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‎.github/PULL_REQUEST_TEMPLATE.md

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* [ ] Chromium (https://bugs.chromium.org/p/chromium/issues/detail?id=)
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* [ ] Gecko (https://bugzilla.mozilla.org/show_bug.cgi?id=)
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* WebKit - not implemented.
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* [ ] WebKit (https://bugs.webkit.org/show_bug.cgi?id=)

‎.github/workflows/tidy.yml

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- run: tidy -config tidyconf.txt -o index.html index.html
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- uses: peter-evans/create-pull-request@v3
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with:
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title: "chore(tidy): tidy up document"
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commit-message: "Tidied up document using tidy-html5"
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title: "Tidied up document using tidy-html5"
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commit-message: "chore(tidy): tidy up document"
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branch: html-tidy

‎index.html

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companyURL: "https://www.mozilla.org/",
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w3cid: "68503"
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},
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{
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name: "Marcos Caceres",
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company: "Apple Inc.",
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companyURL: "https://www.apple.com/",
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w3cid: "39125"
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},
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{
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name: "Bryan Sullivan",
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company: "AT&T",
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subscriptiona> having the new keys as |newSubscription|.
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p>
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<p>
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To <dfn>create a push subscriptiondfn>, given an <a>PushSubscriptionOptionsa> object
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of |options|, the <a>user agenta> must run the following steps:
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To <dfn>create a push subscriptiondfn>, given an {{PushSubscriptionOptionsInit}}
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|optionsDictionary:PushSubscriptionOptionsInit|:
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p>
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<ol>
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<li>Let |subscription| be a new <a>push subscriptiona>.
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<ol class="algorithm">
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<li>Let |subscription:PushSubscription| be a new {{PushSubscription}}.
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li>
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<li>Let |options:PushSubscriptionOptions| be a newly created {{PushSubscriptionOptions}}
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object, initializing its attributes with the corresponding members and values of
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|optionsDictionary|.
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li>
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<li>Set the `options` attribute of |subscription| to be a copy of |options|.
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<li>Set |subscription|'s {{PushSubscription/options}} attribute to |options|.
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li>
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<li>Generate a new P-256 <a>ECDHa> key pair [[ANSI-X9-62]]. Store the private key in an
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internal slot on |subscription|; this value MUST NOT be made available to applications.
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key can be retrieved by calling the {{PushSubscription/getKey()}} method of the
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{{PushSubscription}} with an argument of {{PushEncryptionKeyName/"auth"}}.
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li>
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<li>Make a request to the <a>push servicea> to create a new <a>push subscriptiona>.
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Include the {{PushSubscriptionOptions/applicationServerKey}} attribute of |options| when
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it has been set.
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<li>Request a new <a>push subscriptiona>. Include the
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{{PushSubscriptionOptions/applicationServerKey}} attribute of |options| when it has been
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set. Rethrow any [=exceptions=].
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li>
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<li>When the request has completed, return |subscription|.
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<li>When the <a>push subscriptiona> request has completed successfully:
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<ol>
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<li>Set |subscription|'s {{PushSubscription/endpoint}} attribute to the [=URL=]
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provided by the <a>push subscriptiona>.
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li>
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<li>If provided by the <a>push subscriptiona>, set |subscription|'s
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{{PushSubscription/expirationTime}}.
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li>
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ol>
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li>
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<li>Return |subscription|.
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li>
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ol>
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<section>
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MAY support content codings defined in previous versions of the draft for compatibility
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reasons.
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p>
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<h3>
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`subscribe()` method
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h3>
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<p>
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The <dfn>subscribedfn> method when invoked MUST run the following steps:
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The <dfn>subscribe()dfn> method when invoked MUST run the following steps:
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p>
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<ol>
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<ol class="algorithm">
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<li>If the [=relevant global object=] of [=this=] does not have [=transient activation=],
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return [=a promise rejected with=] with a {{"NotAllowedError"}} {{DOMException}}.
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li>
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<li>[=Consume user activation=] of [=this=]'s [=relevant global object=].
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li>
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<li>Let |promise| be <a>a new promisea>.
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li>
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<li>Return |promise| and continue the following steps asynchronously.
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<li>Let |global| be [=this=]' [=relevant global object=].
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li>
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<li>If the <a>current settings objecta> is not a [=secure context=], reject |promise|
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with a {{DOMException}} whose name is {{"SecurityError"}} and terminate these steps.
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<li>Return |promise| and continue [=in parallel=].
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<aside class="note" title="Validation order can vary across user agents">
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<p>
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Because of implementation-specific reasons, user agents are known to do some of the
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following checks in different order (e.g., some check if
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{{PushSubscriptionOptionsInit/userVisibleOnly}} is allowed after validating the
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{{PushSubscriptionOptionsInit/applicationServerKey}}, and vice versa). However, we
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don't believe this affects interoperability of implementations or web applications.
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p>
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aside>
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li>
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<li>If the |options| argument has a {{PushSubscriptionOptionsInit/userVisibleOnly}} value
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set to `false` and the user agent requires it to be `true`, [=queue a global task=] on the
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[=networking task source=] using |global| to [=reject=] |promise| {{"NotAllowedError"}}
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{{DOMException}}
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li>
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<li>If the |options| argument does not include a non-null value for the
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{{PushSubscriptionOptionsInit/applicationServerKey}} member, and the <a>push servicea>
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requires one to be given, [=queue a global task=] on the [=networking task source=] using
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|global| to [=reject=] |promise| with a {{"NotSupportedError"}} {{DOMException}}.
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li>
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<li>If the |options| argument includes a non-null value for the
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{{PushSubscriptionOptions/applicationServerKey}} attribute, run the following sub-steps:
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<ol>
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<li>If the |applicationServerKey| is provided as a {{DOMString}}, set its value to an
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{{ArrayBuffer}} containing the sequence of octets that result from decoding
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|applicationServerKey| using the base64url encoding [[RFC7515]]. If decoding fails,
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reject promise with a {{DOMException}} whose name is {{"InvalidCharacterError"}} and
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terminate these steps.
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<li>If |options|'s {{PushSubscriptionOptionsInit/applicationServerKey}} is a
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{{DOMString}}, set its value to an {{ArrayBuffer}} containing the sequence of octets
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that result from decoding |options|'s
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{{PushSubscriptionOptionsInit/applicationServerKey}} using the base64url encoding
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[[RFC7515]].
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li>
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<li>If decoding fails, [=queue a global task=] on the [=networking task source=] using
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|global| to [=reject=] |promise| with an {{"InvalidCharacterError"}} {{DOMException}}
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and terminate these steps.
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li>
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<li>Ensure that |applicationServerKey| describes a valid point on the P-256 curve. If
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the |applicationServerKey| value is invalid, reject |promise| with a {{DOMException}}
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whose name is {{"InvalidAccessError"}} and terminate these steps.
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<li>Ensure that |options|'s {{PushSubscriptionOptionsInit/applicationServerKey}}
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describes a valid point on the P-256 curve. If its value is invalid, [=queue a global
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task=] on the [=networking task source=] using |global| to [=reject=] |promise| with an
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{{"InvalidAccessError"}} {{DOMException}} and terminate these steps.
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li>
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ol>
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li>
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<li>If the |options| argument does not include a non-null value for the
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{{PushSubscriptionOptions/applicationServerKey}} attribute, and the <a>push servicea>
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requires one to be given, reject |promise| with a {{DOMException}} whose name is
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{{"NotSupportedError"}} and terminate these steps.
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li>
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<li>Let |registration| be the {{PushManager}}'s associated <a>service worker
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<li>Let |registration:ServiceWorkerRegistration| be [=this=]'s associated <a>service worker
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registrationa>.
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li>
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<li>If |registration|'s [=service worker registration/active worker=] is null, reject
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|promise| with a {{DOMException}} whose name is {{"InvalidStateError"}} and terminate these
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steps.
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<li>If |registration|'s [=service worker registration/active worker=] is null, [=queue a
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global task=] on the [=networking task source=] using |global| to [=reject=] |promise| with
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an {{"InvalidStateError"}} {{DOMException}} and terminate these steps.
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li>
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<li>Let |sw| be |registration|'s [=service worker registration/active worker=].
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li>
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<li>Let |permission| be [=request permission to use=] "push".
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li>
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<li>If |permission| is "denied", reject |promise| with a {{DOMException}} whose name is
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{{"NotAllowedError"}} and terminate these steps.
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<li>If |permission| is {{PermissionState/"denied"}}, [=queue a global task=] on the [=user
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interaction task source=] using |global| to [=reject=] |promise| with a
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{{"NotAllowedError"}} {{DOMException}} and terminate these steps.
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li>
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<li>If the <a>Service Workera> is already subscribed, run the following substeps:
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<li>If |sw| is already subscribed, run the following sub-steps:
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<ol>
601-
<li>Retrieve the <a>push subscriptiona> associated with the <a>Service Workera>.
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<li>Try to retrieve the <a>push subscriptiona> associated with the |sw|. If there is
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an error, [=queue a global task=] on the [=networking task source=] using |global| to
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[=reject=] |promise| with an {{"AbortError"}} {{DOMException}} and terminate these
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steps.
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li>
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<li>If there is an error, reject |promise| with a {{DOMException}} whose name is
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{{"AbortError"}} and terminate these steps.
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<li>Let |subscription| be the <a>push subscriptiona> associated with |sw|.
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li>
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<li>Let |subscription| be the retrieved subscription.
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<li>Compare the |options| argument with the `options` attribute of |subscription|. The
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contents of {{BufferSource}} values are compared for equality rather than
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[=ECMAScript/reference record|reference=].
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li>
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<li>Compare the |options| argument with the `options` attribute of |subscription|. If
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any attribute on |options| contains a different value to that stored for
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|subscription|, then reject |promise| with an {{InvalidStateError}} and terminate these
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steps. The contents of {{BufferSource}} values are compared for equality rather than
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<a href=
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"https://tc39.github.io/ecma262/#sec-reference-specification-type">referencesa>.
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<li>If any attribute on |options| contains a different value to that stored for
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|subscription|, then [=queue a global task=] on the [=networking task source=] using
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|global| to [=reject=] |promise| with an {{"InvalidStateError"}} {{DOMException}} and
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terminate these steps.
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li>
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<li>When the request has been completed, resolve |promise| with |subscription|.
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<li>When the request has been completed, [=queue a global task=] on the [=networking
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task source=] using |global| to [=resolve=] |promise| with |subscription| and terminate
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these steps.
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li>
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ol>
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li>
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<li>Let |subscription| be the result of running the <a>create a push subscriptiona> steps
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given |options|.
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li>
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<li>If there is an error, reject |promise| with a {{DOMException}} whose name is
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{{"AbortError"}} and terminate these steps.
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<li>Let |subscription| be the result of trying to [=create a push subscription=] with
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|options|. If creating the subscription [=exception/throws=] an [=exception=], [=queue a
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global task=] on the [=networking task source=] using |global| to [=reject=] |promise| with
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a that [=exception=] and terminate these these steps.
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li>
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<li>Resolve |promise| with a {{PushSubscription}} providing the details of the new
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<li>Otherwise, [=queue a global task=] on the [=networking task source=] using |global| to
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[=resolve=] |promise| with a {{PushSubscription}} providing the details of the new
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|subscription|.
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li>
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ol>
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};
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pre>
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<p>
942-
<a>PushMessageDataa> objects have an associated <dfn>bytesdfn> (a byte sequence) set on
943-
creation, which is `null` if there was no data in the <a>push messagea>.
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<a>PushMessageDataa> objects have an associated [=byte sequence=] set on creation, which
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is `null` if there was no data in the <a>push messagea>.
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p>
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<p>
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The <dfn>arrayBuffer()dfn> method, when invoked, MUST return an {{ArrayBuffer}} whose

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