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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/182998">182998</a></dd>
<dt>Author</dt> <dd>benjamin@webkit.org</dd>
<dt>Date</dt> <dd>2015-04-19 20:54:06 -0700 (Sun, 19 Apr 2015)</dd>
</dl>
<h3>Log Message</h3>
<pre>Improve the feature.json files
* features.json:</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceJavaScriptCoreChangeLog">trunk/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#trunkSourceJavaScriptCorefeaturesjson">trunk/Source/JavaScriptCore/features.json</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorefeaturesjson">trunk/Source/WebCore/features.json</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/ChangeLog (182997 => 182998)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/ChangeLog 2015-04-20 01:45:50 UTC (rev 182997)
+++ trunk/Source/JavaScriptCore/ChangeLog 2015-04-20 03:54:06 UTC (rev 182998)
</span><span class="lines">@@ -1,3 +1,9 @@
</span><ins>+2015-04-19 Benjamin Poulain <benjamin@webkit.org>
+
+ Improve the feature.json files
+
+ * features.json:
+
</ins><span class="cx"> 2015-04-19 Yusuke Suzuki <utatane.tea@gmail.com>
</span><span class="cx">
</span><span class="cx"> Introduce bytecode intrinsics
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorefeaturesjson"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/features.json (182997 => 182998)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/features.json 2015-04-20 01:45:50 UTC (rev 182997)
+++ trunk/Source/JavaScriptCore/features.json 2015-04-20 03:54:06 UTC (rev 182998)
</span><span class="lines">@@ -14,6 +14,16 @@
</span><span class="cx">
</span><span class="cx"> "features": [
</span><span class="cx"> {
</span><ins>+ "name": "ASM.js",
+ "status": {
+ "status": "Continuously improving",
+ "enabled-by-default": true
+ },
+ "url": "http://asmjs.org",
+ "description": "ASM.js defines a subset of JavaScript that enforce stronger typing and has specific patterns of memory access. ASM.js is rarely hand-written, it is typically generated from other languages by compiler such as Emscripten.",
+ "comment": "There is no \"use asm\" mode in JavaScriptCore. Instead WebKit integrates ASM.js optimizations directly in the optimizer. As a result, it is possible to mix ASM-style typing with regular code and still get great performance and power efficiency."
+ },
+ {
</ins><span class="cx"> "name": "Array.prototype.includes",
</span><span class="cx"> "status": {
</span><span class="cx"> "status": "Done",
</span><span class="lines">@@ -25,6 +35,53 @@
</span><span class="cx"> "specification": "ES7"
</span><span class="cx"> },
</span><span class="cx"> {
</span><ins>+ "name": "Classes",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "https://people.mozilla.org/~jorendorff/es6-draft.html#sec-class-definitions",
+ "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=142774",
+ "specification": "ES6",
+ "description": "The new class syntax of ES6 provides a new syntax to define and extend JavaScript objects. The class syntax is a new notation, objects still use prototypal inheritance."
+ },
+ {
+ "name": "Map data structure",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "http://people.mozilla.org/~jorendorff/es6-draft.html#sec-map-constructor",
+ "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=120333",
+ "description": "Map provides an <a href=\"https://en.wikipedia.org/wiki/Associative_array\">associative array data</a> structure that maps keys to values.",
+ "specification": "ES6"
+ },
+ {
+ "name": "Number extensions (ES6)",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "http://people.mozilla.org/~jorendorff/es6-draft.html#sec-number-objects",
+ "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=131707",
+ "specification": "ES6",
+ "description": "ES6 extend Number with the methods Number.isFinite(), Number.isInteger(), Number.isSafeInteger(), Number.isNaN() and the attributes Number.EPSILON, Number.MIN_SAFE_INTEGER, Number.MAX_SAFE_INTEGER."
+ },
+ {
+ "name": "Octal and binary literals",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "https://people.mozilla.org/~jorendorff/es6-draft.html#sec-literals-numeric-literals",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=142681",
+ "specification": "ES6",
+ "description": "New syntax for number literals. Numbers can be provided as binary (e.g. 0b001001) or octal (e.g. 0o24)."
+ },
+ {
</ins><span class="cx"> "name": "Promise Objects",
</span><span class="cx"> "status": {
</span><span class="cx"> "status": "Done",
</span><span class="lines">@@ -37,6 +94,18 @@
</span><span class="cx"> "specification": "ES6"
</span><span class="cx"> },
</span><span class="cx"> {
</span><ins>+ "name": "Set data structure",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "https://people.mozilla.org/~jorendorff/es6-draft.html#sec-set-constructor",
+ "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Set",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=120549",
+ "description": "Set is a collection of unique objects.",
+ "specification": "ES6"
+ },
+ {
</ins><span class="cx"> "name": "Symbol Objects",
</span><span class="cx"> "status": {
</span><span class="cx"> "status": "Done",
</span><span class="lines">@@ -46,6 +115,30 @@
</span><span class="cx"> "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol",
</span><span class="cx"> "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=140435",
</span><span class="cx"> "specification": "ES6"
</span><ins>+ },
+ {
+ "name": "WeakMap",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "http://people.mozilla.org/~jorendorff/es6-draft.html#sec-weakmap-objects",
+ "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/WeakMap",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=120912",
+ "description": "Map provides an <a href=\"https://en.wikipedia.org/wiki/Associative_array\">associative array data</a> structure that maps keys to values. WeakMap's keys must be objects.",
+ "specification": "ES6"
+ },
+ {
+ "name": "for...of loops",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "http://people.mozilla.org/~jorendorff/es6-draft.html#sec-for-in-and-for-of-statements",
+ "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/for...of",
+ "description": "The for...of loops iterate over the values provided by the iterator of the target object.",
+ "specification": "ES6",
+ "comment": "Older versions of WebKit only supported iterating JavaScript arrays."
</ins><span class="cx"> }
</span><span class="cx"> ]
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (182997 => 182998)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog 2015-04-20 01:45:50 UTC (rev 182997)
+++ trunk/Source/WebCore/ChangeLog 2015-04-20 03:54:06 UTC (rev 182998)
</span><span class="lines">@@ -1,3 +1,9 @@
</span><ins>+2015-04-19 Benjamin Poulain <benjamin@webkit.org>
+
+ Improve the feature.json files
+
+ * features.json:
+
</ins><span class="cx"> 2015-04-18 Jon Lee <jonlee@apple.com>
</span><span class="cx">
</span><span class="cx"> [Mac] Time elapsed should be right-aligned
</span></span></pre></div>
<a id="trunkSourceWebCorefeaturesjson"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/features.json (182997 => 182998)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/features.json 2015-04-20 01:45:50 UTC (rev 182997)
+++ trunk/Source/WebCore/features.json 2015-04-20 03:54:06 UTC (rev 182998)
</span><span class="lines">@@ -22,10 +22,21 @@
</span><span class="cx"> "category": "css"
</span><span class="cx"> },
</span><span class="cx"> {
</span><ins>+ "name": "CSS Positioned Layout Module Level 3",
+ "url": "http://dev.w3.org/csswg/css-position/",
+ "keywords": ["css positioning"],
+ "category": "css"
+ },
+ {
</ins><span class="cx"> "name": "CSS Selectors Level 4",
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/",
</span><span class="cx"> "keywords": ["css selectors", "selectors"],
</span><del>- "category": "css"
</del><ins>+ "category": "css",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "CSS Shapes Level 1",
</span><span class="lines">@@ -63,7 +74,12 @@
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/#the-any-link-pseudo",
</span><span class="cx"> "specification": "CSS Selectors Level 4",
</span><span class="cx"> "description": "The pseudo class :any-link matches any element that would match :link or :visisted.",
</span><del>- "comment": "A prefix version :-webkit-any-link has been available for a while but it was not 100% compliant to the specification."
</del><ins>+ "comment": "A prefix version :-webkit-any-link has been available for a while but it was not 100% compliant to the specification.",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "CSS Selector :lang() level 4",
</span><span class="lines">@@ -84,7 +100,12 @@
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/#matches",
</span><span class="cx"> "specification": "CSS Selectors Level 4",
</span><span class="cx"> "description": "The selector :matches() takes a selector list as argument and matches an element if any of them matches (e.g. :matches(article > section, #target)). When used for styling, the specificity of :matches() is the higest specificity of all selectors in the selector list.",
</span><del>- "comment": "The pseudo classes <em>:visited</em> and <em>:link</em> are not supported inside :matches()."
</del><ins>+ "comment": "The pseudo classes <em>:visited</em> and <em>:link</em> are not supported inside :matches().",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "CSS Selector :not() level 4",
</span><span class="lines">@@ -95,7 +116,12 @@
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/#negation",
</span><span class="cx"> "specification": "CSS Selectors Level 4",
</span><span class="cx"> "description": "The selector :not() in level 4 supports full selector lists as argument. For example: :not(:any-link >> img, :any-link >> picture).",
</span><del>- "comment": "The pseudo classes <em>:visited</em> and <em>:link</em> are not supported inside :not()."
</del><ins>+ "comment": "The pseudo classes <em>:visited</em> and <em>:link</em> are not supported inside :not().",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "CSS Selector :nth-child(An+B of selector list) and :nth-last-child(An+B of selector list)",
</span><span class="lines">@@ -106,7 +132,12 @@
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/#the-nth-child-pseudo",
</span><span class="cx"> "specification": "CSS Selectors Level 4",
</span><span class="cx"> "description": "The pseudo classes :nth-child() and :nth-last-child() now supports a selector list that filters what to count. For example: \":nth-child(even of .visible)\".",
</span><del>- "comment": "The pseudo classes <em>:visited</em> and <em>:link</em> are not supported inside :nth-child() and :nth-last-child()."
</del><ins>+ "comment": "The pseudo classes <em>:visited</em> and <em>:link</em> are not supported inside :nth-child() and :nth-last-child().",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "CSS Selector :placeholder-shown",
</span><span class="lines">@@ -117,7 +148,12 @@
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/#placeholder",
</span><span class="cx"> "specification": "CSS Selectors Level 4",
</span><span class="cx"> "description": "The selector :placeholder-shown matches any input element that has a visible placeholder.",
</span><del>- "comment": "Styling the placeholder can be done through the WebKit pseudo-element \"::-webkit-input-placeholder\"."
</del><ins>+ "comment": "Styling the placeholder can be done through the WebKit pseudo-element \"::-webkit-input-placeholder\".",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "Case-insensitive attribute selectors",
</span><span class="lines">@@ -127,7 +163,12 @@
</span><span class="cx"> },
</span><span class="cx"> "url": "http://dev.w3.org/csswg/selectors-4/#attribute-case",
</span><span class="cx"> "specification": "CSS Selectors Level 4",
</span><del>- "description": "Any attribute selector that test a value can take a flag \"i\" to use case insensitive checks. For example: input[type=number i] test the value \"number\" case-insensitively."
</del><ins>+ "description": "Any attribute selector that test a value can take a flag \"i\" to use case insensitive checks. For example: input[type=number i] test the value \"number\" case-insensitively.",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "Element.closest()",
</span><span class="lines">@@ -139,7 +180,12 @@
</span><span class="cx"> "documentation-url": "https://developer.mozilla.org/en-US/docs/Web/API/Element/closest",
</span><span class="cx"> "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=137418",
</span><span class="cx"> "specification": "DOM",
</span><del>- "description": "Find the closest ancestor matching the selector passed as argument. The element itself is returned if it matches the selector."
</del><ins>+ "description": "Find the closest ancestor matching the selector passed as argument. The element itself is returned if it matches the selector.",
+ "contact": {
+ "name": "Benjamin Poulain",
+ "twitter": "@awfulben",
+ "email": "benjamin@webkit.org"
+ }
</ins><span class="cx"> },
</span><span class="cx"> {
</span><span class="cx"> "name": "Force Click Events",
</span><span class="lines">@@ -161,6 +207,16 @@
</span><span class="cx"> "description": "The \"pointer\" media defines how percise the pointing device is. The \"hover\" media defines the ability of the poiting device to hover elements."
</span><span class="cx"> },
</span><span class="cx"> {
</span><ins>+ "name": "MicroData",
+ "status": {
+ "status": "Removed"
+ },
+ "url": "https://html.spec.whatwg.org/multipage/microdata.html",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=119480",
+ "specification": "HTML5",
+ "comment": "WebKit used to support MicroData. The feature never gained any traction and was eventually removed to clean up the codebase."
+ },
+ {
</ins><span class="cx"> "name": "Navigator.hardwareConcurrency",
</span><span class="cx"> "status": {
</span><span class="cx"> "status": "Done",
</span><span class="lines">@@ -171,6 +227,17 @@
</span><span class="cx"> "description": "Navigator.hardwareConcurrency provides the total number of logical processors available to the user agent."
</span><span class="cx"> },
</span><span class="cx"> {
</span><ins>+ "name": "Position: sticky",
+ "status": {
+ "status": "Done",
+ "enabled-by-default": true
+ },
+ "url": "http://dev.w3.org/csswg/css-position/#sticky-pos",
+ "specification": "CSS Positioned Layout Module Level 3",
+ "description": "Sticky positioning provides a way to position element out of the normal flow when scrolling. Unlike solutions based on JavaScript, the change of position is synchronized with scrolling.",
+ "comment": "The feature is prefixed with <em>-webkit-</em>. There are some remaining issues to resolve in the specification."
+ },
+ {
</ins><span class="cx"> "name": "Readable Streams",
</span><span class="cx"> "status": {
</span><span class="cx"> "status": "In Development",
</span><span class="lines">@@ -191,6 +258,16 @@
</span><span class="cx"> "specification": "CSS Shapes Level 1",
</span><span class="cx"> "description": "CSS Shapes describe geometric shapes for use in CSS. For Level 1, CSS Shapes can be applied to floats.",
</span><span class="cx"> "comment": "The implementation is feature complete and shipping, but is -webkit prefixed."
</span><ins>+ },
+ {
+ "name": "Shared Web Workers",
+ "status": {
+ "status": "Removed"
+ },
+ "url": "https://html.spec.whatwg.org/multipage/workers.html#shared-workers-introduction",
+ "webkit-url": "https://bugs.webkit.org/show_bug.cgi?id=140344",
+ "specification": "HTML5",
+ "comment": "The implementation of Shared Web Workers was imposing undesirable constraints on the engine. The feature never gained any adoption and was eventually removed from the engine."
</ins><span class="cx"> }
</span><span class="cx"> ]
</span><span class="cx"> }
</span></span></pre>
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