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Tue Jan 27 15:54:36 PST 2015

I think this can be fixed inside Parser::parseVarDeclarationList on line 489+ by raising a parse error for any deconstruction pattern node that does not contain a rhs.

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Date: Fri, 30 Jan 2015 11:26:51 -0800
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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Crash in uninitialized deconstructing variable."
   href="https://bugs.webkit.org/show_bug.cgi?id=141070#c5">Comment # 5</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Crash in uninitialized deconstructing variable."
   href="https://bugs.webkit.org/show_bug.cgi?id=141070">bug 141070</a>
              from <span class="vcard"><a class="email" href="mailto:saambarati1&#64;gmail.com" title="Saam Barati &lt;saambarati1&#64;gmail.com&gt;"> <span class="fn">Saam Barati</span></a>
</span></b>
        <pre>(In reply to <a href="show_bug.cgi?id=141070#c0">comment #0</a>)
<span class="quote">&gt; I think this bug is related with
&gt; <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - The parser should generate AST nodes the var declarations with no initializers"
   href="show_bug.cgi?id=135545">https://bugs.webkit.org/show_bug.cgi?id=135545</a>
&gt; variable declarations with no initializer, something like 'var {A};' or 'var
&gt; [A];', make crash.
&gt; these declarations also need AST nodes.</span >