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revision 1.4 by wakaba, Mon Nov 12 12:45:49 2007 UTC revision 1.8 by wakaba, Mon Nov 12 13:54:44 2007 UTC
# Line 4  Line 4 
4  <title>manakai's XML Conformance Checking</title>  <title>manakai's XML Conformance Checking</title>
5  <link rel="stylesheet" href="http://suika.fam.cx/www/style/html/spec">  <link rel="stylesheet" href="http://suika.fam.cx/www/style/html/spec">
6  <link rel="license" href="http://suika.fam.cx/c/gnu/fdl">  <link rel="license" href="http://suika.fam.cx/c/gnu/fdl">
7    <style>
8      a[id]::before {
9        content: "[" attr(id) "]";
10        color: gray;
11        font-size: 70%;
12        font-family: Courier New, monospace;
13        vertical-align: 60%;
14      }
15    </style>
16  </head>  </head>
17  <body class="has-abstract">  <body class="has-abstract">
18    
# Line 205  following:</p> Line 214  following:</p>
214      <li>If the <code>prefix</code> attribute value is different from      <li>If the <code>prefix</code> attribute value is different from
215      <code>null</code>, then <a href="#algorithm-to-validate-a-ncname">validate      <code>null</code>, then <a href="#algorithm-to-validate-a-ncname">validate
216      the <code>prefix</code> attribute value as an <code>NCName</code></a>.</li>      the <code>prefix</code> attribute value as an <code>NCName</code></a>.</li>
217      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>For each node <dfn id=var-attr-nc><var>n<sub><var>c</var></sub></var></dfn> in the
     a node which is <em>not</em> <code>Text</code> or  
     <code>EntityReference</code> node, then it is a  
     <a href="#xml-well-formedness-error" id=wfe-attr-child><code>xml-well-formedness-error</code></a>.</li>  
     <li>If the <code>childNodes</code> list of <var>n</var> contains  
     an <code>EntityReference</code> node, it is an  
     <a href="#entity-error" id=ee-er-in-attr><code>entity-error</code></a>.</li>  
     <li><a href="#algorithm-to-check-a-node">Check each node</a>, in  
218      <code>childNodes</code> list of <var>n</var>,      <code>childNodes</code> list of <var>n</var>,
219      which is different from <code>EntityReference</code> recursively.</li>        <ol>
220          <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> a
221          <code>Text</code> or <code>EntityReference</code> node, then it is an
222          <a href="#xml-well-formedness-error" id=wfe-attr-child><code>xml-well-formedness-error</code></a>.</li>
223          <li>Otherwise, if <var>n<sub><var>c</var></sub></var> is an
224          <code>EntityReference</code> node, then it is an
225          <a href="#entity-error" id=ee-attr-er><code>entity-error</code></a>.</li>
226          <li>Otherwise,
227          <a href="#algorithm-to-check-a-node" title="check a node">check
228          <var>n<sub><var>c</var></sub></var></a> recusrively.</li>
229          </ol></li>
230      <li class=ed>@@ <code>specified</code>,      <li class=ed>@@ <code>specified</code>,
231      <code>manakaiAttributeType</code></li>      <code>manakaiAttributeType</code></li>
232      </ol>      </ol>
233    </dd>    </dd>
234  <dt>If <var>n</var> is an <code>AttributeDefinition</code> node</dt>  <dt>If <var>n</var> is an <code>AttributeDefinition</code> node</dt>
235    <dd class=ed></dd>    <dd>
236        <ol>
237        <li class=ed></li>
238        <li>For each node <dfn id=var-ad-nc><var>n<sub><var>c</var></sub></var></dfn> in the
239        <code>childNodes</code> list of <var>n</var>,
240          <ol>
241          <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> a
242          <code>Text</code> or <code>EntityReference</code> node, then it is an
243          <a href="#xml-well-formedness-error" id=wfe-at-child><code>xml-well-formedness-error</code></a>.</li>
244          <li>Otherwise, if <var>n<sub><var>c</var></sub></var> is an
245          <code>EntityReference</code> node, then it is an
246          <a href="#entity-error" id=ee-at-er><code>entity-error</code></a>.</li>
247          <li>Otherwise,
248          <a href="#algorithm-to-check-a-node" title="check a node">check
249          <var>n<sub><var>c</var></sub></var></a> recusrively.</li>
250          </ol></li>
251        </ol>
252      </dd>
253  <dt>If <var>n</var> is a <code>CDATASection</code> node</dt>  <dt>If <var>n</var> is a <code>CDATASection</code> node</dt>
254    <dd>    <dd>
255      <ol>      <ol>
# Line 228  following:</p> Line 257  following:</p>
257      <code>data</code> attribute value as an <abbr>XML</abbr> character      <code>data</code> attribute value as an <abbr>XML</abbr> character
258      data</a>.</li>      data</a>.</li>
259      <li>If the <code>data</code> attribute value contains      <li>If the <code>data</code> attribute value contains
260      a string <code>]]></code>, then it is a      a string <code>]]></code>, then it is an
261      <a href="#xml-well-formedness-error" id=wfe-cs-mse><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-cs-mse><code>xml-well-formedness-error</code></a>.</li>
262      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>If the <code>childNodes</code> list of <var>n</var> contains
263      any nodes, they are in      any nodes, they are in
264      <a href="#xml-well-formedness-error" id=wfe-cs-child><code>xml-well-formedness-error</code></a>s.</li>      <a href="#xml-well-formedness-error" id=wfe-cs-child><code>xml-well-formedness-error</code></a>.</li>
265      </ol>      </ol>
266    </dd>    </dd>
267  <dt>If <var>n</var> is a <code>Comment</code> node</dt>  <dt>If <var>n</var> is a <code>Comment</code> node</dt>
# Line 243  following:</p> Line 272  following:</p>
272      data</a>.</li>      data</a>.</li>
273      <li>If the <code>data</code> attribute value contains      <li>If the <code>data</code> attribute value contains
274      a string <code>--</code>, or if it ends with a character      a string <code>--</code>, or if it ends with a character
275      <code>-</code>, then it is a      <code>-</code>, then it is an
276      <a href="#xml-well-formedness-error" id=wfe-comment-com><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-comment-com><code>xml-well-formedness-error</code></a>.</li>
277      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>If the <code>childNodes</code> list of <var>n</var> contains
278      any nodes, they are in      any nodes, they are in
279      <a href="#xml-well-formedness-error" id=wfe-comment-child><code>xml-well-formedness-error</code></a>s.</li>      <a href="#xml-well-formedness-error" id=wfe-comment-child><code>xml-well-formedness-error</code></a>.</li>
280      </ol>      </ol>
281    </dd>    </dd>
282  <dt>If <var>n</var> is a <code>Document</code> node</dt>  <dt>If <var>n</var> is a <code>Document</code> node</dt>
# Line 258  following:</p> Line 287  following:</p>
287      then it is an <code class=ed>unknown-error?</code>.</li>      then it is an <code class=ed>unknown-error?</code>.</li>
288      <li>If the <code>xmlEncoding</code> attribute value does <em>not</em>      <li>If the <code>xmlEncoding</code> attribute value does <em>not</em>
289      match to <code>[A-Za-z] ([A-Za-z0-9._] | '-')*</code>      match to <code>[A-Za-z] ([A-Za-z0-9._] | '-')*</code>
290      <span class=ed>@@ formal def</span>, then it is a      <span class=ed>@@ formal def</span>, then it is an
291      <a href="#xml-well-formedness-error" id=wfe-encoding><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-encoding><code>xml-well-formedness-error</code></a>.</li>
292      <li>The <code>childNodes</code> list of <var>n</var> have to      <li>The <code>childNodes</code> list of <var>n</var> have to
293      consist of zero or more <code>Comment</code> and/or      consist of zero or more <code>Comment</code> and/or
# Line 268  following:</p> Line 297  following:</p>
297      <code>ProcessingInstruction</code> nodes, followed by      <code>ProcessingInstruction</code> nodes, followed by
298      an <code>Element</code> node, followed      an <code>Element</code> node, followed
299      by zero or more <code>Comment</code> and/or      by zero or more <code>Comment</code> and/or
300      <code>ProcessingInstruction</code> nodes.  Any violation to this is a      <code>ProcessingInstruction</code> nodes.  Any violation to this is an
301      <a href="#xml-well-formedness-error" id=wfe-document-child><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-document-child><code>xml-well-formedness-error</code></a>.</li>
302      <li><a href="#algorithm-to-check-a-node">Check each node</a>, in      <li>For each node <dfn id=var-document-nc><var>n<sub><var>c</var></sub></var></dfn>
303      <code>childNodes</code> list of <var>n</var>,      in the <code>childNodes</code> list of <var>n</var>,
304      which is different from <code>EntityReference</code> recursively.</li>        <ol>
305          <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> an
306          <code>EntityReference</code> node, then
307          <a href="#algorithm-to-check-a-node" title="check a node">check
308          <var>n<sub><var>c</var></sub></var></a> recursively.</li>
309          </ol></li>
310      <li class=ed>@@ <code>allDeclarationsProcessed</code></li>      <li class=ed>@@ <code>allDeclarationsProcessed</code></li>
311      </ol>      </ol>
312    </dd>    </dd>
313  <dt>If <var>n</var> is a <code>DocumentFragment</code> node</dt>  <dt>If <var>n</var> is a <code>DocumentFragment</code> node</dt>
314    <dd>    <dd>
315      <ol>      <ol>
316      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>For each node <dfn id=var-df-nc><var>n<sub><var>c</var></sub></var></dfn>
317      a node which is <em>not</em> <code>Element</code>,      in the <code>childNodes</code> list of <var>n</var>,
318      <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,        <ol>
319      <code>ProcessingInstruction</code>, or        <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> an
320      <code>EntityReference</code> node, then it is a        <code>Element</code>, <code>Text</code>, <code>CDATASection</code>,
321      <a href="#xml-well-formedness-error" id=wfe-df-child><code>xml-well-formedness-error</code></a>.</li>        <code>Comment</code>, <code>ProcessingInstruction</code>, or
322      <li>If the <code>childNodes</code> list of <var>n</var> contains        <code>EntityReference</code> node, then it is an
323      an <code>EntityReference</code> node, it is an        <a href="#xml-well-formedness-error" id=wfe-df-child><code>xml-well-formedness-error</code></a>.</li>
324      <a href="#entity-error" id=ee-er-in-df><code>entity-error</code></a>.</li>        <li>Otherwise, if <var>n<sub><var>c</var></sub></var> is an
325      <li><a href="#algorithm-to-check-a-node">Check each node</a>, in        <code>EntityReference</code> node, then it is an
326      <code>childNodes</code> list of <var>n</var>        <a href="#entity-error" id=ee-df-er><code>entity-error</code></a>.</li>
327      which is different from <code>EntityReference</code> recursively.</li>        <li>Otherwise,
328          <a href="#algorithm-to-check-a-node" title="check a node">check
329          <var>n<sub><var>c</var></sub></var></a> recursively.</li>
330          </ol></li>
331      </ol>      </ol>
332    </dd>    </dd>
333  <dt>If <var>n</var> is a <code>DocumentType</code> node</dt>  <dt>If <var>n</var> is a <code>DocumentType</code> node</dt>
# Line 298  following:</p> Line 335  following:</p>
335      <ol>      <ol>
336      <li><a href="#algorithm-to-validate-a-ncname">Validate the      <li><a href="#algorithm-to-validate-a-ncname">Validate the
337      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
338      <li>If the <code>publicId</code> attribute value contains any character      <li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate
339      that is outside of the range of <code>#x20 | <!--#xD | #xA |-->      the <code>publicId</code> attribute value as a public identifier</a>.</li>
     [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%]</code><!-- @@ TODO: formal def -->,  
     or contains a leading <code class=char>U+0020</code> character,  
     a trailing <code class=char>U+0020</code> character, or a  
     sequence of two or more <code class=char>U+0020</code> characters,  
     then it is a  
     <a href="#xml-well-formedness-error" id=wfe-dt-public-id><code>xml-well-formedness-error</code></a>.</li>  
340      <li>If the <code>systemId</code> attribute value contains      <li>If the <code>systemId</code> attribute value contains
341      both <code>"</code> and <code>'</code> characters, it is a      both <code>"</code> and <code>'</code> characters, it is a
342      <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>
343      <!-- publicId = non-null and systemId = null -->      <!-- publicId = non-null and systemId = null -->
344      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>For each node <dfn id=var-dt-nc><var>n<sub><var>c</var></sub></var></dfn>
345      a node which is <em>not</em> <code>ProcessingInstruction</code> node,      in the <code>childNodes</code> list of <var>n</var>,
346      then it is a        <ol>
347      <a href="#xml-well-formedness-error" id=wfe-dt-child><code>xml-well-formedness-error</code></a>.        <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> a
348      <span class=ed>@@ ref to manakai's extensions</span></li>        <code>ProcessingInstruction</code> node, then it is an
349      <li><a href="#algorithm-to-check-a-node">Check each node</a>, in        <a href="#xml-well-formedness-error" id=wfe-dt-child><code>xml-well-formedness-error</code></a>.
350      <code>childNodes</code> list of <var>n</var>,        <span class=ed>@@ ref to manakai's extensions</span></li>
351      which is different from <code>EntityReference</code> recursively.</li>        <li>Otherwise, <!-- if n_c is not an EntityReference node, -->
352          <a href="#algorithm-to-check-a-node" title="check a node">check
353          <var>n<sub><var>c</var></sub></var></a> recusrively.</li>
354          </ol></li>
355      <li class=ed>@@ <code>entities</code>, <code>notations</code>,      <li class=ed>@@ <code>entities</code>, <code>notations</code>,
356      <code>elementTypes</code>, externally declared?</li>      <code>elementTypes</code>, externally declared?</li>
357      </ol>      </ol>
# Line 330  following:</p> Line 364  following:</p>
364      <li>If the <code>prefix</code> attribute value is different from      <li>If the <code>prefix</code> attribute value is different from
365      <code>null</code>, then <a href="#algorithm-to-validate-a-ncname">validate      <code>null</code>, then <a href="#algorithm-to-validate-a-ncname">validate
366      the <code>prefix</code> attribute value as an <code>NCName</code></a>.</li>      the <code>prefix</code> attribute value as an <code>NCName</code></a>.</li>
367      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>For each node <dfn id=var-element-nc><var>n<sub><var>c</var></sub></var></dfn>
368      a node which is <em>not</em> <code>Element</code>,      in the <code>childNodes</code> list of <var>n</var>,
369      <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,        <ol>
370      <code>ProcessingInstruction</code>, or        <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> an
371      <code>EntityReference</code> node, then it is a        <code>Element</code>,
372      <a href="#xml-well-formedness-error" id=wfe-element-child><code>xml-well-formedness-error</code></a>.</li>        <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
373      <li>If the <code>childNodes</code> list of <var>n</var> contains        <code>ProcessingInstruction</code>, or
374      an <code>EntityReference</code> node, it is an        <code>EntityReference</code> node, then it is an
375      <a href="#entity-error" id=ee-er-in-element><code>entity-error</code></a>.</li>        <a href="#xml-well-formedness-error" id=wfe-element-child><code>xml-well-formedness-error</code></a>.</li>
376      <li><a href="#algorithm-to-check-a-node">Check each node</a>, in        <li>Otherwise, if <var>n<sub><var>c</var></sub></var> is an
377      <code>childNodes</code> list of <var>n</var>,        <code>EntityReference</code> node, then it is an
378      which is different from <code>EntityReference</code> recursively.</li>        <a href="#entity-error" id=ee-element-er><code>entity-error</code></a>.</li>
379          <li>Otherwise,
380          <a href="#algorithm-to-check-a-node" title="check a node">check
381          <var>n<sub><var>c</var></sub></var></a> recursively.</li>
382          </ol></li>
383      </ol>      </ol>
384    </dd>    </dd>
385  <dt>If <var>n</var> is an <code>ElementTypeDefinition</code> node</dt>  <dt>If <var>n</var> is an <code>ElementTypeDefinition</code> node</dt>
386    <dd class=ed></dd>    <dd>
387        <ol>
388        <li class=ed></li>
389        <li>If the <code>childNodes</code> list of <var>n</var> contains
390        any nodes, they are in
391        <a href="#xml-well-formedness-error" id=wfe-et-child><code>xml-well-formedness-error</code></a>.</li>
392        </ol>
393      </dd>
394  <dt>If <var>n</var> is an <code>Entity</code> node</dt>  <dt>If <var>n</var> is an <code>Entity</code> node</dt>
395    <dd>    <dd>
396      <ol>      <ol>
397      <li>An <a href="#entity-error" id=ee-entity-node><code>entity-error</code></a> <span class=ed>@@ if !notationName</span>.</li>      <li>An <a href="#entity-error" id=ee-entity-node><code>entity-error</code></a> <span class=ed>@@ if !notationName</span>.</li>
398      <li><a href="#algorithm-to-validate-a-ncname">Validate the      <li><a href="#algorithm-to-validate-a-ncname">Validate the
399      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
400      <li>If the <code>publicId</code> attribute value contains any character      <li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate
401      that is outside of the range of <code>#x20 | <!--#xD | #xA |-->      the <code>publicId</code> attribute value as a public identifier</a>.</li>
     [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%]</code><!-- @@ TODO: formal def -->,  
     or contains a leading <code class=char>U+0020</code> character,  
     a trailing <code class=char>U+0020</code> character, or a  
     sequence of two or more <code class=char>U+0020</code> characters,  
     then it is a  
     <a href="#xml-well-formedness-error" id=wfe-dt-public-id><code>xml-well-formedness-error</code></a>.</li>  
402      <li>If the <code>systemId</code> attribute value contains      <li>If the <code>systemId</code> attribute value contains
403      both <code>"</code> and <code>'</code> characters, it is a      both <code>"</code> and <code>'</code> characters, it is a
404      <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>
405      <!-- publicId = non-null and systemId = null -->      <!-- publicId = non-null and systemId = null -->
406      <li class=ed>@@ <code>notationName</code></li>      <li class=ed>@@ <code>notationName</code></li>
407      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>For each node <dfn id=var-entity-nc><var>n<sub><var>c</var></sub></var></dfn>
408      a node which is <em>not</em> <code>Element</code>,      in the <code>childNodes</code> list of <var>n</var>,
409      <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,        <ol>
410      <code>ProcessingInstruction</code>, or        <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> an
411      <code>EntityReference</code> node, then it is a        <code>Element</code>,
412      <a href="#xml-well-formedness-error" id=wfe-entity-child><code>xml-well-formedness-error</code></a>.</li>        <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
413      <li>If the <code>childNodes</code> list of <var>n</var> contains        <code>ProcessingInstruction</code>, or <code>EntityReference</code>
414      an <code>EntityReference</code> node, it is an        node, then it is an
415      <a href="#entity-error" id=ee-er-in-er><code>entity-error</code></a>.</li>        <a href="#xml-well-formedness-error" id=wfe-entity-child><code>xml-well-formedness-error</code></a>.</li>
416      <li><a href="#algorithm-to-check-a-node">Check each node</a>, in        <li>Otherwise, if <var>n<sub><var>c</var></sub></var> is an
417      <code>childNodes</code> list of <var>n</var>,        <code>EntityReference</code> node, then it is an
418      which is different from <code>EntityReference</code> recursively.</li>        <a href="#entity-error" id=ee-er-er><code>entity-error</code></a>.</li>
419          <li>Otherwise,
420          <a href="#algorithm-to-check-a-node" title="check a node">check
421          <var>n<sub><var>c</var></sub></var></a> recursively.</li>
422          </ol></li>
423      </ol>      </ol>
424    </dd>    </dd>
425  <dt>If <var>n</var> is an <code>EntityReference</code> node</dt>  <dt>If <var>n</var> is an <code>EntityReference</code> node</dt>
# Line 385  following:</p> Line 428  following:</p>
428      <li>An <a href="#entity-error" id=ee-er-node><code>entity-error</code></a>.</li>      <li>An <a href="#entity-error" id=ee-er-node><code>entity-error</code></a>.</li>
429      <li><a href="#algorithm-to-validate-a-ncname">Validate the      <li><a href="#algorithm-to-validate-a-ncname">Validate the
430      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
431      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>For each node <dfn id=var-er-nc><var>n<sub><var>c</var></sub></var></dfn>
432      a node which is <em>not</em> <code>Element</code>,      in the <code>childNodes</code> list of <var>n</var>,
433      <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,        <ol>
434      <code>ProcessingInstruction</code>, or        <li>If <var>n<sub><var>c</var></sub></var> is <em>not</em> an
435      <code>EntityReference</code> node, then it is a        <code>Element</code>,
436      <a href="#xml-well-formedness-error" id=wfe-er-child><code>xml-well-formedness-error</code></a>.</li>        <code>Text</code>, <code>CDATASection</code>, <code>Comment</code>,
437      <li>If the <code>childNodes</code> list of <var>n</var> contains        <code>ProcessingInstruction</code>, or <code>EntityReference</code>
438      an <code>EntityReference</code> node, it is an        node, then it is an
439      <a href="#entity-error" id=ee-er-in-entity><code>entity-error</code></a>.</li>        <a href="#xml-well-formedness-error" id=wfe-er-child><code>xml-well-formedness-error</code></a>.</li>
440      <li><a href="#algorithm-to-check-a-node">Check each node</a>, in        <li>Otherwise, if <var>n<sub><var>c</var></sub></var> is <em>not</em> an
441      <code>childNodes</code> list of <var>n</var>,        <code>EntityReference</code> node, then it is an
442      which is different from <code>EntityReference</code> recursively.</li>        <a href="#entity-error" id=ee-entity-er><code>entity-error</code></a>.</li>
443          <li>Otherwise,
444          <a href="#algorithm-to-check-a-node" title="check a node">check
445          <var>n<sub><var>c</var></sub></var></a> recursively.</li>
446          </ol></li>
447      </ol>      </ol>
448    </dd>    </dd>
449  <dt>If <var>n</var> is a <code>Notation</code> node</dt>  <dt>If <var>n</var> is a <code>Notation</code> node</dt>
# Line 404  following:</p> Line 451  following:</p>
451      <ol>      <ol>
452      <li><a href="#algorithm-to-validate-a-ncname">Validate the      <li><a href="#algorithm-to-validate-a-ncname">Validate the
453      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>      <code>nodeName</code> attribute value as an <code>NCName</code></a>.</li>
454      <li>If the <code>publicId</code> attribute value contains any character      <li><a href="#algorithm-to-validate-a-public-identifier" title="validate a public identifier">Validate
455      that is outside of the range of <code>#x20 | <!--#xD | #xA |-->      the <code>publicId</code> attribute value as a public identifier</a>.</li>
     [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%]</code><!-- @@ TODO: formal def -->,  
     or contains a leading <code class=char>U+0020</code> character,  
     a trailing <code class=char>U+0020</code> character, or a  
     sequence of two or more <code class=char>U+0020</code> characters,  
     then it is a  
     <a href="#xml-well-formedness-error" id=wfe-dt-public-id><code>xml-well-formedness-error</code></a>.</li>  
456      <li>If the <code>systemId</code> attribute value contains      <li>If the <code>systemId</code> attribute value contains
457      both <code>"</code> and <code>'</code> characters, it is a      both <code>"</code> and <code>'</code> characters, it is a
458      <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>      <a href="#xml-well-formedness-error" id=wfe-dt-system-id><code>xml-well-formedness-error</code></a>.</li>
459      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>If the <code>childNodes</code> list of <var>n</var> contains
460      any nodes, they are in      any nodes, they are in
461      <a href="#xml-well-formedness-error" id=wfe-notation-child><code>xml-well-formedness-error</code></a>s.</li>      <a href="#xml-well-formedness-error" id=wfe-notation-child><code>xml-well-formedness-error</code></a>.</li>
462      </ol>      </ol>
463    </dd>    </dd>
464  <dt>If <var>n</var> is a <code>ProcessingInstruction</code> node</dt>  <dt>If <var>n</var> is a <code>ProcessingInstruction</code> node</dt>
# Line 439  following:</p> Line 480  following:</p>
480      <a href="#round-trip-error" id=rte-pi-data><code>round-trip-error</code></a>.</li>      <a href="#round-trip-error" id=rte-pi-data><code>round-trip-error</code></a>.</li>
481      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>If the <code>childNodes</code> list of <var>n</var> contains
482      any nodes, they are in      any nodes, they are in
483      <a href="#xml-well-formedness-error" id=wfe-pi-child><code>xml-well-formedness-error</code></a>s.</li>      <a href="#xml-well-formedness-error" id=wfe-pi-child><code>xml-well-formedness-error</code></a>.</li>
484      </ol>      </ol>
485    </dd>    </dd>
486  <dt>If <var>n</var> is a <code>Text</code> node</dt>  <dt>If <var>n</var> is a <code>Text</code> node</dt>
# Line 450  following:</p> Line 491  following:</p>
491      data</a>.</li>      data</a>.</li>
492      <li>If the <code>childNodes</code> list of <var>n</var> contains      <li>If the <code>childNodes</code> list of <var>n</var> contains
493      any nodes, they are in      any nodes, they are in
494      <a href="#xml-well-formedness-error" id=wfe-text-child><code>xml-well-formedness-error</code></a>s.</li>      <a href="#xml-well-formedness-error" id=wfe-text-child><code>xml-well-formedness-error</code></a>.</li>
495      </ol>      </ol>
496    </dd>    </dd>
497  <dt>Otherwise</dt>  <dt>Otherwise</dt>
# Line 481  is defined as following:</p> Line 522  is defined as following:</p>
522  <li class=ed>@@</li>  <li class=ed>@@</li>
523  </ol>  </ol>
524    
525    <p>To <dfn id=algorithm-to-validate-a-public-identifier title="validate a public identifier">validate
526    a public identifier (<dfn id=var-pid><var>pid</var></dfn>)</dfn>, the
527    algorithm below <em class=rfc2119>MUST</em> be used:</p>
528    <ol>
529      <li>If <var>pid</var> contains any character
530      that is outside of the range of <code>#x20 | #xD | #xA |
531      [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%]</code><!-- @@ TODO: formal def -->,
532      then it is an
533      <a href="#xml-well-formedness-error" id=wfe-pubid-char><code>xml-well-formedness-error</code></a>.</li>
534      <li>If <var>pid</var> contains one of <code class=char>U+0009</code>
535      <code class=charname>CHARACTER TABULATION</code>,
536      <code class=char>U+000A</code> <code class=charname>CARRIAGE RETURN</code>,
537      and <code class=char>U+000D</code> <code class=charname>LINE FEED</code>
538      characters, if the first character of <var>pid</var> is
539      <code class=char>U+0020</code> <code class=charname>SPACE</code> character,
540      if the last character of <var>pid</var> is <code class=char>U+0020</code>
541      <code class=charname>SPACE</code> character, or if there is a
542      <code class=char>U+0020</code> <code class=charname>SPACE</code> character
543      immediately followed by another <code class=char>U+0020</code>
544      <code class=charname>SPACE</code> character in <var>pid</var>, then it is a
545      <a href="#round-trip-error" id=rte-pubid-space><code>round-trip-error</code></a>.</li>
546      <li class=ed>@@ Should we check formal-public-identifierness?</li>
547    </ol>
548    
549  </div>  </div>
550    
551  <div class="section" id="examples">  <div class="section" id="examples">
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