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fixes #200: don't add additional ticks in wrapped objects' return #215

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merged 1 commit into from Aug 9, 2022
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fixes #200: don't add additional ticks in wrapped objects' return #215

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20 changes: 14 additions & 6 deletions spec.html
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Expand Up @@ -245,8 +245,12 @@ <h1>%WrapForValidIteratorPrototype%.return ( )</h1>
<emu-alg>
1. Let _O_ be *this* value.
1. Perform ? RequireInternalSlot(_O_, [[Iterated]]).
1. Let _result_ be ? IteratorClose(_O_.[[Iterated]], NormalCompletion(*undefined*)).
1. Return CreateIterResultObject(_result_, true).
1. Let _iterator_ be _O_.[[Iterated]].[[Iterator]].
1. Assert: Type(_iterator_) is Object.
1. Let _returnMethod_ be ? GetMethod(_iterator_, *"return"*).
1. If _returnMethod_ is *undefined*, then
1. Return CreateIterResultObject(*undefined*, *true*).
1. Return ? Call(_returnMethod_, _iterator_).
</emu-alg>
</emu-clause>
</emu-clause>
Expand Down Expand Up @@ -336,11 +340,15 @@ <h1>%WrapForValidAsyncIteratorPrototype%.return ( )</h1>
1. Let _promiseCapability_ be ! NewPromiseCapability(%Promise%).
1. Let _check_ be Completion(RequireInternalSlot(_O_, [[AsyncIterated]])).
1. IfAbruptRejectPromise(_check_, _promiseCapability_).
1. Let _result_ be Completion(AsyncIteratorClose(_O_.[[AsyncIterated]], NormalCompletion(*undefined*))).
1. Let _iterator_ be _O_.[[AsyncIterated]].[[Iterator]].
1. Assert: Type(_iterator_) is Object.
1. Let _returnMethod_ be Completion(GetMethod(_iterator_, *"return"*)).
1. IfAbruptRejectPromise(_returnMethod_, _promiseCapability_).
1. If _returnMethod_ is *undefined*, then
1. Return ? PromiseResolve(%Promise%, CreateIterResultObject(*undefined*, *true*)).
1. Let _result_ be Completion(Call(_returnMethod_, _iterator_)).
1. IfAbruptRejectPromise(_result_, _promiseCapability_).
1. Let _iterResult_ be CreateIterResultObject(_result_, *true*).
1. Perform ! Call(_promiseCapability_.[[Resolve]], *undefined*, &laquo; _iterResult_ &raquo;).
1. Return _promiseCapability_.[[Promise]].
1. Return ? PromiseResolve(%Promise%, _result_).
</emu-alg>
</emu-clause>
</emu-clause>
Expand Down