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Clarify target object of Client.postMessage can be null #1274

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Mar 23, 2018
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Clarify target object of Client.postMessage can be null #1274

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f3baaf2
Clarify target object of Client.postMessage can be null
jungkees Feb 2, 2018
9f38cd4
Try push again; remove a redundant space
jungkees Feb 6, 2018
f6def65
Address the comment
jungkees Feb 12, 2018
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4 changes: 2 additions & 2 deletions docs/index.bs
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Expand Up @@ -1028,7 +1028,7 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
The <dfn method for="Client"><code>postMessage(|message|, |transfer|)</code></dfn> method *must* run these steps:

1. Let |sourceSettings| be the <a>context object</a>'s <a>relevant settings object</a>.
1. Let |destination| be the {{ServiceWorkerContainer}} object whose [=ServiceWorkerContainer/service worker client=] is the <a>context object</a>'s [=Client/service worker client=].
1. Let |destination| be the {{ServiceWorkerContainer}} object whose [=ServiceWorkerContainer/service worker client=] is the <a>context object</a>'s [=Client/service worker client=], or null if no match is found.
1. If |destination| is null, <a>throw</a> an "{{InvalidStateError}}" {{DOMException}}.
1. Let |serializeWithTransferResult| be <a abstract-op>StructuredSerializeWithTransfer</a>(|message|, |transfer|). Rethrow any exceptions.
1. Add a <a>task</a> that runs the following steps to |destination|'s [=ServiceWorkerContainer/client message queue=]:
Expand Down Expand Up @@ -1209,7 +1209,7 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
1. Else, set |browsingContext| to |client|’s [=environment/target browsing context=].
1. [=Queue a task=] |task| to run the following substeps on |browsingContext|'s [=event loop=] using the [=user interaction task source=]:
1. If |browsingContext| has been [=a browsing context is discarded|discarded=], then set |isClientEnumerable| to false and abort these steps.
1. If |client| is a window client and |client|'s [=responsible document=] is not |browsingContext|'s [=active document=], then set |isClientEnumerable| to false and abort these steps.
1. If |client| is a window client and |client|'s [=responsible document=] is not |browsingContext|'s [=active document=], then set |isClientEnumerable| to false and abort these steps.
1. Set |windowData|["`visibilityState`"] to |browsingContext|'s [=active document=]'s {{Document/visibilityState}} attribute value.
1. Set |windowData|["`focusState`"] to the result of running the [=has focus steps=] with |browsingContext|'s [=active document=] as the argument.
1. If |client| is a [=window client=], then set |windowData|["`ancestorOriginsList`"] to |browsingContext|'s [=active document=]'s [=relevant global object=]'s {{Location}} object's [=Location/ancestor origins list=]'s associated list.
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4 changes: 2 additions & 2 deletions docs/v1/index.bs
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Expand Up @@ -966,7 +966,7 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
The <dfn method for="Client"><code>postMessage(|message|, |transfer|)</code></dfn> method *must* run these steps:

1. Let |sourceSettings| be the <a>context object</a>'s <a>relevant settings object</a>.
1. Let |destination| be the {{ServiceWorkerContainer}} object whose [=ServiceWorkerContainer/service worker client=] is the <a>context object</a>'s [=Client/service worker client=].
1. Let |destination| be the {{ServiceWorkerContainer}} object whose [=ServiceWorkerContainer/service worker client=] is the <a>context object</a>'s [=Client/service worker client=], or null if no match is found.
1. If |destination| is null, <a>throw</a> an "{{InvalidStateError}}" {{DOMException}}.
1. Let |serializeWithTransferResult| be <a abstract-op>StructuredSerializeWithTransfer</a>(|message|, |transfer|). Rethrow any exceptions.
1. Add a <a>task</a> that runs the following steps to |destination|'s [=ServiceWorkerContainer/client message queue=]:
Expand Down Expand Up @@ -1147,7 +1147,7 @@ spec: webappsec-referrer-policy; urlPrefix: https://w3c.github.io/webappsec-refe
1. Else, set |browsingContext| to |client|’s [=environment/target browsing context=].
1. [=Queue a task=] |task| to run the following substeps on |browsingContext|'s [=event loop=] using the [=user interaction task source=]:
1. If |browsingContext| has been [=a browsing context is discarded|discarded=], then set |isClientEnumerable| to false and abort these steps.
1. If |client| is a window client and |client|'s [=responsible document=] is not |browsingContext|'s [=active document=], then set |isClientEnumerable| to false and abort these steps.
1. If |client| is a window client and |client|'s [=responsible document=] is not |browsingContext|'s [=active document=], then set |isClientEnumerable| to false and abort these steps.
1. Set |windowData|["`visibilityState`"] to |browsingContext|'s [=active document=]'s {{Document/visibilityState}} attribute value.
1. Set |windowData|["`focusState`"] to the result of running the [=has focus steps=] with |browsingContext|'s [=active document=] as the argument.
1. If |client| is a [=window client=], then set |windowData|["`ancestorOriginsList`"] to |browsingContext|'s [=active document=]'s [=relevant global object=]'s {{Location}} object's [=Location/ancestor origins list=]'s associated list.
Expand Down