[Webkit-unassigned] [Bug 31813] New: Add support for block scope const

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=31813

           Summary: Add support for block scope const
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: All
               URL: http://wiki.ecmascript.org/doku.php?id=harmony:const
        OS/Version: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: arv at chromium.org


JSC currently supports const but the current implementation use function scope.
For ES Harmony, const should have block scoping.

var x = 1
{
  const x = 2;
  print(x); // 2
}
print(x); // 1
x = 3;
print(x); // 3

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