src/v8natives.js - Issue 608193002: Revert "Convert `obj` ToObject in Object.keys()"

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Unified Diff: src/v8natives.js

Issue 608193002: Revert "Convert `obj` ToObject in Object.keys()" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 6 years, 3 months ago

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Index: src/v8natives.js

diff --git a/src/v8natives.js b/src/v8natives.js

index bc6a375d7513050c004de62ba3fd9f91a7fd00ba..782b953ea9763edf0dadbc32511d32a6deef0463 100644

--- a/src/v8natives.js

+++ b/src/v8natives.js

@@ -325,7 +325,9 @@ function ObjectLookupSetter(name) {

function ObjectKeys(obj) {

- obj = ToObject(obj);

+ if (!IS_SPEC_OBJECT(obj)) {

+ throw MakeTypeError("called_on_non_object", ["Object.keys"]);

+ }

if (%IsJSProxy(obj)) {

var handler = %GetHandler(obj);

var names = CallTrap0(handler, "keys", DerivedKeysTrap);

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