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Add customElements.getName(constructor) #9195

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merged 8 commits into from
Jun 30, 2023
Merged

Add customElements.getName(constructor) #9195

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32ecc9e
Add customElements.getName(constructor)
keithamus Apr 21, 2023
e47ea44
use nullish DOMstring
keithamus Apr 24, 2023
8614a04
fixup bad ref
keithamus Apr 24, 2023
28e1415
remove uneccessary parens
keithamus Apr 24, 2023
88ee059
fix null return
keithamus Apr 24, 2023
253e24a
update phrasing
keithamus Apr 24, 2023
147ef28
accidentally a word
keithamus Apr 24, 2023
635336f
Fix wrapping
zcorpan Jun 30, 2023
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24 changes: 22 additions & 2 deletions source
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Original file line number Diff line number Diff line change
Expand Up @@ -70569,6 +70569,7 @@ document.body.append(parent);
interface <dfn interface>CustomElementRegistry</dfn> {
[<span>CEReactions</span>] undefined <span data-x="dom-CustomElementRegistry-define">define</span>(DOMString name, <span>CustomElementConstructor</span> constructor, optional <span>ElementDefinitionOptions</span> options = {});
(<span>CustomElementConstructor</span> or undefined) <span data-x="dom-CustomElementRegistry-get">get</span>(DOMString name);
DOMString? <span data-x="dom-CustomElementRegistry-getName">getName</span>(CustomElementConstructor constructor);
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Promise&lt;<span>CustomElementConstructor</span>&gt; <span data-x="dom-CustomElementRegistry-whenDefined">whenDefined</span>(DOMString name);
[<span>CEReactions</span>] undefined <span data-x="dom-CustomElementRegistry-upgrade">upgrade</span>(<span>Node</span> root);
};
Expand Down Expand Up @@ -70601,8 +70602,8 @@ dictionary <dfn dictionary>ElementDefinitionOptions</dfn> {
<dt><code data-x=""><var>window</var>.<span data-x="dom-window-customElements">customElements</span>.<span subdfn data-x="dom-CustomElementRegistry-define">define</span>(<var>name</var>,
<var>constructor</var>)</code></dt>

<dd>Defines a new <span>custom element</span>, mapping the given name to the given constructor as
an <span>autonomous custom element</span>.</dd>
<dd>Defines a new <span>custom element</span>, mapping the given name to the given constructor
as an <span>autonomous custom element</span>.</dd>


<dt><code data-x=""><var>window</var>.<span data-x="dom-window-customElements">customElements</span>.<span data-x="dom-CustomElementRegistry-define">define</span>(<var>name</var>, <var>constructor</var>,
Expand All @@ -70619,6 +70620,11 @@ dictionary <dfn dictionary>ElementDefinitionOptions</dfn> {
<dd>Retrieves the <span>custom element constructor</span> defined for the given <span data-x="concept-custom-element-definition-name">name</span>. Returns undefined if there is no
<span>custom element definition</span> with the given <span data-x="concept-custom-element-definition-name">name</span>.</dd>

<dt><code data-x=""><var>window</var>.<span data-x="dom-window-customElements">customElements</span>.<span subdfn data-x="dom-CustomElementRegistry-getName">getName</span>(<var>constructor</var>)</code></dt>

<dd>Retrieves the given name for a <span>custom element</span> defined for the given <span data-x="concept-custom-element-definition-constructor">constructor</span>. Returns null if there is no
<span>custom element definition</span> with the given <span data-x="concept-custom-element-definition-constructor">constructor</span>.</dd>

<dt><code data-x=""><var>window</var>.<span data-x="dom-window-customElements">customElements</span>.<span subdfn data-x="dom-CustomElementRegistry-whenDefined">whenDefined</span>(<var>name</var>)</code></dt>

<dd>Returns a promise that will be fulfilled with the <span>custom element</span>'s constructor
Expand Down Expand Up @@ -70858,6 +70864,19 @@ dictionary <dfn dictionary>ElementDefinitionOptions</dfn> {
<li><p>Otherwise, return undefined.</p></li>
</ol>

<p>The <dfn method for="CustomElementRegistry"><code
data-x="dom-CustomElementRegistry-getName">getName(<var>constructor</var>)</code></dfn> method
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steps are:</p>

<ol>
<li><p>If this <code>CustomElementRegistry</code> contains an entry with <span
data-x="concept-custom-element-definition-constructor">constructor</span>
<var>constructor</var>, then return that entry's <span
data-x="concept-custom-element-definition-name">name</span>.</p></li>

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<li><p>Return null.</p></li>
</ol>

<p>When invoked, the <dfn method for="CustomElementRegistry"><code
data-x="dom-CustomElementRegistry-whenDefined">whenDefined(<var>name</var>)</code></dfn> method
must run these steps:</p>
Expand Down Expand Up @@ -134363,6 +134382,7 @@ INSERT INTERFACES HERE
葛依寧 (Kat Hackett),
Kathy Walton,
河童エクマ（Kawarabe Ecma）<!-- heppokofrontend on GitHub -->
Keith Cirkel, <!-- keithamus on GitHub -->
Keith Rollin,
Keith Yeung,
Kelly Ford,
Expand Down