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Introduce an UnenumerableOperations extended attribute #719

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Introduce an UnenumerableOperations extended attribute #719

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Introduce an UnenumerableOperations extended attribute
Ms2ger Apr 26, 2019
7e12ad5
fixup! Introduce an UnenumerableOperations extended attribute
Ms2ger May 24, 2019
38f2af8
fixup! Introduce an UnenumerableOperations extended attribute
Ms2ger Jun 17, 2019
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22 changes: 21 additions & 1 deletion index.bs
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Expand Up @@ -10096,6 +10096,23 @@ See [[#es-DOMString]] for the specific requirements that the use of [{{TreatNull
</div>


<h4 id="UnenumerableOperations" extended-attribute lt="UnenumerableOperations">[UnenumerableOperations]</h4>

The [{{UnenumerableOperations}}] [=extended attribute=] is only applicable to [=interfaces=].

If the [{{UnenumerableOperations}}] [=extended attribute=] appears on a [=interface=], it indicates
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that all the [=interface=]'s [=operations=] are unenumerable.

The [{{UnenumerableOperations}}] [=extended attribute=] must
[=takes no arguments|take no arguments=].

The [{{UnenumerableOperations}}] [=extended attribute=] must be specified on [=interfaces=] if and
only if its [=interface/enclosing module=] is not null.

See [[#es-operations]] for the specific requirements that the use of [{{UnenumerableOperations}}]
entails.


<h4 id="Unforgeable" extended-attribute lt="Unforgeable">[Unforgeable]</h4>

If the [{{Unforgeable}}] [=extended attribute=] appears on
Expand Down Expand Up @@ -11215,14 +11232,17 @@ in which case they are exposed on every object that [=implements=] the interface
To <dfn>define the operations</dfn> |operations| of [=interface=] or [=namespace=] |definition| on |target|,
given [=Realm=] |realm|, run the following steps:

1. Let |enumerable| be <emu-val>false</emu-val> if |definition| is an [=interface=] that has
the [{{UnenumerableOperations}}] [=extended attribute=] and <emu-val>true</emu-val>
otherwise.
Comment on lines +11235 to +11237
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This should also be defined for Stringifiers, Common iterator behavior § forEach and Iterable declarations, like I’m doing in #825.

1. [=list/For each=] [=operation=] |op| of |operations|:
1. If |op| is not [=exposed=] in |realm|, then [=iteration/continue=].
1. Let |method| be the result of [=creating an operation function=]
given |op|, |definition|, and |realm|.
1. Let |modifiable| be <emu-val>false</emu-val> if |op| is [=unforgeable=]
and <emu-val>true</emu-val> otherwise.
1. Let |desc| be the PropertyDescriptor{\[[Value]]: |method|,
\[[Writable]]: |modifiable|, \[[Enumerable]]: <emu-val>true</emu-val>,
\[[Writable]]: |modifiable|, \[[Enumerable]]: |enumerable|,
\[[Configurable]]: |modifiable|}.
1. Let |id| be |op|'s [=identifier=].
1. Perform [=!=] <a abstract-op>DefinePropertyOrThrow</a>(|target|, |id|, |desc|).
Expand Down