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Fix insertion location of <template> for declarative shadow roots #12666

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Fix insertion location of <template> for declarative shadow roots #12666

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92f7768
Editorial: Remove unused document variable for fragment parsing
shannonbooth Jul 9, 2026
08a23c3
Fix insertion location of <template> for declarative shadow roots
shannonbooth Jul 13, 2026
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16 changes: 6 additions & 10 deletions source
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Original file line number Diff line number Diff line change
Expand Up @@ -144549,10 +144549,12 @@ dictionary <dfn dictionary>StorageEventInit</dfn> : <span>EventInit</span> {

<div algorithm>
<p>To <dfn>insert an element at the adjusted insertion location</dfn> with an element
<var>element</var>:</p>
<var>element</var> and an optional insertion location <var>insertionLocation</var> (default
null):</p>

<ol>
<li><p>Let <var>insertionLocation</var> be the <span>adjusted insertion location</span>.</p></li>
<li><p>Set <var>insertionLocation</var> to the <span>adjusted insertion location</span> given
<var>insertionLocation</var>.</p></li>

<li><p>If it is not possible to insert <var>element</var> at <var>insertionLocation</var>, abort
these steps.</p></li>
Expand Down Expand Up @@ -145385,12 +145387,6 @@ document.body.appendChild(text);
<li><p>Let the <var>adjustedInsertionLocation</var> be the <span>appropriate place for
inserting a node</span>.</p></li>

<li><p>Let <var>intendedParent</var> be the element in which the
<var>adjustedInsertionLocation</var> finds itself.</p></li>

<li><p>Let <var>document</var> be <var>intendedParent</var>'s <span>node
document</span>.</p></li>

<li>
<p>If any of the following are false:</p>

Expand Down Expand Up @@ -145442,7 +145438,7 @@ document.body.appendChild(text);

<li><p>If <var>declarativeShadowHostElement</var> is a <span>shadow host</span>, then
<span>insert an element at the adjusted insertion location</span> with
<var>template</var>.</p></li>
<var>template</var> and <var>adjustedInsertionLocation</var>.</p></li>

<li>
<p>Otherwise:</p>
Expand All @@ -145463,7 +145459,7 @@ document.body.appendChild(text);

<ol>
<li><p><span>Insert an element at the adjusted insertion location</span> with
<var>template</var>.</p></li>
<var>template</var> and <var>adjustedInsertionLocation</var>.</p></li>

<li><p>The user agent may report an error to the developer console.</p></li>

Expand Down
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