caitpotter88
e7d4bf87ad
[es6] fix IsConcatSpreadable() algorithm in runtime-array.cc
...
The ordering of the "IsArray()" check for IsConcatSpreadable() was incorrect previously --- IsArray() is only used if Get(O, @@isConcatSpreadable) is undefined. Without this fix, it's not possible for Array subclasses to opt out of spreading
22.1.3.1.1 http://www.ecma-international.org/ecma-262/6.0/#sec-isconcatspreadable
BUG=v8:3764
LOG=N
R=arv@chromium.org , dslomov@chromium.org , rossberg@chromium.org
Review URL: https://codereview.chromium.org/1192153002
Cr-Commit-Position: refs/heads/master@{#29127}
2015-06-18 19:47:29 +00:00
caitpotter88
ea3f39486c
[tests]: fix exponentiation in harmony array-concat tests
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BUG=
LOG=N
R=adamk@chromium.org
Review URL: https://codereview.chromium.org/921683006
Cr-Commit-Position: refs/heads/master@{#26710}
2015-02-17 22:28:12 +00:00
caitpotter88
525385ab50
Fix ArrayConcat for JSValues/JSFunctions/JSRegExps with @@isConcatSpreadable
...
LOG=N
BUG=v8:3764, v8:3765
R=dslomov@chromium.org
Review URL: https://codereview.chromium.org/799803003
Cr-Commit-Position: refs/heads/master@{#25855}
2014-12-16 21:08:27 +00:00
caitpotter88
aed5d734e6
Use proper ToLength() operation in %ArrayConcat()
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LOG=N
R=dslomov@chromium.org
BUG=
Review URL: https://codereview.chromium.org/799853003
Cr-Commit-Position: refs/heads/master@{#25828}
2014-12-15 19:08:41 +00:00
caitpotter88
48054170e9
Implement ES6 @@isConcatSpreadable / Array.prototype.concat
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Add support for Symbol.isConcatSpreadable in Array.prototype.concat. This enables spreading non-Array objects with the symbol.
LOG=N
R=dslomov@chromium.org
BUG=
Review URL: https://codereview.chromium.org/771483002
Cr-Commit-Position: refs/heads/master@{#25808}
2014-12-12 18:38:48 +00:00
