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Introduce new extended attribute grammars #1503

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merged 3 commits into from
Jul 30, 2025
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Introduce new extended attribute grammars #1503

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e73145c
Introduce three new extended attribute grammars
lukewarlow Jul 14, 2025
65482e8
Drop eight
lukewarlow Jul 15, 2025
191ffa7
Spit ExtendedAttributeNumber into ExtendedAttributeInteger and Extend…
lukewarlow Jul 16, 2025
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62 changes: 61 additions & 1 deletion index.bs
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Original file line number Diff line number Diff line change
Expand Up @@ -6802,7 +6802,7 @@ grammar symbol matches nearly any sequence of tokens, however the
defined in this document only accept a more restricted syntax.
Any extended attribute encountered in an
[=IDL fragment=] is
matched against the following five grammar symbols to determine
matched against the following grammar symbols to determine
which form (or forms) it is in:

<table class="vert data">
Expand Down Expand Up @@ -6855,6 +6855,39 @@ which form (or forms) it is in:
<code>[PutForwards=name]</code>
</td>
</tr>
<tr>
<td>
<emu-nt><a href="#prod-ExtendedAttributeString">ExtendedAttributeString</a></emu-nt>
</td>
<td>
<dfn id="dfn-xattr-string" for="extended attribute" export>takes a string</dfn>
</td>
<td>
<code>[Reflect="popover"]</code>
</td>
</tr>
<tr>
<td>
<emu-nt><a href="#prod-ExtendedAttributeNumber">ExtendedAttributeNumber</a></emu-nt>
</td>
<td>
<dfn id="dfn-xattr-number" for="extended attribute" export>takes an integer or decimal</dfn>
</td>
<td>
<code>[ReflectDefault=2.0]</code>
</td>
</tr>
<tr>
<td>
<emu-nt><a href="#prod-ExtendedAttributeIntegerList">ExtendedAttributeIntegerList</a></emu-nt>
</td>
<td>
<dfn id="dfn-xattr-integer-list" for="extended attribute" export>takes an integer list</dfn>
</td>
<td>
<code>[ReflectRange=(2, 600)]</code>
</td>
</tr>
<tr>
<td>
<emu-nt><a href="#prod-ExtendedAttributeIdentList">ExtendedAttributeIdentList</a></emu-nt>
Expand Down Expand Up @@ -6988,6 +7021,17 @@ five forms are allowed.
ε
</pre>

<pre class="grammar" id="prod-IntegerList">
IntegerList :
integer Integers
</pre>

<pre class="grammar" id="prod-Integers">
Integers :
"," integer Integers
ε
</pre>

<pre class="grammar" id="prod-ExtendedAttributeNoArgs">
ExtendedAttributeNoArgs :
identifier
Expand All @@ -7003,6 +7047,17 @@ five forms are allowed.
identifier "=" identifier
</pre>

<pre class="grammar" id="prod-ExtendedAttributeString">
ExtendedAttributeString :
identifier "=" string
</pre>

<pre class="grammar" id="prod-ExtendedAttributeNumber">
ExtendedAttributeNumber :
identifier "=" integer
identifier "=" decimal
</pre>

<pre class="grammar" id="prod-ExtendedAttributeWildcard">
ExtendedAttributeWildcard :
identifier "=" "*"
Expand All @@ -7013,6 +7068,11 @@ five forms are allowed.
identifier "=" "(" IdentifierList ")"
</pre>

<pre class="grammar" id="prod-ExtendedAttributeIntegerList">
ExtendedAttributeIntegerList :
identifier "=" "(" IntegerList ")"
</pre>

<pre class="grammar" id="prod-ExtendedAttributeNamedArgList">
ExtendedAttributeNamedArgList :
identifier "=" identifier "(" ArgumentList ")"
Expand Down
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