-literal.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -8,6 +8,8 @@
</span><span class="cx"> o={a:1,b:2}
</span><span class="cx"> o={a:1,b:2,c:3}
</span><span class="cx"> o={a:1,b:2,c:3,d:4}
</span><ins>+o={a:1,b:2,c:3,d:4,...e}
+o={...a}
</ins><span class="cx"> 
</span><span class="cx"> ;
</span><span class="cx"> [];
</span></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesjavascripttestsvariabledeclarationexpectedjs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration-expected.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration-expected.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration-expected.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -52,3 +52,14 @@
</span><span class="cx">     },
</span><span class="cx">     club: [4, 5]
</span><span class="cx"> };
</span><ins>+var {type, ...rest} = {
+    type: &quot;Cocoa&quot;,
+    taste: &quot;Sweet&quot;
+};
+var {...rest} = {
+    a: 1,
+    b: 2
+};
+
+var [a, b] = [0, 1];
+var [a, b, ...rest] = [0, 1, 2];
</ins></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesjavascripttestsvariabledeclarationjs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/resources/javascript-tests/variable-declaration.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -23,3 +23,8 @@
</span><span class="cx"> 
</span><span class="cx"> var {alpha:a,beta:{b,gamma:c},club:[d,e]} = o;
</span><span class="cx"> var {alpha:a,beta:{b,gamma:c},club:[d,e]} = {alpha:1,beta:{b:2,gamma:3},club:[4,5]};
</span><ins>+var {type,...rest} = { type: &quot;Cocoa&quot;, taste: &quot;Sweet&quot; };
+var {...rest} = {a:1,b:2};
+
+var [a,b]=[0,1];
+var [a,b,...rest]=[0,1,2];
</ins></span></pre></div>
<a id="trunkLayoutTestsinspectorformattingresourcesutilitiesjs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/formatting/resources/utilities.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/formatting/resources/utilities.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/formatting/resources/utilities.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -25,9 +25,9 @@
</span><span class="cx">                         InspectorTest.log(&quot;-----------&quot;);
</span><span class="cx">                         InspectorTest.log(testText);
</span><span class="cx">                         InspectorTest.log(&quot;-----------&quot;);
</span><del>-                        InspectorTest.log(&quot;Formatted Output: &quot; + builder.formattedContent.length);
</del><ins>+                        InspectorTest.log(&quot;Formatted Output: &quot; + formattedText.length);
</ins><span class="cx">                         InspectorTest.log(&quot;-----------&quot;);
</span><del>-                        InspectorTest.log(builder.formattedContent);
</del><ins>+                        InspectorTest.log(formattedText);
</ins><span class="cx">                         InspectorTest.log(&quot;-----------&quot;);
</span><span class="cx">                         InspectorTest.log(&quot;Expected Output: &quot; + expectedText.length);
</span><span class="cx">                         InspectorTest.log(&quot;-----------&quot;);
</span></span></pre></div>
<a id="trunkLayoutTestsinspectormodelparsescriptsyntaxtreeexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/model/parse-script-syntax-tree-expected.txt (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/model/parse-script-syntax-tree-expected.txt        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/model/parse-script-syntax-tree-expected.txt        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -41,6 +41,9 @@
</span><span class="cx"> passed WithStatement
</span><span class="cx"> passed YieldExpression
</span><span class="cx"> passed ClassStatement, Super, MetaProperty
</span><ins>+passed Import
+passed RestProperty
+passed SpreadProperty
</ins><span class="cx"> passed AssignmentPattern
</span><span class="cx"> passed ArrowFunctionExpression
</span><span class="cx"> passed Async Functions
</span></span></pre></div>
<a id="trunkLayoutTestsinspectormodelparsescriptsyntaxtreehtml"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/inspector/model/parse-script-syntax-tree.html (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/inspector/model/parse-script-syntax-tree.html        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/LayoutTests/inspector/model/parse-script-syntax-tree.html        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -495,6 +495,38 @@
</span><span class="cx">     InspectorTest.assert(node.body.body[0].value.body.body[1].expression.property.name === &quot;target&quot;);
</span><span class="cx">     InspectorTest.log(&quot;passed ClassStatement, Super, MetaProperty&quot;);
</span><span class="cx"> 
</span><ins>+    node = makeNode(&quot;import('./Cocoa.js')&quot;, true);
+    InspectorTest.assert(node.type === WebInspector.ScriptSyntaxTree.NodeType.CallExpression);
+    InspectorTest.assert(node.callee.type === WebInspector.ScriptSyntaxTree.NodeType.Import);
+    InspectorTest.assert(node.arguments);
+    InspectorTest.assert(node.arguments.length === 1);
+    InspectorTest.assert(node.arguments[0].type === WebInspector.ScriptSyntaxTree.NodeType.Literal);
+    InspectorTest.log(&quot;passed Import&quot;);
+
+    node = makeNode(&quot;let { ...rest } = { x: 1, y: 0 }&quot;, false);
+    InspectorTest.assert(node.type === WebInspector.ScriptSyntaxTree.NodeType.VariableDeclaration);
+    InspectorTest.assert(node.kind === &quot;let&quot;);
+    InspectorTest.assert(node.declarations.length === 1);
+    InspectorTest.assert(node.declarations[0].type === WebInspector.ScriptSyntaxTree.NodeType.VariableDeclarator);
+    InspectorTest.assert(node.declarations[0].id.type === WebInspector.ScriptSyntaxTree.NodeType.ObjectPattern);
+    InspectorTest.assert(node.declarations[0].id.properties.length === 1);
+    InspectorTest.assert(node.declarations[0].id.properties[0].type === WebInspector.ScriptSyntaxTree.NodeType.RestProperty);
+    InspectorTest.assert(node.declarations[0].id.properties[0].argument.type === WebInspector.ScriptSyntaxTree.NodeType.Identifier);
+    InspectorTest.assert(node.declarations[0].id.properties[0].argument.name === &quot;rest&quot;);
+    InspectorTest.log(&quot;passed RestProperty&quot;);
+
+    node = makeNode(&quot;let n = { ...spread }&quot;, false);
+    InspectorTest.assert(node.type === WebInspector.ScriptSyntaxTree.NodeType.VariableDeclaration);
+    InspectorTest.assert(node.kind === &quot;let&quot;);
+    InspectorTest.assert(node.declarations.length === 1);
+    InspectorTest.assert(node.declarations[0].type === WebInspector.ScriptSyntaxTree.NodeType.VariableDeclarator);
+    InspectorTest.assert(node.declarations[0].init.type === WebInspector.ScriptSyntaxTree.NodeType.ObjectExpression);
+    InspectorTest.assert(node.declarations[0].init.properties.length === 1);
+    InspectorTest.assert(node.declarations[0].init.properties[0].type === WebInspector.ScriptSyntaxTree.NodeType.SpreadProperty);
+    InspectorTest.assert(node.declarations[0].init.properties[0].argument.type === WebInspector.ScriptSyntaxTree.NodeType.Identifier);
+    InspectorTest.assert(node.declarations[0].init.properties[0].argument.name === &quot;spread&quot;);
+    InspectorTest.log(&quot;passed SpreadProperty&quot;);
+
</ins><span class="cx">     node = makeNode(&quot;let [x=20] = [];&quot;, false);
</span><span class="cx">     InspectorTest.assert(node.type === WebInspector.ScriptSyntaxTree.NodeType.VariableDeclaration);
</span><span class="cx">     InspectorTest.assert(node.kind === &quot;let&quot;);
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/ChangeLog (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/ChangeLog        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/Source/WebInspectorUI/ChangeLog        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -1,3 +1,31 @@
</span><ins>+2017-02-01  Yusuke Suzuki  &lt;utatane.tea@gmail.com&gt;
+
+        Web Inspector: Upgrade Esprima to the latest one to support dynamic import
+        https://bugs.webkit.org/show_bug.cgi?id=167698
+
+        Reviewed by Joseph Pecoraro.
+
+        * UserInterface/External/Esprima/esprima.js:
+        Update to Esprima@5307e30 (4.0.0-dev).
+
+        * UserInterface/Models/ScriptSyntaxTree.js:
+        (WebInspector.ScriptSyntaxTree.prototype._gatherIdentifiersInDeclaration.gatherIdentifiers):
+        (WebInspector.ScriptSyntaxTree.prototype._gatherIdentifiersInDeclaration):
+        (WebInspector.ScriptSyntaxTree.prototype._recurse):
+        (WebInspector.ScriptSyntaxTree.prototype._createInternalSyntaxTree):
+        (WebInspector.ScriptSyntaxTree):
+        * UserInterface/Workers/Formatter/ESTreeWalker.js:
+        (ESTreeWalker.prototype._walkChildren):
+        (ESTreeWalker):
+        Add new nodes, SpreadProperty, RestProperty, and Import.
+        SpreadProperty and RestProperty are the part of ES2018 rest and spread properties.
+        https://github.com/sebmarkbage/ecmascript-rest-spread
+        Import is dynamic import node. The syntax is similar to Super.
+        https://github.com/tc39/proposal-dynamic-import
+
+        * UserInterface/Workers/Formatter/EsprimaFormatter.js:
+        (EsprimaFormatter.prototype._handleTokenAtNode):
+
</ins><span class="cx"> 2017-02-01  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Web Inspector: Remove keyboard shortcut to close tab - does not match expectations
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIToolsFormattingindexhtml"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/Tools/Formatting/index.html (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/Tools/Formatting/index.html        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/Source/WebInspectorUI/Tools/Formatting/index.html        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -44,6 +44,7 @@
</span><span class="cx"> 
</span><span class="cx">     let tests = [
</span><span class="cx">         &quot;if-statement.js&quot;,
</span><ins>+        &quot;import.js&quot;,
</ins><span class="cx">         &quot;for-statements.js&quot;,
</span><span class="cx">         &quot;while-statement.js&quot;,
</span><span class="cx">         &quot;do-while-statement.js&quot;,
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceExternalEsprimaesprimajs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/External/Esprima/esprima.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/External/Esprima/esprima.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/Source/WebInspectorUI/UserInterface/External/Esprima/esprima.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -82,8 +82,8 @@
</span><span class="cx">     */
</span><span class="cx">     &quot;use strict&quot;;
</span><span class="cx">     var comment_handler_1 = __webpack_require__(1);
</span><del>-    var parser_1 = __webpack_require__(3);
-    var jsx_parser_1 = __webpack_require__(11);
</del><ins>+    var jsx_parser_1 = __webpack_require__(3);
+    var parser_1 = __webpack_require__(8);
</ins><span class="cx">     var tokenizer_1 = __webpack_require__(15);
</span><span class="cx">     function parse(code, options, delegate) {
</span><span class="cx">         var commentHandler = null;
</span><span class="lines">@@ -119,7 +119,7 @@
</span><span class="cx">             parser = new parser_1.Parser(code, options, parserDelegate);
</span><span class="cx">         }
</span><span class="cx">         var program = isModule ? parser.parseModule() : parser.parseScript();
</span><del>-        var ast = (program);
</del><ins>+        var ast = program;
</ins><span class="cx">         if (collectComment &amp;&amp; commentHandler) {
</span><span class="cx">             ast.comments = commentHandler.comments;
</span><span class="cx">         }
</span><span class="lines">@@ -366,6 +366,7 @@
</span><span class="cx">         FunctionExpression: 'FunctionExpression',
</span><span class="cx">         Identifier: 'Identifier',
</span><span class="cx">         IfStatement: 'IfStatement',
</span><ins>+        Import: 'Import',
</ins><span class="cx">         ImportDeclaration: 'ImportDeclaration',
</span><span class="cx">         ImportDefaultSpecifier: 'ImportDefaultSpecifier',
</span><span class="cx">         ImportNamespaceSpecifier: 'ImportNamespaceSpecifier',
</span><span class="lines">@@ -382,9 +383,11 @@
</span><span class="cx">         Program: 'Program',
</span><span class="cx">         Property: 'Property',
</span><span class="cx">         RestElement: 'RestElement',
</span><ins>+        RestProperty: 'RestProperty',
</ins><span class="cx">         ReturnStatement: 'ReturnStatement',
</span><span class="cx">         SequenceExpression: 'SequenceExpression',
</span><span class="cx">         SpreadElement: 'SpreadElement',
</span><ins>+        SpreadProperty: 'SpreadProperty',
</ins><span class="cx">         Super: 'Super',
</span><span class="cx">         SwitchCase: 'SwitchCase',
</span><span class="cx">         SwitchStatement: 'SwitchStatement',
</span><span class="lines">@@ -409,13 +412,1433 @@
</span><span class="cx"> /***/ function(module, exports, __webpack_require__) {
</span><span class="cx"> 
</span><span class="cx">     &quot;use strict&quot;;
</span><del>-    var assert_1 = __webpack_require__(4);
-    var messages_1 = __webpack_require__(5);
-    var error_handler_1 = __webpack_require__(6);
-    var token_1 = __webpack_require__(7);
-    var scanner_1 = __webpack_require__(8);
</del><ins>+/* istanbul ignore next */
+    var __extends = (this &amp;&amp; this.__extends) || function (d, b) {
+        for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
+        function __() { this.constructor = d; }
+        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
+    };
+    var character_1 = __webpack_require__(4);
+    var JSXNode = __webpack_require__(5);
+    var jsx_syntax_1 = __webpack_require__(6);
+    var Node = __webpack_require__(7);
+    var parser_1 = __webpack_require__(8);
+    var token_1 = __webpack_require__(13);
+    var xhtml_entities_1 = __webpack_require__(14);
+    token_1.TokenName[100 /* Identifier */] = 'JSXIdentifier';
+    token_1.TokenName[101 /* Text */] = 'JSXText';
+    // Fully qualified element name, e.g. &lt;svg:path&gt; returns &quot;svg:path&quot;
+    function getQualifiedElementName(elementName) {
+        var qualifiedName;
+        switch (elementName.type) {
+            case jsx_syntax_1.JSXSyntax.JSXIdentifier:
+                var id = elementName;
+                qualifiedName = id.name;
+                break;
+            case jsx_syntax_1.JSXSyntax.JSXNamespacedName:
+                var ns = elementName;
+                qualifiedName = getQualifiedElementName(ns.namespace) + ':' +
+                    getQualifiedElementName(ns.name);
+                break;
+            case jsx_syntax_1.JSXSyntax.JSXMemberExpression:
+                var expr = elementName;
+                qualifiedName = getQualifiedElementName(expr.object) + '.' +
+                    getQualifiedElementName(expr.property);
+                break;
+            /* istanbul ignore next */
+            default:
+                break;
+        }
+        return qualifiedName;
+    }
+    var JSXParser = (function (_super) {
+        __extends(JSXParser, _super);
+        function JSXParser(code, options, delegate) {
+            return _super.call(this, code, options, delegate) || this;
+        }
+        JSXParser.prototype.parsePrimaryExpression = function () {
+            return this.match('&lt;') ? this.parseJSXRoot() : _super.prototype.parsePrimaryExpression.call(this);
+        };
+        JSXParser.prototype.startJSX = function () {
+            // Unwind the scanner before the lookahead token.
+            this.scanner.index = this.startMarker.index;
+            this.scanner.lineNumber = this.startMarker.line;
+            this.scanner.lineStart = this.startMarker.index - this.startMarker.column;
+        };
+        JSXParser.prototype.finishJSX = function () {
+            // Prime the next lookahead.
+            this.nextToken();
+        };
+        JSXParser.prototype.reenterJSX = function () {
+            this.startJSX();
+            this.expectJSX('}');
+            // Pop the closing '}' added from the lookahead.
+            if (this.config.tokens) {
+                this.tokens.pop();
+            }
+        };
+        JSXParser.prototype.createJSXNode = function () {
+            this.collectComments();
+            return {
+                index: this.scanner.index,
+                line: this.scanner.lineNumber,
+                column: this.scanner.index - this.scanner.lineStart
+            };
+        };
+        JSXParser.prototype.createJSXChildNode = function () {
+            return {
+                index: this.scanner.index,
+                line: this.scanner.lineNumber,
+                column: this.scanner.index - this.scanner.lineStart
+            };
+        };
+        JSXParser.prototype.scanXHTMLEntity = function (quote) {
+            var result = '&amp;';
+            var valid = true;
+            var terminated = false;
+            var numeric = false;
+            var hex = false;
+            while (!this.scanner.eof() &amp;&amp; valid &amp;&amp; !terminated) {
+                var ch = this.scanner.source[this.scanner.index];
+                if (ch === quote) {
+                    break;
+                }
+                terminated = (ch === ';');
+                result += ch;
+                ++this.scanner.index;
+                if (!terminated) {
+                    switch (result.length) {
+                        case 2:
+                            // e.g. '&amp;#123;'
+                            numeric = (ch === '#');
+                            break;
+                        case 3:
+                            if (numeric) {
+                                // e.g. '&amp;#x41;'
+                                hex = (ch === 'x');
+                                valid = hex || character_1.Character.isDecimalDigit(ch.charCodeAt(0));
+                                numeric = numeric &amp;&amp; !hex;
+                            }
+                            break;
+                        default:
+                            valid = valid &amp;&amp; !(numeric &amp;&amp; !character_1.Character.isDecimalDigit(ch.charCodeAt(0)));
+                            valid = valid &amp;&amp; !(hex &amp;&amp; !character_1.Character.isHexDigit(ch.charCodeAt(0)));
+                            break;
+                    }
+                }
+            }
+            if (valid &amp;&amp; terminated &amp;&amp; result.length &gt; 2) {
+                // e.g. '&amp;#x41;' becomes just '#x41'
+                var str = result.substr(1, result.length - 2);
+                if (numeric &amp;&amp; str.length &gt; 1) {
+                    result = String.fromCharCode(parseInt(str.substr(1), 10));
+                }
+                else if (hex &amp;&amp; str.length &gt; 2) {
+                    result = String.fromCharCode(parseInt('0' + str.substr(1), 16));
+                }
+                else if (!numeric &amp;&amp; !hex &amp;&amp; xhtml_entities_1.XHTMLEntities[str]) {
+                    result = xhtml_entities_1.XHTMLEntities[str];
+                }
+            }
+            return result;
+        };
+        // Scan the next JSX token. This replaces Scanner#lex when in JSX mode.
+        JSXParser.prototype.lexJSX = function () {
+            var cp = this.scanner.source.charCodeAt(this.scanner.index);
+            // &lt; &gt; / : = { }
+            if (cp === 60 || cp === 62 || cp === 47 || cp === 58 || cp === 61 || cp === 123 || cp === 125) {
+                var value = this.scanner.source[this.scanner.index++];
+                return {
+                    type: 7 /* Punctuator */,
+                    value: value,
+                    lineNumber: this.scanner.lineNumber,
+                    lineStart: this.scanner.lineStart,
+                    start: this.scanner.index - 1,
+                    end: this.scanner.index
+                };
+            }
+            // &quot; '
+            if (cp === 34 || cp === 39) {
+                var start = this.scanner.index;
+                var quote = this.scanner.source[this.scanner.index++];
+                var str = '';
+                while (!this.scanner.eof()) {
+                    var ch = this.scanner.source[this.scanner.index++];
+                    if (ch === quote) {
+                        break;
+                    }
+                    else if (ch === '&amp;') {
+                        str += this.scanXHTMLEntity(quote);
+                    }
+                    else {
+                        str += ch;
+                    }
+                }
+                return {
+                    type: 8 /* StringLiteral */,
+                    value: str,
+                    lineNumber: this.scanner.lineNumber,
+                    lineStart: this.scanner.lineStart,
+                    start: start,
+                    end: this.scanner.index
+                };
+            }
+            // ... or .
+            if (cp === 46) {
+                var n1 = this.scanner.source.charCodeAt(this.scanner.index + 1);
+                var n2 = this.scanner.source.charCodeAt(this.scanner.index + 2);
+                var value = (n1 === 46 &amp;&amp; n2 === 46) ? '...' : '.';
+                var start = this.scanner.index;
+                this.scanner.index += value.length;
+                return {
+                    type: 7 /* Punctuator */,
+                    value: value,
+                    lineNumber: this.scanner.lineNumber,
+                    lineStart: this.scanner.lineStart,
+                    start: start,
+                    end: this.scanner.index
+                };
+            }
+            // `
+            if (cp === 96) {
+                // Only placeholder, since it will be rescanned as a real assignment expression.
+                return {
+                    type: 10 /* Template */,
+                    value: '',
+                    lineNumber: this.scanner.lineNumber,
+                    lineStart: this.scanner.lineStart,
+                    start: this.scanner.index,
+                    end: this.scanner.index
+                };
+            }
+            // Identifer can not contain backslash (char code 92).
+            if (character_1.Character.isIdentifierStart(cp) &amp;&amp; (cp !== 92)) {
+                var start = this.scanner.index;
+                ++this.scanner.index;
+                while (!this.scanner.eof()) {
+                    var ch = this.scanner.source.charCodeAt(this.scanner.index);
+                    if (character_1.Character.isIdentifierPart(ch) &amp;&amp; (ch !== 92)) {
+                        ++this.scanner.index;
+                    }
+                    else if (ch === 45) {
+                        // Hyphen (char code 45) can be part of an identifier.
+                        ++this.scanner.index;
+                    }
+                    else {
+                        break;
+                    }
+                }
+                var id = this.scanner.source.slice(start, this.scanner.index);
+                return {
+                    type: 100 /* Identifier */,
+                    value: id,
+                    lineNumber: this.scanner.lineNumber,
+                    lineStart: this.scanner.lineStart,
+                    start: start,
+                    end: this.scanner.index
+                };
+            }
+            return this.scanner.throwUnexpectedToken();
+        };
+        JSXParser.prototype.nextJSXToken = function () {
+            this.collectComments();
+            this.startMarker.index = this.scanner.index;
+            this.startMarker.line = this.scanner.lineNumber;
+            this.startMarker.column = this.scanner.index - this.scanner.lineStart;
+            var token = this.lexJSX();
+            this.lastMarker.index = this.scanner.index;
+            this.lastMarker.line = this.scanner.lineNumber;
+            this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
+            if (this.config.tokens) {
+                this.tokens.push(this.convertToken(token));
+            }
+            return token;
+        };
+        JSXParser.prototype.nextJSXText = function () {
+            this.startMarker.index = this.scanner.index;
+            this.startMarker.line = this.scanner.lineNumber;
+            this.startMarker.column = this.scanner.index - this.scanner.lineStart;
+            var start = this.scanner.index;
+            var text = '';
+            while (!this.scanner.eof()) {
+                var ch = this.scanner.source[this.scanner.index];
+                if (ch === '{' || ch === '&lt;') {
+                    break;
+                }
+                ++this.scanner.index;
+                text += ch;
+                if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
+                    ++this.scanner.lineNumber;
+                    if (ch === '\r' &amp;&amp; this.scanner.source[this.scanner.index] === '\n') {
+                        ++this.scanner.index;
+                    }
+                    this.scanner.lineStart = this.scanner.index;
+                }
+            }
+            this.lastMarker.index = this.scanner.index;
+            this.lastMarker.line = this.scanner.lineNumber;
+            this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
+            var token = {
+                type: 101 /* Text */,
+                value: text,
+                lineNumber: this.scanner.lineNumber,
+                lineStart: this.scanner.lineStart,
+                start: start,
+                end: this.scanner.index
+            };
+            if ((text.length &gt; 0) &amp;&amp; this.config.tokens) {
+                this.tokens.push(this.convertToken(token));
+            }
+            return token;
+        };
+        JSXParser.prototype.peekJSXToken = function () {
+            var state = this.scanner.saveState();
+            this.scanner.scanComments();
+            var next = this.lexJSX();
+            this.scanner.restoreState(state);
+            return next;
+        };
+        // Expect the next JSX token to match the specified punctuator.
+        // If not, an exception will be thrown.
+        JSXParser.prototype.expectJSX = function (value) {
+            var token = this.nextJSXToken();
+            if (token.type !== 7 /* Punctuator */ || token.value !== value) {
+                this.throwUnexpectedToken(token);
+            }
+        };
+        // Return true if the next JSX token matches the specified punctuator.
+        JSXParser.prototype.matchJSX = function (value) {
+            var next = this.peekJSXToken();
+            return next.type === 7 /* Punctuator */ &amp;&amp; next.value === value;
+        };
+        JSXParser.prototype.parseJSXIdentifier = function () {
+            var node = this.createJSXNode();
+            var token = this.nextJSXToken();
+            if (token.type !== 100 /* Identifier */) {
+                this.throwUnexpectedToken(token);
+            }
+            return this.finalize(node, new JSXNode.JSXIdentifier(token.value));
+        };
+        JSXParser.prototype.parseJSXElementName = function () {
+            var node = this.createJSXNode();
+            var elementName = this.parseJSXIdentifier();
+            if (this.matchJSX(':')) {
+                var namespace = elementName;
+                this.expectJSX(':');
+                var name_1 = this.parseJSXIdentifier();
+                elementName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_1));
+            }
+            else if (this.matchJSX('.')) {
+                while (this.matchJSX('.')) {
+                    var object = elementName;
+                    this.expectJSX('.');
+                    var property = this.parseJSXIdentifier();
+                    elementName = this.finalize(node, new JSXNode.JSXMemberExpression(object, property));
+                }
+            }
+            return elementName;
+        };
+        JSXParser.prototype.parseJSXAttributeName = function () {
+            var node = this.createJSXNode();
+            var attributeName;
+            var identifier = this.parseJSXIdentifier();
+            if (this.matchJSX(':')) {
+                var namespace = identifier;
+                this.expectJSX(':');
+                var name_2 = this.parseJSXIdentifier();
+                attributeName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_2));
+            }
+            else {
+                attributeName = identifier;
+            }
+            return attributeName;
+        };
+        JSXParser.prototype.parseJSXStringLiteralAttribute = function () {
+            var node = this.createJSXNode();
+            var token = this.nextJSXToken();
+            if (token.type !== 8 /* StringLiteral */) {
+                this.throwUnexpectedToken(token);
+            }
+            var raw = this.getTokenRaw(token);
+            return this.finalize(node, new Node.Literal(token.value, raw));
+        };
+        JSXParser.prototype.parseJSXExpressionAttribute = function () {
+            var node = this.createJSXNode();
+            this.expectJSX('{');
+            this.finishJSX();
+            if (this.match('}')) {
+                this.tolerateError('JSX attributes must only be assigned a non-empty expression');
+            }
+            var expression = this.parseAssignmentExpression();
+            this.reenterJSX();
+            return this.finalize(node, new JSXNode.JSXExpressionContainer(expression));
+        };
+        JSXParser.prototype.parseJSXAttributeValue = function () {
+            return this.matchJSX('{') ? this.parseJSXExpressionAttribute() :
+                this.matchJSX('&lt;') ? this.parseJSXElement() : this.parseJSXStringLiteralAttribute();
+        };
+        JSXParser.prototype.parseJSXNameValueAttribute = function () {
+            var node = this.createJSXNode();
+            var name = this.parseJSXAttributeName();
+            var value = null;
+            if (this.matchJSX('=')) {
+                this.expectJSX('=');
+                value = this.parseJSXAttributeValue();
+            }
+            return this.finalize(node, new JSXNode.JSXAttribute(name, value));
+        };
+        JSXParser.prototype.parseJSXSpreadAttribute = function () {
+            var node = this.createJSXNode();
+            this.expectJSX('{');
+            this.expectJSX('...');
+            this.finishJSX();
+            var argument = this.parseAssignmentExpression();
+            this.reenterJSX();
+            return this.finalize(node, new JSXNode.JSXSpreadAttribute(argument));
+        };
+        JSXParser.prototype.parseJSXAttributes = function () {
+            var attributes = [];
+            while (!this.matchJSX('/') &amp;&amp; !this.matchJSX('&gt;')) {
+                var attribute = this.matchJSX('{') ? this.parseJSXSpreadAttribute() :
+                    this.parseJSXNameValueAttribute();
+                attributes.push(attribute);
+            }
+            return attributes;
+        };
+        JSXParser.prototype.parseJSXOpeningElement = function () {
+            var node = this.createJSXNode();
+            this.expectJSX('&lt;');
+            var name = this.parseJSXElementName();
+            var attributes = this.parseJSXAttributes();
+            var selfClosing = this.matchJSX('/');
+            if (selfClosing) {
+                this.expectJSX('/');
+            }
+            this.expectJSX('&gt;');
+            return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes));
+        };
+        JSXParser.prototype.parseJSXBoundaryElement = function () {
+            var node = this.createJSXNode();
+            this.expectJSX('&lt;');
+            if (this.matchJSX('/')) {
+                this.expectJSX('/');
+                var name_3 = this.parseJSXElementName();
+                this.expectJSX('&gt;');
+                return this.finalize(node, new JSXNode.JSXClosingElement(name_3));
+            }
+            var name = this.parseJSXElementName();
+            var attributes = this.parseJSXAttributes();
+            var selfClosing = this.matchJSX('/');
+            if (selfClosing) {
+                this.expectJSX('/');
+            }
+            this.expectJSX('&gt;');
+            return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes));
+        };
+        JSXParser.prototype.parseJSXEmptyExpression = function () {
+            var node = this.createJSXChildNode();
+            this.collectComments();
+            this.lastMarker.index = this.scanner.index;
+            this.lastMarker.line = this.scanner.lineNumber;
+            this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
+            return this.finalize(node, new JSXNode.JSXEmptyExpression());
+        };
+        JSXParser.prototype.parseJSXExpressionContainer = function () {
+            var node = this.createJSXNode();
+            this.expectJSX('{');
+            var expression;
+            if (this.matchJSX('}')) {
+                expression = this.parseJSXEmptyExpression();
+                this.expectJSX('}');
+            }
+            else {
+                this.finishJSX();
+                expression = this.parseAssignmentExpression();
+                this.reenterJSX();
+            }
+            return this.finalize(node, new JSXNode.JSXExpressionContainer(expression));
+        };
+        JSXParser.prototype.parseJSXChildren = function () {
+            var children = [];
+            while (!this.scanner.eof()) {
+                var node = this.createJSXChildNode();
+                var token = this.nextJSXText();
+                if (token.start &lt; token.end) {
+                    var raw = this.getTokenRaw(token);
+                    var child = this.finalize(node, new JSXNode.JSXText(token.value, raw));
+                    children.push(child);
+                }
+                if (this.scanner.source[this.scanner.index] === '{') {
+                    var container = this.parseJSXExpressionContainer();
+                    children.push(container);
+                }
+                else {
+                    break;
+                }
+            }
+            return children;
+        };
+        JSXParser.prototype.parseComplexJSXElement = function (el) {
+            var stack = [];
+            while (!this.scanner.eof()) {
+                el.children = el.children.concat(this.parseJSXChildren());
+                var node = this.createJSXChildNode();
+                var element = this.parseJSXBoundaryElement();
+                if (element.type === jsx_syntax_1.JSXSyntax.JSXOpeningElement) {
+                    var opening = element;
+                    if (opening.selfClosing) {
+                        var child = this.finalize(node, new JSXNode.JSXElement(opening, [], null));
+                        el.children.push(child);
+                    }
+                    else {
+                        stack.push(el);
+                        el = { node: node, opening: opening, closing: null, children: [] };
+                    }
+                }
+                if (element.type === jsx_syntax_1.JSXSyntax.JSXClosingElement) {
+                    el.closing = element;
+                    var open_1 = getQualifiedElementName(el.opening.name);
+                    var close_1 = getQualifiedElementName(el.closing.name);
+                    if (open_1 !== close_1) {
+                        this.tolerateError('Expected corresponding JSX closing tag for %0', open_1);
+                    }
+                    if (stack.length &gt; 0) {
+                        var child = this.finalize(el.node, new JSXNode.JSXElement(el.opening, el.children, el.closing));
+                        el = stack[stack.length - 1];
+                        el.children.push(child);
+                        stack.pop();
+                    }
+                    else {
+                        break;
+                    }
+                }
+            }
+            return el;
+        };
+        JSXParser.prototype.parseJSXElement = function () {
+            var node = this.createJSXNode();
+            var opening = this.parseJSXOpeningElement();
+            var children = [];
+            var closing = null;
+            if (!opening.selfClosing) {
+                var el = this.parseComplexJSXElement({ node: node, opening: opening, closing: closing, children: children });
+                children = el.children;
+                closing = el.closing;
+            }
+            return this.finalize(node, new JSXNode.JSXElement(opening, children, closing));
+        };
+        JSXParser.prototype.parseJSXRoot = function () {
+            // Pop the opening '&lt;' added from the lookahead.
+            if (this.config.tokens) {
+                this.tokens.pop();
+            }
+            this.startJSX();
+            var element = this.parseJSXElement();
+            this.finishJSX();
+            return element;
+        };
+        return JSXParser;
+    }(parser_1.Parser));
+    exports.JSXParser = JSXParser;
+
+
+/***/ },
+/* 4 */
+/***/ function(module, exports) {
+
+    &quot;use strict&quot;;
+    // See also tools/generate-unicode-regex.js.
+    var Regex = {
+        // Unicode v8.0.0 NonAsciiIdentifierStart:
+        NonAsciiIdentifierStart: /[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u05D0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0-\u08B4\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5
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 5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1877\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1CE9-\u1CEC\u1CEE-\u1CF1\u1CF5\u1CF6\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D0
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 D\uDC9E]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB\uDFCE-\uDFFF]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD83A[\uDC00-\uDCC4\uDCD0-\uDCD6]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD
 86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1]|\uD87E[\uDC00-\uDE1D]|\uDB40[\uDD00-\uDDEF]/
+    };
+    exports.Character = {
+        /* tslint:disable:no-bitwise */
+        fromCodePoint: function (cp) {
+            return (cp &lt; 0x10000) ? String.fromCharCode(cp) :
+                String.fromCharCode(0xD800 + ((cp - 0x10000) &gt;&gt; 10)) +
+                    String.fromCharCode(0xDC00 + ((cp - 0x10000) &amp; 1023));
+        },
+        // https://tc39.github.io/ecma262/#sec-white-space
+        isWhiteSpace: function (cp) {
+            return (cp === 0x20) || (cp === 0x09) || (cp === 0x0B) || (cp === 0x0C) || (cp === 0xA0) ||
+                (cp &gt;= 0x1680 &amp;&amp; [0x1680, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(cp) &gt;= 0);
+        },
+        // https://tc39.github.io/ecma262/#sec-line-terminators
+        isLineTerminator: function (cp) {
+            return (cp === 0x0A) || (cp === 0x0D) || (cp === 0x2028) || (cp === 0x2029);
+        },
+        // https://tc39.github.io/ecma262/#sec-names-and-keywords
+        isIdentifierStart: function (cp) {
+            return (cp === 0x24) || (cp === 0x5F) ||
+                (cp &gt;= 0x41 &amp;&amp; cp &lt;= 0x5A) ||
+                (cp &gt;= 0x61 &amp;&amp; cp &lt;= 0x7A) ||
+                (cp === 0x5C) ||
+                ((cp &gt;= 0x80) &amp;&amp; Regex.NonAsciiIdentifierStart.test(exports.Character.fromCodePoint(cp)));
+        },
+        isIdentifierPart: function (cp) {
+            return (cp === 0x24) || (cp === 0x5F) ||
+                (cp &gt;= 0x41 &amp;&amp; cp &lt;= 0x5A) ||
+                (cp &gt;= 0x61 &amp;&amp; cp &lt;= 0x7A) ||
+                (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x39) ||
+                (cp === 0x5C) ||
+                ((cp &gt;= 0x80) &amp;&amp; Regex.NonAsciiIdentifierPart.test(exports.Character.fromCodePoint(cp)));
+        },
+        // https://tc39.github.io/ecma262/#sec-literals-numeric-literals
+        isDecimalDigit: function (cp) {
+            return (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x39); // 0..9
+        },
+        isHexDigit: function (cp) {
+            return (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x39) ||
+                (cp &gt;= 0x41 &amp;&amp; cp &lt;= 0x46) ||
+                (cp &gt;= 0x61 &amp;&amp; cp &lt;= 0x66); // a..f
+        },
+        isOctalDigit: function (cp) {
+            return (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x37); // 0..7
+        }
+    };
+
+
+/***/ },
+/* 5 */
+/***/ function(module, exports, __webpack_require__) {
+
+    &quot;use strict&quot;;
+    var jsx_syntax_1 = __webpack_require__(6);
+    /* tslint:disable:max-classes-per-file */
+    var JSXClosingElement = (function () {
+        function JSXClosingElement(name) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXClosingElement;
+            this.name = name;
+        }
+        return JSXClosingElement;
+    }());
+    exports.JSXClosingElement = JSXClosingElement;
+    var JSXElement = (function () {
+        function JSXElement(openingElement, children, closingElement) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXElement;
+            this.openingElement = openingElement;
+            this.children = children;
+            this.closingElement = closingElement;
+        }
+        return JSXElement;
+    }());
+    exports.JSXElement = JSXElement;
+    var JSXEmptyExpression = (function () {
+        function JSXEmptyExpression() {
+            this.type = jsx_syntax_1.JSXSyntax.JSXEmptyExpression;
+        }
+        return JSXEmptyExpression;
+    }());
+    exports.JSXEmptyExpression = JSXEmptyExpression;
+    var JSXExpressionContainer = (function () {
+        function JSXExpressionContainer(expression) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXExpressionContainer;
+            this.expression = expression;
+        }
+        return JSXExpressionContainer;
+    }());
+    exports.JSXExpressionContainer = JSXExpressionContainer;
+    var JSXIdentifier = (function () {
+        function JSXIdentifier(name) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXIdentifier;
+            this.name = name;
+        }
+        return JSXIdentifier;
+    }());
+    exports.JSXIdentifier = JSXIdentifier;
+    var JSXMemberExpression = (function () {
+        function JSXMemberExpression(object, property) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXMemberExpression;
+            this.object = object;
+            this.property = property;
+        }
+        return JSXMemberExpression;
+    }());
+    exports.JSXMemberExpression = JSXMemberExpression;
+    var JSXAttribute = (function () {
+        function JSXAttribute(name, value) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXAttribute;
+            this.name = name;
+            this.value = value;
+        }
+        return JSXAttribute;
+    }());
+    exports.JSXAttribute = JSXAttribute;
+    var JSXNamespacedName = (function () {
+        function JSXNamespacedName(namespace, name) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXNamespacedName;
+            this.namespace = namespace;
+            this.name = name;
+        }
+        return JSXNamespacedName;
+    }());
+    exports.JSXNamespacedName = JSXNamespacedName;
+    var JSXOpeningElement = (function () {
+        function JSXOpeningElement(name, selfClosing, attributes) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXOpeningElement;
+            this.name = name;
+            this.selfClosing = selfClosing;
+            this.attributes = attributes;
+        }
+        return JSXOpeningElement;
+    }());
+    exports.JSXOpeningElement = JSXOpeningElement;
+    var JSXSpreadAttribute = (function () {
+        function JSXSpreadAttribute(argument) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXSpreadAttribute;
+            this.argument = argument;
+        }
+        return JSXSpreadAttribute;
+    }());
+    exports.JSXSpreadAttribute = JSXSpreadAttribute;
+    var JSXText = (function () {
+        function JSXText(value, raw) {
+            this.type = jsx_syntax_1.JSXSyntax.JSXText;
+            this.value = value;
+            this.raw = raw;
+        }
+        return JSXText;
+    }());
+    exports.JSXText = JSXText;
+
+
+/***/ },
+/* 6 */
+/***/ function(module, exports) {
+
+    &quot;use strict&quot;;
+    exports.JSXSyntax = {
+        JSXAttribute: 'JSXAttribute',
+        JSXClosingElement: 'JSXClosingElement',
+        JSXElement: 'JSXElement',
+        JSXEmptyExpression: 'JSXEmptyExpression',
+        JSXExpressionContainer: 'JSXExpressionContainer',
+        JSXIdentifier: 'JSXIdentifier',
+        JSXMemberExpression: 'JSXMemberExpression',
+        JSXNamespacedName: 'JSXNamespacedName',
+        JSXOpeningElement: 'JSXOpeningElement',
+        JSXSpreadAttribute: 'JSXSpreadAttribute',
+        JSXText: 'JSXText'
+    };
+
+
+/***/ },
+/* 7 */
+/***/ function(module, exports, __webpack_require__) {
+
+    &quot;use strict&quot;;
</ins><span class="cx">     var syntax_1 = __webpack_require__(2);
</span><del>-    var Node = __webpack_require__(10);
</del><ins>+    /* tslint:disable:max-classes-per-file */
+    var ArrayExpression = (function () {
+        function ArrayExpression(elements) {
+            this.type = syntax_1.Syntax.ArrayExpression;
+            this.elements = elements;
+        }
+        return ArrayExpression;
+    }());
+    exports.ArrayExpression = ArrayExpression;
+    var ArrayPattern = (function () {
+        function ArrayPattern(elements) {
+            this.type = syntax_1.Syntax.ArrayPattern;
+            this.elements = elements;
+        }
+        return ArrayPattern;
+    }());
+    exports.ArrayPattern = ArrayPattern;
+    var ArrowFunctionExpression = (function () {
+        function ArrowFunctionExpression(params, body, expression) {
+            this.type = syntax_1.Syntax.ArrowFunctionExpression;
+            this.id = null;
+            this.params = params;
+            this.body = body;
+            this.generator = false;
+            this.expression = expression;
+            this.async = false;
+        }
+        return ArrowFunctionExpression;
+    }());
+    exports.ArrowFunctionExpression = ArrowFunctionExpression;
+    var AssignmentExpression = (function () {
+        function AssignmentExpression(operator, left, right) {
+            this.type = syntax_1.Syntax.AssignmentExpression;
+            this.operator = operator;
+            this.left = left;
+            this.right = right;
+        }
+        return AssignmentExpression;
+    }());
+    exports.AssignmentExpression = AssignmentExpression;
+    var AssignmentPattern = (function () {
+        function AssignmentPattern(left, right) {
+            this.type = syntax_1.Syntax.AssignmentPattern;
+            this.left = left;
+            this.right = right;
+        }
+        return AssignmentPattern;
+    }());
+    exports.AssignmentPattern = AssignmentPattern;
+    var AsyncArrowFunctionExpression = (function () {
+        function AsyncArrowFunctionExpression(params, body, expression) {
+            this.type = syntax_1.Syntax.ArrowFunctionExpression;
+            this.id = null;
+            this.params = params;
+            this.body = body;
+            this.generator = false;
+            this.expression = expression;
+            this.async = true;
+        }
+        return AsyncArrowFunctionExpression;
+    }());
+    exports.AsyncArrowFunctionExpression = AsyncArrowFunctionExpression;
+    var AsyncFunctionDeclaration = (function () {
+        function AsyncFunctionDeclaration(id, params, body) {
+            this.type = syntax_1.Syntax.FunctionDeclaration;
+            this.id = id;
+            this.params = params;
+            this.body = body;
+            this.generator = false;
+            this.expression = false;
+            this.async = true;
+        }
+        return AsyncFunctionDeclaration;
+    }());
+    exports.AsyncFunctionDeclaration = AsyncFunctionDeclaration;
+    var AsyncFunctionExpression = (function () {
+        function AsyncFunctionExpression(id, params, body) {
+            this.type = syntax_1.Syntax.FunctionExpression;
+            this.id = id;
+            this.params = params;
+            this.body = body;
+            this.generator = false;
+            this.expression = false;
+            this.async = true;
+        }
+        return AsyncFunctionExpression;
+    }());
+    exports.AsyncFunctionExpression = AsyncFunctionExpression;
+    var AwaitExpression = (function () {
+        function AwaitExpression(argument) {
+            this.type = syntax_1.Syntax.AwaitExpression;
+            this.argument = argument;
+        }
+        return AwaitExpression;
+    }());
+    exports.AwaitExpression = AwaitExpression;
+    var BinaryExpression = (function () {
+        function BinaryExpression(operator, left, right) {
+            var logical = (operator === '||' || operator === '&amp;&amp;');
+            this.type = logical ? syntax_1.Syntax.LogicalExpression : syntax_1.Syntax.BinaryExpression;
+            this.operator = operator;
+            this.left = left;
+            this.right = right;
+        }
+        return BinaryExpression;
+    }());
+    exports.BinaryExpression = BinaryExpression;
+    var BlockStatement = (function () {
+        function BlockStatement(body) {
+            this.type = syntax_1.Syntax.BlockStatement;
+            this.body = body;
+        }
+        return BlockStatement;
+    }());
+    exports.BlockStatement = BlockStatement;
+    var BreakStatement = (function () {
+        function BreakStatement(label) {
+            this.type = syntax_1.Syntax.BreakStatement;
+            this.label = label;
+        }
+        return BreakStatement;
+    }());
+    exports.BreakStatement = BreakStatement;
+    var CallExpression = (function () {
+        function CallExpression(callee, args) {
+            this.type = syntax_1.Syntax.CallExpression;
+            this.callee = callee;
+            this.arguments = args;
+        }
+        return CallExpression;
+    }());
+    exports.CallExpression = CallExpression;
+    var CatchClause = (function () {
+        function CatchClause(param, body) {
+            this.type = syntax_1.Syntax.CatchClause;
+            this.param = param;
+            this.body = body;
+        }
+        return CatchClause;
+    }());
+    exports.CatchClause = CatchClause;
+    var ClassBody = (function () {
+        function ClassBody(body) {
+            this.type = syntax_1.Syntax.ClassBody;
+            this.body = body;
+        }
+        return ClassBody;
+    }());
+    exports.ClassBody = ClassBody;
+    var ClassDeclaration = (function () {
+        function ClassDeclaration(id, superClass, body) {
+            this.type = syntax_1.Syntax.ClassDeclaration;
+            this.id = id;
+            this.superClass = superClass;
+            this.body = body;
+        }
+        return ClassDeclaration;
+    }());
+    exports.ClassDeclaration = ClassDeclaration;
+    var ClassExpression = (function () {
+        function ClassExpression(id, superClass, body) {
+            this.type = syntax_1.Syntax.ClassExpression;
+            this.id = id;
+            this.superClass = superClass;
+            this.body = body;
+        }
+        return ClassExpression;
+    }());
+    exports.ClassExpression = ClassExpression;
+    var ComputedMemberExpression = (function () {
+        function ComputedMemberExpression(object, property) {
+            this.type = syntax_1.Syntax.MemberExpression;
+            this.computed = true;
+            this.object = object;
+            this.property = property;
+        }
+        return ComputedMemberExpression;
+    }());
+    exports.ComputedMemberExpression = ComputedMemberExpression;
+    var ConditionalExpression = (function () {
+        function ConditionalExpression(test, consequent, alternate) {
+            this.type = syntax_1.Syntax.ConditionalExpression;
+            this.test = test;
+            this.consequent = consequent;
+            this.alternate = alternate;
+        }
+        return ConditionalExpression;
+    }());
+    exports.ConditionalExpression = ConditionalExpression;
+    var ContinueStatement = (function () {
+        function ContinueStatement(label) {
+            this.type = syntax_1.Syntax.ContinueStatement;
+            this.label = label;
+        }
+        return ContinueStatement;
+    }());
+    exports.ContinueStatement = ContinueStatement;
+    var DebuggerStatement = (function () {
+        function DebuggerStatement() {
+            this.type = syntax_1.Syntax.DebuggerStatement;
+        }
+        return DebuggerStatement;
+    }());
+    exports.DebuggerStatement = DebuggerStatement;
+    var Directive = (function () {
+        function Directive(expression, directive) {
+            this.type = syntax_1.Syntax.ExpressionStatement;
+            this.expression = expression;
+            this.directive = directive;
+        }
+        return Directive;
+    }());
+    exports.Directive = Directive;
+    var DoWhileStatement = (function () {
+        function DoWhileStatement(body, test) {
+            this.type = syntax_1.Syntax.DoWhileStatement;
+            this.body = body;
+            this.test = test;
+        }
+        return DoWhileStatement;
+    }());
+    exports.DoWhileStatement = DoWhileStatement;
+    var EmptyStatement = (function () {
+        function EmptyStatement() {
+            this.type = syntax_1.Syntax.EmptyStatement;
+        }
+        return EmptyStatement;
+    }());
+    exports.EmptyStatement = EmptyStatement;
+    var ExportAllDeclaration = (function () {
+        function ExportAllDeclaration(source) {
+            this.type = syntax_1.Syntax.ExportAllDeclaration;
+            this.source = source;
+        }
+        return ExportAllDeclaration;
+    }());
+    exports.ExportAllDeclaration = ExportAllDeclaration;
+    var ExportDefaultDeclaration = (function () {
+        function ExportDefaultDeclaration(declaration) {
+            this.type = syntax_1.Syntax.ExportDefaultDeclaration;
+            this.declaration = declaration;
+        }
+        return ExportDefaultDeclaration;
+    }());
+    exports.ExportDefaultDeclaration = ExportDefaultDeclaration;
+    var ExportNamedDeclaration = (function () {
+        function ExportNamedDeclaration(declaration, specifiers, source) {
+            this.type = syntax_1.Syntax.ExportNamedDeclaration;
+            this.declaration = declaration;
+            this.specifiers = specifiers;
+            this.source = source;
+        }
+        return ExportNamedDeclaration;
+    }());
+    exports.ExportNamedDeclaration = ExportNamedDeclaration;
+    var ExportSpecifier = (function () {
+        function ExportSpecifier(local, exported) {
+            this.type = syntax_1.Syntax.ExportSpecifier;
+            this.exported = exported;
+            this.local = local;
+        }
+        return ExportSpecifier;
+    }());
+    exports.ExportSpecifier = ExportSpecifier;
+    var ExpressionStatement = (function () {
+        function ExpressionStatement(expression) {
+            this.type = syntax_1.Syntax.ExpressionStatement;
+            this.expression = expression;
+        }
+        return ExpressionStatement;
+    }());
+    exports.ExpressionStatement = ExpressionStatement;
+    var ForInStatement = (function () {
+        function ForInStatement(left, right, body) {
+            this.type = syntax_1.Syntax.ForInStatement;
+            this.left = left;
+            this.right = right;
+            this.body = body;
+            this.each = false;
+        }
+        return ForInStatement;
+    }());
+    exports.ForInStatement = ForInStatement;
+    var ForOfStatement = (function () {
+        function ForOfStatement(left, right, body) {
+            this.type = syntax_1.Syntax.ForOfStatement;
+            this.left = left;
+            this.right = right;
+            this.body = body;
+        }
+        return ForOfStatement;
+    }());
+    exports.ForOfStatement = ForOfStatement;
+    var ForStatement = (function () {
+        function ForStatement(init, test, update, body) {
+            this.type = syntax_1.Syntax.ForStatement;
+            this.init = init;
+            this.test = test;
+            this.update = update;
+            this.body = body;
+        }
+        return ForStatement;
+    }());
+    exports.ForStatement = ForStatement;
+    var FunctionDeclaration = (function () {
+        function FunctionDeclaration(id, params, body, generator) {
+            this.type = syntax_1.Syntax.FunctionDeclaration;
+            this.id = id;
+            this.params = params;
+            this.body = body;
+            this.generator = generator;
+            this.expression = false;
+            this.async = false;
+        }
+        return FunctionDeclaration;
+    }());
+    exports.FunctionDeclaration = FunctionDeclaration;
+    var FunctionExpression = (function () {
+        function FunctionExpression(id, params, body, generator) {
+            this.type = syntax_1.Syntax.FunctionExpression;
+            this.id = id;
+            this.params = params;
+            this.body = body;
+            this.generator = generator;
+            this.expression = false;
+            this.async = false;
+        }
+        return FunctionExpression;
+    }());
+    exports.FunctionExpression = FunctionExpression;
+    var Identifier = (function () {
+        function Identifier(name) {
+            this.type = syntax_1.Syntax.Identifier;
+            this.name = name;
+        }
+        return Identifier;
+    }());
+    exports.Identifier = Identifier;
+    var IfStatement = (function () {
+        function IfStatement(test, consequent, alternate) {
+            this.type = syntax_1.Syntax.IfStatement;
+            this.test = test;
+            this.consequent = consequent;
+            this.alternate = alternate;
+        }
+        return IfStatement;
+    }());
+    exports.IfStatement = IfStatement;
+    var Import = (function () {
+        function Import() {
+            this.type = syntax_1.Syntax.Import;
+        }
+        return Import;
+    }());
+    exports.Import = Import;
+    var ImportDeclaration = (function () {
+        function ImportDeclaration(specifiers, source) {
+            this.type = syntax_1.Syntax.ImportDeclaration;
+            this.specifiers = specifiers;
+            this.source = source;
+        }
+        return ImportDeclaration;
+    }());
+    exports.ImportDeclaration = ImportDeclaration;
+    var ImportDefaultSpecifier = (function () {
+        function ImportDefaultSpecifier(local) {
+            this.type = syntax_1.Syntax.ImportDefaultSpecifier;
+            this.local = local;
+        }
+        return ImportDefaultSpecifier;
+    }());
+    exports.ImportDefaultSpecifier = ImportDefaultSpecifier;
+    var ImportNamespaceSpecifier = (function () {
+        function ImportNamespaceSpecifier(local) {
+            this.type = syntax_1.Syntax.ImportNamespaceSpecifier;
+            this.local = local;
+        }
+        return ImportNamespaceSpecifier;
+    }());
+    exports.ImportNamespaceSpecifier = ImportNamespaceSpecifier;
+    var ImportSpecifier = (function () {
+        function ImportSpecifier(local, imported) {
+            this.type = syntax_1.Syntax.ImportSpecifier;
+            this.local = local;
+            this.imported = imported;
+        }
+        return ImportSpecifier;
+    }());
+    exports.ImportSpecifier = ImportSpecifier;
+    var LabeledStatement = (function () {
+        function LabeledStatement(label, body) {
+            this.type = syntax_1.Syntax.LabeledStatement;
+            this.label = label;
+            this.body = body;
+        }
+        return LabeledStatement;
+    }());
+    exports.LabeledStatement = LabeledStatement;
+    var Literal = (function () {
+        function Literal(value, raw) {
+            this.type = syntax_1.Syntax.Literal;
+            this.value = value;
+            this.raw = raw;
+        }
+        return Literal;
+    }());
+    exports.Literal = Literal;
+    var MetaProperty = (function () {
+        function MetaProperty(meta, property) {
+            this.type = syntax_1.Syntax.MetaProperty;
+            this.meta = meta;
+            this.property = property;
+        }
+        return MetaProperty;
+    }());
+    exports.MetaProperty = MetaProperty;
+    var MethodDefinition = (function () {
+        function MethodDefinition(key, computed, value, kind, isStatic) {
+            this.type = syntax_1.Syntax.MethodDefinition;
+            this.key = key;
+            this.computed = computed;
+            this.value = value;
+            this.kind = kind;
+            this.static = isStatic;
+        }
+        return MethodDefinition;
+    }());
+    exports.MethodDefinition = MethodDefinition;
+    var Module = (function () {
+        function Module(body) {
+            this.type = syntax_1.Syntax.Program;
+            this.body = body;
+            this.sourceType = 'module';
+        }
+        return Module;
+    }());
+    exports.Module = Module;
+    var NewExpression = (function () {
+        function NewExpression(callee, args) {
+            this.type = syntax_1.Syntax.NewExpression;
+            this.callee = callee;
+            this.arguments = args;
+        }
+        return NewExpression;
+    }());
+    exports.NewExpression = NewExpression;
+    var ObjectExpression = (function () {
+        function ObjectExpression(properties) {
+            this.type = syntax_1.Syntax.ObjectExpression;
+            this.properties = properties;
+        }
+        return ObjectExpression;
+    }());
+    exports.ObjectExpression = ObjectExpression;
+    var ObjectPattern = (function () {
+        function ObjectPattern(properties) {
+            this.type = syntax_1.Syntax.ObjectPattern;
+            this.properties = properties;
+        }
+        return ObjectPattern;
+    }());
+    exports.ObjectPattern = ObjectPattern;
+    var Property = (function () {
+        function Property(kind, key, computed, value, method, shorthand) {
+            this.type = syntax_1.Syntax.Property;
+            this.key = key;
+            this.computed = computed;
+            this.value = value;
+            this.kind = kind;
+            this.method = method;
+            this.shorthand = shorthand;
+        }
+        return Property;
+    }());
+    exports.Property = Property;
+    var RegexLiteral = (function () {
+        function RegexLiteral(value, raw, pattern, flags) {
+            this.type = syntax_1.Syntax.Literal;
+            this.value = value;
+            this.raw = raw;
+            this.regex = { pattern: pattern, flags: flags };
+        }
+        return RegexLiteral;
+    }());
+    exports.RegexLiteral = RegexLiteral;
+    var RestElement = (function () {
+        function RestElement(argument) {
+            this.type = syntax_1.Syntax.RestElement;
+            this.argument = argument;
+        }
+        return RestElement;
+    }());
+    exports.RestElement = RestElement;
+    var RestProperty = (function () {
+        function RestProperty(argument) {
+            this.type = syntax_1.Syntax.RestProperty;
+            this.argument = argument;
+        }
+        return RestProperty;
+    }());
+    exports.RestProperty = RestProperty;
+    var ReturnStatement = (function () {
+        function ReturnStatement(argument) {
+            this.type = syntax_1.Syntax.ReturnStatement;
+            this.argument = argument;
+        }
+        return ReturnStatement;
+    }());
+    exports.ReturnStatement = ReturnStatement;
+    var Script = (function () {
+        function Script(body) {
+            this.type = syntax_1.Syntax.Program;
+            this.body = body;
+            this.sourceType = 'script';
+        }
+        return Script;
+    }());
+    exports.Script = Script;
+    var SequenceExpression = (function () {
+        function SequenceExpression(expressions) {
+            this.type = syntax_1.Syntax.SequenceExpression;
+            this.expressions = expressions;
+        }
+        return SequenceExpression;
+    }());
+    exports.SequenceExpression = SequenceExpression;
+    var SpreadElement = (function () {
+        function SpreadElement(argument) {
+            this.type = syntax_1.Syntax.SpreadElement;
+            this.argument = argument;
+        }
+        return SpreadElement;
+    }());
+    exports.SpreadElement = SpreadElement;
+    var SpreadProperty = (function () {
+        function SpreadProperty(argument) {
+            this.type = syntax_1.Syntax.SpreadProperty;
+            this.argument = argument;
+        }
+        return SpreadProperty;
+    }());
+    exports.SpreadProperty = SpreadProperty;
+    var StaticMemberExpression = (function () {
+        function StaticMemberExpression(object, property) {
+            this.type = syntax_1.Syntax.MemberExpression;
+            this.computed = false;
+            this.object = object;
+            this.property = property;
+        }
+        return StaticMemberExpression;
+    }());
+    exports.StaticMemberExpression = StaticMemberExpression;
+    var Super = (function () {
+        function Super() {
+            this.type = syntax_1.Syntax.Super;
+        }
+        return Super;
+    }());
+    exports.Super = Super;
+    var SwitchCase = (function () {
+        function SwitchCase(test, consequent) {
+            this.type = syntax_1.Syntax.SwitchCase;
+            this.test = test;
+            this.consequent = consequent;
+        }
+        return SwitchCase;
+    }());
+    exports.SwitchCase = SwitchCase;
+    var SwitchStatement = (function () {
+        function SwitchStatement(discriminant, cases) {
+            this.type = syntax_1.Syntax.SwitchStatement;
+            this.discriminant = discriminant;
+            this.cases = cases;
+        }
+        return SwitchStatement;
+    }());
+    exports.SwitchStatement = SwitchStatement;
+    var TaggedTemplateExpression = (function () {
+        function TaggedTemplateExpression(tag, quasi) {
+            this.type = syntax_1.Syntax.TaggedTemplateExpression;
+            this.tag = tag;
+            this.quasi = quasi;
+        }
+        return TaggedTemplateExpression;
+    }());
+    exports.TaggedTemplateExpression = TaggedTemplateExpression;
+    var TemplateElement = (function () {
+        function TemplateElement(value, tail) {
+            this.type = syntax_1.Syntax.TemplateElement;
+            this.value = value;
+            this.tail = tail;
+        }
+        return TemplateElement;
+    }());
+    exports.TemplateElement = TemplateElement;
+    var TemplateLiteral = (function () {
+        function TemplateLiteral(quasis, expressions) {
+            this.type = syntax_1.Syntax.TemplateLiteral;
+            this.quasis = quasis;
+            this.expressions = expressions;
+        }
+        return TemplateLiteral;
+    }());
+    exports.TemplateLiteral = TemplateLiteral;
+    var ThisExpression = (function () {
+        function ThisExpression() {
+            this.type = syntax_1.Syntax.ThisExpression;
+        }
+        return ThisExpression;
+    }());
+    exports.ThisExpression = ThisExpression;
+    var ThrowStatement = (function () {
+        function ThrowStatement(argument) {
+            this.type = syntax_1.Syntax.ThrowStatement;
+            this.argument = argument;
+        }
+        return ThrowStatement;
+    }());
+    exports.ThrowStatement = ThrowStatement;
+    var TryStatement = (function () {
+        function TryStatement(block, handler, finalizer) {
+            this.type = syntax_1.Syntax.TryStatement;
+            this.block = block;
+            this.handler = handler;
+            this.finalizer = finalizer;
+        }
+        return TryStatement;
+    }());
+    exports.TryStatement = TryStatement;
+    var UnaryExpression = (function () {
+        function UnaryExpression(operator, argument) {
+            this.type = syntax_1.Syntax.UnaryExpression;
+            this.operator = operator;
+            this.argument = argument;
+            this.prefix = true;
+        }
+        return UnaryExpression;
+    }());
+    exports.UnaryExpression = UnaryExpression;
+    var UpdateExpression = (function () {
+        function UpdateExpression(operator, argument, prefix) {
+            this.type = syntax_1.Syntax.UpdateExpression;
+            this.operator = operator;
+            this.argument = argument;
+            this.prefix = prefix;
+        }
+        return UpdateExpression;
+    }());
+    exports.UpdateExpression = UpdateExpression;
+    var VariableDeclaration = (function () {
+        function VariableDeclaration(declarations, kind) {
+            this.type = syntax_1.Syntax.VariableDeclaration;
+            this.declarations = declarations;
+            this.kind = kind;
+        }
+        return VariableDeclaration;
+    }());
+    exports.VariableDeclaration = VariableDeclaration;
+    var VariableDeclarator = (function () {
+        function VariableDeclarator(id, init) {
+            this.type = syntax_1.Syntax.VariableDeclarator;
+            this.id = id;
+            this.init = init;
+        }
+        return VariableDeclarator;
+    }());
+    exports.VariableDeclarator = VariableDeclarator;
+    var WhileStatement = (function () {
+        function WhileStatement(test, body) {
+            this.type = syntax_1.Syntax.WhileStatement;
+            this.test = test;
+            this.body = body;
+        }
+        return WhileStatement;
+    }());
+    exports.WhileStatement = WhileStatement;
+    var WithStatement = (function () {
+        function WithStatement(object, body) {
+            this.type = syntax_1.Syntax.WithStatement;
+            this.object = object;
+            this.body = body;
+        }
+        return WithStatement;
+    }());
+    exports.WithStatement = WithStatement;
+    var YieldExpression = (function () {
+        function YieldExpression(argument, delegate) {
+            this.type = syntax_1.Syntax.YieldExpression;
+            this.argument = argument;
+            this.delegate = delegate;
+        }
+        return YieldExpression;
+    }());
+    exports.YieldExpression = YieldExpression;
+
+
+/***/ },
+/* 8 */
+/***/ function(module, exports, __webpack_require__) {
+
+    &quot;use strict&quot;;
+    var assert_1 = __webpack_require__(9);
+    var error_handler_1 = __webpack_require__(10);
+    var messages_1 = __webpack_require__(11);
+    var Node = __webpack_require__(7);
+    var scanner_1 = __webpack_require__(12);
+    var syntax_1 = __webpack_require__(2);
+    var token_1 = __webpack_require__(13);
</ins><span class="cx">     var ArrowParameterPlaceHolder = 'ArrowParameterPlaceHolder';
</span><span class="cx">     var Parser = (function () {
</span><span class="cx">         function Parser(code, options, delegate) {
</span><span class="lines">@@ -464,12 +1887,20 @@
</span><span class="cx">                 '/': 11,
</span><span class="cx">                 '%': 11
</span><span class="cx">             };
</span><del>-            this.lookahead = null;
</del><ins>+            this.lookahead = {
+                type: 2 /* EOF */,
+                value: '',
+                lineNumber: this.scanner.lineNumber,
+                lineStart: 0,
+                start: 0,
+                end: 0
+            };
</ins><span class="cx">             this.hasLineTerminator = false;
</span><span class="cx">             this.context = {
</span><span class="cx">                 isModule: false,
</span><span class="cx">                 await: false,
</span><span class="cx">                 allowIn: true,
</span><ins>+                allowStrictDirective: true,
</ins><span class="cx">                 allowYield: true,
</span><span class="cx">                 firstCoverInitializedNameError: null,
</span><span class="cx">                 isAssignmentTarget: false,
</span><span class="lines">@@ -483,19 +1914,19 @@
</span><span class="cx">             this.tokens = [];
</span><span class="cx">             this.startMarker = {
</span><span class="cx">                 index: 0,
</span><del>-                lineNumber: this.scanner.lineNumber,
-                lineStart: 0
</del><ins>+                line: this.scanner.lineNumber,
+                column: 0
</ins><span class="cx">             };
</span><span class="cx">             this.lastMarker = {
</span><span class="cx">                 index: 0,
</span><del>-                lineNumber: this.scanner.lineNumber,
-                lineStart: 0
</del><ins>+                line: this.scanner.lineNumber,
+                column: 0
</ins><span class="cx">             };
</span><span class="cx">             this.nextToken();
</span><span class="cx">             this.lastMarker = {
</span><span class="cx">                 index: this.scanner.index,
</span><del>-                lineNumber: this.scanner.lineNumber,
-                lineStart: this.scanner.lineStart
</del><ins>+                line: this.scanner.lineNumber,
+                column: this.scanner.index - this.scanner.lineStart
</ins><span class="cx">             };
</span><span class="cx">         }
</span><span class="cx">         Parser.prototype.throwError = function (messageFormat) {
</span><span class="lines">@@ -509,8 +1940,8 @@
</span><span class="cx">                 return args[idx];
</span><span class="cx">             });
</span><span class="cx">             var index = this.lastMarker.index;
</span><del>-            var line = this.lastMarker.lineNumber;
-            var column = this.lastMarker.index - this.lastMarker.lineStart + 1;
</del><ins>+            var line = this.lastMarker.line;
+            var column = this.lastMarker.column + 1;
</ins><span class="cx">             throw this.errorHandler.createError(index, line, column, msg);
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.tolerateError = function (messageFormat) {
</span><span class="lines">@@ -525,7 +1956,7 @@
</span><span class="cx">             });
</span><span class="cx">             var index = this.lastMarker.index;
</span><span class="cx">             var line = this.scanner.lineNumber;
</span><del>-            var column = this.lastMarker.index - this.lastMarker.lineStart + 1;
</del><ins>+            var column = this.lastMarker.column + 1;
</ins><span class="cx">             this.errorHandler.tolerateError(index, line, column, msg);
</span><span class="cx">         };
</span><span class="cx">         // Throw an exception because of the token.
</span><span class="lines">@@ -534,13 +1965,13 @@
</span><span class="cx">             var value;
</span><span class="cx">             if (token) {
</span><span class="cx">                 if (!message) {
</span><del>-                    msg = (token.type === token_1.Token.EOF) ? messages_1.Messages.UnexpectedEOS :
-                        (token.type === token_1.Token.Identifier) ? messages_1.Messages.UnexpectedIdentifier :
-                            (token.type === token_1.Token.NumericLiteral) ? messages_1.Messages.UnexpectedNumber :
-                                (token.type === token_1.Token.StringLiteral) ? messages_1.Messages.UnexpectedString :
-                                    (token.type === token_1.Token.Template) ? messages_1.Messages.UnexpectedTemplate :
</del><ins>+                    msg = (token.type === 2 /* EOF */) ? messages_1.Messages.UnexpectedEOS :
+                        (token.type === 3 /* Identifier */) ? messages_1.Messages.UnexpectedIdentifier :
+                            (token.type === 6 /* NumericLiteral */) ? messages_1.Messages.UnexpectedNumber :
+                                (token.type === 8 /* StringLiteral */) ? messages_1.Messages.UnexpectedString :
+                                    (token.type === 10 /* Template */) ? messages_1.Messages.UnexpectedTemplate :
</ins><span class="cx">                                         messages_1.Messages.UnexpectedToken;
</span><del>-                    if (token.type === token_1.Token.Keyword) {
</del><ins>+                    if (token.type === 4 /* Keyword */) {
</ins><span class="cx">                         if (this.scanner.isFutureReservedWord(token.value)) {
</span><span class="cx">                             msg = messages_1.Messages.UnexpectedReserved;
</span><span class="cx">                         }
</span><span class="lines">@@ -549,7 +1980,7 @@
</span><span class="cx">                         }
</span><span class="cx">                     }
</span><span class="cx">                 }
</span><del>-                value = (token.type === token_1.Token.Template) ? token.value.raw : token.value;
</del><ins>+                value = token.value;
</ins><span class="cx">             }
</span><span class="cx">             else {
</span><span class="cx">                 value = 'ILLEGAL';
</span><span class="lines">@@ -558,13 +1989,14 @@
</span><span class="cx">             if (token &amp;&amp; typeof token.lineNumber === 'number') {
</span><span class="cx">                 var index = token.start;
</span><span class="cx">                 var line = token.lineNumber;
</span><del>-                var column = token.start - this.lastMarker.lineStart + 1;
</del><ins>+                var lastMarkerLineStart = this.lastMarker.index - this.lastMarker.column;
+                var column = token.start - lastMarkerLineStart + 1;
</ins><span class="cx">                 return this.errorHandler.createError(index, line, column, msg);
</span><span class="cx">             }
</span><span class="cx">             else {
</span><span class="cx">                 var index = this.lastMarker.index;
</span><del>-                var line = this.lastMarker.lineNumber;
-                var column = index - this.lastMarker.lineStart + 1;
</del><ins>+                var line = this.lastMarker.line;
+                var column = this.lastMarker.column + 1;
</ins><span class="cx">                 return this.errorHandler.createError(index, line, column, msg);
</span><span class="cx">             }
</span><span class="cx">         };
</span><span class="lines">@@ -616,8 +2048,7 @@
</span><span class="cx">             return this.scanner.source.slice(token.start, token.end);
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.convertToken = function (token) {
</span><del>-            var t;
-            t = {
</del><ins>+            var t = {
</ins><span class="cx">                 type: token_1.TokenName[token.type],
</span><span class="cx">                 value: this.getTokenRaw(token)
</span><span class="cx">             };
</span><span class="lines">@@ -627,8 +2058,8 @@
</span><span class="cx">             if (this.config.loc) {
</span><span class="cx">                 t.loc = {
</span><span class="cx">                     start: {
</span><del>-                        line: this.startMarker.lineNumber,
-                        column: this.startMarker.index - this.startMarker.lineStart
</del><ins>+                        line: this.startMarker.line,
+                        column: this.startMarker.column
</ins><span class="cx">                     },
</span><span class="cx">                     end: {
</span><span class="cx">                         line: this.scanner.lineNumber,
</span><span class="lines">@@ -636,8 +2067,10 @@
</span><span class="cx">                     }
</span><span class="cx">                 };
</span><span class="cx">             }
</span><del>-            if (token.regex) {
-                t.regex = token.regex;
</del><ins>+            if (token.type === 9 /* RegularExpression */) {
+                var pattern = token.pattern;
+                var flags = token.flags;
+                t.regex = { pattern: pattern, flags: flags };
</ins><span class="cx">             }
</span><span class="cx">             return t;
</span><span class="cx">         };
</span><span class="lines">@@ -644,22 +2077,23 @@
</span><span class="cx">         Parser.prototype.nextToken = function () {
</span><span class="cx">             var token = this.lookahead;
</span><span class="cx">             this.lastMarker.index = this.scanner.index;
</span><del>-            this.lastMarker.lineNumber = this.scanner.lineNumber;
-            this.lastMarker.lineStart = this.scanner.lineStart;
</del><ins>+            this.lastMarker.line = this.scanner.lineNumber;
+            this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
</ins><span class="cx">             this.collectComments();
</span><del>-            this.startMarker.index = this.scanner.index;
-            this.startMarker.lineNumber = this.scanner.lineNumber;
-            this.startMarker.lineStart = this.scanner.lineStart;
-            var next;
-            next = this.scanner.lex();
-            this.hasLineTerminator = (token &amp;&amp; next) ? (token.lineNumber !== next.lineNumber) : false;
-            if (next &amp;&amp; this.context.strict &amp;&amp; next.type === token_1.Token.Identifier) {
</del><ins>+            if (this.scanner.index !== this.startMarker.index) {
+                this.startMarker.index = this.scanner.index;
+                this.startMarker.line = this.scanner.lineNumber;
+                this.startMarker.column = this.scanner.index - this.scanner.lineStart;
+            }
+            var next = this.scanner.lex();
+            this.hasLineTerminator = (token.lineNumber !== next.lineNumber);
+            if (next &amp;&amp; this.context.strict &amp;&amp; next.type === 3 /* Identifier */) {
</ins><span class="cx">                 if (this.scanner.isStrictModeReservedWord(next.value)) {
</span><del>-                    next.type = token_1.Token.Keyword;
</del><ins>+                    next.type = 4 /* Keyword */;
</ins><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">             this.lookahead = next;
</span><del>-            if (this.config.tokens &amp;&amp; next.type !== token_1.Token.EOF) {
</del><ins>+            if (this.config.tokens &amp;&amp; next.type !== 2 /* EOF */) {
</ins><span class="cx">                 this.tokens.push(this.convertToken(next));
</span><span class="cx">             }
</span><span class="cx">             return token;
</span><span class="lines">@@ -681,8 +2115,8 @@
</span><span class="cx">         Parser.prototype.createNode = function () {
</span><span class="cx">             return {
</span><span class="cx">                 index: this.startMarker.index,
</span><del>-                line: this.startMarker.lineNumber,
-                column: this.startMarker.index - this.startMarker.lineStart
</del><ins>+                line: this.startMarker.line,
+                column: this.startMarker.column
</ins><span class="cx">             };
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.startNode = function (token) {
</span><span class="lines">@@ -692,19 +2126,19 @@
</span><span class="cx">                 column: token.start - token.lineStart
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        Parser.prototype.finalize = function (meta, node) {
</del><ins>+        Parser.prototype.finalize = function (marker, node) {
</ins><span class="cx">             if (this.config.range) {
</span><del>-                node.range = [meta.index, this.lastMarker.index];
</del><ins>+                node.range = [marker.index, this.lastMarker.index];
</ins><span class="cx">             }
</span><span class="cx">             if (this.config.loc) {
</span><span class="cx">                 node.loc = {
</span><span class="cx">                     start: {
</span><del>-                        line: meta.line,
-                        column: meta.column
</del><ins>+                        line: marker.line,
+                        column: marker.column,
</ins><span class="cx">                     },
</span><span class="cx">                     end: {
</span><del>-                        line: this.lastMarker.lineNumber,
-                        column: this.lastMarker.index - this.lastMarker.lineStart
</del><ins>+                        line: this.lastMarker.line,
+                        column: this.lastMarker.column
</ins><span class="cx">                     }
</span><span class="cx">                 };
</span><span class="cx">                 if (this.config.source) {
</span><span class="lines">@@ -714,13 +2148,13 @@
</span><span class="cx">             if (this.delegate) {
</span><span class="cx">                 var metadata = {
</span><span class="cx">                     start: {
</span><del>-                        line: meta.line,
-                        column: meta.column,
-                        offset: meta.index
</del><ins>+                        line: marker.line,
+                        column: marker.column,
+                        offset: marker.index
</ins><span class="cx">                     },
</span><span class="cx">                     end: {
</span><del>-                        line: this.lastMarker.lineNumber,
-                        column: this.lastMarker.index - this.lastMarker.lineStart,
</del><ins>+                        line: this.lastMarker.line,
+                        column: this.lastMarker.column,
</ins><span class="cx">                         offset: this.lastMarker.index
</span><span class="cx">                     }
</span><span class="cx">                 };
</span><span class="lines">@@ -732,7 +2166,7 @@
</span><span class="cx">         // If not, an exception will be thrown.
</span><span class="cx">         Parser.prototype.expect = function (value) {
</span><span class="cx">             var token = this.nextToken();
</span><del>-            if (token.type !== token_1.Token.Punctuator || token.value !== value) {
</del><ins>+            if (token.type !== 7 /* Punctuator */ || token.value !== value) {
</ins><span class="cx">                 this.throwUnexpectedToken(token);
</span><span class="cx">             }
</span><span class="cx">         };
</span><span class="lines">@@ -740,10 +2174,10 @@
</span><span class="cx">         Parser.prototype.expectCommaSeparator = function () {
</span><span class="cx">             if (this.config.tolerant) {
</span><span class="cx">                 var token = this.lookahead;
</span><del>-                if (token.type === token_1.Token.Punctuator &amp;&amp; token.value === ',') {
</del><ins>+                if (token.type === 7 /* Punctuator */ &amp;&amp; token.value === ',') {
</ins><span class="cx">                     this.nextToken();
</span><span class="cx">                 }
</span><del>-                else if (token.type === token_1.Token.Punctuator &amp;&amp; token.value === ';') {
</del><ins>+                else if (token.type === 7 /* Punctuator */ &amp;&amp; token.value === ';') {
</ins><span class="cx">                     this.nextToken();
</span><span class="cx">                     this.tolerateUnexpectedToken(token);
</span><span class="cx">                 }
</span><span class="lines">@@ -759,26 +2193,26 @@
</span><span class="cx">         // If not, an exception will be thrown.
</span><span class="cx">         Parser.prototype.expectKeyword = function (keyword) {
</span><span class="cx">             var token = this.nextToken();
</span><del>-            if (token.type !== token_1.Token.Keyword || token.value !== keyword) {
</del><ins>+            if (token.type !== 4 /* Keyword */ || token.value !== keyword) {
</ins><span class="cx">                 this.throwUnexpectedToken(token);
</span><span class="cx">             }
</span><span class="cx">         };
</span><span class="cx">         // Return true if the next token matches the specified punctuator.
</span><span class="cx">         Parser.prototype.match = function (value) {
</span><del>-            return this.lookahead.type === token_1.Token.Punctuator &amp;&amp; this.lookahead.value === value;
</del><ins>+            return this.lookahead.type === 7 /* Punctuator */ &amp;&amp; this.lookahead.value === value;
</ins><span class="cx">         };
</span><span class="cx">         // Return true if the next token matches the specified keyword
</span><span class="cx">         Parser.prototype.matchKeyword = function (keyword) {
</span><del>-            return this.lookahead.type === token_1.Token.Keyword &amp;&amp; this.lookahead.value === keyword;
</del><ins>+            return this.lookahead.type === 4 /* Keyword */ &amp;&amp; this.lookahead.value === keyword;
</ins><span class="cx">         };
</span><span class="cx">         // Return true if the next token matches the specified contextual keyword
</span><span class="cx">         // (where an identifier is sometimes a keyword depending on the context)
</span><span class="cx">         Parser.prototype.matchContextualKeyword = function (keyword) {
</span><del>-            return this.lookahead.type === token_1.Token.Identifier &amp;&amp; this.lookahead.value === keyword;
</del><ins>+            return this.lookahead.type === 3 /* Identifier */ &amp;&amp; this.lookahead.value === keyword;
</ins><span class="cx">         };
</span><span class="cx">         // Return true if the next token is an assignment operator
</span><span class="cx">         Parser.prototype.matchAssign = function () {
</span><del>-            if (this.lookahead.type !== token_1.Token.Punctuator) {
</del><ins>+            if (this.lookahead.type !== 7 /* Punctuator */) {
</ins><span class="cx">                 return false;
</span><span class="cx">             }
</span><span class="cx">             var op = this.lookahead.value;
</span><span class="lines">@@ -861,28 +2295,28 @@
</span><span class="cx">                 this.nextToken();
</span><span class="cx">             }
</span><span class="cx">             else if (!this.hasLineTerminator) {
</span><del>-                if (this.lookahead.type !== token_1.Token.EOF &amp;&amp; !this.match('}')) {
</del><ins>+                if (this.lookahead.type !== 2 /* EOF */ &amp;&amp; !this.match('}')) {
</ins><span class="cx">                     this.throwUnexpectedToken(this.lookahead);
</span><span class="cx">                 }
</span><span class="cx">                 this.lastMarker.index = this.startMarker.index;
</span><del>-                this.lastMarker.lineNumber = this.startMarker.lineNumber;
-                this.lastMarker.lineStart = this.startMarker.lineStart;
</del><ins>+                this.lastMarker.line = this.startMarker.line;
+                this.lastMarker.column = this.startMarker.column;
</ins><span class="cx">             }
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.2 Primary Expressions
</del><ins>+        // https://tc39.github.io/ecma262/#sec-primary-expression
</ins><span class="cx">         Parser.prototype.parsePrimaryExpression = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var expr;
</span><del>-            var value, token, raw;
</del><ins>+            var token, raw;
</ins><span class="cx">             switch (this.lookahead.type) {
</span><del>-                case token_1.Token.Identifier:
</del><ins>+                case 3 /* Identifier */:
</ins><span class="cx">                     if ((this.context.isModule || this.context.await) &amp;&amp; this.lookahead.value === 'await') {
</span><span class="cx">                         this.tolerateUnexpectedToken(this.lookahead);
</span><span class="cx">                     }
</span><span class="cx">                     expr = this.matchAsyncFunction() ? this.parseFunctionExpression() : this.finalize(node, new Node.Identifier(this.nextToken().value));
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.NumericLiteral:
-                case token_1.Token.StringLiteral:
</del><ins>+                case 6 /* NumericLiteral */:
+                case 8 /* StringLiteral */:
</ins><span class="cx">                     if (this.context.strict &amp;&amp; this.lookahead.octal) {
</span><span class="cx">                         this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.StrictOctalLiteral);
</span><span class="cx">                     }
</span><span class="lines">@@ -892,28 +2326,25 @@
</span><span class="cx">                     raw = this.getTokenRaw(token);
</span><span class="cx">                     expr = this.finalize(node, new Node.Literal(token.value, raw));
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.BooleanLiteral:
</del><ins>+                case 1 /* BooleanLiteral */:
</ins><span class="cx">                     this.context.isAssignmentTarget = false;
</span><span class="cx">                     this.context.isBindingElement = false;
</span><span class="cx">                     token = this.nextToken();
</span><del>-                    token.value = (token.value === 'true');
</del><span class="cx">                     raw = this.getTokenRaw(token);
</span><del>-                    expr = this.finalize(node, new Node.Literal(token.value, raw));
</del><ins>+                    expr = this.finalize(node, new Node.Literal(token.value === 'true', raw));
</ins><span class="cx">                     break;
</span><del>-                case token_1.Token.NullLiteral:
</del><ins>+                case 5 /* NullLiteral */:
</ins><span class="cx">                     this.context.isAssignmentTarget = false;
</span><span class="cx">                     this.context.isBindingElement = false;
</span><span class="cx">                     token = this.nextToken();
</span><del>-                    token.value = null;
</del><span class="cx">                     raw = this.getTokenRaw(token);
</span><del>-                    expr = this.finalize(node, new Node.Literal(token.value, raw));
</del><ins>+                    expr = this.finalize(node, new Node.Literal(null, raw));
</ins><span class="cx">                     break;
</span><del>-                case token_1.Token.Template:
</del><ins>+                case 10 /* Template */:
</ins><span class="cx">                     expr = this.parseTemplateLiteral();
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Punctuator:
-                    value = this.lookahead.value;
-                    switch (value) {
</del><ins>+                case 7 /* Punctuator */:
+                    switch (this.lookahead.value) {
</ins><span class="cx">                         case '(':
</span><span class="cx">                             this.context.isBindingElement = false;
</span><span class="cx">                             expr = this.inheritCoverGrammar(this.parseGroupExpression);
</span><span class="lines">@@ -931,13 +2362,13 @@
</span><span class="cx">                             this.scanner.index = this.startMarker.index;
</span><span class="cx">                             token = this.nextRegexToken();
</span><span class="cx">                             raw = this.getTokenRaw(token);
</span><del>-                            expr = this.finalize(node, new Node.RegexLiteral(token.value, raw, token.regex));
</del><ins>+                            expr = this.finalize(node, new Node.RegexLiteral(token.regex, raw, token.pattern, token.flags));
</ins><span class="cx">                             break;
</span><span class="cx">                         default:
</span><span class="cx">                             expr = this.throwUnexpectedToken(this.nextToken());
</span><span class="cx">                     }
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Keyword:
</del><ins>+                case 4 /* Keyword */:
</ins><span class="cx">                     if (!this.context.strict &amp;&amp; this.context.allowYield &amp;&amp; this.matchKeyword('yield')) {
</span><span class="cx">                         expr = this.parseIdentifierName();
</span><span class="cx">                     }
</span><span class="lines">@@ -957,6 +2388,9 @@
</span><span class="cx">                         else if (this.matchKeyword('class')) {
</span><span class="cx">                             expr = this.parseClassExpression();
</span><span class="cx">                         }
</span><ins>+                        else if (this.matchImportCall()) {
+                            expr = this.parseImportCall();
+                        }
</ins><span class="cx">                         else {
</span><span class="cx">                             expr = this.throwUnexpectedToken(this.nextToken());
</span><span class="cx">                         }
</span><span class="lines">@@ -967,7 +2401,7 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.2.5 Array Initializer
</del><ins>+        // https://tc39.github.io/ecma262/#sec-array-initializer
</ins><span class="cx">         Parser.prototype.parseSpreadElement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expect('...');
</span><span class="lines">@@ -1002,11 +2436,13 @@
</span><span class="cx">             this.expect(']');
</span><span class="cx">             return this.finalize(node, new Node.ArrayExpression(elements));
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.2.6 Object Initializer
</del><ins>+        // https://tc39.github.io/ecma262/#sec-object-initializer
</ins><span class="cx">         Parser.prototype.parsePropertyMethod = function (params) {
</span><span class="cx">             this.context.isAssignmentTarget = false;
</span><span class="cx">             this.context.isBindingElement = false;
</span><span class="cx">             var previousStrict = this.context.strict;
</span><ins>+            var previousAllowStrictDirective = this.context.allowStrictDirective;
+            this.context.allowStrictDirective = params.simple;
</ins><span class="cx">             var body = this.isolateCoverGrammar(this.parseFunctionSourceElements);
</span><span class="cx">             if (this.context.strict &amp;&amp; params.firstRestricted) {
</span><span class="cx">                 this.tolerateUnexpectedToken(params.firstRestricted, params.message);
</span><span class="lines">@@ -1015,6 +2451,7 @@
</span><span class="cx">                 this.tolerateUnexpectedToken(params.stricted, params.message);
</span><span class="cx">             }
</span><span class="cx">             this.context.strict = previousStrict;
</span><ins>+            this.context.allowStrictDirective = previousAllowStrictDirective;
</ins><span class="cx">             return body;
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.parsePropertyMethodFunction = function () {
</span><span class="lines">@@ -1044,8 +2481,8 @@
</span><span class="cx">             var token = this.nextToken();
</span><span class="cx">             var key;
</span><span class="cx">             switch (token.type) {
</span><del>-                case token_1.Token.StringLiteral:
-                case token_1.Token.NumericLiteral:
</del><ins>+                case 8 /* StringLiteral */:
+                case 6 /* NumericLiteral */:
</ins><span class="cx">                     if (this.context.strict &amp;&amp; token.octal) {
</span><span class="cx">                         this.tolerateUnexpectedToken(token, messages_1.Messages.StrictOctalLiteral);
</span><span class="cx">                     }
</span><span class="lines">@@ -1052,13 +2489,13 @@
</span><span class="cx">                     var raw = this.getTokenRaw(token);
</span><span class="cx">                     key = this.finalize(node, new Node.Literal(token.value, raw));
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Identifier:
-                case token_1.Token.BooleanLiteral:
-                case token_1.Token.NullLiteral:
-                case token_1.Token.Keyword:
</del><ins>+                case 3 /* Identifier */:
+                case 1 /* BooleanLiteral */:
+                case 5 /* NullLiteral */:
+                case 4 /* Keyword */:
</ins><span class="cx">                     key = this.finalize(node, new Node.Identifier(token.value));
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Punctuator:
</del><ins>+                case 7 /* Punctuator */:
</ins><span class="cx">                     if (token.value === '[') {
</span><span class="cx">                         key = this.isolateCoverGrammar(this.parseAssignmentExpression);
</span><span class="cx">                         this.expect(']');
</span><span class="lines">@@ -1086,7 +2523,7 @@
</span><span class="cx">             var method = false;
</span><span class="cx">             var shorthand = false;
</span><span class="cx">             var isAsync = false;
</span><del>-            if (token.type === token_1.Token.Identifier) {
</del><ins>+            if (token.type === 3 /* Identifier */) {
</ins><span class="cx">                 var id = token.value;
</span><span class="cx">                 this.nextToken();
</span><span class="cx">                 if (id === 'async' &amp;&amp; !this.hasLineTerminator) {
</span><span class="lines">@@ -1118,7 +2555,7 @@
</span><span class="cx">                 key = this.parseObjectPropertyKey();
</span><span class="cx">             }
</span><span class="cx">             var lookaheadPropertyKey = this.qualifiedPropertyName(this.lookahead);
</span><del>-            if (token.type === token_1.Token.Identifier &amp;&amp; !isAsync &amp;&amp; token.value === 'get' &amp;&amp; lookaheadPropertyKey) {
</del><ins>+            if (token.type === 3 /* Identifier */ &amp;&amp; !isAsync &amp;&amp; token.value === 'get' &amp;&amp; lookaheadPropertyKey) {
</ins><span class="cx">                 kind = 'get';
</span><span class="cx">                 computed = this.match('[');
</span><span class="cx">                 key = this.parseObjectPropertyKey();
</span><span class="lines">@@ -1125,13 +2562,13 @@
</span><span class="cx">                 this.context.allowYield = false;
</span><span class="cx">                 value = this.parseGetterMethod();
</span><span class="cx">             }
</span><del>-            else if (token.type === token_1.Token.Identifier &amp;&amp; !isAsync &amp;&amp; token.value === 'set' &amp;&amp; lookaheadPropertyKey) {
</del><ins>+            else if (token.type === 3 /* Identifier */ &amp;&amp; !isAsync &amp;&amp; token.value === 'set' &amp;&amp; lookaheadPropertyKey) {
</ins><span class="cx">                 kind = 'set';
</span><span class="cx">                 computed = this.match('[');
</span><span class="cx">                 key = this.parseObjectPropertyKey();
</span><span class="cx">                 value = this.parseSetterMethod();
</span><span class="cx">             }
</span><del>-            else if (token.type === token_1.Token.Punctuator &amp;&amp; token.value === '*' &amp;&amp; lookaheadPropertyKey) {
</del><ins>+            else if (token.type === 7 /* Punctuator */ &amp;&amp; token.value === '*' &amp;&amp; lookaheadPropertyKey) {
</ins><span class="cx">                 kind = 'init';
</span><span class="cx">                 computed = this.match('[');
</span><span class="cx">                 key = this.parseObjectPropertyKey();
</span><span class="lines">@@ -1157,7 +2594,7 @@
</span><span class="cx">                     value = isAsync ? this.parsePropertyMethodAsyncFunction() : this.parsePropertyMethodFunction();
</span><span class="cx">                     method = true;
</span><span class="cx">                 }
</span><del>-                else if (token.type === token_1.Token.Identifier) {
</del><ins>+                else if (token.type === 3 /* Identifier */) {
</ins><span class="cx">                     var id = this.finalize(node, new Node.Identifier(token.value));
</span><span class="cx">                     if (this.match('=')) {
</span><span class="cx">                         this.context.firstCoverInitializedNameError = this.lookahead;
</span><span class="lines">@@ -1175,8 +2612,14 @@
</span><span class="cx">                     this.throwUnexpectedToken(this.nextToken());
</span><span class="cx">                 }
</span><span class="cx">             }
</span><del>-            return this.finalize(node, new Node.Property(kind, (key), computed, value, method, shorthand));
</del><ins>+            return this.finalize(node, new Node.Property(kind, key, computed, value, method, shorthand));
</ins><span class="cx">         };
</span><ins>+        Parser.prototype.parseSpreadProperty = function () {
+            var node = this.createNode();
+            this.expect('...');
+            var arg = this.inheritCoverGrammar(this.parseAssignmentExpression);
+            return this.finalize(node, new Node.SpreadProperty(arg));
+        };
</ins><span class="cx">         Parser.prototype.parseObjectInitializer = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expect('{');
</span><span class="lines">@@ -1183,7 +2626,7 @@
</span><span class="cx">             var properties = [];
</span><span class="cx">             var hasProto = { value: false };
</span><span class="cx">             while (!this.match('}')) {
</span><del>-                properties.push(this.parseObjectProperty(hasProto));
</del><ins>+                properties.push(this.match('...') ? this.parseSpreadProperty() : this.parseObjectProperty(hasProto));
</ins><span class="cx">                 if (!this.match('}')) {
</span><span class="cx">                     this.expectCommaSeparator();
</span><span class="cx">                 }
</span><span class="lines">@@ -1191,28 +2634,24 @@
</span><span class="cx">             this.expect('}');
</span><span class="cx">             return this.finalize(node, new Node.ObjectExpression(properties));
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.2.9 Template Literals
</del><ins>+        // https://tc39.github.io/ecma262/#sec-template-literals
</ins><span class="cx">         Parser.prototype.parseTemplateHead = function () {
</span><span class="cx">             assert_1.assert(this.lookahead.head, 'Template literal must start with a template head');
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var token = this.nextToken();
</span><del>-            var value = {
-                raw: token.value.raw,
-                cooked: token.value.cooked
-            };
-            return this.finalize(node, new Node.TemplateElement(value, token.tail));
</del><ins>+            var raw = token.value;
+            var cooked = token.cooked;
+            return this.finalize(node, new Node.TemplateElement({ raw: raw, cooked: cooked }, token.tail));
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseTemplateElement = function () {
</span><del>-            if (this.lookahead.type !== token_1.Token.Template) {
</del><ins>+            if (this.lookahead.type !== 10 /* Template */) {
</ins><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var token = this.nextToken();
</span><del>-            var value = {
-                raw: token.value.raw,
-                cooked: token.value.cooked
-            };
-            return this.finalize(node, new Node.TemplateElement(value, token.tail));
</del><ins>+            var raw = token.value;
+            var cooked = token.cooked;
+            return this.finalize(node, new Node.TemplateElement({ raw: raw, cooked: cooked }, token.tail));
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseTemplateLiteral = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="lines">@@ -1227,7 +2666,7 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.TemplateLiteral(quasis, expressions));
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.2.10 The Grouping Operator
</del><ins>+        // https://tc39.github.io/ecma262/#sec-grouping-operator
</ins><span class="cx">         Parser.prototype.reinterpretExpressionAsPattern = function (expr) {
</span><span class="cx">             switch (expr.type) {
</span><span class="cx">                 case syntax_1.Syntax.Identifier:
</span><span class="lines">@@ -1239,6 +2678,10 @@
</span><span class="cx">                     expr.type = syntax_1.Syntax.RestElement;
</span><span class="cx">                     this.reinterpretExpressionAsPattern(expr.argument);
</span><span class="cx">                     break;
</span><ins>+                case syntax_1.Syntax.SpreadProperty:
+                    expr.type = syntax_1.Syntax.RestProperty;
+                    this.reinterpretExpressionAsPattern(expr.argument);
+                    break;
</ins><span class="cx">                 case syntax_1.Syntax.ArrayExpression:
</span><span class="cx">                     expr.type = syntax_1.Syntax.ArrayPattern;
</span><span class="cx">                     for (var i = 0; i &lt; expr.elements.length; i++) {
</span><span class="lines">@@ -1250,7 +2693,8 @@
</span><span class="cx">                 case syntax_1.Syntax.ObjectExpression:
</span><span class="cx">                     expr.type = syntax_1.Syntax.ObjectPattern;
</span><span class="cx">                     for (var i = 0; i &lt; expr.properties.length; i++) {
</span><del>-                        this.reinterpretExpressionAsPattern(expr.properties[i].value);
</del><ins>+                        var property = expr.properties[i];
+                        this.reinterpretExpressionAsPattern(property.type === syntax_1.Syntax.SpreadProperty ? property : property.value);
</ins><span class="cx">                     }
</span><span class="cx">                     break;
</span><span class="cx">                 case syntax_1.Syntax.AssignmentExpression:
</span><span class="lines">@@ -1300,7 +2744,7 @@
</span><span class="cx">                         var expressions = [];
</span><span class="cx">                         this.context.isAssignmentTarget = false;
</span><span class="cx">                         expressions.push(expr);
</span><del>-                        while (this.startMarker.index &lt; this.scanner.length) {
</del><ins>+                        while (this.lookahead.type !== 2 /* EOF */) {
</ins><span class="cx">                             if (!this.match(',')) {
</span><span class="cx">                                 break;
</span><span class="cx">                             }
</span><span class="lines">@@ -1385,7 +2829,7 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.3 Left-Hand-Side Expressions
</del><ins>+        // https://tc39.github.io/ecma262/#sec-left-hand-side-expressions
</ins><span class="cx">         Parser.prototype.parseArguments = function () {
</span><span class="cx">             this.expect('(');
</span><span class="cx">             var args = [];
</span><span class="lines">@@ -1407,10 +2851,10 @@
</span><span class="cx">             return args;
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.isIdentifierName = function (token) {
</span><del>-            return token.type === token_1.Token.Identifier ||
-                token.type === token_1.Token.Keyword ||
-                token.type === token_1.Token.BooleanLiteral ||
-                token.type === token_1.Token.NullLiteral;
</del><ins>+            return token.type === 3 /* Identifier */ ||
+                token.type === 4 /* Keyword */ ||
+                token.type === 1 /* BooleanLiteral */ ||
+                token.type === 5 /* NullLiteral */;
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseIdentifierName = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="lines">@@ -1427,7 +2871,7 @@
</span><span class="cx">             var expr;
</span><span class="cx">             if (this.match('.')) {
</span><span class="cx">                 this.nextToken();
</span><del>-                if (this.lookahead.type === token_1.Token.Identifier &amp;&amp; this.context.inFunctionBody &amp;&amp; this.lookahead.value === 'target') {
</del><ins>+                if (this.lookahead.type === 3 /* Identifier */ &amp;&amp; this.context.inFunctionBody &amp;&amp; this.lookahead.value === 'target') {
</ins><span class="cx">                     var property = this.parseIdentifierName();
</span><span class="cx">                     expr = new Node.MetaProperty(id, property);
</span><span class="cx">                 }
</span><span class="lines">@@ -1435,6 +2879,9 @@
</span><span class="cx">                     this.throwUnexpectedToken(this.lookahead);
</span><span class="cx">                 }
</span><span class="cx">             }
</span><ins>+            else if (this.matchKeyword('import')) {
+                this.throwUnexpectedToken(this.lookahead);
+            }
</ins><span class="cx">             else {
</span><span class="cx">                 var callee = this.isolateCoverGrammar(this.parseLeftHandSideExpression);
</span><span class="cx">                 var args = this.match('(') ? this.parseArguments() : [];
</span><span class="lines">@@ -1469,6 +2916,22 @@
</span><span class="cx">             this.expect(')');
</span><span class="cx">             return args;
</span><span class="cx">         };
</span><ins>+        Parser.prototype.matchImportCall = function () {
+            var match = this.matchKeyword('import');
+            if (match) {
+                var state = this.scanner.saveState();
+                this.scanner.scanComments();
+                var next = this.scanner.lex();
+                this.scanner.restoreState(state);
+                match = (next.type === 7 /* Punctuator */) &amp;&amp; (next.value === '(');
+            }
+            return match;
+        };
+        Parser.prototype.parseImportCall = function () {
+            var node = this.createNode();
+            this.expectKeyword('import');
+            return this.finalize(node, new Node.Import());
+        };
</ins><span class="cx">         Parser.prototype.parseLeftHandSideExpressionAllowCall = function () {
</span><span class="cx">             var startToken = this.lookahead;
</span><span class="cx">             var maybeAsync = this.matchContextualKeyword('async');
</span><span class="lines">@@ -1499,6 +2962,9 @@
</span><span class="cx">                     this.context.isBindingElement = false;
</span><span class="cx">                     this.context.isAssignmentTarget = false;
</span><span class="cx">                     var args = asyncArrow ? this.parseAsyncArguments() : this.parseArguments();
</span><ins>+                    if (expr.type === syntax_1.Syntax.Import &amp;&amp; args.length !== 1) {
+                        this.tolerateError(messages_1.Messages.BadImportCallArity);
+                    }
</ins><span class="cx">                     expr = this.finalize(this.startNode(startToken), new Node.CallExpression(expr, args));
</span><span class="cx">                     if (asyncArrow &amp;&amp; this.match('=&gt;')) {
</span><span class="cx">                         expr = {
</span><span class="lines">@@ -1516,7 +2982,7 @@
</span><span class="cx">                     this.expect(']');
</span><span class="cx">                     expr = this.finalize(this.startNode(startToken), new Node.ComputedMemberExpression(expr, property));
</span><span class="cx">                 }
</span><del>-                else if (this.lookahead.type === token_1.Token.Template &amp;&amp; this.lookahead.head) {
</del><ins>+                else if (this.lookahead.type === 10 /* Template */ &amp;&amp; this.lookahead.head) {
</ins><span class="cx">                     var quasi = this.parseTemplateLiteral();
</span><span class="cx">                     expr = this.finalize(this.startNode(startToken), new Node.TaggedTemplateExpression(expr, quasi));
</span><span class="cx">                 }
</span><span class="lines">@@ -1556,7 +3022,7 @@
</span><span class="cx">                     var property = this.parseIdentifierName();
</span><span class="cx">                     expr = this.finalize(node, new Node.StaticMemberExpression(expr, property));
</span><span class="cx">                 }
</span><del>-                else if (this.lookahead.type === token_1.Token.Template &amp;&amp; this.lookahead.head) {
</del><ins>+                else if (this.lookahead.type === 10 /* Template */ &amp;&amp; this.lookahead.head) {
</ins><span class="cx">                     var quasi = this.parseTemplateLiteral();
</span><span class="cx">                     expr = this.finalize(node, new Node.TaggedTemplateExpression(expr, quasi));
</span><span class="cx">                 }
</span><span class="lines">@@ -1566,7 +3032,7 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.4 Update Expressions
</del><ins>+        // https://tc39.github.io/ecma262/#sec-update-expressions
</ins><span class="cx">         Parser.prototype.parseUpdateExpression = function () {
</span><span class="cx">             var expr;
</span><span class="cx">             var startToken = this.lookahead;
</span><span class="lines">@@ -1587,7 +3053,7 @@
</span><span class="cx">             }
</span><span class="cx">             else {
</span><span class="cx">                 expr = this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall);
</span><del>-                if (!this.hasLineTerminator &amp;&amp; this.lookahead.type === token_1.Token.Punctuator) {
</del><ins>+                if (!this.hasLineTerminator &amp;&amp; this.lookahead.type === 7 /* Punctuator */) {
</ins><span class="cx">                     if (this.match('++') || this.match('--')) {
</span><span class="cx">                         if (this.context.strict &amp;&amp; expr.type === syntax_1.Syntax.Identifier &amp;&amp; this.scanner.isRestrictedWord(expr.name)) {
</span><span class="cx">                             this.tolerateError(messages_1.Messages.StrictLHSPostfix);
</span><span class="lines">@@ -1605,7 +3071,7 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.5 Unary Operators
</del><ins>+        // https://tc39.github.io/ecma262/#sec-unary-operators
</ins><span class="cx">         Parser.prototype.parseAwaitExpression = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.nextToken();
</span><span class="lines">@@ -1647,21 +3113,21 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.6 Exponentiation Operators
-        // ECMA-262 12.7 Multiplicative Operators
-        // ECMA-262 12.8 Additive Operators
-        // ECMA-262 12.9 Bitwise Shift Operators
-        // ECMA-262 12.10 Relational Operators
-        // ECMA-262 12.11 Equality Operators
-        // ECMA-262 12.12 Binary Bitwise Operators
-        // ECMA-262 12.13 Binary Logical Operators
</del><ins>+        // https://tc39.github.io/ecma262/#sec-exp-operator
+        // https://tc39.github.io/ecma262/#sec-multiplicative-operators
+        // https://tc39.github.io/ecma262/#sec-additive-operators
+        // https://tc39.github.io/ecma262/#sec-bitwise-shift-operators
+        // https://tc39.github.io/ecma262/#sec-relational-operators
+        // https://tc39.github.io/ecma262/#sec-equality-operators
+        // https://tc39.github.io/ecma262/#sec-binary-bitwise-operators
+        // https://tc39.github.io/ecma262/#sec-binary-logical-operators
</ins><span class="cx">         Parser.prototype.binaryPrecedence = function (token) {
</span><span class="cx">             var op = token.value;
</span><span class="cx">             var precedence;
</span><del>-            if (token.type === token_1.Token.Punctuator) {
</del><ins>+            if (token.type === 7 /* Punctuator */) {
</ins><span class="cx">                 precedence = this.operatorPrecedence[op] || 0;
</span><span class="cx">             }
</span><del>-            else if (token.type === token_1.Token.Keyword) {
</del><ins>+            else if (token.type === 4 /* Keyword */) {
</ins><span class="cx">                 precedence = (op === 'instanceof' || (this.context.allowIn &amp;&amp; op === 'in')) ? 7 : 0;
</span><span class="cx">             }
</span><span class="cx">             else {
</span><span class="lines">@@ -1676,13 +3142,13 @@
</span><span class="cx">             var prec = this.binaryPrecedence(token);
</span><span class="cx">             if (prec &gt; 0) {
</span><span class="cx">                 this.nextToken();
</span><del>-                token.prec = prec;
</del><span class="cx">                 this.context.isAssignmentTarget = false;
</span><span class="cx">                 this.context.isBindingElement = false;
</span><span class="cx">                 var markers = [startToken, this.lookahead];
</span><span class="cx">                 var left = expr;
</span><span class="cx">                 var right = this.isolateCoverGrammar(this.parseExponentiationExpression);
</span><del>-                var stack = [left, token, right];
</del><ins>+                var stack = [left, token.value, right];
+                var precedences = [prec];
</ins><span class="cx">                 while (true) {
</span><span class="cx">                     prec = this.binaryPrecedence(this.lookahead);
</span><span class="cx">                     if (prec &lt;= 0) {
</span><span class="lines">@@ -1689,9 +3155,10 @@
</span><span class="cx">                         break;
</span><span class="cx">                     }
</span><span class="cx">                     // Reduce: make a binary expression from the three topmost entries.
</span><del>-                    while ((stack.length &gt; 2) &amp;&amp; (prec &lt;= stack[stack.length - 2].prec)) {
</del><ins>+                    while ((stack.length &gt; 2) &amp;&amp; (prec &lt;= precedences[precedences.length - 1])) {
</ins><span class="cx">                         right = stack.pop();
</span><del>-                        var operator = stack.pop().value;
</del><ins>+                        var operator = stack.pop();
+                        precedences.pop();
</ins><span class="cx">                         left = stack.pop();
</span><span class="cx">                         markers.pop();
</span><span class="cx">                         var node = this.startNode(markers[markers.length - 1]);
</span><span class="lines">@@ -1698,9 +3165,8 @@
</span><span class="cx">                         stack.push(this.finalize(node, new Node.BinaryExpression(operator, left, right)));
</span><span class="cx">                     }
</span><span class="cx">                     // Shift.
</span><del>-                    token = this.nextToken();
-                    token.prec = prec;
-                    stack.push(token);
</del><ins>+                    stack.push(this.nextToken().value);
+                    precedences.push(prec);
</ins><span class="cx">                     markers.push(this.lookahead);
</span><span class="cx">                     stack.push(this.isolateCoverGrammar(this.parseExponentiationExpression));
</span><span class="cx">                 }
</span><span class="lines">@@ -1710,13 +3176,14 @@
</span><span class="cx">                 markers.pop();
</span><span class="cx">                 while (i &gt; 1) {
</span><span class="cx">                     var node = this.startNode(markers.pop());
</span><del>-                    expr = this.finalize(node, new Node.BinaryExpression(stack[i - 1].value, stack[i - 2], expr));
</del><ins>+                    var operator = stack[i - 1];
+                    expr = this.finalize(node, new Node.BinaryExpression(operator, stack[i - 2], expr));
</ins><span class="cx">                     i -= 2;
</span><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.14 Conditional Operator
</del><ins>+        // https://tc39.github.io/ecma262/#sec-conditional-operator
</ins><span class="cx">         Parser.prototype.parseConditionalExpression = function () {
</span><span class="cx">             var startToken = this.lookahead;
</span><span class="cx">             var expr = this.inheritCoverGrammar(this.parseBinaryExpression);
</span><span class="lines">@@ -1734,7 +3201,7 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.15 Assignment Operators
</del><ins>+        // https://tc39.github.io/ecma262/#sec-assignment-operators
</ins><span class="cx">         Parser.prototype.checkPatternParam = function (options, param) {
</span><span class="cx">             switch (param.type) {
</span><span class="cx">                 case syntax_1.Syntax.Identifier:
</span><span class="lines">@@ -1741,6 +3208,7 @@
</span><span class="cx">                     this.validateParam(options, param, param.name);
</span><span class="cx">                     break;
</span><span class="cx">                 case syntax_1.Syntax.RestElement:
</span><ins>+                case syntax_1.Syntax.RestProperty:
</ins><span class="cx">                     this.checkPatternParam(options, param.argument);
</span><span class="cx">                     break;
</span><span class="cx">                 case syntax_1.Syntax.AssignmentPattern:
</span><span class="lines">@@ -1755,12 +3223,14 @@
</span><span class="cx">                     break;
</span><span class="cx">                 case syntax_1.Syntax.ObjectPattern:
</span><span class="cx">                     for (var i = 0; i &lt; param.properties.length; i++) {
</span><del>-                        this.checkPatternParam(options, param.properties[i].value);
</del><ins>+                        var property = param.properties[i];
+                        this.checkPatternParam(options, (property.type === syntax_1.Syntax.RestProperty) ? property : property.value);
</ins><span class="cx">                     }
</span><span class="cx">                     break;
</span><span class="cx">                 default:
</span><span class="cx">                     break;
</span><span class="cx">             }
</span><ins>+            options.simple = options.simple &amp;&amp; (param instanceof Node.Identifier);
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.reinterpretAsCoverFormalsList = function (expr) {
</span><span class="cx">             var params = [expr];
</span><span class="lines">@@ -1777,6 +3247,7 @@
</span><span class="cx">                     return null;
</span><span class="cx">             }
</span><span class="cx">             options = {
</span><ins>+                simple: true,
</ins><span class="cx">                 paramSet: {}
</span><span class="cx">             };
</span><span class="cx">             for (var i = 0; i &lt; params.length; ++i) {
</span><span class="lines">@@ -1811,6 +3282,7 @@
</span><span class="cx">                 this.throwUnexpectedToken(token, options.message);
</span><span class="cx">             }
</span><span class="cx">             return {
</span><ins>+                simple: options.simple,
</ins><span class="cx">                 params: params,
</span><span class="cx">                 stricted: options.stricted,
</span><span class="cx">                 firstRestricted: options.firstRestricted,
</span><span class="lines">@@ -1826,7 +3298,7 @@
</span><span class="cx">                 var startToken = this.lookahead;
</span><span class="cx">                 var token = startToken;
</span><span class="cx">                 expr = this.parseConditionalExpression();
</span><del>-                if (token.type === token_1.Token.Identifier &amp;&amp; (token.lineNumber === this.lookahead.lineNumber) &amp;&amp; token.value === 'async' &amp;&amp; (this.lookahead.type === token_1.Token.Identifier)) {
</del><ins>+                if (token.type === 3 /* Identifier */ &amp;&amp; (token.lineNumber === this.lookahead.lineNumber) &amp;&amp; token.value === 'async' &amp;&amp; (this.lookahead.type === 3 /* Identifier */)) {
</ins><span class="cx">                     var arg = this.parsePrimaryExpression();
</span><span class="cx">                     expr = {
</span><span class="cx">                         type: ArrowParameterPlaceHolder,
</span><span class="lines">@@ -1835,7 +3307,7 @@
</span><span class="cx">                     };
</span><span class="cx">                 }
</span><span class="cx">                 if (expr.type === ArrowParameterPlaceHolder || this.match('=&gt;')) {
</span><del>-                    // ECMA-262 14.2 Arrow Function Definitions
</del><ins>+                    // https://tc39.github.io/ecma262/#sec-arrow-function-definitions
</ins><span class="cx">                     this.context.isAssignmentTarget = false;
</span><span class="cx">                     this.context.isBindingElement = false;
</span><span class="cx">                     var isAsync = expr.async;
</span><span class="lines">@@ -1846,6 +3318,8 @@
</span><span class="cx">                         }
</span><span class="cx">                         this.context.firstCoverInitializedNameError = null;
</span><span class="cx">                         var previousStrict = this.context.strict;
</span><ins>+                        var previousAllowStrictDirective = this.context.allowStrictDirective;
+                        this.context.allowStrictDirective = list.simple;
</ins><span class="cx">                         var previousAllowYield = this.context.allowYield;
</span><span class="cx">                         var previousAwait = this.context.await;
</span><span class="cx">                         this.context.allowYield = true;
</span><span class="lines">@@ -1864,6 +3338,7 @@
</span><span class="cx">                         expr = isAsync ? this.finalize(node, new Node.AsyncArrowFunctionExpression(list.params, body, expression)) :
</span><span class="cx">                             this.finalize(node, new Node.ArrowFunctionExpression(list.params, body, expression));
</span><span class="cx">                         this.context.strict = previousStrict;
</span><ins>+                        this.context.allowStrictDirective = previousAllowStrictDirective;
</ins><span class="cx">                         this.context.allowYield = previousAllowYield;
</span><span class="cx">                         this.context.await = previousAwait;
</span><span class="cx">                     }
</span><span class="lines">@@ -1874,7 +3349,7 @@
</span><span class="cx">                             this.tolerateError(messages_1.Messages.InvalidLHSInAssignment);
</span><span class="cx">                         }
</span><span class="cx">                         if (this.context.strict &amp;&amp; expr.type === syntax_1.Syntax.Identifier) {
</span><del>-                            var id = (expr);
</del><ins>+                            var id = expr;
</ins><span class="cx">                             if (this.scanner.isRestrictedWord(id.name)) {
</span><span class="cx">                                 this.tolerateUnexpectedToken(token, messages_1.Messages.StrictLHSAssignment);
</span><span class="cx">                             }
</span><span class="lines">@@ -1890,8 +3365,9 @@
</span><span class="cx">                             this.reinterpretExpressionAsPattern(expr);
</span><span class="cx">                         }
</span><span class="cx">                         token = this.nextToken();
</span><ins>+                        var operator = token.value;
</ins><span class="cx">                         var right = this.isolateCoverGrammar(this.parseAssignmentExpression);
</span><del>-                        expr = this.finalize(this.startNode(startToken), new Node.AssignmentExpression(token.value, expr, right));
</del><ins>+                        expr = this.finalize(this.startNode(startToken), new Node.AssignmentExpression(operator, expr, right));
</ins><span class="cx">                         this.context.firstCoverInitializedNameError = null;
</span><span class="cx">                     }
</span><span class="cx">                 }
</span><span class="lines">@@ -1898,7 +3374,7 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 12.16 Comma Operator
</del><ins>+        // https://tc39.github.io/ecma262/#sec-comma-operator
</ins><span class="cx">         Parser.prototype.parseExpression = function () {
</span><span class="cx">             var startToken = this.lookahead;
</span><span class="cx">             var expr = this.isolateCoverGrammar(this.parseAssignmentExpression);
</span><span class="lines">@@ -1905,7 +3381,7 @@
</span><span class="cx">             if (this.match(',')) {
</span><span class="cx">                 var expressions = [];
</span><span class="cx">                 expressions.push(expr);
</span><del>-                while (this.startMarker.index &lt; this.scanner.length) {
</del><ins>+                while (this.lookahead.type !== 2 /* EOF */) {
</ins><span class="cx">                     if (!this.match(',')) {
</span><span class="cx">                         break;
</span><span class="cx">                     }
</span><span class="lines">@@ -1916,12 +3392,12 @@
</span><span class="cx">             }
</span><span class="cx">             return expr;
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.2 Block
</del><ins>+        // https://tc39.github.io/ecma262/#sec-block
</ins><span class="cx">         Parser.prototype.parseStatementListItem = function () {
</span><span class="cx">             var statement;
</span><span class="cx">             this.context.isAssignmentTarget = true;
</span><span class="cx">             this.context.isBindingElement = true;
</span><del>-            if (this.lookahead.type === token_1.Token.Keyword) {
</del><ins>+            if (this.lookahead.type === 4 /* Keyword */) {
</ins><span class="cx">                 switch (this.lookahead.value) {
</span><span class="cx">                     case 'export':
</span><span class="cx">                         if (!this.context.isModule) {
</span><span class="lines">@@ -1930,10 +3406,15 @@
</span><span class="cx">                         statement = this.parseExportDeclaration();
</span><span class="cx">                         break;
</span><span class="cx">                     case 'import':
</span><del>-                        if (!this.context.isModule) {
-                            this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.IllegalImportDeclaration);
</del><ins>+                        if (this.matchImportCall()) {
+                            statement = this.parseExpressionStatement();
</ins><span class="cx">                         }
</span><del>-                        statement = this.parseImportDeclaration();
</del><ins>+                        else {
+                            if (!this.context.isModule) {
+                                this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.IllegalImportDeclaration);
+                            }
+                            statement = this.parseImportDeclaration();
+                        }
</ins><span class="cx">                         break;
</span><span class="cx">                     case 'const':
</span><span class="cx">                         statement = this.parseLexicalDeclaration({ inFor: false });
</span><span class="lines">@@ -1970,14 +3451,13 @@
</span><span class="cx">             this.expect('}');
</span><span class="cx">             return this.finalize(node, new Node.BlockStatement(block));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.3.1 Let and Const Declarations
</del><ins>+        // https://tc39.github.io/ecma262/#sec-let-and-const-declarations
</ins><span class="cx">         Parser.prototype.parseLexicalBinding = function (kind, options) {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var params = [];
</span><span class="cx">             var id = this.parsePattern(params, kind);
</span><del>-            // ECMA-262 12.2.1
</del><span class="cx">             if (this.context.strict &amp;&amp; id.type === syntax_1.Syntax.Identifier) {
</span><del>-                if (this.scanner.isRestrictedWord((id).name)) {
</del><ins>+                if (this.scanner.isRestrictedWord(id.name)) {
</ins><span class="cx">                     this.tolerateError(messages_1.Messages.StrictVarName);
</span><span class="cx">                 }
</span><span class="cx">             }
</span><span class="lines">@@ -2008,19 +3488,15 @@
</span><span class="cx">             return list;
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.isLexicalDeclaration = function () {
</span><del>-            var previousIndex = this.scanner.index;
-            var previousLineNumber = this.scanner.lineNumber;
-            var previousLineStart = this.scanner.lineStart;
-            this.collectComments();
</del><ins>+            var state = this.scanner.saveState();
+            this.scanner.scanComments();
</ins><span class="cx">             var next = this.scanner.lex();
</span><del>-            this.scanner.index = previousIndex;
-            this.scanner.lineNumber = previousLineNumber;
-            this.scanner.lineStart = previousLineStart;
-            return (next.type === token_1.Token.Identifier) ||
-                (next.type === token_1.Token.Punctuator &amp;&amp; next.value === '[') ||
-                (next.type === token_1.Token.Punctuator &amp;&amp; next.value === '{') ||
-                (next.type === token_1.Token.Keyword &amp;&amp; next.value === 'let') ||
-                (next.type === token_1.Token.Keyword &amp;&amp; next.value === 'yield');
</del><ins>+            this.scanner.restoreState(state);
+            return (next.type === 3 /* Identifier */) ||
+                (next.type === 7 /* Punctuator */ &amp;&amp; next.value === '[') ||
+                (next.type === 7 /* Punctuator */ &amp;&amp; next.value === '{') ||
+                (next.type === 4 /* Keyword */ &amp;&amp; next.value === 'let') ||
+                (next.type === 4 /* Keyword */ &amp;&amp; next.value === 'yield');
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseLexicalDeclaration = function (options) {
</span><span class="cx">             var node = this.createNode();
</span><span class="lines">@@ -2030,12 +3506,11 @@
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.VariableDeclaration(declarations, kind));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.3.3 Destructuring Binding Patterns
</del><ins>+        // https://tc39.github.io/ecma262/#sec-destructuring-binding-patterns
</ins><span class="cx">         Parser.prototype.parseBindingRestElement = function (params, kind) {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expect('...');
</span><del>-            params.push(this.lookahead);
-            var arg = this.parseVariableIdentifier(kind);
</del><ins>+            var arg = this.parsePattern(params, kind);
</ins><span class="cx">             return this.finalize(node, new Node.RestElement(arg));
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseArrayPattern = function (params, kind) {
</span><span class="lines">@@ -2070,7 +3545,7 @@
</span><span class="cx">             var method = false;
</span><span class="cx">             var key;
</span><span class="cx">             var value;
</span><del>-            if (this.lookahead.type === token_1.Token.Identifier) {
</del><ins>+            if (this.lookahead.type === 3 /* Identifier */) {
</ins><span class="cx">                 var keyToken = this.lookahead;
</span><span class="cx">                 key = this.parseVariableIdentifier();
</span><span class="cx">                 var init = this.finalize(node, new Node.Identifier(keyToken.value));
</span><span class="lines">@@ -2099,12 +3574,24 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.Property('init', key, computed, value, method, shorthand));
</span><span class="cx">         };
</span><ins>+        Parser.prototype.parseRestProperty = function (params, kind) {
+            var node = this.createNode();
+            this.expect('...');
+            var arg = this.parsePattern(params);
+            if (this.match('=')) {
+                this.throwError(messages_1.Messages.DefaultRestProperty);
+            }
+            if (!this.match('}')) {
+                this.throwError(messages_1.Messages.PropertyAfterRestProperty);
+            }
+            return this.finalize(node, new Node.RestProperty(arg));
+        };
</ins><span class="cx">         Parser.prototype.parseObjectPattern = function (params, kind) {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var properties = [];
</span><span class="cx">             this.expect('{');
</span><span class="cx">             while (!this.match('}')) {
</span><del>-                properties.push(this.parsePropertyPattern(params, kind));
</del><ins>+                properties.push(this.match('...') ? this.parseRestProperty(params, kind) : this.parsePropertyPattern(params, kind));
</ins><span class="cx">                 if (!this.match('}')) {
</span><span class="cx">                     this.expect(',');
</span><span class="cx">                 }
</span><span class="lines">@@ -2142,20 +3629,20 @@
</span><span class="cx">             }
</span><span class="cx">             return pattern;
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.3.2 Variable Statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-variable-statement
</ins><span class="cx">         Parser.prototype.parseVariableIdentifier = function (kind) {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var token = this.nextToken();
</span><del>-            if (token.type === token_1.Token.Keyword &amp;&amp; token.value === 'yield') {
</del><ins>+            if (token.type === 4 /* Keyword */ &amp;&amp; token.value === 'yield') {
</ins><span class="cx">                 if (this.context.strict) {
</span><span class="cx">                     this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord);
</span><span class="cx">                 }
</span><del>-                if (!this.context.allowYield) {
</del><ins>+                else if (!this.context.allowYield) {
</ins><span class="cx">                     this.throwUnexpectedToken(token);
</span><span class="cx">                 }
</span><span class="cx">             }
</span><del>-            else if (token.type !== token_1.Token.Identifier) {
-                if (this.context.strict &amp;&amp; token.type === token_1.Token.Keyword &amp;&amp; this.scanner.isStrictModeReservedWord(token.value)) {
</del><ins>+            else if (token.type !== 3 /* Identifier */) {
+                if (this.context.strict &amp;&amp; token.type === 4 /* Keyword */ &amp;&amp; this.scanner.isStrictModeReservedWord(token.value)) {
</ins><span class="cx">                     this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord);
</span><span class="cx">                 }
</span><span class="cx">                 else {
</span><span class="lines">@@ -2164,7 +3651,7 @@
</span><span class="cx">                     }
</span><span class="cx">                 }
</span><span class="cx">             }
</span><del>-            else if ((this.context.isModule || this.context.await) &amp;&amp; token.type === token_1.Token.Identifier &amp;&amp; token.value === 'await') {
</del><ins>+            else if ((this.context.isModule || this.context.await) &amp;&amp; token.type === 3 /* Identifier */ &amp;&amp; token.value === 'await') {
</ins><span class="cx">                 this.tolerateUnexpectedToken(token);
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.Identifier(token.value));
</span><span class="lines">@@ -2173,9 +3660,8 @@
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var params = [];
</span><span class="cx">             var id = this.parsePattern(params, 'var');
</span><del>-            // ECMA-262 12.2.1
</del><span class="cx">             if (this.context.strict &amp;&amp; id.type === syntax_1.Syntax.Identifier) {
</span><del>-                if (this.scanner.isRestrictedWord((id).name)) {
</del><ins>+                if (this.scanner.isRestrictedWord(id.name)) {
</ins><span class="cx">                     this.tolerateError(messages_1.Messages.StrictVarName);
</span><span class="cx">                 }
</span><span class="cx">             }
</span><span class="lines">@@ -2206,13 +3692,13 @@
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.VariableDeclaration(declarations, 'var'));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.4 Empty Statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-empty-statement
</ins><span class="cx">         Parser.prototype.parseEmptyStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expect(';');
</span><span class="cx">             return this.finalize(node, new Node.EmptyStatement());
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.5 Expression Statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-expression-statement
</ins><span class="cx">         Parser.prototype.parseExpressionStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var expr = this.parseExpression();
</span><span class="lines">@@ -2219,7 +3705,13 @@
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.ExpressionStatement(expr));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.6 If statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-if-statement
+        Parser.prototype.parseIfClause = function () {
+            if (this.context.strict &amp;&amp; this.matchKeyword('function')) {
+                this.tolerateError(messages_1.Messages.StrictFunction);
+            }
+            return this.parseStatement();
+        };
</ins><span class="cx">         Parser.prototype.parseIfStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var consequent;
</span><span class="lines">@@ -2233,15 +3725,15 @@
</span><span class="cx">             }
</span><span class="cx">             else {
</span><span class="cx">                 this.expect(')');
</span><del>-                consequent = this.parseStatement();
</del><ins>+                consequent = this.parseIfClause();
</ins><span class="cx">                 if (this.matchKeyword('else')) {
</span><span class="cx">                     this.nextToken();
</span><del>-                    alternate = this.parseStatement();
</del><ins>+                    alternate = this.parseIfClause();
</ins><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.IfStatement(test, consequent, alternate));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.7.2 The do-while Statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-do-while-statement
</ins><span class="cx">         Parser.prototype.parseDoWhileStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('do');
</span><span class="lines">@@ -2252,13 +3744,18 @@
</span><span class="cx">             this.expectKeyword('while');
</span><span class="cx">             this.expect('(');
</span><span class="cx">             var test = this.parseExpression();
</span><del>-            this.expect(')');
-            if (this.match(';')) {
-                this.nextToken();
</del><ins>+            if (!this.match(')') &amp;&amp; this.config.tolerant) {
+                this.tolerateUnexpectedToken(this.nextToken());
</ins><span class="cx">             }
</span><ins>+            else {
+                this.expect(')');
+                if (this.match(';')) {
+                    this.nextToken();
+                }
+            }
</ins><span class="cx">             return this.finalize(node, new Node.DoWhileStatement(body, test));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.7.3 The while Statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-while-statement
</ins><span class="cx">         Parser.prototype.parseWhileStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var body;
</span><span class="lines">@@ -2278,8 +3775,8 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.WhileStatement(test, body));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.7.4 The for Statement
-        // ECMA-262 13.7.5 The for-in and for-of Statements
</del><ins>+        // https://tc39.github.io/ecma262/#sec-for-statement
+        // https://tc39.github.io/ecma262/#sec-for-in-and-for-of-statements
</ins><span class="cx">         Parser.prototype.parseForStatement = function () {
</span><span class="cx">             var init = null;
</span><span class="cx">             var test = null;
</span><span class="lines">@@ -2426,12 +3923,12 @@
</span><span class="cx">                 forIn ? this.finalize(node, new Node.ForInStatement(left, right, body)) :
</span><span class="cx">                     this.finalize(node, new Node.ForOfStatement(left, right, body));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.8 The continue statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-continue-statement
</ins><span class="cx">         Parser.prototype.parseContinueStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('continue');
</span><span class="cx">             var label = null;
</span><del>-            if (this.lookahead.type === token_1.Token.Identifier &amp;&amp; !this.hasLineTerminator) {
</del><ins>+            if (this.lookahead.type === 3 /* Identifier */ &amp;&amp; !this.hasLineTerminator) {
</ins><span class="cx">                 var id = this.parseVariableIdentifier();
</span><span class="cx">                 label = id;
</span><span class="cx">                 var key = '$' + id.name;
</span><span class="lines">@@ -2445,12 +3942,12 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.ContinueStatement(label));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.9 The break statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-break-statement
</ins><span class="cx">         Parser.prototype.parseBreakStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('break');
</span><span class="cx">             var label = null;
</span><del>-            if (this.lookahead.type === token_1.Token.Identifier &amp;&amp; !this.hasLineTerminator) {
</del><ins>+            if (this.lookahead.type === 3 /* Identifier */ &amp;&amp; !this.hasLineTerminator) {
</ins><span class="cx">                 var id = this.parseVariableIdentifier();
</span><span class="cx">                 var key = '$' + id.name;
</span><span class="cx">                 if (!Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) {
</span><span class="lines">@@ -2464,7 +3961,7 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.BreakStatement(label));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.10 The return statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-return-statement
</ins><span class="cx">         Parser.prototype.parseReturnStatement = function () {
</span><span class="cx">             if (!this.context.inFunctionBody) {
</span><span class="cx">                 this.tolerateError(messages_1.Messages.IllegalReturn);
</span><span class="lines">@@ -2472,25 +3969,32 @@
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('return');
</span><span class="cx">             var hasArgument = !this.match(';') &amp;&amp; !this.match('}') &amp;&amp;
</span><del>-                !this.hasLineTerminator &amp;&amp; this.lookahead.type !== token_1.Token.EOF;
</del><ins>+                !this.hasLineTerminator &amp;&amp; this.lookahead.type !== 2 /* EOF */;
</ins><span class="cx">             var argument = hasArgument ? this.parseExpression() : null;
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.ReturnStatement(argument));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.11 The with statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-with-statement
</ins><span class="cx">         Parser.prototype.parseWithStatement = function () {
</span><span class="cx">             if (this.context.strict) {
</span><span class="cx">                 this.tolerateError(messages_1.Messages.StrictModeWith);
</span><span class="cx">             }
</span><span class="cx">             var node = this.createNode();
</span><ins>+            var body;
</ins><span class="cx">             this.expectKeyword('with');
</span><span class="cx">             this.expect('(');
</span><span class="cx">             var object = this.parseExpression();
</span><del>-            this.expect(')');
-            var body = this.parseStatement();
</del><ins>+            if (!this.match(')') &amp;&amp; this.config.tolerant) {
+                this.tolerateUnexpectedToken(this.nextToken());
+                body = this.finalize(this.createNode(), new Node.EmptyStatement());
+            }
+            else {
+                this.expect(')');
+                body = this.parseStatement();
+            }
</ins><span class="cx">             return this.finalize(node, new Node.WithStatement(object, body));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.12 The switch statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-switch-statement
</ins><span class="cx">         Parser.prototype.parseSwitchCase = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var test;
</span><span class="lines">@@ -2540,7 +4044,7 @@
</span><span class="cx">             this.context.inSwitch = previousInSwitch;
</span><span class="cx">             return this.finalize(node, new Node.SwitchStatement(discriminant, cases));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.13 Labelled Statements
</del><ins>+        // https://tc39.github.io/ecma262/#sec-labelled-statements
</ins><span class="cx">         Parser.prototype.parseLabelledStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var expr = this.parseExpression();
</span><span class="lines">@@ -2547,15 +4051,33 @@
</span><span class="cx">             var statement;
</span><span class="cx">             if ((expr.type === syntax_1.Syntax.Identifier) &amp;&amp; this.match(':')) {
</span><span class="cx">                 this.nextToken();
</span><del>-                var id = (expr);
</del><ins>+                var id = expr;
</ins><span class="cx">                 var key = '$' + id.name;
</span><span class="cx">                 if (Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) {
</span><span class="cx">                     this.throwError(messages_1.Messages.Redeclaration, 'Label', id.name);
</span><span class="cx">                 }
</span><span class="cx">                 this.context.labelSet[key] = true;
</span><del>-                var labeledBody = this.parseStatement();
</del><ins>+                var body = void 0;
+                if (this.matchKeyword('class')) {
+                    this.tolerateUnexpectedToken(this.lookahead);
+                    body = this.parseClassDeclaration();
+                }
+                else if (this.matchKeyword('function')) {
+                    var token = this.lookahead;
+                    var declaration = this.parseFunctionDeclaration();
+                    if (this.context.strict) {
+                        this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunction);
+                    }
+                    else if (declaration.generator) {
+                        this.tolerateUnexpectedToken(token, messages_1.Messages.GeneratorInLegacyContext);
+                    }
+                    body = declaration;
+                }
+                else {
+                    body = this.parseStatement();
+                }
</ins><span class="cx">                 delete this.context.labelSet[key];
</span><del>-                statement = new Node.LabeledStatement(id, labeledBody);
</del><ins>+                statement = new Node.LabeledStatement(id, body);
</ins><span class="cx">             }
</span><span class="cx">             else {
</span><span class="cx">                 this.consumeSemicolon();
</span><span class="lines">@@ -2563,7 +4085,7 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, statement);
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.14 The throw statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-throw-statement
</ins><span class="cx">         Parser.prototype.parseThrowStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('throw');
</span><span class="lines">@@ -2574,7 +4096,7 @@
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.ThrowStatement(argument));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.15 The try statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-try-statement
</ins><span class="cx">         Parser.prototype.parseCatchClause = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('catch');
</span><span class="lines">@@ -2593,7 +4115,7 @@
</span><span class="cx">                 paramMap[key] = true;
</span><span class="cx">             }
</span><span class="cx">             if (this.context.strict &amp;&amp; param.type === syntax_1.Syntax.Identifier) {
</span><del>-                if (this.scanner.isRestrictedWord((param).name)) {
</del><ins>+                if (this.scanner.isRestrictedWord(param.name)) {
</ins><span class="cx">                     this.tolerateError(messages_1.Messages.StrictCatchVariable);
</span><span class="cx">                 }
</span><span class="cx">             }
</span><span class="lines">@@ -2616,7 +4138,7 @@
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.TryStatement(block, handler, finalizer));
</span><span class="cx">         };
</span><del>-        // ECMA-262 13.16 The debugger statement
</del><ins>+        // https://tc39.github.io/ecma262/#sec-debugger-statement
</ins><span class="cx">         Parser.prototype.parseDebuggerStatement = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('debugger');
</span><span class="lines">@@ -2623,19 +4145,19 @@
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.DebuggerStatement());
</span><span class="cx">         };
</span><del>-        // ECMA-262 13 Statements
</del><ins>+        // https://tc39.github.io/ecma262/#sec-ecmascript-language-statements-and-declarations
</ins><span class="cx">         Parser.prototype.parseStatement = function () {
</span><span class="cx">             var statement;
</span><span class="cx">             switch (this.lookahead.type) {
</span><del>-                case token_1.Token.BooleanLiteral:
-                case token_1.Token.NullLiteral:
-                case token_1.Token.NumericLiteral:
-                case token_1.Token.StringLiteral:
-                case token_1.Token.Template:
-                case token_1.Token.RegularExpression:
</del><ins>+                case 1 /* BooleanLiteral */:
+                case 5 /* NullLiteral */:
+                case 6 /* NumericLiteral */:
+                case 8 /* StringLiteral */:
+                case 10 /* Template */:
+                case 9 /* RegularExpression */:
</ins><span class="cx">                     statement = this.parseExpressionStatement();
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Punctuator:
</del><ins>+                case 7 /* Punctuator */:
</ins><span class="cx">                     var value = this.lookahead.value;
</span><span class="cx">                     if (value === '{') {
</span><span class="cx">                         statement = this.parseBlock();
</span><span class="lines">@@ -2650,10 +4172,10 @@
</span><span class="cx">                         statement = this.parseExpressionStatement();
</span><span class="cx">                     }
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Identifier:
</del><ins>+                case 3 /* Identifier */:
</ins><span class="cx">                     statement = this.matchAsyncFunction() ? this.parseFunctionDeclaration() : this.parseLabelledStatement();
</span><span class="cx">                     break;
</span><del>-                case token_1.Token.Keyword:
</del><ins>+                case 4 /* Keyword */:
</ins><span class="cx">                     switch (this.lookahead.value) {
</span><span class="cx">                         case 'break':
</span><span class="cx">                             statement = this.parseBreakStatement();
</span><span class="lines">@@ -2707,7 +4229,7 @@
</span><span class="cx">             }
</span><span class="cx">             return statement;
</span><span class="cx">         };
</span><del>-        // ECMA-262 14.1 Function Definition
</del><ins>+        // https://tc39.github.io/ecma262/#sec-function-definitions
</ins><span class="cx">         Parser.prototype.parseFunctionSourceElements = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expect('{');
</span><span class="lines">@@ -2720,7 +4242,7 @@
</span><span class="cx">             this.context.inIteration = false;
</span><span class="cx">             this.context.inSwitch = false;
</span><span class="cx">             this.context.inFunctionBody = true;
</span><del>-            while (this.startMarker.index &lt; this.scanner.length) {
</del><ins>+            while (this.lookahead.type !== 2 /* EOF */) {
</ins><span class="cx">                 if (this.match('}')) {
</span><span class="cx">                     break;
</span><span class="cx">                 }
</span><span class="lines">@@ -2769,12 +4291,8 @@
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseRestElement = function (params) {
</span><span class="cx">             var node = this.createNode();
</span><del>-            this.nextToken();
-            if (this.match('{')) {
-                this.throwError(messages_1.Messages.ObjectPatternAsRestParameter);
-            }
-            params.push(this.lookahead);
-            var param = this.parseVariableIdentifier();
</del><ins>+            this.expect('...');
+            var arg = this.parsePattern(params);
</ins><span class="cx">             if (this.match('=')) {
</span><span class="cx">                 this.throwError(messages_1.Messages.DefaultRestParameter);
</span><span class="cx">             }
</span><span class="lines">@@ -2781,27 +4299,21 @@
</span><span class="cx">             if (!this.match(')')) {
</span><span class="cx">                 this.throwError(messages_1.Messages.ParameterAfterRestParameter);
</span><span class="cx">             }
</span><del>-            return this.finalize(node, new Node.RestElement(param));
</del><ins>+            return this.finalize(node, new Node.RestElement(arg));
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseFormalParameter = function (options) {
</span><del>-            var param;
</del><span class="cx">             var params = [];
</span><del>-            var token = this.lookahead;
-            if (token.value === '...') {
-                param = this.parseRestElement(params);
-                this.validateParam(options, param.argument, param.argument.name);
-                options.params.push(param);
-                return;
-            }
-            param = this.parsePatternWithDefault(params);
</del><ins>+            var param = this.match('...') ? this.parseRestElement(params) : this.parsePatternWithDefault(params);
</ins><span class="cx">             for (var i = 0; i &lt; params.length; i++) {
</span><span class="cx">                 this.validateParam(options, params[i], params[i].value);
</span><span class="cx">             }
</span><ins>+            options.simple = options.simple &amp;&amp; (param instanceof Node.Identifier);
</ins><span class="cx">             options.params.push(param);
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseFormalParameters = function (firstRestricted) {
</span><span class="cx">             var options;
</span><span class="cx">             options = {
</span><ins>+                simple: true,
</ins><span class="cx">                 params: [],
</span><span class="cx">                 firstRestricted: firstRestricted
</span><span class="cx">             };
</span><span class="lines">@@ -2808,7 +4320,7 @@
</span><span class="cx">             this.expect('(');
</span><span class="cx">             if (!this.match(')')) {
</span><span class="cx">                 options.paramSet = {};
</span><del>-                while (this.startMarker.index &lt; this.scanner.length) {
</del><ins>+                while (this.lookahead.type !== 2 /* EOF */) {
</ins><span class="cx">                     this.parseFormalParameter(options);
</span><span class="cx">                     if (this.match(')')) {
</span><span class="cx">                         break;
</span><span class="lines">@@ -2821,6 +4333,7 @@
</span><span class="cx">             }
</span><span class="cx">             this.expect(')');
</span><span class="cx">             return {
</span><ins>+                simple: options.simple,
</ins><span class="cx">                 params: options.params,
</span><span class="cx">                 stricted: options.stricted,
</span><span class="cx">                 firstRestricted: options.firstRestricted,
</span><span class="lines">@@ -2830,15 +4343,11 @@
</span><span class="cx">         Parser.prototype.matchAsyncFunction = function () {
</span><span class="cx">             var match = this.matchContextualKeyword('async');
</span><span class="cx">             if (match) {
</span><del>-                var previousIndex = this.scanner.index;
-                var previousLineNumber = this.scanner.lineNumber;
-                var previousLineStart = this.scanner.lineStart;
-                this.collectComments();
</del><ins>+                var state = this.scanner.saveState();
+                this.scanner.scanComments();
</ins><span class="cx">                 var next = this.scanner.lex();
</span><del>-                this.scanner.index = previousIndex;
-                this.scanner.lineNumber = previousLineNumber;
-                this.scanner.lineStart = previousLineStart;
-                match = (previousLineNumber === next.lineNumber) &amp;&amp; ((next.type === token_1.Token.Keyword) || (next.value === 'function'));
</del><ins>+                this.scanner.restoreState(state);
+                match = (state.lineNumber === next.lineNumber) &amp;&amp; (next.type === 4 /* Keyword */) &amp;&amp; (next.value === 'function');
</ins><span class="cx">             }
</span><span class="cx">             return match;
</span><span class="cx">         };
</span><span class="lines">@@ -2887,6 +4396,8 @@
</span><span class="cx">                 message = formalParameters.message;
</span><span class="cx">             }
</span><span class="cx">             var previousStrict = this.context.strict;
</span><ins>+            var previousAllowStrictDirective = this.context.allowStrictDirective;
+            this.context.allowStrictDirective = formalParameters.simple;
</ins><span class="cx">             var body = this.parseFunctionSourceElements();
</span><span class="cx">             if (this.context.strict &amp;&amp; firstRestricted) {
</span><span class="cx">                 this.throwUnexpectedToken(firstRestricted, message);
</span><span class="lines">@@ -2895,6 +4406,7 @@
</span><span class="cx">                 this.tolerateUnexpectedToken(stricted, message);
</span><span class="cx">             }
</span><span class="cx">             this.context.strict = previousStrict;
</span><ins>+            this.context.allowStrictDirective = previousAllowStrictDirective;
</ins><span class="cx">             this.context.await = previousAllowAwait;
</span><span class="cx">             this.context.allowYield = previousAllowYield;
</span><span class="cx">             return isAsync ? this.finalize(node, new Node.AsyncFunctionDeclaration(id, params, body)) :
</span><span class="lines">@@ -2945,6 +4457,8 @@
</span><span class="cx">                 message = formalParameters.message;
</span><span class="cx">             }
</span><span class="cx">             var previousStrict = this.context.strict;
</span><ins>+            var previousAllowStrictDirective = this.context.allowStrictDirective;
+            this.context.allowStrictDirective = formalParameters.simple;
</ins><span class="cx">             var body = this.parseFunctionSourceElements();
</span><span class="cx">             if (this.context.strict &amp;&amp; firstRestricted) {
</span><span class="cx">                 this.throwUnexpectedToken(firstRestricted, message);
</span><span class="lines">@@ -2953,12 +4467,13 @@
</span><span class="cx">                 this.tolerateUnexpectedToken(stricted, message);
</span><span class="cx">             }
</span><span class="cx">             this.context.strict = previousStrict;
</span><ins>+            this.context.allowStrictDirective = previousAllowStrictDirective;
</ins><span class="cx">             this.context.await = previousAllowAwait;
</span><span class="cx">             this.context.allowYield = previousAllowYield;
</span><span class="cx">             return isAsync ? this.finalize(node, new Node.AsyncFunctionExpression(id, params, body)) :
</span><span class="cx">                 this.finalize(node, new Node.FunctionExpression(id, params, body, isGenerator));
</span><span class="cx">         };
</span><del>-        // ECMA-262 14.1.1 Directive Prologues
</del><ins>+        // https://tc39.github.io/ecma262/#sec-directive-prologues-and-the-use-strict-directive
</ins><span class="cx">         Parser.prototype.parseDirective = function () {
</span><span class="cx">             var token = this.lookahead;
</span><span class="cx">             var node = this.createNode();
</span><span class="lines">@@ -2972,7 +4487,7 @@
</span><span class="cx">             var body = [];
</span><span class="cx">             while (true) {
</span><span class="cx">                 var token = this.lookahead;
</span><del>-                if (token.type !== token_1.Token.StringLiteral) {
</del><ins>+                if (token.type !== 8 /* StringLiteral */) {
</ins><span class="cx">                     break;
</span><span class="cx">                 }
</span><span class="cx">                 var statement = this.parseDirective();
</span><span class="lines">@@ -2986,6 +4501,9 @@
</span><span class="cx">                     if (firstRestricted) {
</span><span class="cx">                         this.tolerateUnexpectedToken(firstRestricted, messages_1.Messages.StrictOctalLiteral);
</span><span class="cx">                     }
</span><ins>+                    if (!this.context.allowStrictDirective) {
+                        this.tolerateUnexpectedToken(token, messages_1.Messages.IllegalLanguageModeDirective);
+                    }
</ins><span class="cx">                 }
</span><span class="cx">                 else {
</span><span class="cx">                     if (!firstRestricted &amp;&amp; token.octal) {
</span><span class="lines">@@ -2995,59 +4513,51 @@
</span><span class="cx">             }
</span><span class="cx">             return body;
</span><span class="cx">         };
</span><del>-        // ECMA-262 14.3 Method Definitions
</del><ins>+        // https://tc39.github.io/ecma262/#sec-method-definitions
</ins><span class="cx">         Parser.prototype.qualifiedPropertyName = function (token) {
</span><span class="cx">             switch (token.type) {
</span><del>-                case token_1.Token.Identifier:
-                case token_1.Token.StringLiteral:
-                case token_1.Token.BooleanLiteral:
-                case token_1.Token.NullLiteral:
-                case token_1.Token.NumericLiteral:
-                case token_1.Token.Keyword:
</del><ins>+                case 3 /* Identifier */:
+                case 8 /* StringLiteral */:
+                case 1 /* BooleanLiteral */:
+                case 5 /* NullLiteral */:
+                case 6 /* NumericLiteral */:
+                case 4 /* Keyword */:
</ins><span class="cx">                     return true;
</span><del>-                case token_1.Token.Punctuator:
</del><ins>+                case 7 /* Punctuator */:
</ins><span class="cx">                     return token.value === '[';
</span><ins>+                default:
+                    break;
</ins><span class="cx">             }
</span><span class="cx">             return false;
</span><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseGetterMethod = function () {
</span><span class="cx">             var node = this.createNode();
</span><del>-            this.expect('(');
-            this.expect(')');
</del><span class="cx">             var isGenerator = false;
</span><del>-            var params = {
-                params: [],
-                stricted: null,
-                firstRestricted: null,
-                message: null
-            };
</del><span class="cx">             var previousAllowYield = this.context.allowYield;
</span><span class="cx">             this.context.allowYield = false;
</span><del>-            var method = this.parsePropertyMethod(params);
</del><ins>+            var formalParameters = this.parseFormalParameters();
+            if (formalParameters.params.length &gt; 0) {
+                this.tolerateError(messages_1.Messages.BadGetterArity);
+            }
+            var method = this.parsePropertyMethod(formalParameters);
</ins><span class="cx">             this.context.allowYield = previousAllowYield;
</span><del>-            return this.finalize(node, new Node.FunctionExpression(null, params.params, method, isGenerator));
</del><ins>+            return this.finalize(node, new Node.FunctionExpression(null, formalParameters.params, method, isGenerator));
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseSetterMethod = function () {
</span><span class="cx">             var node = this.createNode();
</span><del>-            var options = {
-                params: [],
-                firstRestricted: null,
-                paramSet: {}
-            };
</del><span class="cx">             var isGenerator = false;
</span><span class="cx">             var previousAllowYield = this.context.allowYield;
</span><span class="cx">             this.context.allowYield = false;
</span><del>-            this.expect('(');
-            if (this.match(')')) {
-                this.tolerateUnexpectedToken(this.lookahead);
</del><ins>+            var formalParameters = this.parseFormalParameters();
+            if (formalParameters.params.length !== 1) {
+                this.tolerateError(messages_1.Messages.BadSetterArity);
</ins><span class="cx">             }
</span><del>-            else {
-                this.parseFormalParameter(options);
</del><ins>+            else if (formalParameters.params[0] instanceof Node.RestElement) {
+                this.tolerateError(messages_1.Messages.BadSetterRestParameter);
</ins><span class="cx">             }
</span><del>-            this.expect(')');
-            var method = this.parsePropertyMethod(options);
</del><ins>+            var method = this.parsePropertyMethod(formalParameters);
</ins><span class="cx">             this.context.allowYield = previousAllowYield;
</span><del>-            return this.finalize(node, new Node.FunctionExpression(null, options.params, method, isGenerator));
</del><ins>+            return this.finalize(node, new Node.FunctionExpression(null, formalParameters.params, method, isGenerator));
</ins><span class="cx">         };
</span><span class="cx">         Parser.prototype.parseGeneratorMethod = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="lines">@@ -3060,7 +4570,29 @@
</span><span class="cx">             this.context.allowYield = previousAllowYield;
</span><span class="cx">             return this.finalize(node, new Node.FunctionExpression(null, params.params, method, isGenerator));
</span><span class="cx">         };
</span><del>-        // ECMA-262 14.4 Generator Function Definitions
</del><ins>+        // https://tc39.github.io/ecma262/#sec-generator-function-definitions
+        Parser.prototype.isStartOfExpression = function () {
+            var start = true;
+            var value = this.lookahead.value;
+            switch (this.lookahead.type) {
+                case 7 /* Punctuator */:
+                    start = (value === '[') || (value === '(') || (value === '{') ||
+                        (value === '+') || (value === '-') ||
+                        (value === '!') || (value === '~') ||
+                        (value === '++') || (value === '--') ||
+                        (value === '/') || (value === '/='); // regular expression literal
+                    break;
+                case 4 /* Keyword */:
+                    start = (value === 'class') || (value === 'delete') ||
+                        (value === 'function') || (value === 'let') || (value === 'new') ||
+                        (value === 'super') || (value === 'this') || (value === 'typeof') ||
+                        (value === 'void') || (value === 'yield');
+                    break;
+                default:
+                    break;
+            }
+            return start;
+        };
</ins><span class="cx">         Parser.prototype.parseYieldExpression = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             this.expectKeyword('yield');
</span><span class="lines">@@ -3074,16 +4606,14 @@
</span><span class="cx">                     this.nextToken();
</span><span class="cx">                     argument = this.parseAssignmentExpression();
</span><span class="cx">                 }
</span><del>-                else {
-                    if (!this.match(';') &amp;&amp; !this.match('}') &amp;&amp; !this.match(')') &amp;&amp; this.lookahead.type !== token_1.Token.EOF) {
-                        argument = this.parseAssignmentExpression();
-                    }
</del><ins>+                else if (this.isStartOfExpression()) {
+                    argument = this.parseAssignmentExpression();
</ins><span class="cx">                 }
</span><span class="cx">                 this.context.allowYield = previousAllowYield;
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.YieldExpression(argument, delegate));
</span><span class="cx">         };
</span><del>-        // ECMA-262 14.5 Class Definitions
</del><ins>+        // https://tc39.github.io/ecma262/#sec-class-definitions
</ins><span class="cx">         Parser.prototype.parseClassElement = function (hasConstructor) {
</span><span class="cx">             var token = this.lookahead;
</span><span class="cx">             var node = this.createNode();
</span><span class="lines">@@ -3112,13 +4642,13 @@
</span><span class="cx">                         key = this.parseObjectPropertyKey();
</span><span class="cx">                     }
</span><span class="cx">                 }
</span><del>-                if ((token.type === token_1.Token.Identifier) &amp;&amp; !this.hasLineTerminator &amp;&amp; (token.value === 'async')) {
</del><ins>+                if ((token.type === 3 /* Identifier */) &amp;&amp; !this.hasLineTerminator &amp;&amp; (token.value === 'async')) {
</ins><span class="cx">                     var punctuator = this.lookahead.value;
</span><span class="cx">                     if (punctuator !== ':' &amp;&amp; punctuator !== '(' &amp;&amp; punctuator !== '*') {
</span><span class="cx">                         isAsync = true;
</span><span class="cx">                         token = this.lookahead;
</span><span class="cx">                         key = this.parseObjectPropertyKey();
</span><del>-                        if (token.type === token_1.Token.Identifier) {
</del><ins>+                        if (token.type === 3 /* Identifier */) {
</ins><span class="cx">                             if (token.value === 'get' || token.value === 'set') {
</span><span class="cx">                                 this.tolerateUnexpectedToken(token);
</span><span class="cx">                             }
</span><span class="lines">@@ -3130,7 +4660,7 @@
</span><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">             var lookaheadPropertyKey = this.qualifiedPropertyName(this.lookahead);
</span><del>-            if (token.type === token_1.Token.Identifier) {
</del><ins>+            if (token.type === 3 /* Identifier */) {
</ins><span class="cx">                 if (token.value === 'get' &amp;&amp; lookaheadPropertyKey) {
</span><span class="cx">                     kind = 'get';
</span><span class="cx">                     computed = this.match('[');
</span><span class="lines">@@ -3145,7 +4675,7 @@
</span><span class="cx">                     value = this.parseSetterMethod();
</span><span class="cx">                 }
</span><span class="cx">             }
</span><del>-            else if (token.type === token_1.Token.Punctuator &amp;&amp; token.value === '*' &amp;&amp; lookaheadPropertyKey) {
</del><ins>+            else if (token.type === 7 /* Punctuator */ &amp;&amp; token.value === '*' &amp;&amp; lookaheadPropertyKey) {
</ins><span class="cx">                 kind = 'init';
</span><span class="cx">                 computed = this.match('[');
</span><span class="cx">                 key = this.parseObjectPropertyKey();
</span><span class="lines">@@ -3207,7 +4737,7 @@
</span><span class="cx">             var previousStrict = this.context.strict;
</span><span class="cx">             this.context.strict = true;
</span><span class="cx">             this.expectKeyword('class');
</span><del>-            var id = (identifierIsOptional &amp;&amp; (this.lookahead.type !== token_1.Token.Identifier)) ? null : this.parseVariableIdentifier();
</del><ins>+            var id = (identifierIsOptional &amp;&amp; (this.lookahead.type !== 3 /* Identifier */)) ? null : this.parseVariableIdentifier();
</ins><span class="cx">             var superClass = null;
</span><span class="cx">             if (this.matchKeyword('extends')) {
</span><span class="cx">                 this.nextToken();
</span><span class="lines">@@ -3222,7 +4752,7 @@
</span><span class="cx">             var previousStrict = this.context.strict;
</span><span class="cx">             this.context.strict = true;
</span><span class="cx">             this.expectKeyword('class');
</span><del>-            var id = (this.lookahead.type === token_1.Token.Identifier) ? this.parseVariableIdentifier() : null;
</del><ins>+            var id = (this.lookahead.type === 3 /* Identifier */) ? this.parseVariableIdentifier() : null;
</ins><span class="cx">             var superClass = null;
</span><span class="cx">             if (this.matchKeyword('extends')) {
</span><span class="cx">                 this.nextToken();
</span><span class="lines">@@ -3232,14 +4762,14 @@
</span><span class="cx">             this.context.strict = previousStrict;
</span><span class="cx">             return this.finalize(node, new Node.ClassExpression(id, superClass, classBody));
</span><span class="cx">         };
</span><del>-        // ECMA-262 15.1 Scripts
-        // ECMA-262 15.2 Modules
</del><ins>+        // https://tc39.github.io/ecma262/#sec-scripts
+        // https://tc39.github.io/ecma262/#sec-modules
</ins><span class="cx">         Parser.prototype.parseModule = function () {
</span><span class="cx">             this.context.strict = true;
</span><span class="cx">             this.context.isModule = true;
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var body = this.parseDirectivePrologues();
</span><del>-            while (this.startMarker.index &lt; this.scanner.length) {
</del><ins>+            while (this.lookahead.type !== 2 /* EOF */) {
</ins><span class="cx">                 body.push(this.parseStatementListItem());
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.Module(body));
</span><span class="lines">@@ -3247,15 +4777,15 @@
</span><span class="cx">         Parser.prototype.parseScript = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var body = this.parseDirectivePrologues();
</span><del>-            while (this.startMarker.index &lt; this.scanner.length) {
</del><ins>+            while (this.lookahead.type !== 2 /* EOF */) {
</ins><span class="cx">                 body.push(this.parseStatementListItem());
</span><span class="cx">             }
</span><span class="cx">             return this.finalize(node, new Node.Script(body));
</span><span class="cx">         };
</span><del>-        // ECMA-262 15.2.2 Imports
</del><ins>+        // https://tc39.github.io/ecma262/#sec-imports
</ins><span class="cx">         Parser.prototype.parseModuleSpecifier = function () {
</span><span class="cx">             var node = this.createNode();
</span><del>-            if (this.lookahead.type !== token_1.Token.StringLiteral) {
</del><ins>+            if (this.lookahead.type !== 8 /* StringLiteral */) {
</ins><span class="cx">                 this.throwError(messages_1.Messages.InvalidModuleSpecifier);
</span><span class="cx">             }
</span><span class="cx">             var token = this.nextToken();
</span><span class="lines">@@ -3267,7 +4797,7 @@
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var imported;
</span><span class="cx">             var local;
</span><del>-            if (this.lookahead.type === token_1.Token.Identifier) {
</del><ins>+            if (this.lookahead.type === 3 /* Identifier */) {
</ins><span class="cx">                 imported = this.parseVariableIdentifier();
</span><span class="cx">                 local = imported;
</span><span class="cx">                 if (this.matchContextualKeyword('as')) {
</span><span class="lines">@@ -3326,7 +4856,7 @@
</span><span class="cx">             this.expectKeyword('import');
</span><span class="cx">             var src;
</span><span class="cx">             var specifiers = [];
</span><del>-            if (this.lookahead.type === token_1.Token.StringLiteral) {
</del><ins>+            if (this.lookahead.type === 8 /* StringLiteral */) {
</ins><span class="cx">                 // import 'foo';
</span><span class="cx">                 src = this.parseModuleSpecifier();
</span><span class="cx">             }
</span><span class="lines">@@ -3370,7 +4900,7 @@
</span><span class="cx">             this.consumeSemicolon();
</span><span class="cx">             return this.finalize(node, new Node.ImportDeclaration(specifiers, src));
</span><span class="cx">         };
</span><del>-        // ECMA-262 15.2.3 Exports
</del><ins>+        // https://tc39.github.io/ecma262/#sec-exports
</ins><span class="cx">         Parser.prototype.parseExportSpecifier = function () {
</span><span class="cx">             var node = this.createNode();
</span><span class="cx">             var local = this.parseIdentifierName();
</span><span class="lines">@@ -3402,6 +4932,13 @@
</span><span class="cx">                     var declaration = this.parseClassDeclaration(true);
</span><span class="cx">                     exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration));
</span><span class="cx">                 }
</span><ins>+                else if (this.matchContextualKeyword('async')) {
+                    // export default async function f () {}
+                    // export default async function () {}
+                    // export default async x =&gt; x
+                    var declaration = this.matchAsyncFunction() ? this.parseFunctionDeclaration(true) : this.parseAssignmentExpression();
+                    exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration));
+                }
</ins><span class="cx">                 else {
</span><span class="cx">                     if (this.matchContextualKeyword('from')) {
</span><span class="cx">                         this.throwError(messages_1.Messages.UnexpectedToken, this.lookahead.value);
</span><span class="lines">@@ -3427,7 +4964,7 @@
</span><span class="cx">                 this.consumeSemicolon();
</span><span class="cx">                 exportDeclaration = this.finalize(node, new Node.ExportAllDeclaration(src));
</span><span class="cx">             }
</span><del>-            else if (this.lookahead.type === token_1.Token.Keyword) {
</del><ins>+            else if (this.lookahead.type === 4 /* Keyword */) {
</ins><span class="cx">                 // export var f = 1;
</span><span class="cx">                 var declaration = void 0;
</span><span class="cx">                 switch (this.lookahead.value) {
</span><span class="lines">@@ -3488,7 +5025,7 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 4 */
</del><ins>+/* 9 */
</ins><span class="cx"> /***/ function(module, exports) {
</span><span class="cx"> 
</span><span class="cx">     // Ensure the condition is true, otherwise throw an error.
</span><span class="lines">@@ -3506,81 +5043,19 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 5 */
</del><ins>+/* 10 */
</ins><span class="cx"> /***/ function(module, exports) {
</span><span class="cx"> 
</span><ins>+    /* tslint:disable:max-classes-per-file */
</ins><span class="cx">     &quot;use strict&quot;;
</span><del>-    // Error messages should be identical to V8.
-    exports.Messages = {
-        UnexpectedToken: 'Unexpected token %0',
-        UnexpectedTokenIllegal: 'Unexpected token ILLEGAL',
-        UnexpectedNumber: 'Unexpected number',
-        UnexpectedString: 'Unexpected string',
-        UnexpectedIdentifier: 'Unexpected identifier',
-        UnexpectedReserved: 'Unexpected reserved word',
-        UnexpectedTemplate: 'Unexpected quasi %0',
-        UnexpectedEOS: 'Unexpected end of input',
-        NewlineAfterThrow: 'Illegal newline after throw',
-        InvalidRegExp: 'Invalid regular expression',
-        UnterminatedRegExp: 'Invalid regular expression: missing /',
-        InvalidLHSInAssignment: 'Invalid left-hand side in assignment',
-        InvalidLHSInForIn: 'Invalid left-hand side in for-in',
-        InvalidLHSInForLoop: 'Invalid left-hand side in for-loop',
-        MultipleDefaultsInSwitch: 'More than one default clause in switch statement',
-        NoCatchOrFinally: 'Missing catch or finally after try',
-        UnknownLabel: 'Undefined label \'%0\'',
-        Redeclaration: '%0 \'%1\' has already been declared',
-        IllegalContinue: 'Illegal continue statement',
-        IllegalBreak: 'Illegal break statement',
-        IllegalReturn: 'Illegal return statement',
-        StrictModeWith: 'Strict mode code may not include a with statement',
-        StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode',
-        StrictVarName: 'Variable name may not be eval or arguments in strict mode',
-        StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode',
-        StrictParamDupe: 'Strict mode function may not have duplicate parameter names',
-        StrictFunctionName: 'Function name may not be eval or arguments in strict mode',
-        StrictOctalLiteral: 'Octal literals are not allowed in strict mode.',
-        StrictDelete: 'Delete of an unqualified identifier in strict mode.',
-        StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode',
-        StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode',
-        StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode',
-        StrictReservedWord: 'Use of future reserved word in strict mode',
-        TemplateOctalLiteral: 'Octal literals are not allowed in template strings.',
-        ParameterAfterRestParameter: 'Rest parameter must be last formal parameter',
-        DefaultRestParameter: 'Unexpected token =',
-        ObjectPatternAsRestParameter: 'Unexpected token {',
-        DuplicateProtoProperty: 'Duplicate __proto__ fields are not allowed in object literals',
-        ConstructorSpecialMethod: 'Class constructor may not be an accessor',
-        DuplicateConstructor: 'A class may only have one constructor',
-        StaticPrototype: 'Classes may not have static property named prototype',
-        MissingFromClause: 'Unexpected token',
-        NoAsAfterImportNamespace: 'Unexpected token',
-        InvalidModuleSpecifier: 'Unexpected token',
-        IllegalImportDeclaration: 'Unexpected token',
-        IllegalExportDeclaration: 'Unexpected token',
-        DuplicateBinding: 'Duplicate binding %0',
-        DeclarationMissingInitializer: 'Missing initializer in %0 declaration',
-        LetInLexicalBinding: 'let is disallowed as a lexically bound name',
-        ForInOfLoopInitializer: '%0 loop variable declaration may not have an initializer',
-        ConstructorIsAsync: 'Class constructor may not be an async method'
-    };
-
-
-/***/ },
-/* 6 */
-/***/ function(module, exports) {
-
-    &quot;use strict&quot;;
</del><span class="cx">     var ErrorHandler = (function () {
</span><span class="cx">         function ErrorHandler() {
</span><span class="cx">             this.errors = [];
</span><span class="cx">             this.tolerant = false;
</span><span class="cx">         }
</span><del>-        ;
</del><span class="cx">         ErrorHandler.prototype.recordError = function (error) {
</span><span class="cx">             this.errors.push(error);
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         ErrorHandler.prototype.tolerate = function (error) {
</span><span class="cx">             if (this.tolerant) {
</span><span class="cx">                 this.recordError(error);
</span><span class="lines">@@ -3589,7 +5064,6 @@
</span><span class="cx">                 throw error;
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         ErrorHandler.prototype.constructError = function (msg, column) {
</span><span class="cx">             var error = new Error(msg);
</span><span class="cx">             try {
</span><span class="lines">@@ -3602,13 +5076,9 @@
</span><span class="cx">                     Object.defineProperty(error, 'column', { value: column });
</span><span class="cx">                 }
</span><span class="cx">             }
</span><del>-            finally {
-                return error;
-            }
</del><span class="cx">             /* istanbul ignore next */
</span><span class="cx">             return error;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         ErrorHandler.prototype.createError = function (index, line, col, description) {
</span><span class="cx">             var msg = 'Line ' + line + ': ' + description;
</span><span class="cx">             var error = this.constructError(msg, col);
</span><span class="lines">@@ -3617,11 +5087,9 @@
</span><span class="cx">             error.description = description;
</span><span class="cx">             return error;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         ErrorHandler.prototype.throwError = function (index, line, col, description) {
</span><span class="cx">             throw this.createError(index, line, col, description);
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         ErrorHandler.prototype.tolerateError = function (index, line, col, description) {
</span><span class="cx">             var error = this.createError(index, line, col, description);
</span><span class="cx">             if (this.tolerant) {
</span><span class="lines">@@ -3631,7 +5099,6 @@
</span><span class="cx">                 throw error;
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         return ErrorHandler;
</span><span class="cx">     }());
</span><span class="cx">     exports.ErrorHandler = ErrorHandler;
</span><span class="lines">@@ -3638,46 +5105,84 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 7 */
</del><ins>+/* 11 */
</ins><span class="cx"> /***/ function(module, exports) {
</span><span class="cx"> 
</span><span class="cx">     &quot;use strict&quot;;
</span><del>-    (function (Token) {
-        Token[Token[&quot;BooleanLiteral&quot;] = 1] = &quot;BooleanLiteral&quot;;
-        Token[Token[&quot;EOF&quot;] = 2] = &quot;EOF&quot;;
-        Token[Token[&quot;Identifier&quot;] = 3] = &quot;Identifier&quot;;
-        Token[Token[&quot;Keyword&quot;] = 4] = &quot;Keyword&quot;;
-        Token[Token[&quot;NullLiteral&quot;] = 5] = &quot;NullLiteral&quot;;
-        Token[Token[&quot;NumericLiteral&quot;] = 6] = &quot;NumericLiteral&quot;;
-        Token[Token[&quot;Punctuator&quot;] = 7] = &quot;Punctuator&quot;;
-        Token[Token[&quot;StringLiteral&quot;] = 8] = &quot;StringLiteral&quot;;
-        Token[Token[&quot;RegularExpression&quot;] = 9] = &quot;RegularExpression&quot;;
-        Token[Token[&quot;Template&quot;] = 10] = &quot;Template&quot;;
-    })(exports.Token || (exports.Token = {}));
-    var Token = exports.Token;
-    ;
-    exports.TokenName = {};
-    exports.TokenName[Token.BooleanLiteral] = 'Boolean';
-    exports.TokenName[Token.EOF] = '&lt;end&gt;';
-    exports.TokenName[Token.Identifier] = 'Identifier';
-    exports.TokenName[Token.Keyword] = 'Keyword';
-    exports.TokenName[Token.NullLiteral] = 'Null';
-    exports.TokenName[Token.NumericLiteral] = 'Numeric';
-    exports.TokenName[Token.Punctuator] = 'Punctuator';
-    exports.TokenName[Token.StringLiteral] = 'String';
-    exports.TokenName[Token.RegularExpression] = 'RegularExpression';
-    exports.TokenName[Token.Template] = 'Template';
</del><ins>+    // Error messages should be identical to V8.
+    exports.Messages = {
+        BadImportCallArity: 'Unexpected token',
+        BadGetterArity: 'Getter must not have any formal parameters',
+        BadSetterArity: 'Setter must have exactly one formal parameter',
+        BadSetterRestParameter: 'Setter function argument must not be a rest parameter',
+        ConstructorIsAsync: 'Class constructor may not be an async method',
+        ConstructorSpecialMethod: 'Class constructor may not be an accessor',
+        DeclarationMissingInitializer: 'Missing initializer in %0 declaration',
+        DefaultRestParameter: 'Unexpected token =',
+        DefaultRestProperty: 'Unexpected token =',
+        DuplicateBinding: 'Duplicate binding %0',
+        DuplicateConstructor: 'A class may only have one constructor',
+        DuplicateProtoProperty: 'Duplicate __proto__ fields are not allowed in object literals',
+        ForInOfLoopInitializer: '%0 loop variable declaration may not have an initializer',
+        GeneratorInLegacyContext: 'Generator declarations are not allowed in legacy contexts',
+        IllegalBreak: 'Illegal break statement',
+        IllegalContinue: 'Illegal continue statement',
+        IllegalExportDeclaration: 'Unexpected token',
+        IllegalImportDeclaration: 'Unexpected token',
+        IllegalLanguageModeDirective: 'Illegal \'use strict\' directive in function with non-simple parameter list',
+        IllegalReturn: 'Illegal return statement',
+        InvalidEscapedReservedWord: 'Keyword must not contain escaped characters',
+        InvalidHexEscapeSequence: 'Invalid hexadecimal escape sequence',
+        InvalidLHSInAssignment: 'Invalid left-hand side in assignment',
+        InvalidLHSInForIn: 'Invalid left-hand side in for-in',
+        InvalidLHSInForLoop: 'Invalid left-hand side in for-loop',
+        InvalidModuleSpecifier: 'Unexpected token',
+        InvalidRegExp: 'Invalid regular expression',
+        LetInLexicalBinding: 'let is disallowed as a lexically bound name',
+        MissingFromClause: 'Unexpected token',
+        MultipleDefaultsInSwitch: 'More than one default clause in switch statement',
+        NewlineAfterThrow: 'Illegal newline after throw',
+        NoAsAfterImportNamespace: 'Unexpected token',
+        NoCatchOrFinally: 'Missing catch or finally after try',
+        ParameterAfterRestParameter: 'Rest parameter must be last formal parameter',
+        PropertyAfterRestProperty: 'Unexpected token',
+        Redeclaration: '%0 \'%1\' has already been declared',
+        StaticPrototype: 'Classes may not have static property named prototype',
+        StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode',
+        StrictDelete: 'Delete of an unqualified identifier in strict mode.',
+        StrictFunction: 'In strict mode code, functions can only be declared at top level or inside a block',
+        StrictFunctionName: 'Function name may not be eval or arguments in strict mode',
+        StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode',
+        StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode',
+        StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode',
+        StrictModeWith: 'Strict mode code may not include a with statement',
+        StrictOctalLiteral: 'Octal literals are not allowed in strict mode.',
+        StrictParamDupe: 'Strict mode function may not have duplicate parameter names',
+        StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode',
+        StrictReservedWord: 'Use of future reserved word in strict mode',
+        StrictVarName: 'Variable name may not be eval or arguments in strict mode',
+        TemplateOctalLiteral: 'Octal literals are not allowed in template strings.',
+        UnexpectedEOS: 'Unexpected end of input',
+        UnexpectedIdentifier: 'Unexpected identifier',
+        UnexpectedNumber: 'Unexpected number',
+        UnexpectedReserved: 'Unexpected reserved word',
+        UnexpectedString: 'Unexpected string',
+        UnexpectedTemplate: 'Unexpected quasi %0',
+        UnexpectedToken: 'Unexpected token %0',
+        UnexpectedTokenIllegal: 'Unexpected token ILLEGAL',
+        UnknownLabel: 'Undefined label \'%0\'',
+        UnterminatedRegExp: 'Invalid regular expression: missing /'
+    };
</ins><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 8 */
</del><ins>+/* 12 */
</ins><span class="cx"> /***/ function(module, exports, __webpack_require__) {
</span><span class="cx"> 
</span><span class="cx">     &quot;use strict&quot;;
</span><del>-    var assert_1 = __webpack_require__(4);
-    var messages_1 = __webpack_require__(5);
-    var character_1 = __webpack_require__(9);
-    var token_1 = __webpack_require__(7);
</del><ins>+    var assert_1 = __webpack_require__(9);
+    var character_1 = __webpack_require__(4);
+    var messages_1 = __webpack_require__(11);
</ins><span class="cx">     function hexValue(ch) {
</span><span class="cx">         return '0123456789abcdef'.indexOf(ch.toLowerCase());
</span><span class="cx">     }
</span><span class="lines">@@ -3695,21 +5200,30 @@
</span><span class="cx">             this.lineStart = 0;
</span><span class="cx">             this.curlyStack = [];
</span><span class="cx">         }
</span><del>-        ;
</del><ins>+        Scanner.prototype.saveState = function () {
+            return {
+                index: this.index,
+                lineNumber: this.lineNumber,
+                lineStart: this.lineStart
+            };
+        };
+        Scanner.prototype.restoreState = function (state) {
+            this.index = state.index;
+            this.lineNumber = state.lineNumber;
+            this.lineStart = state.lineStart;
+        };
</ins><span class="cx">         Scanner.prototype.eof = function () {
</span><span class="cx">             return this.index &gt;= this.length;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.throwUnexpectedToken = function (message) {
</span><span class="cx">             if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; }
</span><del>-            this.errorHandler.throwError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);
</del><ins>+            return this.errorHandler.throwError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);
</ins><span class="cx">         };
</span><del>-        ;
-        Scanner.prototype.tolerateUnexpectedToken = function () {
-            this.errorHandler.tolerateError(this.index, this.lineNumber, this.index - this.lineStart + 1, messages_1.Messages.UnexpectedTokenIllegal);
</del><ins>+        Scanner.prototype.tolerateUnexpectedToken = function (message) {
+            if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; }
+            this.errorHandler.tolerateError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);
</ins><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.4 Comments
</del><ins>+        // https://tc39.github.io/ecma262/#sec-comments
</ins><span class="cx">         Scanner.prototype.skipSingleLineComment = function (offset) {
</span><span class="cx">             var comments = [];
</span><span class="cx">             var start, loc;
</span><span class="lines">@@ -3764,7 +5278,6 @@
</span><span class="cx">             }
</span><span class="cx">             return comments;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.skipMultiLineComment = function () {
</span><span class="cx">             var comments = [];
</span><span class="cx">             var start, loc;
</span><span class="lines">@@ -3831,7 +5344,6 @@
</span><span class="cx">             this.tolerateUnexpectedToken();
</span><span class="cx">             return comments;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanComments = function () {
</span><span class="cx">             var comments;
</span><span class="cx">             if (this.trackComment) {
</span><span class="lines">@@ -3905,8 +5417,7 @@
</span><span class="cx">             }
</span><span class="cx">             return comments;
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.6.2.2 Future Reserved Words
</del><ins>+        // https://tc39.github.io/ecma262/#sec-future-reserved-words
</ins><span class="cx">         Scanner.prototype.isFutureReservedWord = function (id) {
</span><span class="cx">             switch (id) {
</span><span class="cx">                 case 'enum':
</span><span class="lines">@@ -3918,7 +5429,6 @@
</span><span class="cx">                     return false;
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.isStrictModeReservedWord = function (id) {
</span><span class="cx">             switch (id) {
</span><span class="cx">                 case 'implements':
</span><span class="lines">@@ -3935,12 +5445,10 @@
</span><span class="cx">                     return false;
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.isRestrictedWord = function (id) {
</span><span class="cx">             return id === 'eval' || id === 'arguments';
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.6.2.1 Keywords
</del><ins>+        // https://tc39.github.io/ecma262/#sec-keywords
</ins><span class="cx">         Scanner.prototype.isKeyword = function (id) {
</span><span class="cx">             switch (id.length) {
</span><span class="cx">                 case 2:
</span><span class="lines">@@ -3968,7 +5476,6 @@
</span><span class="cx">                     return false;
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.codePointAt = function (i) {
</span><span class="cx">             var cp = this.source.charCodeAt(i);
</span><span class="cx">             if (cp &gt;= 0xD800 &amp;&amp; cp &lt;= 0xDBFF) {
</span><span class="lines">@@ -3980,7 +5487,6 @@
</span><span class="cx">             }
</span><span class="cx">             return cp;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanHexEscape = function (prefix) {
</span><span class="cx">             var len = (prefix === 'u') ? 4 : 2;
</span><span class="cx">             var code = 0;
</span><span class="lines">@@ -3989,12 +5495,11 @@
</span><span class="cx">                     code = code * 16 + hexValue(this.source[this.index++]);
</span><span class="cx">                 }
</span><span class="cx">                 else {
</span><del>-                    return '';
</del><ins>+                    return null;
</ins><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">             return String.fromCharCode(code);
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanUnicodeCodePointEscape = function () {
</span><span class="cx">             var ch = this.source[this.index];
</span><span class="cx">             var code = 0;
</span><span class="lines">@@ -4014,7 +5519,6 @@
</span><span class="cx">             }
</span><span class="cx">             return character_1.Character.fromCodePoint(code);
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.getIdentifier = function () {
</span><span class="cx">             var start = this.index++;
</span><span class="cx">             while (!this.eof()) {
</span><span class="lines">@@ -4038,7 +5542,6 @@
</span><span class="cx">             }
</span><span class="cx">             return this.source.slice(start, this.index);
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.getComplexIdentifier = function () {
</span><span class="cx">             var cp = this.codePointAt(this.index);
</span><span class="cx">             var id = character_1.Character.fromCodePoint(cp);
</span><span class="lines">@@ -4056,8 +5559,7 @@
</span><span class="cx">                 }
</span><span class="cx">                 else {
</span><span class="cx">                     ch = this.scanHexEscape('u');
</span><del>-                    cp = ch.charCodeAt(0);
-                    if (!ch || ch === '\\' || !character_1.Character.isIdentifierStart(cp)) {
</del><ins>+                    if (ch === null || ch === '\\' || !character_1.Character.isIdentifierStart(ch.charCodeAt(0))) {
</ins><span class="cx">                         this.throwUnexpectedToken();
</span><span class="cx">                     }
</span><span class="cx">                 }
</span><span class="lines">@@ -4084,8 +5586,7 @@
</span><span class="cx">                     }
</span><span class="cx">                     else {
</span><span class="cx">                         ch = this.scanHexEscape('u');
</span><del>-                        cp = ch.charCodeAt(0);
-                        if (!ch || ch === '\\' || !character_1.Character.isIdentifierPart(cp)) {
</del><ins>+                        if (ch === null || ch === '\\' || !character_1.Character.isIdentifierPart(ch.charCodeAt(0))) {
</ins><span class="cx">                             this.throwUnexpectedToken();
</span><span class="cx">                         }
</span><span class="cx">                     }
</span><span class="lines">@@ -4094,7 +5595,6 @@
</span><span class="cx">             }
</span><span class="cx">             return id;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.octalToDecimal = function (ch) {
</span><span class="cx">             // \0 is not octal escape sequence
</span><span class="cx">             var octal = (ch !== '0');
</span><span class="lines">@@ -4113,8 +5613,7 @@
</span><span class="cx">                 octal: octal
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.6 Names and Keywords
</del><ins>+        // https://tc39.github.io/ecma262/#sec-names-and-keywords
</ins><span class="cx">         Scanner.prototype.scanIdentifier = function () {
</span><span class="cx">             var type;
</span><span class="cx">             var start = this.index;
</span><span class="lines">@@ -4123,20 +5622,26 @@
</span><span class="cx">             // There is no keyword or literal with only one character.
</span><span class="cx">             // Thus, it must be an identifier.
</span><span class="cx">             if (id.length === 1) {
</span><del>-                type = token_1.Token.Identifier;
</del><ins>+                type = 3 /* Identifier */;
</ins><span class="cx">             }
</span><span class="cx">             else if (this.isKeyword(id)) {
</span><del>-                type = token_1.Token.Keyword;
</del><ins>+                type = 4 /* Keyword */;
</ins><span class="cx">             }
</span><span class="cx">             else if (id === 'null') {
</span><del>-                type = token_1.Token.NullLiteral;
</del><ins>+                type = 5 /* NullLiteral */;
</ins><span class="cx">             }
</span><span class="cx">             else if (id === 'true' || id === 'false') {
</span><del>-                type = token_1.Token.BooleanLiteral;
</del><ins>+                type = 1 /* BooleanLiteral */;
</ins><span class="cx">             }
</span><span class="cx">             else {
</span><del>-                type = token_1.Token.Identifier;
</del><ins>+                type = 3 /* Identifier */;
</ins><span class="cx">             }
</span><ins>+            if (type !== 3 /* Identifier */ &amp;&amp; (start + id.length !== this.index)) {
+                var restore = this.index;
+                this.index = start;
+                this.tolerateUnexpectedToken(messages_1.Messages.InvalidEscapedReservedWord);
+                this.index = restore;
+            }
</ins><span class="cx">             return {
</span><span class="cx">                 type: type,
</span><span class="cx">                 value: id,
</span><span class="lines">@@ -4146,17 +5651,9 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.7 Punctuators
</del><ins>+        // https://tc39.github.io/ecma262/#sec-punctuators
</ins><span class="cx">         Scanner.prototype.scanPunctuator = function () {
</span><del>-            var token = {
-                type: token_1.Token.Punctuator,
-                value: '',
-                lineNumber: this.lineNumber,
-                lineStart: this.lineStart,
-                start: this.index,
-                end: this.index
-            };
</del><ins>+            var start = this.index;
</ins><span class="cx">             // Check for most common single-character punctuators.
</span><span class="cx">             var str = this.source[this.index];
</span><span class="cx">             switch (str) {
</span><span class="lines">@@ -4222,24 +5719,28 @@
</span><span class="cx">                         }
</span><span class="cx">                     }
</span><span class="cx">             }
</span><del>-            if (this.index === token.start) {
</del><ins>+            if (this.index === start) {
</ins><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><del>-            token.end = this.index;
-            token.value = str;
-            return token;
</del><ins>+            return {
+                type: 7 /* Punctuator */,
+                value: str,
+                lineNumber: this.lineNumber,
+                lineStart: this.lineStart,
+                start: start,
+                end: this.index
+            };
</ins><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.8.3 Numeric Literals
</del><ins>+        // https://tc39.github.io/ecma262/#sec-literals-numeric-literals
</ins><span class="cx">         Scanner.prototype.scanHexLiteral = function (start) {
</span><del>-            var number = '';
</del><ins>+            var num = '';
</ins><span class="cx">             while (!this.eof()) {
</span><span class="cx">                 if (!character_1.Character.isHexDigit(this.source.charCodeAt(this.index))) {
</span><span class="cx">                     break;
</span><span class="cx">                 }
</span><del>-                number += this.source[this.index++];
</del><ins>+                num += this.source[this.index++];
</ins><span class="cx">             }
</span><del>-            if (number.length === 0) {
</del><ins>+            if (num.length === 0) {
</ins><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="cx">             if (character_1.Character.isIdentifierStart(this.source.charCodeAt(this.index))) {
</span><span class="lines">@@ -4246,8 +5747,8 @@
</span><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="cx">             return {
</span><del>-                type: token_1.Token.NumericLiteral,
-                value: parseInt('0x' + number, 16),
</del><ins>+                type: 6 /* NumericLiteral */,
+                value: parseInt('0x' + num, 16),
</ins><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="cx">                 lineStart: this.lineStart,
</span><span class="cx">                 start: start,
</span><span class="lines">@@ -4254,9 +5755,8 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanBinaryLiteral = function (start) {
</span><del>-            var number = '';
</del><ins>+            var num = '';
</ins><span class="cx">             var ch;
</span><span class="cx">             while (!this.eof()) {
</span><span class="cx">                 ch = this.source[this.index];
</span><span class="lines">@@ -4263,9 +5763,9 @@
</span><span class="cx">                 if (ch !== '0' &amp;&amp; ch !== '1') {
</span><span class="cx">                     break;
</span><span class="cx">                 }
</span><del>-                number += this.source[this.index++];
</del><ins>+                num += this.source[this.index++];
</ins><span class="cx">             }
</span><del>-            if (number.length === 0) {
</del><ins>+            if (num.length === 0) {
</ins><span class="cx">                 // only 0b or 0B
</span><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="lines">@@ -4277,8 +5777,8 @@
</span><span class="cx">                 }
</span><span class="cx">             }
</span><span class="cx">             return {
</span><del>-                type: token_1.Token.NumericLiteral,
-                value: parseInt(number, 2),
</del><ins>+                type: 6 /* NumericLiteral */,
+                value: parseInt(num, 2),
</ins><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="cx">                 lineStart: this.lineStart,
</span><span class="cx">                 start: start,
</span><span class="lines">@@ -4285,13 +5785,12 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanOctalLiteral = function (prefix, start) {
</span><del>-            var number = '';
</del><ins>+            var num = '';
</ins><span class="cx">             var octal = false;
</span><span class="cx">             if (character_1.Character.isOctalDigit(prefix.charCodeAt(0))) {
</span><span class="cx">                 octal = true;
</span><del>-                number = '0' + this.source[this.index++];
</del><ins>+                num = '0' + this.source[this.index++];
</ins><span class="cx">             }
</span><span class="cx">             else {
</span><span class="cx">                 ++this.index;
</span><span class="lines">@@ -4300,9 +5799,9 @@
</span><span class="cx">                 if (!character_1.Character.isOctalDigit(this.source.charCodeAt(this.index))) {
</span><span class="cx">                     break;
</span><span class="cx">                 }
</span><del>-                number += this.source[this.index++];
</del><ins>+                num += this.source[this.index++];
</ins><span class="cx">             }
</span><del>-            if (!octal &amp;&amp; number.length === 0) {
</del><ins>+            if (!octal &amp;&amp; num.length === 0) {
</ins><span class="cx">                 // only 0o or 0O
</span><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="lines">@@ -4310,8 +5809,8 @@
</span><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="cx">             return {
</span><del>-                type: token_1.Token.NumericLiteral,
-                value: parseInt(number, 8),
</del><ins>+                type: 6 /* NumericLiteral */,
+                value: parseInt(num, 8),
</ins><span class="cx">                 octal: octal,
</span><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="cx">                 lineStart: this.lineStart,
</span><span class="lines">@@ -4319,7 +5818,6 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.isImplicitOctalLiteral = function () {
</span><span class="cx">             // Implicit octal, unless there is a non-octal digit.
</span><span class="cx">             // (Annex B.1.1 on Numeric Literals)
</span><span class="lines">@@ -4334,20 +5832,19 @@
</span><span class="cx">             }
</span><span class="cx">             return true;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanNumericLiteral = function () {
</span><span class="cx">             var start = this.index;
</span><span class="cx">             var ch = this.source[start];
</span><span class="cx">             assert_1.assert(character_1.Character.isDecimalDigit(ch.charCodeAt(0)) || (ch === '.'), 'Numeric literal must start with a decimal digit or a decimal point');
</span><del>-            var number = '';
</del><ins>+            var num = '';
</ins><span class="cx">             if (ch !== '.') {
</span><del>-                number = this.source[this.index++];
</del><ins>+                num = this.source[this.index++];
</ins><span class="cx">                 ch = this.source[this.index];
</span><span class="cx">                 // Hex number starts with '0x'.
</span><span class="cx">                 // Octal number starts with '0'.
</span><span class="cx">                 // Octal number in ES6 starts with '0o'.
</span><span class="cx">                 // Binary number in ES6 starts with '0b'.
</span><del>-                if (number === '0') {
</del><ins>+                if (num === '0') {
</ins><span class="cx">                     if (ch === 'x' || ch === 'X') {
</span><span class="cx">                         ++this.index;
</span><span class="cx">                         return this.scanHexLiteral(start);
</span><span class="lines">@@ -4366,26 +5863,26 @@
</span><span class="cx">                     }
</span><span class="cx">                 }
</span><span class="cx">                 while (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
</span><del>-                    number += this.source[this.index++];
</del><ins>+                    num += this.source[this.index++];
</ins><span class="cx">                 }
</span><span class="cx">                 ch = this.source[this.index];
</span><span class="cx">             }
</span><span class="cx">             if (ch === '.') {
</span><del>-                number += this.source[this.index++];
</del><ins>+                num += this.source[this.index++];
</ins><span class="cx">                 while (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
</span><del>-                    number += this.source[this.index++];
</del><ins>+                    num += this.source[this.index++];
</ins><span class="cx">                 }
</span><span class="cx">                 ch = this.source[this.index];
</span><span class="cx">             }
</span><span class="cx">             if (ch === 'e' || ch === 'E') {
</span><del>-                number += this.source[this.index++];
</del><ins>+                num += this.source[this.index++];
</ins><span class="cx">                 ch = this.source[this.index];
</span><span class="cx">                 if (ch === '+' || ch === '-') {
</span><del>-                    number += this.source[this.index++];
</del><ins>+                    num += this.source[this.index++];
</ins><span class="cx">                 }
</span><span class="cx">                 if (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
</span><span class="cx">                     while (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
</span><del>-                        number += this.source[this.index++];
</del><ins>+                        num += this.source[this.index++];
</ins><span class="cx">                     }
</span><span class="cx">                 }
</span><span class="cx">                 else {
</span><span class="lines">@@ -4396,8 +5893,8 @@
</span><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="cx">             return {
</span><del>-                type: token_1.Token.NumericLiteral,
-                value: parseFloat(number),
</del><ins>+                type: 6 /* NumericLiteral */,
+                value: parseFloat(num),
</ins><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="cx">                 lineStart: this.lineStart,
</span><span class="cx">                 start: start,
</span><span class="lines">@@ -4404,8 +5901,7 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.8.4 String Literals
</del><ins>+        // https://tc39.github.io/ecma262/#sec-literals-string-literals
</ins><span class="cx">         Scanner.prototype.scanStringLiteral = function () {
</span><span class="cx">             var start = this.index;
</span><span class="cx">             var quote = this.source[start];
</span><span class="lines">@@ -4424,19 +5920,25 @@
</span><span class="cx">                     if (!ch || !character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
</span><span class="cx">                         switch (ch) {
</span><span class="cx">                             case 'u':
</span><del>-                            case 'x':
</del><span class="cx">                                 if (this.source[this.index] === '{') {
</span><span class="cx">                                     ++this.index;
</span><span class="cx">                                     str += this.scanUnicodeCodePointEscape();
</span><span class="cx">                                 }
</span><span class="cx">                                 else {
</span><del>-                                    var unescaped = this.scanHexEscape(ch);
-                                    if (!unescaped) {
</del><ins>+                                    var unescaped_1 = this.scanHexEscape(ch);
+                                    if (unescaped_1 === null) {
</ins><span class="cx">                                         this.throwUnexpectedToken();
</span><span class="cx">                                     }
</span><del>-                                    str += unescaped;
</del><ins>+                                    str += unescaped_1;
</ins><span class="cx">                                 }
</span><span class="cx">                                 break;
</span><ins>+                            case 'x':
+                                var unescaped = this.scanHexEscape(ch);
+                                if (unescaped === null) {
+                                    this.throwUnexpectedToken(messages_1.Messages.InvalidHexEscapeSequence);
+                                }
+                                str += unescaped;
+                                break;
</ins><span class="cx">                             case 'n':
</span><span class="cx">                                 str += '\n';
</span><span class="cx">                                 break;
</span><span class="lines">@@ -4492,7 +5994,7 @@
</span><span class="cx">                 this.throwUnexpectedToken();
</span><span class="cx">             }
</span><span class="cx">             return {
</span><del>-                type: token_1.Token.StringLiteral,
</del><ins>+                type: 8 /* StringLiteral */,
</ins><span class="cx">                 value: str,
</span><span class="cx">                 octal: octal,
</span><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="lines">@@ -4501,8 +6003,7 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.8.6 Template Literal Lexical Components
</del><ins>+        // https://tc39.github.io/ecma262/#sec-template-literal-lexical-components
</ins><span class="cx">         Scanner.prototype.scanTemplate = function () {
</span><span class="cx">             var cooked = '';
</span><span class="cx">             var terminated = false;
</span><span class="lines">@@ -4542,7 +6043,6 @@
</span><span class="cx">                                 cooked += '\t';
</span><span class="cx">                                 break;
</span><span class="cx">                             case 'u':
</span><del>-                            case 'x':
</del><span class="cx">                                 if (this.source[this.index] === '{') {
</span><span class="cx">                                     ++this.index;
</span><span class="cx">                                     cooked += this.scanUnicodeCodePointEscape();
</span><span class="lines">@@ -4549,9 +6049,9 @@
</span><span class="cx">                                 }
</span><span class="cx">                                 else {
</span><span class="cx">                                     var restore = this.index;
</span><del>-                                    var unescaped = this.scanHexEscape(ch);
-                                    if (unescaped) {
-                                        cooked += unescaped;
</del><ins>+                                    var unescaped_2 = this.scanHexEscape(ch);
+                                    if (unescaped_2 !== null) {
+                                        cooked += unescaped_2;
</ins><span class="cx">                                     }
</span><span class="cx">                                     else {
</span><span class="cx">                                         this.index = restore;
</span><span class="lines">@@ -4559,6 +6059,13 @@
</span><span class="cx">                                     }
</span><span class="cx">                                 }
</span><span class="cx">                                 break;
</span><ins>+                            case 'x':
+                                var unescaped = this.scanHexEscape(ch);
+                                if (unescaped === null) {
+                                    this.throwUnexpectedToken(messages_1.Messages.InvalidHexEscapeSequence);
+                                }
+                                cooked += unescaped;
+                                break;
</ins><span class="cx">                             case 'b':
</span><span class="cx">                                 cooked += '\b';
</span><span class="cx">                                 break;
</span><span class="lines">@@ -4613,11 +6120,9 @@
</span><span class="cx">                 this.curlyStack.pop();
</span><span class="cx">             }
</span><span class="cx">             return {
</span><del>-                type: token_1.Token.Template,
-                value: {
-                    cooked: cooked,
-                    raw: this.source.slice(start + 1, this.index - rawOffset)
-                },
</del><ins>+                type: 10 /* Template */,
+                value: this.source.slice(start + 1, this.index - rawOffset),
+                cooked: cooked,
</ins><span class="cx">                 head: head,
</span><span class="cx">                 tail: tail,
</span><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="lines">@@ -4626,8 +6131,7 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
-        // ECMA-262 11.8.5 Regular Expression Literals
</del><ins>+        // https://tc39.github.io/ecma262/#sec-literals-regular-expression-literals
</ins><span class="cx">         Scanner.prototype.testRegExp = function (pattern, flags) {
</span><span class="cx">             // The BMP character to use as a replacement for astral symbols when
</span><span class="cx">             // translating an ES6 &quot;u&quot;-flagged pattern to an ES5-compatible
</span><span class="lines">@@ -4670,7 +6174,6 @@
</span><span class="cx">                 return null;
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanRegExpBody = function () {
</span><span class="cx">             var ch = this.source[this.index];
</span><span class="cx">             assert_1.assert(ch === '/', 'Regular expression literal must start with a slash');
</span><span class="lines">@@ -4682,7 +6185,7 @@
</span><span class="cx">                 str += ch;
</span><span class="cx">                 if (ch === '\\') {
</span><span class="cx">                     ch = this.source[this.index++];
</span><del>-                    // ECMA-262 7.8.5
</del><ins>+                    // https://tc39.github.io/ecma262/#sec-literals-regular-expression-literals
</ins><span class="cx">                     if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
</span><span class="cx">                         this.throwUnexpectedToken(messages_1.Messages.UnterminatedRegExp);
</span><span class="cx">                     }
</span><span class="lines">@@ -4710,13 +6213,8 @@
</span><span class="cx">                 this.throwUnexpectedToken(messages_1.Messages.UnterminatedRegExp);
</span><span class="cx">             }
</span><span class="cx">             // Exclude leading and trailing slash.
</span><del>-            var body = str.substr(1, str.length - 2);
-            return {
-                value: body,
-                literal: str
-            };
</del><ins>+            return str.substr(1, str.length - 2);
</ins><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanRegExpFlags = function () {
</span><span class="cx">             var str = '';
</span><span class="cx">             var flags = '';
</span><span class="lines">@@ -4731,9 +6229,9 @@
</span><span class="cx">                     if (ch === 'u') {
</span><span class="cx">                         ++this.index;
</span><span class="cx">                         var restore = this.index;
</span><del>-                        ch = this.scanHexEscape('u');
-                        if (ch) {
-                            flags += ch;
</del><ins>+                        var char = this.scanHexEscape('u');
+                        if (char !== null) {
+                            flags += char;
</ins><span class="cx">                             for (str += '\\u'; restore &lt; this.index; ++restore) {
</span><span class="cx">                                 str += this.source[restore];
</span><span class="cx">                             }
</span><span class="lines">@@ -4755,25 +6253,19 @@
</span><span class="cx">                     str += ch;
</span><span class="cx">                 }
</span><span class="cx">             }
</span><del>-            return {
-                value: flags,
-                literal: str
-            };
</del><ins>+            return flags;
</ins><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.scanRegExp = function () {
</span><span class="cx">             var start = this.index;
</span><del>-            var body = this.scanRegExpBody();
</del><ins>+            var pattern = this.scanRegExpBody();
</ins><span class="cx">             var flags = this.scanRegExpFlags();
</span><del>-            var value = this.testRegExp(body.value, flags.value);
</del><ins>+            var value = this.testRegExp(pattern, flags);
</ins><span class="cx">             return {
</span><del>-                type: token_1.Token.RegularExpression,
-                value: value,
-                literal: body.literal + flags.literal,
-                regex: {
-                    pattern: body.value,
-                    flags: flags.value
-                },
</del><ins>+                type: 9 /* RegularExpression */,
+                value: '',
+                pattern: pattern,
+                flags: flags,
+                regex: value,
</ins><span class="cx">                 lineNumber: this.lineNumber,
</span><span class="cx">                 lineStart: this.lineStart,
</span><span class="cx">                 start: start,
</span><span class="lines">@@ -4780,11 +6272,11 @@
</span><span class="cx">                 end: this.index
</span><span class="cx">             };
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Scanner.prototype.lex = function () {
</span><span class="cx">             if (this.eof()) {
</span><span class="cx">                 return {
</span><del>-                    type: token_1.Token.EOF,
</del><ins>+                    type: 2 /* EOF */,
+                    value: '',
</ins><span class="cx">                     lineNumber: this.lineNumber,
</span><span class="cx">                     lineStart: this.lineStart,
</span><span class="cx">                     start: this.index,
</span><span class="lines">@@ -4827,7 +6319,6 @@
</span><span class="cx">             }
</span><span class="cx">             return this.scanPunctuator();
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         return Scanner;
</span><span class="cx">     }());
</span><span class="cx">     exports.Scanner = Scanner;
</span><span class="lines">@@ -4834,1283 +6325,26 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 9 */
</del><ins>+/* 13 */
</ins><span class="cx"> /***/ function(module, exports) {
</span><span class="cx"> 
</span><span class="cx">     &quot;use strict&quot;;
</span><del>-    // See also tools/generate-unicode-regex.js.
-    var Regex = {
-        // Unicode v8.0.0 NonAsciiIdentifierStart:
-        NonAsciiIdentifierStart: /[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u05D0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0-\u08B4\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5
 C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C60\u0C61\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D5F-\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C
 5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1877\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1CE9-\u1CEC\u1CEE-\u1CF1\u1CF5\u1CF6\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D0
 0-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309B-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FD5\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7AD\uA7B0-\uA7B7\uA7F7-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA8FD\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uA9E0-\uA9E4\uA9E6-\uA9EF\uA9FA-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB65\uAB70-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB
 \uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD40-\uDD74\uDE80-\uDE9C\uDEA0-\uDED0\uDF00-\uDF1F\uDF30-\uDF4A\uDF50-\uDF75\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00\uDE10-\uDE13\uDE15-\uDE17\uDE19-\uDE33\uDE60-\uDE7C\uDE80-\uDE9C\uDEC0-\uDEC7\uDEC9-\uDEE4\uDF00-\uDF35\uDF40-\uDF55\uDF60-\uDF72\uDF80-\uDF91]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0
 -\uDCF2]|\uD804[\uDC03-\uDC37\uDC83-\uDCAF\uDCD0-\uDCE8\uDD03-\uDD26\uDD50-\uDD72\uDD76\uDD83-\uDDB2\uDDC1-\uDDC4\uDDDA\uDDDC\uDE00-\uDE11\uDE13-\uDE2B\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEDE\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3D\uDF50\uDF5D-\uDF61]|\uD805[\uDC80-\uDCAF\uDCC4\uDCC5\uDCC7\uDD80-\uDDAE\uDDD8-\uDDDB\uDE00-\uDE2F\uDE44\uDE80-\uDEAA\uDF00-\uDF19]|\uD806[\uDCA0-\uDCDF\uDCFF\uDEC0-\uDEF8]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDED0-\uDEED\uDF00-\uDF2F\uDF40-\uDF43\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDF00-\uDF44\uDF50\uDF93-\uDF9F]|\uD82C[\uDC00\uDC01]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD
 07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB]|\uD83A[\uDC00-\uDCC4]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1]|\uD87E[\uDC00-\uDE1D]/,
-        // Unicode v8.0.0 NonAsciiIdentifierPart:
-        NonAsciiIdentifierPart: /[\xAA\xB5\xB7\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0300-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u0483-\u0487\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u05D0-\u05EA\u05F0-\u05F2\u0610-\u061A\u0620-\u0669\u066E-\u06D3\u06D5-\u06DC\u06DF-\u06E8\u06EA-\u06FC\u06FF\u0710-\u074A\u074D-\u07B1\u07C0-\u07F5\u07FA\u0800-\u082D\u0840-\u085B\u08A0-\u08B4\u08E3-\u0963\u0966-\u096F\u0971-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09F1\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC
 -\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AEF\u0AF9\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B6F\u0B71\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BEF\u0C00-\u0C03\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58-\u0C5A\u0C60-\u0C63\u0C66-\u0C6F\u0C81-\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2\u0D01-\u0D03\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D57\u0D5F-\u0D63\u0D66-\u0D6F\u0D7A-\u0D7F\u0D82\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD
 4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2\u0DF3\u0E01-\u0E3A\u0E40-\u0E4E\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB9\u0EBB-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E-\u0F47\u0F49-\u0F6C\u0F71-\u0F84\u0F86-\u0F97\u0F99-\u0FBC\u0FC6\u1000-\u1049\u1050-\u109D\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u135F\u1369-\u1371\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176C\u176E-\u1770\u1772\u1773\u1780-\u17D3\u17D7\u17DC\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u1820-\u1877\u1880-\u18AA\u18B0-\u18F5\u1900-\u
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-    };
-    exports.Character = {
-        fromCodePoint: function (cp) {
-            return (cp &lt; 0x10000) ? String.fromCharCode(cp) :
-                String.fromCharCode(0xD800 + ((cp - 0x10000) &gt;&gt; 10)) +
-                    String.fromCharCode(0xDC00 + ((cp - 0x10000) &amp; 1023));
-        },
-        // ECMA-262 11.2 White Space
-        isWhiteSpace: function (cp) {
-            return (cp === 0x20) || (cp === 0x09) || (cp === 0x0B) || (cp === 0x0C) || (cp === 0xA0) ||
-                (cp &gt;= 0x1680 &amp;&amp; [0x1680, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(cp) &gt;= 0);
-        },
-        // ECMA-262 11.3 Line Terminators
-        isLineTerminator: function (cp) {
-            return (cp === 0x0A) || (cp === 0x0D) || (cp === 0x2028) || (cp === 0x2029);
-        },
-        // ECMA-262 11.6 Identifier Names and Identifiers
-        isIdentifierStart: function (cp) {
-            return (cp === 0x24) || (cp === 0x5F) ||
-                (cp &gt;= 0x41 &amp;&amp; cp &lt;= 0x5A) ||
-                (cp &gt;= 0x61 &amp;&amp; cp &lt;= 0x7A) ||
-                (cp === 0x5C) ||
-                ((cp &gt;= 0x80) &amp;&amp; Regex.NonAsciiIdentifierStart.test(exports.Character.fromCodePoint(cp)));
-        },
-        isIdentifierPart: function (cp) {
-            return (cp === 0x24) || (cp === 0x5F) ||
-                (cp &gt;= 0x41 &amp;&amp; cp &lt;= 0x5A) ||
-                (cp &gt;= 0x61 &amp;&amp; cp &lt;= 0x7A) ||
-                (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x39) ||
-                (cp === 0x5C) ||
-                ((cp &gt;= 0x80) &amp;&amp; Regex.NonAsciiIdentifierPart.test(exports.Character.fromCodePoint(cp)));
-        },
-        // ECMA-262 11.8.3 Numeric Literals
-        isDecimalDigit: function (cp) {
-            return (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x39); // 0..9
-        },
-        isHexDigit: function (cp) {
-            return (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x39) ||
-                (cp &gt;= 0x41 &amp;&amp; cp &lt;= 0x46) ||
-                (cp &gt;= 0x61 &amp;&amp; cp &lt;= 0x66); // a..f
-        },
-        isOctalDigit: function (cp) {
-            return (cp &gt;= 0x30 &amp;&amp; cp &lt;= 0x37); // 0..7
-        }
-    };
</del><ins>+    ;
+    exports.TokenName = {};
+    exports.TokenName[1 /* BooleanLiteral */] = 'Boolean';
+    exports.TokenName[2 /* EOF */] = '&lt;end&gt;';
+    exports.TokenName[3 /* Identifier */] = 'Identifier';
+    exports.TokenName[4 /* Keyword */] = 'Keyword';
+    exports.TokenName[5 /* NullLiteral */] = 'Null';
+    exports.TokenName[6 /* NumericLiteral */] = 'Numeric';
+    exports.TokenName[7 /* Punctuator */] = 'Punctuator';
+    exports.TokenName[8 /* StringLiteral */] = 'String';
+    exports.TokenName[9 /* RegularExpression */] = 'RegularExpression';
+    exports.TokenName[10 /* Template */] = 'Template';
</ins><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 10 */
-/***/ function(module, exports, __webpack_require__) {
-
-    &quot;use strict&quot;;
-    var syntax_1 = __webpack_require__(2);
-    var ArrayExpression = (function () {
-        function ArrayExpression(elements) {
-            this.type = syntax_1.Syntax.ArrayExpression;
-            this.elements = elements;
-        }
-        return ArrayExpression;
-    }());
-    exports.ArrayExpression = ArrayExpression;
-    var ArrayPattern = (function () {
-        function ArrayPattern(elements) {
-            this.type = syntax_1.Syntax.ArrayPattern;
-            this.elements = elements;
-        }
-        return ArrayPattern;
-    }());
-    exports.ArrayPattern = ArrayPattern;
-    var ArrowFunctionExpression = (function () {
-        function ArrowFunctionExpression(params, body, expression) {
-            this.type = syntax_1.Syntax.ArrowFunctionExpression;
-            this.id = null;
-            this.params = params;
-            this.body = body;
-            this.generator = false;
-            this.expression = expression;
-            this.async = false;
-        }
-        return ArrowFunctionExpression;
-    }());
-    exports.ArrowFunctionExpression = ArrowFunctionExpression;
-    var AssignmentExpression = (function () {
-        function AssignmentExpression(operator, left, right) {
-            this.type = syntax_1.Syntax.AssignmentExpression;
-            this.operator = operator;
-            this.left = left;
-            this.right = right;
-        }
-        return AssignmentExpression;
-    }());
-    exports.AssignmentExpression = AssignmentExpression;
-    var AssignmentPattern = (function () {
-        function AssignmentPattern(left, right) {
-            this.type = syntax_1.Syntax.AssignmentPattern;
-            this.left = left;
-            this.right = right;
-        }
-        return AssignmentPattern;
-    }());
-    exports.AssignmentPattern = AssignmentPattern;
-    var AsyncArrowFunctionExpression = (function () {
-        function AsyncArrowFunctionExpression(params, body, expression) {
-            this.type = syntax_1.Syntax.ArrowFunctionExpression;
-            this.id = null;
-            this.params = params;
-            this.body = body;
-            this.generator = false;
-            this.expression = expression;
-            this.async = true;
-        }
-        return AsyncArrowFunctionExpression;
-    }());
-    exports.AsyncArrowFunctionExpression = AsyncArrowFunctionExpression;
-    var AsyncFunctionDeclaration = (function () {
-        function AsyncFunctionDeclaration(id, params, body) {
-            this.type = syntax_1.Syntax.FunctionDeclaration;
-            this.id = id;
-            this.params = params;
-            this.body = body;
-            this.generator = false;
-            this.expression = false;
-            this.async = true;
-        }
-        return AsyncFunctionDeclaration;
-    }());
-    exports.AsyncFunctionDeclaration = AsyncFunctionDeclaration;
-    var AsyncFunctionExpression = (function () {
-        function AsyncFunctionExpression(id, params, body) {
-            this.type = syntax_1.Syntax.FunctionExpression;
-            this.id = id;
-            this.params = params;
-            this.body = body;
-            this.generator = false;
-            this.expression = false;
-            this.async = true;
-        }
-        return AsyncFunctionExpression;
-    }());
-    exports.AsyncFunctionExpression = AsyncFunctionExpression;
-    var AwaitExpression = (function () {
-        function AwaitExpression(argument) {
-            this.type = syntax_1.Syntax.AwaitExpression;
-            this.argument = argument;
-        }
-        return AwaitExpression;
-    }());
-    exports.AwaitExpression = AwaitExpression;
-    var BinaryExpression = (function () {
-        function BinaryExpression(operator, left, right) {
-            var logical = (operator === '||' || operator === '&amp;&amp;');
-            this.type = logical ? syntax_1.Syntax.LogicalExpression : syntax_1.Syntax.BinaryExpression;
-            this.operator = operator;
-            this.left = left;
-            this.right = right;
-        }
-        return BinaryExpression;
-    }());
-    exports.BinaryExpression = BinaryExpression;
-    var BlockStatement = (function () {
-        function BlockStatement(body) {
-            this.type = syntax_1.Syntax.BlockStatement;
-            this.body = body;
-        }
-        return BlockStatement;
-    }());
-    exports.BlockStatement = BlockStatement;
-    var BreakStatement = (function () {
-        function BreakStatement(label) {
-            this.type = syntax_1.Syntax.BreakStatement;
-            this.label = label;
-        }
-        return BreakStatement;
-    }());
-    exports.BreakStatement = BreakStatement;
-    var CallExpression = (function () {
-        function CallExpression(callee, args) {
-            this.type = syntax_1.Syntax.CallExpression;
-            this.callee = callee;
-            this.arguments = args;
-        }
-        return CallExpression;
-    }());
-    exports.CallExpression = CallExpression;
-    var CatchClause = (function () {
-        function CatchClause(param, body) {
-            this.type = syntax_1.Syntax.CatchClause;
-            this.param = param;
-            this.body = body;
-        }
-        return CatchClause;
-    }());
-    exports.CatchClause = CatchClause;
-    var ClassBody = (function () {
-        function ClassBody(body) {
-            this.type = syntax_1.Syntax.ClassBody;
-            this.body = body;
-        }
-        return ClassBody;
-    }());
-    exports.ClassBody = ClassBody;
-    var ClassDeclaration = (function () {
-        function ClassDeclaration(id, superClass, body) {
-            this.type = syntax_1.Syntax.ClassDeclaration;
-            this.id = id;
-            this.superClass = superClass;
-            this.body = body;
-        }
-        return ClassDeclaration;
-    }());
-    exports.ClassDeclaration = ClassDeclaration;
-    var ClassExpression = (function () {
-        function ClassExpression(id, superClass, body) {
-            this.type = syntax_1.Syntax.ClassExpression;
-            this.id = id;
-            this.superClass = superClass;
-            this.body = body;
-        }
-        return ClassExpression;
-    }());
-    exports.ClassExpression = ClassExpression;
-    var ComputedMemberExpression = (function () {
-        function ComputedMemberExpression(object, property) {
-            this.type = syntax_1.Syntax.MemberExpression;
-            this.computed = true;
-            this.object = object;
-            this.property = property;
-        }
-        return ComputedMemberExpression;
-    }());
-    exports.ComputedMemberExpression = ComputedMemberExpression;
-    var ConditionalExpression = (function () {
-        function ConditionalExpression(test, consequent, alternate) {
-            this.type = syntax_1.Syntax.ConditionalExpression;
-            this.test = test;
-            this.consequent = consequent;
-            this.alternate = alternate;
-        }
-        return ConditionalExpression;
-    }());
-    exports.ConditionalExpression = ConditionalExpression;
-    var ContinueStatement = (function () {
-        function ContinueStatement(label) {
-            this.type = syntax_1.Syntax.ContinueStatement;
-            this.label = label;
-        }
-        return ContinueStatement;
-    }());
-    exports.ContinueStatement = ContinueStatement;
-    var DebuggerStatement = (function () {
-        function DebuggerStatement() {
-            this.type = syntax_1.Syntax.DebuggerStatement;
-        }
-        return DebuggerStatement;
-    }());
-    exports.DebuggerStatement = DebuggerStatement;
-    var Directive = (function () {
-        function Directive(expression, directive) {
-            this.type = syntax_1.Syntax.ExpressionStatement;
-            this.expression = expression;
-            this.directive = directive;
-        }
-        return Directive;
-    }());
-    exports.Directive = Directive;
-    var DoWhileStatement = (function () {
-        function DoWhileStatement(body, test) {
-            this.type = syntax_1.Syntax.DoWhileStatement;
-            this.body = body;
-            this.test = test;
-        }
-        return DoWhileStatement;
-    }());
-    exports.DoWhileStatement = DoWhileStatement;
-    var EmptyStatement = (function () {
-        function EmptyStatement() {
-            this.type = syntax_1.Syntax.EmptyStatement;
-        }
-        return EmptyStatement;
-    }());
-    exports.EmptyStatement = EmptyStatement;
-    var ExportAllDeclaration = (function () {
-        function ExportAllDeclaration(source) {
-            this.type = syntax_1.Syntax.ExportAllDeclaration;
-            this.source = source;
-        }
-        return ExportAllDeclaration;
-    }());
-    exports.ExportAllDeclaration = ExportAllDeclaration;
-    var ExportDefaultDeclaration = (function () {
-        function ExportDefaultDeclaration(declaration) {
-            this.type = syntax_1.Syntax.ExportDefaultDeclaration;
-            this.declaration = declaration;
-        }
-        return ExportDefaultDeclaration;
-    }());
-    exports.ExportDefaultDeclaration = ExportDefaultDeclaration;
-    var ExportNamedDeclaration = (function () {
-        function ExportNamedDeclaration(declaration, specifiers, source) {
-            this.type = syntax_1.Syntax.ExportNamedDeclaration;
-            this.declaration = declaration;
-            this.specifiers = specifiers;
-            this.source = source;
-        }
-        return ExportNamedDeclaration;
-    }());
-    exports.ExportNamedDeclaration = ExportNamedDeclaration;
-    var ExportSpecifier = (function () {
-        function ExportSpecifier(local, exported) {
-            this.type = syntax_1.Syntax.ExportSpecifier;
-            this.exported = exported;
-            this.local = local;
-        }
-        return ExportSpecifier;
-    }());
-    exports.ExportSpecifier = ExportSpecifier;
-    var ExpressionStatement = (function () {
-        function ExpressionStatement(expression) {
-            this.type = syntax_1.Syntax.ExpressionStatement;
-            this.expression = expression;
-        }
-        return ExpressionStatement;
-    }());
-    exports.ExpressionStatement = ExpressionStatement;
-    var ForInStatement = (function () {
-        function ForInStatement(left, right, body) {
-            this.type = syntax_1.Syntax.ForInStatement;
-            this.left = left;
-            this.right = right;
-            this.body = body;
-            this.each = false;
-        }
-        return ForInStatement;
-    }());
-    exports.ForInStatement = ForInStatement;
-    var ForOfStatement = (function () {
-        function ForOfStatement(left, right, body) {
-            this.type = syntax_1.Syntax.ForOfStatement;
-            this.left = left;
-            this.right = right;
-            this.body = body;
-        }
-        return ForOfStatement;
-    }());
-    exports.ForOfStatement = ForOfStatement;
-    var ForStatement = (function () {
-        function ForStatement(init, test, update, body) {
-            this.type = syntax_1.Syntax.ForStatement;
-            this.init = init;
-            this.test = test;
-            this.update = update;
-            this.body = body;
-        }
-        return ForStatement;
-    }());
-    exports.ForStatement = ForStatement;
-    var FunctionDeclaration = (function () {
-        function FunctionDeclaration(id, params, body, generator) {
-            this.type = syntax_1.Syntax.FunctionDeclaration;
-            this.id = id;
-            this.params = params;
-            this.body = body;
-            this.generator = generator;
-            this.expression = false;
-            this.async = false;
-        }
-        return FunctionDeclaration;
-    }());
-    exports.FunctionDeclaration = FunctionDeclaration;
-    var FunctionExpression = (function () {
-        function FunctionExpression(id, params, body, generator) {
-            this.type = syntax_1.Syntax.FunctionExpression;
-            this.id = id;
-            this.params = params;
-            this.body = body;
-            this.generator = generator;
-            this.expression = false;
-            this.async = false;
-        }
-        return FunctionExpression;
-    }());
-    exports.FunctionExpression = FunctionExpression;
-    var Identifier = (function () {
-        function Identifier(name) {
-            this.type = syntax_1.Syntax.Identifier;
-            this.name = name;
-        }
-        return Identifier;
-    }());
-    exports.Identifier = Identifier;
-    var IfStatement = (function () {
-        function IfStatement(test, consequent, alternate) {
-            this.type = syntax_1.Syntax.IfStatement;
-            this.test = test;
-            this.consequent = consequent;
-            this.alternate = alternate;
-        }
-        return IfStatement;
-    }());
-    exports.IfStatement = IfStatement;
-    var ImportDeclaration = (function () {
-        function ImportDeclaration(specifiers, source) {
-            this.type = syntax_1.Syntax.ImportDeclaration;
-            this.specifiers = specifiers;
-            this.source = source;
-        }
-        return ImportDeclaration;
-    }());
-    exports.ImportDeclaration = ImportDeclaration;
-    var ImportDefaultSpecifier = (function () {
-        function ImportDefaultSpecifier(local) {
-            this.type = syntax_1.Syntax.ImportDefaultSpecifier;
-            this.local = local;
-        }
-        return ImportDefaultSpecifier;
-    }());
-    exports.ImportDefaultSpecifier = ImportDefaultSpecifier;
-    var ImportNamespaceSpecifier = (function () {
-        function ImportNamespaceSpecifier(local) {
-            this.type = syntax_1.Syntax.ImportNamespaceSpecifier;
-            this.local = local;
-        }
-        return ImportNamespaceSpecifier;
-    }());
-    exports.ImportNamespaceSpecifier = ImportNamespaceSpecifier;
-    var ImportSpecifier = (function () {
-        function ImportSpecifier(local, imported) {
-            this.type = syntax_1.Syntax.ImportSpecifier;
-            this.local = local;
-            this.imported = imported;
-        }
-        return ImportSpecifier;
-    }());
-    exports.ImportSpecifier = ImportSpecifier;
-    var LabeledStatement = (function () {
-        function LabeledStatement(label, body) {
-            this.type = syntax_1.Syntax.LabeledStatement;
-            this.label = label;
-            this.body = body;
-        }
-        return LabeledStatement;
-    }());
-    exports.LabeledStatement = LabeledStatement;
-    var Literal = (function () {
-        function Literal(value, raw) {
-            this.type = syntax_1.Syntax.Literal;
-            this.value = value;
-            this.raw = raw;
-        }
-        return Literal;
-    }());
-    exports.Literal = Literal;
-    var MetaProperty = (function () {
-        function MetaProperty(meta, property) {
-            this.type = syntax_1.Syntax.MetaProperty;
-            this.meta = meta;
-            this.property = property;
-        }
-        return MetaProperty;
-    }());
-    exports.MetaProperty = MetaProperty;
-    var MethodDefinition = (function () {
-        function MethodDefinition(key, computed, value, kind, isStatic) {
-            this.type = syntax_1.Syntax.MethodDefinition;
-            this.key = key;
-            this.computed = computed;
-            this.value = value;
-            this.kind = kind;
-            this.static = isStatic;
-        }
-        return MethodDefinition;
-    }());
-    exports.MethodDefinition = MethodDefinition;
-    var Module = (function () {
-        function Module(body) {
-            this.type = syntax_1.Syntax.Program;
-            this.body = body;
-            this.sourceType = 'module';
-        }
-        return Module;
-    }());
-    exports.Module = Module;
-    var NewExpression = (function () {
-        function NewExpression(callee, args) {
-            this.type = syntax_1.Syntax.NewExpression;
-            this.callee = callee;
-            this.arguments = args;
-        }
-        return NewExpression;
-    }());
-    exports.NewExpression = NewExpression;
-    var ObjectExpression = (function () {
-        function ObjectExpression(properties) {
-            this.type = syntax_1.Syntax.ObjectExpression;
-            this.properties = properties;
-        }
-        return ObjectExpression;
-    }());
-    exports.ObjectExpression = ObjectExpression;
-    var ObjectPattern = (function () {
-        function ObjectPattern(properties) {
-            this.type = syntax_1.Syntax.ObjectPattern;
-            this.properties = properties;
-        }
-        return ObjectPattern;
-    }());
-    exports.ObjectPattern = ObjectPattern;
-    var Property = (function () {
-        function Property(kind, key, computed, value, method, shorthand) {
-            this.type = syntax_1.Syntax.Property;
-            this.key = key;
-            this.computed = computed;
-            this.value = value;
-            this.kind = kind;
-            this.method = method;
-            this.shorthand = shorthand;
-        }
-        return Property;
-    }());
-    exports.Property = Property;
-    var RegexLiteral = (function () {
-        function RegexLiteral(value, raw, regex) {
-            this.type = syntax_1.Syntax.Literal;
-            this.value = value;
-            this.raw = raw;
-            this.regex = regex;
-        }
-        return RegexLiteral;
-    }());
-    exports.RegexLiteral = RegexLiteral;
-    var RestElement = (function () {
-        function RestElement(argument) {
-            this.type = syntax_1.Syntax.RestElement;
-            this.argument = argument;
-        }
-        return RestElement;
-    }());
-    exports.RestElement = RestElement;
-    var ReturnStatement = (function () {
-        function ReturnStatement(argument) {
-            this.type = syntax_1.Syntax.ReturnStatement;
-            this.argument = argument;
-        }
-        return ReturnStatement;
-    }());
-    exports.ReturnStatement = ReturnStatement;
-    var Script = (function () {
-        function Script(body) {
-            this.type = syntax_1.Syntax.Program;
-            this.body = body;
-            this.sourceType = 'script';
-        }
-        return Script;
-    }());
-    exports.Script = Script;
-    var SequenceExpression = (function () {
-        function SequenceExpression(expressions) {
-            this.type = syntax_1.Syntax.SequenceExpression;
-            this.expressions = expressions;
-        }
-        return SequenceExpression;
-    }());
-    exports.SequenceExpression = SequenceExpression;
-    var SpreadElement = (function () {
-        function SpreadElement(argument) {
-            this.type = syntax_1.Syntax.SpreadElement;
-            this.argument = argument;
-        }
-        return SpreadElement;
-    }());
-    exports.SpreadElement = SpreadElement;
-    var StaticMemberExpression = (function () {
-        function StaticMemberExpression(object, property) {
-            this.type = syntax_1.Syntax.MemberExpression;
-            this.computed = false;
-            this.object = object;
-            this.property = property;
-        }
-        return StaticMemberExpression;
-    }());
-    exports.StaticMemberExpression = StaticMemberExpression;
-    var Super = (function () {
-        function Super() {
-            this.type = syntax_1.Syntax.Super;
-        }
-        return Super;
-    }());
-    exports.Super = Super;
-    var SwitchCase = (function () {
-        function SwitchCase(test, consequent) {
-            this.type = syntax_1.Syntax.SwitchCase;
-            this.test = test;
-            this.consequent = consequent;
-        }
-        return SwitchCase;
-    }());
-    exports.SwitchCase = SwitchCase;
-    var SwitchStatement = (function () {
-        function SwitchStatement(discriminant, cases) {
-            this.type = syntax_1.Syntax.SwitchStatement;
-            this.discriminant = discriminant;
-            this.cases = cases;
-        }
-        return SwitchStatement;
-    }());
-    exports.SwitchStatement = SwitchStatement;
-    var TaggedTemplateExpression = (function () {
-        function TaggedTemplateExpression(tag, quasi) {
-            this.type = syntax_1.Syntax.TaggedTemplateExpression;
-            this.tag = tag;
-            this.quasi = quasi;
-        }
-        return TaggedTemplateExpression;
-    }());
-    exports.TaggedTemplateExpression = TaggedTemplateExpression;
-    var TemplateElement = (function () {
-        function TemplateElement(value, tail) {
-            this.type = syntax_1.Syntax.TemplateElement;
-            this.value = value;
-            this.tail = tail;
-        }
-        return TemplateElement;
-    }());
-    exports.TemplateElement = TemplateElement;
-    var TemplateLiteral = (function () {
-        function TemplateLiteral(quasis, expressions) {
-            this.type = syntax_1.Syntax.TemplateLiteral;
-            this.quasis = quasis;
-            this.expressions = expressions;
-        }
-        return TemplateLiteral;
-    }());
-    exports.TemplateLiteral = TemplateLiteral;
-    var ThisExpression = (function () {
-        function ThisExpression() {
-            this.type = syntax_1.Syntax.ThisExpression;
-        }
-        return ThisExpression;
-    }());
-    exports.ThisExpression = ThisExpression;
-    var ThrowStatement = (function () {
-        function ThrowStatement(argument) {
-            this.type = syntax_1.Syntax.ThrowStatement;
-            this.argument = argument;
-        }
-        return ThrowStatement;
-    }());
-    exports.ThrowStatement = ThrowStatement;
-    var TryStatement = (function () {
-        function TryStatement(block, handler, finalizer) {
-            this.type = syntax_1.Syntax.TryStatement;
-            this.block = block;
-            this.handler = handler;
-            this.finalizer = finalizer;
-        }
-        return TryStatement;
-    }());
-    exports.TryStatement = TryStatement;
-    var UnaryExpression = (function () {
-        function UnaryExpression(operator, argument) {
-            this.type = syntax_1.Syntax.UnaryExpression;
-            this.operator = operator;
-            this.argument = argument;
-            this.prefix = true;
-        }
-        return UnaryExpression;
-    }());
-    exports.UnaryExpression = UnaryExpression;
-    var UpdateExpression = (function () {
-        function UpdateExpression(operator, argument, prefix) {
-            this.type = syntax_1.Syntax.UpdateExpression;
-            this.operator = operator;
-            this.argument = argument;
-            this.prefix = prefix;
-        }
-        return UpdateExpression;
-    }());
-    exports.UpdateExpression = UpdateExpression;
-    var VariableDeclaration = (function () {
-        function VariableDeclaration(declarations, kind) {
-            this.type = syntax_1.Syntax.VariableDeclaration;
-            this.declarations = declarations;
-            this.kind = kind;
-        }
-        return VariableDeclaration;
-    }());
-    exports.VariableDeclaration = VariableDeclaration;
-    var VariableDeclarator = (function () {
-        function VariableDeclarator(id, init) {
-            this.type = syntax_1.Syntax.VariableDeclarator;
-            this.id = id;
-            this.init = init;
-        }
-        return VariableDeclarator;
-    }());
-    exports.VariableDeclarator = VariableDeclarator;
-    var WhileStatement = (function () {
-        function WhileStatement(test, body) {
-            this.type = syntax_1.Syntax.WhileStatement;
-            this.test = test;
-            this.body = body;
-        }
-        return WhileStatement;
-    }());
-    exports.WhileStatement = WhileStatement;
-    var WithStatement = (function () {
-        function WithStatement(object, body) {
-            this.type = syntax_1.Syntax.WithStatement;
-            this.object = object;
-            this.body = body;
-        }
-        return WithStatement;
-    }());
-    exports.WithStatement = WithStatement;
-    var YieldExpression = (function () {
-        function YieldExpression(argument, delegate) {
-            this.type = syntax_1.Syntax.YieldExpression;
-            this.argument = argument;
-            this.delegate = delegate;
-        }
-        return YieldExpression;
-    }());
-    exports.YieldExpression = YieldExpression;
-
-
-/***/ },
-/* 11 */
-/***/ function(module, exports, __webpack_require__) {
-
-    &quot;use strict&quot;;
-/* istanbul ignore next */
-    var __extends = (this &amp;&amp; this.__extends) || function (d, b) {
-        for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-    var character_1 = __webpack_require__(9);
-    var token_1 = __webpack_require__(7);
-    var parser_1 = __webpack_require__(3);
-    var xhtml_entities_1 = __webpack_require__(12);
-    var jsx_syntax_1 = __webpack_require__(13);
-    var Node = __webpack_require__(10);
-    var JSXNode = __webpack_require__(14);
-    var JSXToken;
-    (function (JSXToken) {
-        JSXToken[JSXToken[&quot;Identifier&quot;] = 100] = &quot;Identifier&quot;;
-        JSXToken[JSXToken[&quot;Text&quot;] = 101] = &quot;Text&quot;;
-    })(JSXToken || (JSXToken = {}));
-    token_1.TokenName[JSXToken.Identifier] = 'JSXIdentifier';
-    token_1.TokenName[JSXToken.Text] = 'JSXText';
-    // Fully qualified element name, e.g. &lt;svg:path&gt; returns &quot;svg:path&quot;
-    function getQualifiedElementName(elementName) {
-        var qualifiedName;
-        switch (elementName.type) {
-            case jsx_syntax_1.JSXSyntax.JSXIdentifier:
-                var id = (elementName);
-                qualifiedName = id.name;
-                break;
-            case jsx_syntax_1.JSXSyntax.JSXNamespacedName:
-                var ns = (elementName);
-                qualifiedName = getQualifiedElementName(ns.namespace) + ':' +
-                    getQualifiedElementName(ns.name);
-                break;
-            case jsx_syntax_1.JSXSyntax.JSXMemberExpression:
-                var expr = (elementName);
-                qualifiedName = getQualifiedElementName(expr.object) + '.' +
-                    getQualifiedElementName(expr.property);
-                break;
-        }
-        return qualifiedName;
-    }
-    var JSXParser = (function (_super) {
-        __extends(JSXParser, _super);
-        function JSXParser(code, options, delegate) {
-            _super.call(this, code, options, delegate);
-        }
-        JSXParser.prototype.parsePrimaryExpression = function () {
-            return this.match('&lt;') ? this.parseJSXRoot() : _super.prototype.parsePrimaryExpression.call(this);
-        };
-        JSXParser.prototype.startJSX = function () {
-            // Unwind the scanner before the lookahead token.
-            this.scanner.index = this.startMarker.index;
-            this.scanner.lineNumber = this.startMarker.lineNumber;
-            this.scanner.lineStart = this.startMarker.lineStart;
-        };
-        JSXParser.prototype.finishJSX = function () {
-            // Prime the next lookahead.
-            this.nextToken();
-        };
-        JSXParser.prototype.reenterJSX = function () {
-            this.startJSX();
-            this.expectJSX('}');
-            // Pop the closing '}' added from the lookahead.
-            if (this.config.tokens) {
-                this.tokens.pop();
-            }
-        };
-        JSXParser.prototype.createJSXNode = function () {
-            this.collectComments();
-            return {
-                index: this.scanner.index,
-                line: this.scanner.lineNumber,
-                column: this.scanner.index - this.scanner.lineStart
-            };
-        };
-        JSXParser.prototype.createJSXChildNode = function () {
-            return {
-                index: this.scanner.index,
-                line: this.scanner.lineNumber,
-                column: this.scanner.index - this.scanner.lineStart
-            };
-        };
-        JSXParser.prototype.scanXHTMLEntity = function (quote) {
-            var result = '&amp;';
-            var valid = true;
-            var terminated = false;
-            var numeric = false;
-            var hex = false;
-            while (!this.scanner.eof() &amp;&amp; valid &amp;&amp; !terminated) {
-                var ch = this.scanner.source[this.scanner.index];
-                if (ch === quote) {
-                    break;
-                }
-                terminated = (ch === ';');
-                result += ch;
-                ++this.scanner.index;
-                if (!terminated) {
-                    switch (result.length) {
-                        case 2:
-                            // e.g. '&amp;#123;'
-                            numeric = (ch === '#');
-                            break;
-                        case 3:
-                            if (numeric) {
-                                // e.g. '&amp;#x41;'
-                                hex = (ch === 'x');
-                                valid = hex || character_1.Character.isDecimalDigit(ch.charCodeAt(0));
-                                numeric = numeric &amp;&amp; !hex;
-                            }
-                            break;
-                        default:
-                            valid = valid &amp;&amp; !(numeric &amp;&amp; !character_1.Character.isDecimalDigit(ch.charCodeAt(0)));
-                            valid = valid &amp;&amp; !(hex &amp;&amp; !character_1.Character.isHexDigit(ch.charCodeAt(0)));
-                            break;
-                    }
-                }
-            }
-            if (valid &amp;&amp; terminated &amp;&amp; result.length &gt; 2) {
-                // e.g. '&amp;#x41;' becomes just '#x41'
-                var str = result.substr(1, result.length - 2);
-                if (numeric &amp;&amp; str.length &gt; 1) {
-                    result = String.fromCharCode(parseInt(str.substr(1), 10));
-                }
-                else if (hex &amp;&amp; str.length &gt; 2) {
-                    result = String.fromCharCode(parseInt('0' + str.substr(1), 16));
-                }
-                else if (!numeric &amp;&amp; !hex &amp;&amp; xhtml_entities_1.XHTMLEntities[str]) {
-                    result = xhtml_entities_1.XHTMLEntities[str];
-                }
-            }
-            return result;
-        };
-        // Scan the next JSX token. This replaces Scanner#lex when in JSX mode.
-        JSXParser.prototype.lexJSX = function () {
-            var cp = this.scanner.source.charCodeAt(this.scanner.index);
-            // &lt; &gt; / : = { }
-            if (cp === 60 || cp === 62 || cp === 47 || cp === 58 || cp === 61 || cp === 123 || cp === 125) {
-                var value = this.scanner.source[this.scanner.index++];
-                return {
-                    type: token_1.Token.Punctuator,
-                    value: value,
-                    lineNumber: this.scanner.lineNumber,
-                    lineStart: this.scanner.lineStart,
-                    start: this.scanner.index - 1,
-                    end: this.scanner.index
-                };
-            }
-            // &quot; '
-            if (cp === 34 || cp === 39) {
-                var start = this.scanner.index;
-                var quote = this.scanner.source[this.scanner.index++];
-                var str = '';
-                while (!this.scanner.eof()) {
-                    var ch = this.scanner.source[this.scanner.index++];
-                    if (ch === quote) {
-                        break;
-                    }
-                    else if (ch === '&amp;') {
-                        str += this.scanXHTMLEntity(quote);
-                    }
-                    else {
-                        str += ch;
-                    }
-                }
-                return {
-                    type: token_1.Token.StringLiteral,
-                    value: str,
-                    lineNumber: this.scanner.lineNumber,
-                    lineStart: this.scanner.lineStart,
-                    start: start,
-                    end: this.scanner.index
-                };
-            }
-            // ... or .
-            if (cp === 46) {
-                var n1 = this.scanner.source.charCodeAt(this.scanner.index + 1);
-                var n2 = this.scanner.source.charCodeAt(this.scanner.index + 2);
-                var value = (n1 === 46 &amp;&amp; n2 === 46) ? '...' : '.';
-                var start = this.scanner.index;
-                this.scanner.index += value.length;
-                return {
-                    type: token_1.Token.Punctuator,
-                    value: value,
-                    lineNumber: this.scanner.lineNumber,
-                    lineStart: this.scanner.lineStart,
-                    start: start,
-                    end: this.scanner.index
-                };
-            }
-            // `
-            if (cp === 96) {
-                // Only placeholder, since it will be rescanned as a real assignment expression.
-                return {
-                    type: token_1.Token.Template,
-                    lineNumber: this.scanner.lineNumber,
-                    lineStart: this.scanner.lineStart,
-                    start: this.scanner.index,
-                    end: this.scanner.index
-                };
-            }
-            // Identifer can not contain backslash (char code 92).
-            if (character_1.Character.isIdentifierStart(cp) &amp;&amp; (cp !== 92)) {
-                var start = this.scanner.index;
-                ++this.scanner.index;
-                while (!this.scanner.eof()) {
-                    var ch = this.scanner.source.charCodeAt(this.scanner.index);
-                    if (character_1.Character.isIdentifierPart(ch) &amp;&amp; (ch !== 92)) {
-                        ++this.scanner.index;
-                    }
-                    else if (ch === 45) {
-                        // Hyphen (char code 45) can be part of an identifier.
-                        ++this.scanner.index;
-                    }
-                    else {
-                        break;
-                    }
-                }
-                var id = this.scanner.source.slice(start, this.scanner.index);
-                return {
-                    type: JSXToken.Identifier,
-                    value: id,
-                    lineNumber: this.scanner.lineNumber,
-                    lineStart: this.scanner.lineStart,
-                    start: start,
-                    end: this.scanner.index
-                };
-            }
-            this.scanner.throwUnexpectedToken();
-        };
-        JSXParser.prototype.nextJSXToken = function () {
-            this.collectComments();
-            this.startMarker.index = this.scanner.index;
-            this.startMarker.lineNumber = this.scanner.lineNumber;
-            this.startMarker.lineStart = this.scanner.lineStart;
-            var token = this.lexJSX();
-            this.lastMarker.index = this.scanner.index;
-            this.lastMarker.lineNumber = this.scanner.lineNumber;
-            this.lastMarker.lineStart = this.scanner.lineStart;
-            if (this.config.tokens) {
-                this.tokens.push(this.convertToken(token));
-            }
-            return token;
-        };
-        JSXParser.prototype.nextJSXText = function () {
-            this.startMarker.index = this.scanner.index;
-            this.startMarker.lineNumber = this.scanner.lineNumber;
-            this.startMarker.lineStart = this.scanner.lineStart;
-            var start = this.scanner.index;
-            var text = '';
-            while (!this.scanner.eof()) {
-                var ch = this.scanner.source[this.scanner.index];
-                if (ch === '{' || ch === '&lt;') {
-                    break;
-                }
-                ++this.scanner.index;
-                text += ch;
-                if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
-                    ++this.scanner.lineNumber;
-                    if (ch === '\r' &amp;&amp; this.scanner.source[this.scanner.index] === '\n') {
-                        ++this.scanner.index;
-                    }
-                    this.scanner.lineStart = this.scanner.index;
-                }
-            }
-            this.lastMarker.index = this.scanner.index;
-            this.lastMarker.lineNumber = this.scanner.lineNumber;
-            this.lastMarker.lineStart = this.scanner.lineStart;
-            var token = {
-                type: JSXToken.Text,
-                value: text,
-                lineNumber: this.scanner.lineNumber,
-                lineStart: this.scanner.lineStart,
-                start: start,
-                end: this.scanner.index
-            };
-            if ((text.length &gt; 0) &amp;&amp; this.config.tokens) {
-                this.tokens.push(this.convertToken(token));
-            }
-            return token;
-        };
-        JSXParser.prototype.peekJSXToken = function () {
-            var previousIndex = this.scanner.index;
-            var previousLineNumber = this.scanner.lineNumber;
-            var previousLineStart = this.scanner.lineStart;
-            this.scanner.scanComments();
-            var next = this.lexJSX();
-            this.scanner.index = previousIndex;
-            this.scanner.lineNumber = previousLineNumber;
-            this.scanner.lineStart = previousLineStart;
-            return next;
-        };
-        // Expect the next JSX token to match the specified punctuator.
-        // If not, an exception will be thrown.
-        JSXParser.prototype.expectJSX = function (value) {
-            var token = this.nextJSXToken();
-            if (token.type !== token_1.Token.Punctuator || token.value !== value) {
-                this.throwUnexpectedToken(token);
-            }
-        };
-        // Return true if the next JSX token matches the specified punctuator.
-        JSXParser.prototype.matchJSX = function (value) {
-            var next = this.peekJSXToken();
-            return next.type === token_1.Token.Punctuator &amp;&amp; next.value === value;
-        };
-        JSXParser.prototype.parseJSXIdentifier = function () {
-            var node = this.createJSXNode();
-            var token = this.nextJSXToken();
-            if (token.type !== JSXToken.Identifier) {
-                this.throwUnexpectedToken(token);
-            }
-            return this.finalize(node, new JSXNode.JSXIdentifier(token.value));
-        };
-        JSXParser.prototype.parseJSXElementName = function () {
-            var node = this.createJSXNode();
-            var elementName = this.parseJSXIdentifier();
-            if (this.matchJSX(':')) {
-                var namespace = elementName;
-                this.expectJSX(':');
-                var name_1 = this.parseJSXIdentifier();
-                elementName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_1));
-            }
-            else if (this.matchJSX('.')) {
-                while (this.matchJSX('.')) {
-                    var object = elementName;
-                    this.expectJSX('.');
-                    var property = this.parseJSXIdentifier();
-                    elementName = this.finalize(node, new JSXNode.JSXMemberExpression(object, property));
-                }
-            }
-            return elementName;
-        };
-        JSXParser.prototype.parseJSXAttributeName = function () {
-            var node = this.createJSXNode();
-            var attributeName;
-            var identifier = this.parseJSXIdentifier();
-            if (this.matchJSX(':')) {
-                var namespace = identifier;
-                this.expectJSX(':');
-                var name_2 = this.parseJSXIdentifier();
-                attributeName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_2));
-            }
-            else {
-                attributeName = identifier;
-            }
-            return attributeName;
-        };
-        JSXParser.prototype.parseJSXStringLiteralAttribute = function () {
-            var node = this.createJSXNode();
-            var token = this.nextJSXToken();
-            if (token.type !== token_1.Token.StringLiteral) {
-                this.throwUnexpectedToken(token);
-            }
-            var raw = this.getTokenRaw(token);
-            return this.finalize(node, new Node.Literal(token.value, raw));
-        };
-        JSXParser.prototype.parseJSXExpressionAttribute = function () {
-            var node = this.createJSXNode();
-            this.expectJSX('{');
-            this.finishJSX();
-            if (this.match('}')) {
-                this.tolerateError('JSX attributes must only be assigned a non-empty expression');
-            }
-            var expression = this.parseAssignmentExpression();
-            this.reenterJSX();
-            return this.finalize(node, new JSXNode.JSXExpressionContainer(expression));
-        };
-        JSXParser.prototype.parseJSXAttributeValue = function () {
-            return this.matchJSX('{') ? this.parseJSXExpressionAttribute() :
-                this.matchJSX('&lt;') ? this.parseJSXElement() : this.parseJSXStringLiteralAttribute();
-        };
-        JSXParser.prototype.parseJSXNameValueAttribute = function () {
-            var node = this.createJSXNode();
-            var name = this.parseJSXAttributeName();
-            var value = null;
-            if (this.matchJSX('=')) {
-                this.expectJSX('=');
-                value = this.parseJSXAttributeValue();
-            }
-            return this.finalize(node, new JSXNode.JSXAttribute(name, value));
-        };
-        JSXParser.prototype.parseJSXSpreadAttribute = function () {
-            var node = this.createJSXNode();
-            this.expectJSX('{');
-            this.expectJSX('...');
-            this.finishJSX();
-            var argument = this.parseAssignmentExpression();
-            this.reenterJSX();
-            return this.finalize(node, new JSXNode.JSXSpreadAttribute(argument));
-        };
-        JSXParser.prototype.parseJSXAttributes = function () {
-            var attributes = [];
-            while (!this.matchJSX('/') &amp;&amp; !this.matchJSX('&gt;')) {
-                var attribute = this.matchJSX('{') ? this.parseJSXSpreadAttribute() :
-                    this.parseJSXNameValueAttribute();
-                attributes.push(attribute);
-            }
-            return attributes;
-        };
-        JSXParser.prototype.parseJSXOpeningElement = function () {
-            var node = this.createJSXNode();
-            this.expectJSX('&lt;');
-            var name = this.parseJSXElementName();
-            var attributes = this.parseJSXAttributes();
-            var selfClosing = this.matchJSX('/');
-            if (selfClosing) {
-                this.expectJSX('/');
-            }
-            this.expectJSX('&gt;');
-            return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes));
-        };
-        JSXParser.prototype.parseJSXBoundaryElement = function () {
-            var node = this.createJSXNode();
-            this.expectJSX('&lt;');
-            if (this.matchJSX('/')) {
-                this.expectJSX('/');
-                var name_3 = this.parseJSXElementName();
-                this.expectJSX('&gt;');
-                return this.finalize(node, new JSXNode.JSXClosingElement(name_3));
-            }
-            var name = this.parseJSXElementName();
-            var attributes = this.parseJSXAttributes();
-            var selfClosing = this.matchJSX('/');
-            if (selfClosing) {
-                this.expectJSX('/');
-            }
-            this.expectJSX('&gt;');
-            return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes));
-        };
-        JSXParser.prototype.parseJSXEmptyExpression = function () {
-            var node = this.createJSXChildNode();
-            this.collectComments();
-            this.lastMarker.index = this.scanner.index;
-            this.lastMarker.lineNumber = this.scanner.lineNumber;
-            this.lastMarker.lineStart = this.scanner.lineStart;
-            return this.finalize(node, new JSXNode.JSXEmptyExpression());
-        };
-        JSXParser.prototype.parseJSXExpressionContainer = function () {
-            var node = this.createJSXNode();
-            this.expectJSX('{');
-            var expression;
-            if (this.matchJSX('}')) {
-                expression = this.parseJSXEmptyExpression();
-                this.expectJSX('}');
-            }
-            else {
-                this.finishJSX();
-                expression = this.parseAssignmentExpression();
-                this.reenterJSX();
-            }
-            return this.finalize(node, new JSXNode.JSXExpressionContainer(expression));
-        };
-        JSXParser.prototype.parseJSXChildren = function () {
-            var children = [];
-            while (!this.scanner.eof()) {
-                var node = this.createJSXChildNode();
-                var token = this.nextJSXText();
-                if (token.start &lt; token.end) {
-                    var raw = this.getTokenRaw(token);
-                    var child = this.finalize(node, new JSXNode.JSXText(token.value, raw));
-                    children.push(child);
-                }
-                if (this.scanner.source[this.scanner.index] === '{') {
-                    var container = this.parseJSXExpressionContainer();
-                    children.push(container);
-                }
-                else {
-                    break;
-                }
-            }
-            return children;
-        };
-        JSXParser.prototype.parseComplexJSXElement = function (el) {
-            var stack = [];
-            while (!this.scanner.eof()) {
-                el.children = el.children.concat(this.parseJSXChildren());
-                var node = this.createJSXChildNode();
-                var element = this.parseJSXBoundaryElement();
-                if (element.type === jsx_syntax_1.JSXSyntax.JSXOpeningElement) {
-                    var opening = (element);
-                    if (opening.selfClosing) {
-                        var child = this.finalize(node, new JSXNode.JSXElement(opening, [], null));
-                        el.children.push(child);
-                    }
-                    else {
-                        stack.push(el);
-                        el = { node: node, opening: opening, closing: null, children: [] };
-                    }
-                }
-                if (element.type === jsx_syntax_1.JSXSyntax.JSXClosingElement) {
-                    el.closing = (element);
-                    var open_1 = getQualifiedElementName(el.opening.name);
-                    var close_1 = getQualifiedElementName(el.closing.name);
-                    if (open_1 !== close_1) {
-                        this.tolerateError('Expected corresponding JSX closing tag for %0', open_1);
-                    }
-                    if (stack.length &gt; 0) {
-                        var child = this.finalize(el.node, new JSXNode.JSXElement(el.opening, el.children, el.closing));
-                        el = stack[stack.length - 1];
-                        el.children.push(child);
-                        stack.pop();
-                    }
-                    else {
-                        break;
-                    }
-                }
-            }
-            return el;
-        };
-        JSXParser.prototype.parseJSXElement = function () {
-            var node = this.createJSXNode();
-            var opening = this.parseJSXOpeningElement();
-            var children = [];
-            var closing = null;
-            if (!opening.selfClosing) {
-                var el = this.parseComplexJSXElement({ node: node, opening: opening, closing: closing, children: children });
-                children = el.children;
-                closing = el.closing;
-            }
-            return this.finalize(node, new JSXNode.JSXElement(opening, children, closing));
-        };
-        JSXParser.prototype.parseJSXRoot = function () {
-            // Pop the opening '&lt;' added from the lookahead.
-            if (this.config.tokens) {
-                this.tokens.pop();
-            }
-            this.startJSX();
-            var element = this.parseJSXElement();
-            this.finishJSX();
-            return element;
-        };
-        return JSXParser;
-    }(parser_1.Parser));
-    exports.JSXParser = JSXParser;
-
-
-/***/ },
-/* 12 */
</del><ins>+/* 14 */
</ins><span class="cx"> /***/ function(module, exports) {
</span><span class="cx"> 
</span><span class="cx">     // Generated by generate-xhtml-entities.js. DO NOT MODIFY!
</span><span class="lines">@@ -6372,142 +6606,18 @@
</span><span class="cx"> 
</span><span class="cx"> 
</span><span class="cx"> /***/ },
</span><del>-/* 13 */
-/***/ function(module, exports) {
-
-    &quot;use strict&quot;;
-    exports.JSXSyntax = {
-        JSXAttribute: 'JSXAttribute',
-        JSXClosingElement: 'JSXClosingElement',
-        JSXElement: 'JSXElement',
-        JSXEmptyExpression: 'JSXEmptyExpression',
-        JSXExpressionContainer: 'JSXExpressionContainer',
-        JSXIdentifier: 'JSXIdentifier',
-        JSXMemberExpression: 'JSXMemberExpression',
-        JSXNamespacedName: 'JSXNamespacedName',
-        JSXOpeningElement: 'JSXOpeningElement',
-        JSXSpreadAttribute: 'JSXSpreadAttribute',
-        JSXText: 'JSXText'
-    };
-
-
-/***/ },
-/* 14 */
-/***/ function(module, exports, __webpack_require__) {
-
-    &quot;use strict&quot;;
-    var jsx_syntax_1 = __webpack_require__(13);
-    var JSXClosingElement = (function () {
-        function JSXClosingElement(name) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXClosingElement;
-            this.name = name;
-        }
-        return JSXClosingElement;
-    }());
-    exports.JSXClosingElement = JSXClosingElement;
-    var JSXElement = (function () {
-        function JSXElement(openingElement, children, closingElement) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXElement;
-            this.openingElement = openingElement;
-            this.children = children;
-            this.closingElement = closingElement;
-        }
-        return JSXElement;
-    }());
-    exports.JSXElement = JSXElement;
-    var JSXEmptyExpression = (function () {
-        function JSXEmptyExpression() {
-            this.type = jsx_syntax_1.JSXSyntax.JSXEmptyExpression;
-        }
-        return JSXEmptyExpression;
-    }());
-    exports.JSXEmptyExpression = JSXEmptyExpression;
-    var JSXExpressionContainer = (function () {
-        function JSXExpressionContainer(expression) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXExpressionContainer;
-            this.expression = expression;
-        }
-        return JSXExpressionContainer;
-    }());
-    exports.JSXExpressionContainer = JSXExpressionContainer;
-    var JSXIdentifier = (function () {
-        function JSXIdentifier(name) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXIdentifier;
-            this.name = name;
-        }
-        return JSXIdentifier;
-    }());
-    exports.JSXIdentifier = JSXIdentifier;
-    var JSXMemberExpression = (function () {
-        function JSXMemberExpression(object, property) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXMemberExpression;
-            this.object = object;
-            this.property = property;
-        }
-        return JSXMemberExpression;
-    }());
-    exports.JSXMemberExpression = JSXMemberExpression;
-    var JSXAttribute = (function () {
-        function JSXAttribute(name, value) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXAttribute;
-            this.name = name;
-            this.value = value;
-        }
-        return JSXAttribute;
-    }());
-    exports.JSXAttribute = JSXAttribute;
-    var JSXNamespacedName = (function () {
-        function JSXNamespacedName(namespace, name) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXNamespacedName;
-            this.namespace = namespace;
-            this.name = name;
-        }
-        return JSXNamespacedName;
-    }());
-    exports.JSXNamespacedName = JSXNamespacedName;
-    var JSXOpeningElement = (function () {
-        function JSXOpeningElement(name, selfClosing, attributes) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXOpeningElement;
-            this.name = name;
-            this.selfClosing = selfClosing;
-            this.attributes = attributes;
-        }
-        return JSXOpeningElement;
-    }());
-    exports.JSXOpeningElement = JSXOpeningElement;
-    var JSXSpreadAttribute = (function () {
-        function JSXSpreadAttribute(argument) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXSpreadAttribute;
-            this.argument = argument;
-        }
-        return JSXSpreadAttribute;
-    }());
-    exports.JSXSpreadAttribute = JSXSpreadAttribute;
-    var JSXText = (function () {
-        function JSXText(value, raw) {
-            this.type = jsx_syntax_1.JSXSyntax.JSXText;
-            this.value = value;
-            this.raw = raw;
-        }
-        return JSXText;
-    }());
-    exports.JSXText = JSXText;
-
-
-/***/ },
</del><span class="cx"> /* 15 */
</span><span class="cx"> /***/ function(module, exports, __webpack_require__) {
</span><span class="cx"> 
</span><span class="cx">     &quot;use strict&quot;;
</span><del>-    var scanner_1 = __webpack_require__(8);
-    var error_handler_1 = __webpack_require__(6);
-    var token_1 = __webpack_require__(7);
</del><ins>+    var error_handler_1 = __webpack_require__(10);
+    var scanner_1 = __webpack_require__(12);
+    var token_1 = __webpack_require__(13);
</ins><span class="cx">     var Reader = (function () {
</span><span class="cx">         function Reader() {
</span><span class="cx">             this.values = [];
</span><span class="cx">             this.curly = this.paren = -1;
</span><span class="cx">         }
</span><del>-        ;
</del><span class="cx">         // A function following one of those tokens is an expression.
</span><span class="cx">         Reader.prototype.beforeFunctionExpression = function (t) {
</span><span class="cx">             return ['(', '{', '[', 'in', 'typeof', 'instanceof', 'new',
</span><span class="lines">@@ -6520,7 +6630,6 @@
</span><span class="cx">                 '|', '^', '!', '~', '&amp;&amp;', '||', '?', ':', '===', '==', '&gt;=',
</span><span class="cx">                 '&lt;=', '&lt;', '&gt;', '!=', '!=='].indexOf(t) &gt;= 0;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         // Determine if forward slash (/) is an operator or part of a regular expression
</span><span class="cx">         // https://github.com/mozilla/sweet.js/wiki/design
</span><span class="cx">         Reader.prototype.isRegexStart = function () {
</span><span class="lines">@@ -6549,12 +6658,14 @@
</span><span class="cx">                         var check_2 = this.values[this.curly - 5];
</span><span class="cx">                         regex = check_2 ? !this.beforeFunctionExpression(check_2) : true;
</span><span class="cx">                     }
</span><ins>+                    break;
+                default:
+                    break;
</ins><span class="cx">             }
</span><span class="cx">             return regex;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Reader.prototype.push = function (token) {
</span><del>-            if (token.type === token_1.Token.Punctuator || token.type === token_1.Token.Keyword) {
</del><ins>+            if (token.type === 7 /* Punctuator */ || token.type === 4 /* Keyword */) {
</ins><span class="cx">                 if (token.value === '{') {
</span><span class="cx">                     this.curly = this.values.length;
</span><span class="cx">                 }
</span><span class="lines">@@ -6567,7 +6678,6 @@
</span><span class="cx">                 this.values.push(null);
</span><span class="cx">             }
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         return Reader;
</span><span class="cx">     }());
</span><span class="cx">     var Tokenizer = (function () {
</span><span class="lines">@@ -6581,11 +6691,9 @@
</span><span class="cx">             this.buffer = [];
</span><span class="cx">             this.reader = new Reader();
</span><span class="cx">         }
</span><del>-        ;
</del><span class="cx">         Tokenizer.prototype.errors = function () {
</span><span class="cx">             return this.errorHandler.errors;
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         Tokenizer.prototype.getNextToken = function () {
</span><span class="cx">             if (this.buffer.length === 0) {
</span><span class="cx">                 var comments = this.scanner.scanComments();
</span><span class="lines">@@ -6592,9 +6700,8 @@
</span><span class="cx">                 if (this.scanner.trackComment) {
</span><span class="cx">                     for (var i = 0; i &lt; comments.length; ++i) {
</span><span class="cx">                         var e = comments[i];
</span><del>-                        var comment = void 0;
</del><span class="cx">                         var value = this.scanner.source.slice(e.slice[0], e.slice[1]);
</span><del>-                        comment = {
</del><ins>+                        var comment = {
</ins><span class="cx">                             type: e.multiLine ? 'BlockComment' : 'LineComment',
</span><span class="cx">                             value: value
</span><span class="cx">                         };
</span><span class="lines">@@ -6626,8 +6733,7 @@
</span><span class="cx">                         token = this.scanner.lex();
</span><span class="cx">                     }
</span><span class="cx">                     this.reader.push(token);
</span><del>-                    var entry = void 0;
-                    entry = {
</del><ins>+                    var entry = {
</ins><span class="cx">                         type: token_1.TokenName[token.type],
</span><span class="cx">                         value: this.scanner.source.slice(token.start, token.end)
</span><span class="cx">                     };
</span><span class="lines">@@ -6641,8 +6747,10 @@
</span><span class="cx">                         };
</span><span class="cx">                         entry.loc = loc;
</span><span class="cx">                     }
</span><del>-                    if (token.regex) {
-                        entry.regex = token.regex;
</del><ins>+                    if (token.type === 9 /* RegularExpression */) {
+                        var pattern = token.pattern;
+                        var flags = token.flags;
+                        entry.regex = { pattern: pattern, flags: flags };
</ins><span class="cx">                     }
</span><span class="cx">                     this.buffer.push(entry);
</span><span class="cx">                 }
</span><span class="lines">@@ -6649,7 +6757,6 @@
</span><span class="cx">             }
</span><span class="cx">             return this.buffer.shift();
</span><span class="cx">         };
</span><del>-        ;
</del><span class="cx">         return Tokenizer;
</span><span class="cx">     }());
</span><span class="cx">     exports.Tokenizer = Tokenizer;
</span><span class="lines">@@ -6658,4 +6765,4 @@
</span><span class="cx"> /***/ }
</span><span class="cx"> /******/ ])
</span><span class="cx"> });
</span><del>-;
</del><span class="cx">\ No newline at end of file
</span><ins>+;
</ins></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceModelsScriptSyntaxTreejs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Models/ScriptSyntaxTree.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Models/ScriptSyntaxTree.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/Source/WebInspectorUI/UserInterface/Models/ScriptSyntaxTree.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -285,6 +285,7 @@
</span><span class="cx">                 case WebInspector.ScriptSyntaxTree.NodeType.AssignmentPattern:
</span><span class="cx">                     return gatherIdentifiers(node.left);
</span><span class="cx">                 case WebInspector.ScriptSyntaxTree.NodeType.RestElement:
</span><ins>+                case WebInspector.ScriptSyntaxTree.NodeType.RestProperty:
</ins><span class="cx">                     return gatherIdentifiers(node.argument);
</span><span class="cx">                 default:
</span><span class="cx">                     console.assert(false, &quot;Unexpected node type in variable declarator: &quot; + node.type);
</span><span class="lines">@@ -292,7 +293,7 @@
</span><span class="cx">             }
</span><span class="cx">         }
</span><span class="cx"> 
</span><del>-        console.assert(node.type === WebInspector.ScriptSyntaxTree.NodeType.Identifier || node.type === WebInspector.ScriptSyntaxTree.NodeType.ObjectPattern || node.type === WebInspector.ScriptSyntaxTree.NodeType.ArrayPattern || node.type === WebInspector.ScriptSyntaxTree.NodeType.RestElement);
</del><ins>+        console.assert(node.type === WebInspector.ScriptSyntaxTree.NodeType.Identifier || node.type === WebInspector.ScriptSyntaxTree.NodeType.ObjectPattern || node.type === WebInspector.ScriptSyntaxTree.NodeType.ArrayPattern || node.type === WebInspector.ScriptSyntaxTree.NodeType.RestElement || node.type === WebInspector.ScriptSyntaxTree.NodeType.RestProperty);
</ins><span class="cx"> 
</span><span class="cx">         return gatherIdentifiers(node);
</span><span class="cx">     }
</span><span class="lines">@@ -426,6 +427,9 @@
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.RestElement:
</span><span class="cx">             this._recurse(node.argument, callback, state);
</span><span class="cx">             break;
</span><ins>+        case WebInspector.ScriptSyntaxTree.NodeType.RestProperty:
+            this._recurse(node.argument, callback, state);
+            break;
</ins><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.ReturnStatement:
</span><span class="cx">             this._recurse(node.argument, callback, state);
</span><span class="cx">             break;
</span><span class="lines">@@ -435,6 +439,9 @@
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.SpreadElement:
</span><span class="cx">             this._recurse(node.argument, callback, state);
</span><span class="cx">             break;
</span><ins>+        case WebInspector.ScriptSyntaxTree.NodeType.SpreadProperty:
+            this._recurse(node.argument, callback, state);
+            break;
</ins><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.SwitchStatement:
</span><span class="cx">             this._recurse(node.discriminant, callback, state);
</span><span class="cx">             this._recurseArray(node.cases, callback, state);
</span><span class="lines">@@ -525,6 +532,7 @@
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.DebuggerStatement:
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.EmptyStatement:
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.Identifier:
</span><ins>+        case WebInspector.ScriptSyntaxTree.NodeType.Import:
</ins><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.Literal:
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.MetaProperty:
</span><span class="cx">         case WebInspector.ScriptSyntaxTree.NodeType.Super:
</span><span class="lines">@@ -845,6 +853,12 @@
</span><span class="cx">                 argument: this._createInternalSyntaxTree(node.argument)
</span><span class="cx">             };
</span><span class="cx">             break;
</span><ins>+        case &quot;RestProperty&quot;:
+            result = {
+                type: WebInspector.ScriptSyntaxTree.NodeType.RestProperty,
+                argument: this._createInternalSyntaxTree(node.argument),
+            };
+            break;
</ins><span class="cx">         case &quot;ReturnStatement&quot;:
</span><span class="cx">             result = {
</span><span class="cx">                 type: WebInspector.ScriptSyntaxTree.NodeType.ReturnStatement,
</span><span class="lines">@@ -863,6 +877,12 @@
</span><span class="cx">                 argument: this._createInternalSyntaxTree(node.argument),
</span><span class="cx">             };
</span><span class="cx">             break;
</span><ins>+        case &quot;SpreadProperty&quot;:
+            result = {
+                type: WebInspector.ScriptSyntaxTree.NodeType.SpreadProperty,
+                argument: this._createInternalSyntaxTree(node.argument),
+            };
+            break;
</ins><span class="cx">         case &quot;Super&quot;:
</span><span class="cx">             result = {
</span><span class="cx">                 type: WebInspector.ScriptSyntaxTree.NodeType.Super
</span><span class="lines">@@ -1002,6 +1022,11 @@
</span><span class="cx">                 exported: this._createInternalSyntaxTree(node.exported),
</span><span class="cx">             };
</span><span class="cx">             break;
</span><ins>+        case &quot;Import&quot;:
+            result = {
+                type: WebInspector.ScriptSyntaxTree.NodeType.Import,
+            };
+            break;
</ins><span class="cx">         case &quot;ImportDeclaration&quot;:
</span><span class="cx">             result = {
</span><span class="cx">                 type: WebInspector.ScriptSyntaxTree.NodeType.ImportDeclaration,
</span><span class="lines">@@ -1080,6 +1105,7 @@
</span><span class="cx">     FunctionExpression: Symbol(&quot;function-expression&quot;),
</span><span class="cx">     Identifier: Symbol(&quot;identifier&quot;),
</span><span class="cx">     IfStatement: Symbol(&quot;if-statement&quot;),
</span><ins>+    Import: Symbol(&quot;import&quot;),
</ins><span class="cx">     ImportDeclaration: Symbol(&quot;import-declaration&quot;),
</span><span class="cx">     ImportDefaultSpecifier: Symbol(&quot;import-default-specifier&quot;),
</span><span class="cx">     ImportNamespaceSpecifier: Symbol(&quot;import-namespace-specifier&quot;),
</span><span class="lines">@@ -1096,9 +1122,11 @@
</span><span class="cx">     Program: Symbol(&quot;program&quot;),
</span><span class="cx">     Property: Symbol(&quot;property&quot;),
</span><span class="cx">     RestElement: Symbol(&quot;rest-element&quot;),
</span><ins>+    RestProperty: Symbol(&quot;rest-property&quot;),
</ins><span class="cx">     ReturnStatement: Symbol(&quot;return-statement&quot;),
</span><span class="cx">     SequenceExpression: Symbol(&quot;sequence-expression&quot;),
</span><span class="cx">     SpreadElement: Symbol(&quot;spread-element&quot;),
</span><ins>+    SpreadProperty: Symbol(&quot;spread-property&quot;),
</ins><span class="cx">     Super: Symbol(&quot;super&quot;),
</span><span class="cx">     SwitchCase: Symbol(&quot;switch-case&quot;),
</span><span class="cx">     SwitchStatement: Symbol(&quot;switch-statement&quot;),
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceWorkersFormatterESTreeWalkerjs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/ESTreeWalker.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/ESTreeWalker.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/ESTreeWalker.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -182,6 +182,9 @@
</span><span class="cx">         case &quot;RestElement&quot;:
</span><span class="cx">             this._walk(node.argument, node);
</span><span class="cx">             break;
</span><ins>+        case &quot;RestProperty&quot;:
+            this._walk(node.argument, node);
+            break;
</ins><span class="cx">         case &quot;ReturnStatement&quot;:
</span><span class="cx">             this._walk(node.argument, node);
</span><span class="cx">             break;
</span><span class="lines">@@ -191,6 +194,9 @@
</span><span class="cx">         case &quot;SpreadElement&quot;:
</span><span class="cx">             this._walk(node.argument, node);
</span><span class="cx">             break;
</span><ins>+        case &quot;SpreadProperty&quot;:
+            this._walk(node.argument, node);
+            break;
</ins><span class="cx">         case &quot;SwitchStatement&quot;:
</span><span class="cx">             this._walk(node.discriminant, node);
</span><span class="cx">             this._walkArray(node.cases, node);
</span><span class="lines">@@ -288,6 +294,7 @@
</span><span class="cx">         case &quot;DebuggerStatement&quot;:
</span><span class="cx">         case &quot;EmptyStatement&quot;:
</span><span class="cx">         case &quot;Identifier&quot;:
</span><ins>+        case &quot;Import&quot;:
</ins><span class="cx">         case &quot;Literal&quot;:
</span><span class="cx">         case &quot;Super&quot;:
</span><span class="cx">         case &quot;ThisExpression&quot;:
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceWorkersFormatterEsprimaFormatterjs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/EsprimaFormatter.js (211553 => 211554)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/EsprimaFormatter.js        2017-02-02 10:30:17 UTC (rev 211553)
+++ trunk/Source/WebInspectorUI/UserInterface/Workers/Formatter/EsprimaFormatter.js        2017-02-02 10:31:18 UTC (rev 211554)
</span><span class="lines">@@ -828,9 +828,12 @@
</span><span class="cx">         // Include these here so we get only get warnings about unhandled nodes.
</span><span class="cx">         if (nodeType === &quot;ExpressionStatement&quot;
</span><span class="cx">             || nodeType === &quot;SpreadElement&quot;
</span><ins>+            || nodeType === &quot;SpreadProperty&quot;
</ins><span class="cx">             || nodeType === &quot;Super&quot;
</span><ins>+            || nodeType === &quot;Import&quot;
</ins><span class="cx">             || nodeType === &quot;MetaProperty&quot;
</span><span class="cx">             || nodeType === &quot;RestElement&quot;
</span><ins>+            || nodeType === &quot;RestProperty&quot;
</ins><span class="cx">             || nodeType === &quot;TemplateElement&quot;
</span><span class="cx">             || nodeType === &quot;TemplateLiteral&quot;
</span><span class="cx">             || nodeType === &quot;DebuggerStatement&quot;
</span></span></pre>
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