Skip to content

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

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 3 commits into from
Mar 23, 2018
Merged

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

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
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
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion docs/index.bs
View file
Open in desktop
Original file line number Diff line number Diff line change
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=], if any; otherwise let it be null.
Copy link
Contributor

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

I think ", or null if no match is found" would be clearer.

Copy link
Collaborator Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

That sounds good. I addressed it.

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
2 changes: 1 addition & 1 deletion docs/v1/index.bs
View file
Open in desktop
Original file line number Diff line number Diff line change
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=], if any; otherwise let it be null.
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