Array.isArray is not conform the ECMA specs

rust-js / rjs

Rust JavaScript interpreter

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Array.isArray is not conform the ECMA specs #64

Open pvginkel opened 9 years ago

pvginkel commented 9 years ago

Array.isArray checks the prototype of the object instead of just the [[Class]]. This is not conform the specs, but is how e.g. Google Chrome does it.