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Drop the marker attribute
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Lines changed: 69 additions & 103 deletions
Original file line numberDiff line numberDiff line change
@@ -3255,7 +3255,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
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<li><dfn data-x-href="https://dom.spec.whatwg.org/#concept-node-document">node document</dfn> concept</li>
32563256
<li><dfn data-x="concept-document-type" data-x-href="https://dom.spec.whatwg.org/#concept-document-type">document type</dfn> concept</li>
32573257
<li><dfn data-x="concept-DocumentFragment-host" data-x-href="https://dom.spec.whatwg.org/#concept-documentfragment-host">host</dfn> concept</li>
3258-
<li>The <dfn data-x-href="https://dom.spec.whatwg.org/#concept-shadow-root">shadow root</dfn> concept, and its <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-delegates-focus">delegates focus</dfn>, <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-available-to-element-internals">available to element internals</dfn>, <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-clonable">clonable</dfn>, <dfn data-x="shadow-serializable" data-x-href="https://dom.spec.whatwg.org/#shadowroot-serializable">serializable</dfn>, <dfn data-x="shadow-marker" data-x-href="https://dom.spec.whatwg.org/#shadowroot-marker">marker</dfn>, <dfn data-x="shadow-root-custom-element-registry" data-x-href="https://dom.spec.whatwg.org/#shadowroot-custom-element-registry">custom element registry</dfn>, and <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-keep-custom-element-registry-null">keep custom element registry null</dfn>.</li>
3258+
<li>The <dfn data-x-href="https://dom.spec.whatwg.org/#concept-shadow-root">shadow root</dfn> concept, and its <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-delegates-focus">delegates focus</dfn>, <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-available-to-element-internals">available to element internals</dfn>, <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-clonable">clonable</dfn>, <dfn data-x="shadow-serializable" data-x-href="https://dom.spec.whatwg.org/#shadowroot-serializable">serializable</dfn>, <dfn data-x="shadow-root-custom-element-registry" data-x-href="https://dom.spec.whatwg.org/#shadowroot-custom-element-registry">custom element registry</dfn>, and <dfn data-x-href="https://dom.spec.whatwg.org/#shadowroot-keep-custom-element-registry-null">keep custom element registry null</dfn>.</li>
32593259
<li>The <dfn data-x-href="https://dom.spec.whatwg.org/#element-shadow-host">shadow host</dfn> concept</li>
32603260
<li><dfn data-x-href="https://dom.spec.whatwg.org/#interface-htmlcollection"><code>HTMLCollection</code></dfn> interface, its
32613261
<dfn data-x="dom-HTMLCollection-length" data-x-href="https://dom.spec.whatwg.org/#dom-htmlcollection-length"><code>length</code></dfn> attribute, and its
@@ -12555,8 +12555,6 @@ interface <dfn interface>HTMLElement</dfn> : <span>Element</span> {
1255512555

1255612556
[<span>CEReactions</span>, <span data-x="xattr-Reflect">Reflect</span>, <span data-x="xattr-ReflectRange">ReflectRange=(0, 8)</span>] attribute unsigned long <dfn attribute for="HTMLElement" data-x="dom-headingOffset">headingOffset</dfn>;
1255712557
[<span>CEReactions</span>, <span data-x="xattr-Reflect">Reflect</span>] attribute boolean <dfn attribute for="HTMLElement" data-x="dom-headingReset">headingReset</dfn>;
12558-
12559-
[<span>CEReactions</span>, <span data-x="xattr-Reflect">Reflect</span>] attribute DOMString <dfn attribute for="HTMLElement" data-x="dom-marker">marker</dfn>;
1256012558
};
1256112559

1256212560
dictionary <dfn dictionary>ShowPopoverOptions</dfn> {
@@ -13912,7 +13910,6 @@ https://software.hixie.ch/utilities/js/live-dom-viewer/?%3C%21DOCTYPE%20HTML%3E%
1391213910
<li><code data-x="attr-itemscope">itemscope</code></li>
1391313911
<li><code data-x="attr-itemtype">itemtype</code></li>
1391413912
<li><code data-x="attr-lang">lang</code></li>
13915-
<li><code data-x="attr-marker">marker</code></li>
1391613913
<li><code data-x="attr-nonce">nonce</code></li>
1391713914
<li><code data-x="attr-popover">popover</code></li>
1391813915
<li><code data-x="attr-spellcheck">spellcheck</code></li>
@@ -67901,17 +67898,9 @@ interface <dfn interface>HTMLTemplateElement</dfn> : <span>HTMLElement</span> {
6790167898
<p>In a rendering, the <code>template</code> element <span>represents</span> nothing.</p>
6790267899

6790367900
<p>The <dfn element-attr for="template"><code data-x="attr-template-for">for</code></dfn> content
67904-
attribute identifies the <code>Element</code> or <code>ShadowRoot</code> that the
67905-
<code>template</code> content applies to, and optionally the <code>ProcessingInstruction</code>
67906-
child nodes that deliniate the range to replace. A U+0023 (#) separates the value of a <code
67907-
data-x="attr-marker">marker</code> content attribute or <span>shadow root</span>'s <span
67908-
data-x="shadow-marker">marker</span> from the <code>ProcessingInstruction</code> <code
67909-
data-x="">name</code> attribute value.</p>
67910-
67911-
<p>The <dfn element-attr for="htmlsvg-global"><code
67912-
data-x="attr-marker">marker</code></dfn> attribute value identifies the element to
67913-
update when the <code data-x="attr-template-for">for</code> attribute is
67914-
used.</p>
67901+
attribute identifies the <code>ProcessingInstruction</code> that marks the location to insert
67902+
content at (<code data-x="">&lt;?marker></code>) or the start of the range to replace
67903+
(<code data-x="">&lt;?start></code>).</p>
6791567904

6791667905
<p>The <dfn element-attr for="template"><code
6791767906
data-x="attr-template-shadowrootmode">shadowrootmode</code></dfn> content attribute is an
@@ -68141,50 +68130,16 @@ interface <dfn interface>HTMLTemplateElement</dfn> : <span>HTMLElement</span> {
6814168130
<li><p><span>Assert</span>: <var>template</var>'s <code data-x="attr-template-for">for</code>
6814268131
attribute is specified.</p></li>
6814368132

68144-
<li><p>Let <var>forAttrValue</var> be <var>template</var>'s <code
68133+
<li><p>Let <var>markerName</var> be <var>template</var>'s <code
6814568134
data-x="attr-template-for">for</code> attribute's value.</p></li>
6814668135

68147-
<li><p>If <var>forAttrValue</var> is the empty string, then return false.</p></li>
68148-
68149-
<li>
68150-
<p>If <var>forAttrValue</var> contains one or more U+0023 (#):</p>
68151-
68152-
<ol>
68153-
<li><p>Let <var>parentMarkerName</var> be the part of <var>forAttrValue</var> before the first
68154-
U+0023 (#).</p></li>
68155-
68156-
<li><p>Let <var>childMarkerName</var> be the part of <var>forAttrValue</var> after the first
68157-
U+0023 (#).</p></li>
68158-
</ol>
68159-
</li>
68160-
68161-
<li><p>Otherwise, let <var>parentMarkerName</var> be <var>forAttrValue</var> and let
68162-
<var>childMarkerName</var> be the empty string.</p></li>
68163-
68164-
<li><p>Let <var>parent</var> be null.</p></li>
68165-
68166-
<li><p>If <var>scope</var> is a <span>shadow root</span> and its <span
68167-
data-x="shadow-marker">marker</span> is equal to <var>parentMarkerName</var>, then set
68168-
<var>parent</var> to <var>scope</var>.
68169-
68170-
<li>
68171-
<p>Otherwise, set <var>parent</var> to the first <span>inclusive descendant</span> of
68172-
<var>scope</var> in <span>tree order</span> with a <code data-x="attr-marker">marker</code>
68173-
attribute value equal to <var>parentMarkerName</var>, or null if there is no such
68174-
element.</p>
68175-
68176-
<p class="XXX">Limit <var>parent</var> to "normal" elements.</p>
68177-
</li>
68178-
68179-
<li><p>If <var>parent</var> is null, then return false.</p></li>
68180-
6818168136
<li><p>Let (<var>start</var>, <var>end</var>) be the result of <span>find markers</span>
68182-
given <var>parent</var> and <var>childMarkerName</var>.</p></li>
68137+
given <var>scope</var> and <var>markerName</var>.</p></li>
6818368138

6818468139
<li><p>If <var>start</var> is null, then return false.</p></li>
6818568140

6818668141
<li><p>Set <var>template</var>'s <span>insertion target</span> to
68187-
<var>parent</var>.</p></li>
68142+
<var>start</var>'s parent.</p></li>
6818868143

6818968144
<li><p>Set <var>template</var>'s <span>insertion start marker</span> to
6819068145
<var>start</var>.</p></li>
@@ -68214,56 +68169,74 @@ interface <dfn interface>HTMLTemplateElement</dfn> : <span>HTMLElement</span> {
6821468169
</div>
6821568170

6821668171
<div algorithm>
68217-
<p>To <dfn>find markers</dfn> given a node <var>parent</var> and a string <var>name</var>:</p>
68172+
<p>To <dfn>find markers</dfn> given a node <var>scope</var> and a string <var>name</var>:</p>
6821868173

6821968174
<ol>
68220-
<li><p>Let <var>start</var> be null.</p></li>
68221-
68222-
<li><p>Let <var>nesting level</var> be 0.</p></li>
68223-
6822468175
<li>
68225-
<p>For each child <code>ProcessingInstruction</code> node <var>pi</var> of <var>parent</var>, in
68226-
<span>tree order</span>:</p>
68176+
<p>For each <var>descendant</var> of <var>scope</var>'s <span
68177+
data-x="concept-tree-descendant">descendants</span>, in <span>tree order</span>:</p>
6822768178

6822868179
<ol>
68229-
<li><p>Let <var>piName</var> be <var>pi</var>'s <code data-x="">name</code> attribute's value,
68230-
or the empty string if the <code data-x="">name</code> attribute is not specified.</p></li>
68180+
<li><p>If <var>descendant</var> is not a <code>ProcessingInstruction</code> node, then
68181+
<span>continue</span>.</p></li>
68182+
68183+
<li><p>If <var>descendant</var>'s <code data-x="">name</code> attribute's value is not
68184+
<var>name</var>, then <span>continue</span>.</p></li>
68185+
68186+
<li><p>If <var>descendant</var>'s <span data-x="concept-pi-target">target</span> is an
68187+
<span>ASCII case-insensitive</span> match for "<code data-x="">marker</code>", then return
68188+
(<var>descendant</var>, <var>descendant</var>).</p></li>
6823168189

6823268190
<li>
68233-
<p>Switch on <var>pi</var>'s <span data-x="concept-pi-target">target</span>:</p>
68191+
<p>If <var>descendant</var>'s <span data-x="concept-pi-target">target</span> is an
68192+
<span>ASCII case-insensitive</span> match for "<code data-x="">start</code>":</p>
6823468193

68235-
<dl class=switch>
68236-
<dt><span>ASCII case-insensitive</span> match for "<code data-x="">marker</code>"</dt>
68237-
<dd><p>If <var>start</var> is null and <var>piName</var> is <var>name</var>, then return
68238-
(<var>pi</var>, <var>pi</var>).</p></dd>
68194+
<ol>
68195+
<li><p>Let <var>start</var> be <var>descendant</var>.</p></li>
6823968196

68240-
<dt><span>ASCII case-insensitive</span> match for "<code data-x="">start</code>"</dt>
68241-
<dd>
68242-
<p>If <var>start</var> is null and <var>piName</var> is <var>name</var>, then set
68243-
<var>start</var> to pi.</p>
68197+
<li><p>Let <var>nesting level</var> be 0.</p></li>
6824468198

68245-
<p>Otherwise, if <var>start</var> is not null, then increment <var>nesting level</var> by
68246-
one.</p>
68247-
</dd>
68199+
<li><p>Let <var>sibling</var> be <var>start</var>'s <span>next sibling</span>.</p></li>
6824868200

68249-
<dt><span>ASCII case-insensitive</span> match for "<code data-x="">end</code>"</dt>
68250-
<dd>
68251-
<p>If <var>start</var> is not null and <var>nesting level</var> is 0, then return
68252-
(<var>start</var>, <var>pi</var>).</p>
68201+
<li>
68202+
<p>While <var>sibling</var> is not null:</p>
6825368203

68254-
<p>If <var>start</var> is not null, then decrement <var>nesting level</var> by one.</p>
68255-
</dd>
68256-
</dl>
68204+
<ol>
68205+
<li><p>If <var>sibling</var> is not a <code>ProcessingInstruction</code> node, then
68206+
<span>continue</span>.</p></li>
68207+
68208+
<li><p>If <var>sibling</var>'s <span data-x="concept-pi-target">target</span> is an
68209+
<span>ASCII case-insensitive</span> match for "<code data-x="">start</code>", then
68210+
increment <var>nesting level</var> by one.</p></li>
68211+
68212+
<li>
68213+
<p>Otherwise, if <var>sibling</var>'s <span data-x="concept-pi-target">target</span> is an
68214+
<span>ASCII case-insensitive</span> match for "<code data-x="">end</code>":</p>
68215+
68216+
<ol>
68217+
<li><p>If <var>nesting level</var> is 0, then return (<var>start</var>,
68218+
<var>sibling</var>).</p></li>
68219+
68220+
<li><p>Otherwise, decrement <var>nesting level</var> by one.</p></li>
68221+
</ol>
68222+
</li>
68223+
68224+
<li><p>Let <var>sibling</var> be <var>sibling</var>'s <span>next sibling</span>.</p></li>
68225+
</ol>
68226+
</li>
68227+
68228+
<li>
68229+
<p>Return (<var>start</var>, null).</p>
68230+
68231+
<p class="note">No matching <code data-x="">&lt;?end></code> was found, which is interpreted
68232+
as a range from <var>start</var> to the end of its parent.</p>
68233+
</li>
68234+
</ol>
6825768235
</li>
6825868236
</ol>
6825968237
</li>
6826068238

68261-
<li>
68262-
<p>Return (<var>start</var>, null).</p>
68263-
68264-
<p class="note">No matching <code data-x="">&lt;?end></code> was found, which is interpreted as
68265-
a range from <var>start</var> to the end of its parent.</p>
68266-
</li>
68239+
<li><p>Return (null, null).</p></li>
6826768240
</ol>
6826868241
</div>
6826968242

@@ -68344,9 +68317,9 @@ interface <dfn interface>HTMLTemplateElement</dfn> : <span>HTMLElement</span> {
6834468317
&lt;h1>How to train your cat&lt;/h1>
6834568318
&lt;p>Set realistic goals and don't expect your cat to make a perfect cup of tea
6834668319
on the first try.&lt;/p>
68347-
&lt;aside marker="recommended">
68320+
&lt;aside>
6834868321
&lt;p>Recommended reading:&lt;/p>
68349-
&lt;?start>
68322+
&lt;?start name="recommended">
6835068323
&lt;ul class="placeholder">
6835168324
&lt;li>...&lt;/li>
6835268325
&lt;li>...&lt;/li>
@@ -68369,9 +68342,10 @@ interface <dfn interface>HTMLTemplateElement</dfn> : <span>HTMLElement</span> {
6836968342
&lt;/body>
6837068343
&lt;/html></code></pre>
6837168344

68372-
<p>The content between <code data-x="">&lt;?start></code> and <code data-x="">&lt;?end></code> is
68373-
replaced with the <code>template</code> contents. Since the new content does not use <code
68374-
data-x="">class="placeholder"</code>, the placeholder styling no longer applies.</p>
68345+
<p>The content between <code data-x="">&lt;?start name="recommended></code> and <code
68346+
data-x="">&lt;?end></code> is replaced with the <code>template</code> contents. Since the new
68347+
content does not use <code data-x="">class="placeholder"</code>, the placeholder styling no
68348+
longer applies.</p>
6837568349
</div>
6837668350

6837768351

@@ -140483,9 +140457,6 @@ document.body.appendChild(text);
140483140457
data-x="attr-template-shadowrootdelegatesfocus">shadowrootdelegatesfocus</code> attribute;
140484140458
otherwise false.</p></li>
140485140459

140486-
<li><p>Let <var>marker</var> be <var>templateStartTag</var>'s <code
140487-
data-x="attr-marker">marker</code> attribute's value.</p></li>
140488-
140489140460
<li><p>If <var>declarativeShadowHostElement</var> is a <span>shadow host</span>, then
140490140461
<span>insert an element at the adjusted insertion location</span> with
140491140462
<var>template</var>.</p></li>
@@ -140504,8 +140475,8 @@ document.body.appendChild(text);
140504140475
<li>
140505140476
<p><span data-x="concept-attach-a-shadow-root">Attach a shadow root</span> with
140506140477
<var>declarativeShadowHostElement</var>, <var>mode</var>, <var>clonable</var>,
140507-
<var>serializable</var>, <var>delegatesFocus</var>, "<code data-x="">named</code>",
140508-
<var>marker</var>, and <var>registry</var>.</p>
140478+
<var>serializable</var>, <var>delegatesFocus</var>, "<code data-x="">named</code>", and
140479+
<var>registry</var>.</p>
140509140480

140510140481
<p>If an exception is thrown, then catch it and:</p>
140511140482

@@ -140617,7 +140588,7 @@ document.body.appendChild(text);
140617140588
<span>parse error</span>.</p></li>
140618140589

140619140590
<li>
140620-
<p>Otherwise, if <span>current node</span>'s <span>insertion target</span> is not null:</p>
140591+
<p>Otherwise, if <span>current node</span>'s <span>insertion target</span> is not null:</p>
140621140592

140622140593
<ol>
140623140594
<li><p>Let <var>start</var> be <span>current node</span>'s <span>insertion start
@@ -153199,7 +153170,7 @@ interface <dfn interface>External</dfn> {
153199153170
<tr>
153200153171
<th> <code data-x="">for</code>
153201153172
<td> <code data-x="attr-template-for">template</code>
153202-
<td> Enables updates of existing content (used together with the <code data-x="attr-marker">marker</code> attribute)
153173+
<td> Updates existing content
153203153174
<td> Text
153204153175
<tr>
153205153176
<th> <code data-x="">form</code>
@@ -153423,11 +153394,6 @@ interface <dfn interface>External</dfn> {
153423153394
<td> <code data-x="attr-meter-low">meter</code>
153424153395
<td> High limit of low range
153425153396
<td> <span>Valid floating-point number</span>*
153426-
<tr>
153427-
<th> <code data-x="">marker</code>
153428-
<td> <span data-x="attr-marker">HTML elements</span>
153429-
<td> Identifier for which element to update (used together with the <code data-x="attr-template-for">for</code> attribute)
153430-
<td> <a href="#attribute-text">Text</a>*
153431153397
<tr>
153432153398
<th> <code data-x="">max</code>
153433153399
<td> <code data-x="attr-input-max">input</code>

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