src/runtime.js - Issue 7390028: Implement `in' for proxies.

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Unified Diff: src/runtime.js

Issue 7390028: Implement `in' for proxies. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Addressing Mads' comments. Created 9 years, 5 months ago

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Index: src/runtime.js

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

index 77b97aed837d654f8f8a3fda74cce5393674c25b..4b600df7360b3431f9a3834937a022e35d1a4648 100644

--- a/src/runtime.js

+++ b/src/runtime.js

@@ -354,7 +354,8 @@ function IN(x) {

if (!IS_SPEC_OBJECT(x)) {

throw %MakeTypeError('invalid_in_operator_use', [this, x]);

}

- return %_IsNonNegativeSmi(this) ? %HasElement(x, this) : %HasProperty(x, %ToString(this));

+ return %_IsNonNegativeSmi(this) && !%IsJSProxy(x) ?

+ %HasElement(x, this) : %HasProperty(x, %ToString(this));

}