[ac] (0) Make empty unquoted attribute values not allowed (and some e…

…ditorial fixes). (credit: sp)

git-svn-id: http://svn.whatwg.org/webapps@2122 340c8d12-0b0e-0410-8428-c7bf67bfef74

index

@@ -28,7 +28,7 @@

   <h1 id=html-5>HTML 5</h1>

   <h2 class="no-num no-toc" id=draft>Draft Recommendation &mdash; 28 August
   <h2 class="no-num no-toc" id=draft>Draft Recommendation &mdash; 29 August
    2008</h2>

   <p>You can take part in this work. <a
@@ -472,8 +472,7 @@
          <code>title</code> attribute</a>

         <li><a href="#the-lang"><span class=secno>3.3.3.3. </span>The
          <code>lang</code> and <code>xml:lang</code> (XML only)
          attributes</a>
          <code>lang</code> and <code>xml:lang</code> attributes</a>

         <li><a href="#the-xmlbase"><span class=secno>3.3.3.4. </span>The
          <code>xml:base</code> attribute (XML only)</a>
@@ -8018,7 +8017,7 @@ http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C%21DOCTYPE%20html%3E..

  <h5 id=the-lang><span class=secno>3.3.3.3. </span>The <dfn id=lang
   title=attr-lang><code>lang</code></dfn> and <dfn id=xmllang
   title=attr-xml-lang><code>xml:lang</code></dfn> (XML only) attributes</h5>
   title=attr-xml-lang><code>xml:lang</code></dfn> attributes</h5>

  <p>The <code title=attr-lang><a href="#lang">lang</a></code> attribute
   specifies the primary <dfn id=language>language</dfn> for the element's
     character">space characters</a>, followed by the <a href="#attribute4"
     title=syntax-attribute-value>attribute value</a>, which, in addition to
     the requirements given above for attribute values, must not contain any
     literal <a href="#space" title="space character">space characters</a>, a
     U+0022 QUOTATION MARK (<code>&#x22;</code>) characters, U+0027
     literal <a href="#space" title="space character">space characters</a>,
     any U+0022 QUOTATION MARK (<code>&#x22;</code>) characters, U+0027
     APOSTROPHE (<code>&#x27;</code>) characters, U+003D EQUALS SIGN
     (<code>=</code>) characters, or U+003E GREATER-THAN SIGN
     (<code>&gt;</code>) characters.</p>
     (<code>&gt;</code>) characters, and must not be the empty string.</p>

    <div class=example>
     <p>In the following example, the <code

   <dt>U+003E GREATER-THAN SIGN (&gt;)

   <dd>Emit the current tag token. Switch to the <a href="#data-state0">data
    state</a>.
   <dd><a href="#parse2">Parse error</a>. Emit the current tag token. Switch
    to the <a href="#data-state0">data state</a>.

   <dt>U+003D EQUALS SIGN (=)

source

@@ -5845,7 +5845,7 @@ http://software.hixie.ch/utilities/js/live-dom-viewer/?%3C%21DOCTYPE%20html%3E..


  <h5>The <dfn title="attr-lang"><code>lang</code></dfn> and <dfn
  title="attr-xml-lang"><code>xml:lang</code></dfn> (XML only)
  title="attr-xml-lang"><code>xml:lang</code></dfn>
  attributes</h5>

  <p>The <code title="attr-lang">lang</code> attribute specifies the
    title="syntax-attribute-value">attribute value</span>, which, in
    addition to the requirements given above for attribute values,
    must not contain any literal <span title="space character">space
    characters</span>, a U+0022 QUOTATION MARK (<code>&#x22;</code>)
    characters</span>, any U+0022 QUOTATION MARK (<code>&#x22;</code>)
    characters, U+0027 APOSTROPHE (<code>&#x27;</code>) characters,
    U+003D EQUALS SIGN (<code>=</code>) characters, or U+003E
    GREATER-THAN SIGN (<code>&gt;</code>) characters.</p>
    GREATER-THAN SIGN (<code>&gt;</code>) characters, and must not be
    the empty string.</p>

    <div class="example">

   <dd>Switch to the <span>attribute value (single-quoted) state</span>.</dd>

   <dt>U+003E GREATER-THAN SIGN (&gt;)</dt>
   <dd>Emit the current tag token. Switch to the <span>data
   state</span>.</dd>
   <dd><span>Parse error</span>. Emit the current tag token. Switch to
   the <span>data state</span>.</dd>

   <dt>U+003D EQUALS SIGN (=)</dt>
   <dd><span>Parse error</span>. Treat it as per the "anything else"