[Webkit-unassigned] [Bug 161409] [JSC] Implement parsing of Async Functions

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=161409

--- Comment #40 from Yusuke Suzuki <utatane.tea at gmail.com> ---
Comment on attachment 289289
  --> https://bugs.webkit.org/attachment.cgi?id=289289
Async Function Parsing v5

View in context: https://bugs.webkit.org/attachment.cgi?id=289289&action=review

>>> Source/JavaScriptCore/parser/Parser.h:320
>>> +    }
>> 
>> What is the purpose of this `isModule()`?
> 
> m_moduleScopeData used to be a member of Scope, so this made sense back then. I've gotten rid of this method, and just check if the one in the parser is null or not instead.
> 
> This seems to fix a bug where modules allow "await" as an identifier in nested functions (which was incorrect per https://tc39.github.io/ecma262/#prod-FutureReservedWord)

Nice. Make sense.

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