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Record whether the URL parser removed newlines. #284

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mikewest wants to merge 4 commits into from
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Record whether the URL parser removed newlines. #284

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c649f43
Record whether the URL parser removed newlines.
mikewest Mar 28, 2017
5ae27df
fixup parser-encoded-less-than
mikewest May 22, 2017
13e1a72
fixup less-than.
mikewest May 22, 2017
cbe017a
fixup one flag.
mikewest May 23, 2017
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33 changes: 31 additions & 2 deletions url.bs
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Original file line number Diff line number Diff line change
Expand Up @@ -1020,6 +1020,12 @@ resource the <a for=/>URL</a>'s other components identify. It is initially null.
<p id=non-relative-flag>A <a for=/>URL</a> also has an associated
<dfn export for=url>cannot-be-a-base-URL flag</dfn>. It is initially unset.

<p>A <a for=/>URL</a> also has an associated <dfn export for=url>potentially-dangling-markup
flag</dfn>, which is initially unset.

<p class="note no-backref">This flag will be set if both <a>ASCII tab or newline</a> characters are
removed from a URL, and an 0x3C (&lt;) character is encountered during parsing.

<p>A <a for=/>URL</a> also has an associated
<dfn export for=url id=concept-url-object>object</dfn> that is null, a {{Blob}} object, a
{{MediaSource}} object, or a {{MediaStream}} object. It is initially null.
Expand Down Expand Up @@ -1342,9 +1348,32 @@ string <var>input</var>, optionally with a <a>base URL</a> <var>base</var>, opti
<li><p>Remove any leading and trailing <a>C0 control or space</a> from <var>input</var>.
</ol>

<li><p>If <var>input</var> contains any <a>ASCII tab or newline</a>, <a>validation error</a>.
<li>
<p>If <var>input</var> contains any <a>ASCII tab or newline</a>, then:

<ol>
<li><p><a>validation error</a>.

<li><p>Let <var>processed</var> be an empty string.

<li>
<p>For each <var>byte</var> in <var>input</var>:

<ol>
<li>
<p>If <var>byte</var> is not an <a>ASCII tab or newline</a> character:

<li><p>Remove all <a>ASCII tab or newline</a> from <var>input</var>.
<ol>
<li><p>Append <var>byte</var> to <var>processed</var>.

<li><p>If <var>byte</var> is U+003C (&lt;), set <var>url</var>'s
<a>potentially-dangling-markup flag</a>.
</ol>

</ol>

<li><p>Set <var>input</var> to <var>processed</var>.
</ol>

<li><p>Let <var>state</var> be <var>state override</var>
if given, or <a>scheme start state</a> otherwise.
Expand Down