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Diffstat (limited to 'deps/v8/src/harmony-array.js')
| -rw-r--r-- | deps/v8/src/harmony-array.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/deps/v8/src/harmony-array.js b/deps/v8/src/harmony-array.js index dbcb292a08..88b878f0a7 100644 --- a/deps/v8/src/harmony-array.js +++ b/deps/v8/src/harmony-array.js @@ -123,11 +123,29 @@ function ArrayFill(value /* [, start [, end ] ] */) { // length == 1 return array; } +// ES6, draft 05-22-14, section 22.1.2.3 +function ArrayOf() { + var length = %_ArgumentsLength(); + var constructor = this; + // TODO: Implement IsConstructor (ES6 section 7.2.5) + var array = IS_SPEC_FUNCTION(constructor) ? new constructor(length) : []; + for (var i = 0; i < length; i++) { + %AddElement(array, i, %_Arguments(i), NONE); + } + array.length = length; + return array; +} + // ------------------------------------------------------------------- function HarmonyArrayExtendArrayPrototype() { %CheckIsBootstrapping(); + // Set up non-enumerable functions on the Array object. + InstallFunctions($Array, DONT_ENUM, $Array( + "of", ArrayOf + )); + // Set up the non-enumerable functions on the Array prototype object. InstallFunctions($Array.prototype, DONT_ENUM, $Array( "find", ArrayFind, |