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hxt-8.0.0: doc/hdoc/src/Text-XML-HXT-Parser-XmlDTDParser.html

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<pre><a name="line-1"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-2"></a>
<a name="line-3"></a><span class='comment'>{- |
<a name="line-4"></a>   Module     : Text.XML.HXT.Parser.XmlDTDParser
<a name="line-5"></a>   Copyright  : Copyright (C) 2005 Uwe Schmidt
<a name="line-6"></a>   License    : MIT
<a name="line-7"></a>
<a name="line-8"></a>   Maintainer : Uwe Schmidt (uwe@fh-wedel.de)
<a name="line-9"></a>   Stability  : experimental
<a name="line-10"></a>   Portability: portable
<a name="line-11"></a>
<a name="line-12"></a>   Parsec parser for DTD declarations for ELEMENT, ATTLIST, ENTITY and NOTATION declarations
<a name="line-13"></a>
<a name="line-14"></a>-}</span>
<a name="line-15"></a>
<a name="line-16"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-17"></a>
<a name="line-18"></a><span class='keyword'>module</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>Parser</span><span class='varop'>.</span><span class='conid'>XmlDTDParser</span>
<a name="line-19"></a>    <span class='layout'>(</span> <span class='varid'>parseXmlDTDdecl</span>
<a name="line-20"></a>    <span class='layout'>,</span> <span class='varid'>parseXmlDTDdeclPart</span>
<a name="line-21"></a>    <span class='layout'>,</span> <span class='varid'>parseXmlDTDEntityValue</span>
<a name="line-22"></a>    <span class='layout'>,</span> <span class='varid'>elementDecl</span>
<a name="line-23"></a>    <span class='layout'>,</span> <span class='varid'>attlistDecl</span>
<a name="line-24"></a>    <span class='layout'>,</span> <span class='varid'>entityDecl</span>
<a name="line-25"></a>    <span class='layout'>,</span> <span class='varid'>notationDecl</span>
<a name="line-26"></a>    <span class='layout'>)</span>
<a name="line-27"></a><span class='keyword'>where</span>
<a name="line-28"></a>
<a name="line-29"></a><span class='keyword'>import</span> <span class='conid'>Data</span><span class='varop'>.</span><span class='conid'>Maybe</span>
<a name="line-30"></a>
<a name="line-31"></a><span class='keyword'>import</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>ParserCombinators</span><span class='varop'>.</span><span class='conid'>Parsec</span>
<a name="line-32"></a><span class='keyword'>import</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>ParserCombinators</span><span class='varop'>.</span><span class='conid'>Parsec</span><span class='varop'>.</span><span class='conid'>Pos</span>
<a name="line-33"></a>
<a name="line-34"></a><span class='keyword'>import</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>DOM</span><span class='varop'>.</span><span class='conid'>Interface</span>	<span class='comment'>-- XmlTree              hiding (choice)</span>
<a name="line-35"></a><span class='keyword'>import</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>DOM</span><span class='varop'>.</span><span class='conid'>Util</span>
<a name="line-36"></a>    <span class='layout'>(</span> <span class='varid'>stringToUpper</span>
<a name="line-37"></a>    <span class='layout'>)</span>
<a name="line-38"></a><span class='keyword'>import</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>DOM</span><span class='varop'>.</span><span class='conid'>ShowXml</span>
<a name="line-39"></a>    <span class='layout'>(</span> <span class='varid'>xshow</span>
<a name="line-40"></a>    <span class='layout'>)</span>
<a name="line-41"></a><span class='keyword'>import</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>DOM</span><span class='varop'>.</span><span class='conid'>XmlNode</span>
<a name="line-42"></a>    <span class='layout'>(</span> <span class='varid'>mkDTDElem</span>
<a name="line-43"></a>    <span class='layout'>,</span> <span class='varid'>mkText</span>
<a name="line-44"></a>    <span class='layout'>,</span> <span class='varid'>mkError</span>
<a name="line-45"></a>    <span class='layout'>,</span> <span class='varid'>isText</span>
<a name="line-46"></a>    <span class='layout'>,</span> <span class='varid'>isDTD</span>
<a name="line-47"></a>    <span class='layout'>,</span> <span class='varid'>getText</span>
<a name="line-48"></a>    <span class='layout'>,</span> <span class='varid'>getDTDPart</span>
<a name="line-49"></a>    <span class='layout'>,</span> <span class='varid'>getDTDAttrl</span>
<a name="line-50"></a>    <span class='layout'>,</span> <span class='varid'>getChildren</span>
<a name="line-51"></a>    <span class='layout'>,</span> <span class='varid'>setChildren</span>
<a name="line-52"></a>    <span class='layout'>)</span>
<a name="line-53"></a><span class='keyword'>import</span> <span class='keyword'>qualified</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>Parser</span><span class='varop'>.</span><span class='conid'>XmlTokenParser</span>    <span class='keyword'>as</span> <span class='conid'>XT</span>
<a name="line-54"></a><span class='keyword'>import</span> <span class='keyword'>qualified</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>Parser</span><span class='varop'>.</span><span class='conid'>XmlCharParser</span>     <span class='keyword'>as</span> <span class='conid'>XC</span> <span class='layout'>(</span> <span class='varid'>xmlSpaceChar</span> <span class='layout'>)</span>
<a name="line-55"></a><span class='keyword'>import</span> <span class='keyword'>qualified</span> <span class='conid'>Text</span><span class='varop'>.</span><span class='conid'>XML</span><span class='varop'>.</span><span class='conid'>HXT</span><span class='varop'>.</span><span class='conid'>Parser</span><span class='varop'>.</span><span class='conid'>XmlDTDTokenParser</span> <span class='keyword'>as</span> <span class='conid'>XD</span> <span class='layout'>(</span> <span class='varid'>dtdToken</span> <span class='layout'>)</span>
<a name="line-56"></a>
<a name="line-57"></a><span class='comment'>-----------------------------------------------------------</span>
<a name="line-58"></a><span class='comment'>--</span>
<a name="line-59"></a><span class='comment'>-- all parsers dealing with whitespace will be redefined</span>
<a name="line-60"></a><span class='comment'>-- to handle parameter entity substitution</span>
<a name="line-61"></a>
<a name="line-62"></a><a name="LocalState"></a><span class='keyword'>type</span> <span class='conid'>LocalState</span>	<span class='keyglyph'>=</span> <span class='layout'>(</span><span class='conid'>Int</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='conid'>Int</span><span class='layout'>,</span> <span class='conid'>String</span><span class='layout'>,</span> <span class='conid'>SourcePos</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span>
<a name="line-63"></a>
<a name="line-64"></a><a name="SParser"></a><span class='keyword'>type</span> <span class='conid'>SParser</span> <span class='varid'>a</span>	<span class='keyglyph'>=</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='conid'>LocalState</span> <span class='varid'>a</span>
<a name="line-65"></a>
<a name="line-66"></a><a name="initialLocalState"></a><span class='definition'>initialLocalState</span>	<span class='keyglyph'>::</span> <span class='conid'>SourcePos</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>LocalState</span>
<a name="line-67"></a><span class='definition'>initialLocalState</span> <span class='varid'>p</span>	<span class='keyglyph'>=</span> <span class='layout'>(</span><span class='num'>0</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='num'>0</span><span class='layout'>,</span> <span class='varid'>sourceName</span> <span class='varid'>p</span><span class='layout'>,</span> <span class='varid'>p</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span>
<a name="line-68"></a>
<a name="line-69"></a><a name="pushPar"></a><span class='definition'>pushPar</span>		<span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-70"></a><span class='definition'>pushPar</span>	<span class='varid'>n</span>	<span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-71"></a>		  <span class='varid'>p</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>getPosition</span>
<a name="line-72"></a>		  <span class='varid'>updateState</span> <span class='layout'>(</span><span class='keyglyph'>\</span> <span class='layout'>(</span><span class='varid'>i</span><span class='layout'>,</span> <span class='varid'>s</span><span class='layout'>)</span>	<span class='keyglyph'>-&gt;</span> <span class='layout'>(</span><span class='varid'>i</span><span class='varop'>+</span><span class='num'>1</span><span class='layout'>,</span> <span class='layout'>(</span><span class='varid'>i</span><span class='varop'>+</span><span class='num'>1</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>,</span> <span class='varid'>p</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>s</span><span class='layout'>)</span><span class='layout'>)</span>
<a name="line-73"></a>		  <span class='varid'>setPosition</span> <span class='layout'>(</span> <span class='varid'>newPos</span> <span class='layout'>(</span><span class='varid'>sourceName</span> <span class='varid'>p</span> <span class='varop'>++</span> <span class='str'>" (line "</span> <span class='varop'>++</span> <span class='varid'>show</span> <span class='layout'>(</span><span class='varid'>sourceLine</span> <span class='varid'>p</span><span class='layout'>)</span> <span class='varop'>++</span> <span class='str'>", column "</span> <span class='varop'>++</span> <span class='varid'>show</span> <span class='layout'>(</span><span class='varid'>sourceColumn</span> <span class='varid'>p</span><span class='layout'>)</span> <span class='varop'>++</span> <span class='str'>") in content of parameter entity ref %"</span> <span class='varop'>++</span> <span class='varid'>n</span> <span class='varop'>++</span> <span class='str'>";"</span><span class='layout'>)</span> <span class='num'>1</span> <span class='num'>1</span><span class='layout'>)</span>
<a name="line-74"></a>
<a name="line-75"></a><a name="popPar"></a><span class='definition'>popPar</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-76"></a><span class='definition'>popPar</span>		<span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-77"></a>		  <span class='varid'>oldPos</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>getPos</span>
<a name="line-78"></a>		  <span class='varid'>updateState</span> <span class='varid'>pop</span>
<a name="line-79"></a>		  <span class='varid'>setPosition</span> <span class='varid'>oldPos</span>
<a name="line-80"></a>		<span class='keyword'>where</span>
<a name="line-81"></a>		<span class='varid'>pop</span> <span class='layout'>(</span><span class='varid'>i</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='keyword'>_</span><span class='layout'>,</span> <span class='varid'>s</span><span class='layout'>,</span> <span class='varid'>p</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='layout'>(</span><span class='varid'>i</span><span class='varop'>+</span><span class='num'>1</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>i</span><span class='varop'>+</span><span class='num'>1</span><span class='layout'>,</span> <span class='varid'>s</span><span class='layout'>,</span> <span class='varid'>p</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span>	<span class='comment'>-- if param entity substitution is correctly implemented, this case does not occur</span>
<a name="line-82"></a>		<span class='varid'>pop</span> <span class='layout'>(</span><span class='varid'>i</span><span class='layout'>,</span> <span class='sel'>_t</span><span class='conop'>:</span><span class='varid'>s</span><span class='layout'>)</span>        <span class='keyglyph'>=</span> <span class='layout'>(</span><span class='varid'>i</span><span class='layout'>,</span> <span class='varid'>s</span><span class='layout'>)</span>
<a name="line-83"></a>                <span class='varid'>pop</span> <span class='layout'>(</span><span class='sel'>_i</span><span class='layout'>,</span> <span class='conid'>[]</span><span class='layout'>)</span>         <span class='keyglyph'>=</span> <span class='varid'>undefined</span>		<span class='comment'>-- stack is never empty</span>
<a name="line-84"></a>
<a name="line-85"></a><a name="getParNo"></a><span class='definition'>getParNo</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>Int</span>
<a name="line-86"></a><span class='definition'>getParNo</span>	<span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-87"></a>		  <span class='layout'>(</span><span class='sel'>_i</span><span class='layout'>,</span> <span class='layout'>(</span><span class='varid'>top</span><span class='layout'>,</span> <span class='sel'>_n</span><span class='layout'>,</span> <span class='sel'>_p</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='sel'>_s</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>getState</span>
<a name="line-88"></a>		  <span class='varid'>return</span> <span class='varid'>top</span>
<a name="line-89"></a>
<a name="line-90"></a><a name="getPos"></a><span class='definition'>getPos</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>SourcePos</span>
<a name="line-91"></a><span class='definition'>getPos</span>		<span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-92"></a>		  <span class='layout'>(</span><span class='sel'>_i</span><span class='layout'>,</span> <span class='layout'>(</span><span class='sel'>_top</span><span class='layout'>,</span> <span class='sel'>_n</span><span class='layout'>,</span> <span class='varid'>p</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='sel'>_s</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>getState</span>
<a name="line-93"></a>		  <span class='varid'>return</span> <span class='varid'>p</span>
<a name="line-94"></a>
<a name="line-95"></a><a name="delPE"></a><span class='definition'>delPE</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-96"></a><span class='definition'>delPE</span>	<span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-97"></a>	  <span class='varid'>char</span> <span class='chr'>'\0'</span>
<a name="line-98"></a>	  <span class='varid'>return</span> <span class='conid'>()</span>
<a name="line-99"></a>
<a name="line-100"></a><a name="startPE"></a><span class='definition'>startPE</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-101"></a><span class='definition'>startPE</span>
<a name="line-102"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-103"></a>      <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-104"></a>	    <span class='varid'>delPE</span>
<a name="line-105"></a>	    <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>many1</span> <span class='layout'>(</span><span class='varid'>satisfy</span> <span class='layout'>(</span><span class='varop'>/=</span> <span class='chr'>'\0'</span><span class='layout'>)</span><span class='layout'>)</span>
<a name="line-106"></a>	    <span class='varid'>delPE</span>
<a name="line-107"></a>	    <span class='varid'>pushPar</span> <span class='varid'>n</span>
<a name="line-108"></a>	  <span class='layout'>)</span>
<a name="line-109"></a>
<a name="line-110"></a><a name="endPE"></a><span class='definition'>endPE</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-111"></a><span class='definition'>endPE</span>
<a name="line-112"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-113"></a>      <span class='varid'>try</span> <span class='layout'>(</span><span class='keyword'>do</span>
<a name="line-114"></a>	   <span class='varid'>delPE</span>
<a name="line-115"></a>	   <span class='varid'>delPE</span>
<a name="line-116"></a>	   <span class='varid'>popPar</span>
<a name="line-117"></a>	  <span class='layout'>)</span>
<a name="line-118"></a>
<a name="line-119"></a><a name="inSamePE"></a><span class='definition'>inSamePE</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='varid'>a</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>SParser</span> <span class='varid'>a</span>
<a name="line-120"></a><span class='definition'>inSamePE</span> <span class='varid'>p</span>
<a name="line-121"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-122"></a>      <span class='varid'>i</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>getParNo</span>
<a name="line-123"></a>      <span class='varid'>r</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>p</span>
<a name="line-124"></a>      <span class='varid'>j</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>getParNo</span>
<a name="line-125"></a>      <span class='keyword'>if</span> <span class='layout'>(</span><span class='varid'>i</span> <span class='varop'>==</span> <span class='varid'>j</span><span class='layout'>)</span>
<a name="line-126"></a>	 <span class='keyword'>then</span> <span class='varid'>return</span> <span class='varid'>r</span>
<a name="line-127"></a>	 <span class='keyword'>else</span> <span class='varid'>fail</span> <span class='varop'>$</span> <span class='str'>"parameter entity contents does not fit into the structure of a DTD declarations"</span>
<a name="line-128"></a>
<a name="line-129"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-130"></a>
<a name="line-131"></a><a name="xmlSpaceChar"></a><span class='definition'>xmlSpaceChar</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-132"></a><span class='definition'>xmlSpaceChar</span>	<span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-133"></a>		    <span class='conid'>XC</span><span class='varop'>.</span><span class='varid'>xmlSpaceChar</span>
<a name="line-134"></a>		    <span class='varid'>return</span> <span class='conid'>()</span>
<a name="line-135"></a>		  <span class='layout'>)</span>
<a name="line-136"></a>		  <span class='varop'>&lt;|&gt;</span>
<a name="line-137"></a>		  <span class='varid'>startPE</span>
<a name="line-138"></a>		  <span class='varop'>&lt;|&gt;</span>
<a name="line-139"></a>		  <span class='varid'>endPE</span>
<a name="line-140"></a>		  <span class='varop'>&lt;?&gt;</span> <span class='str'>"white space"</span>
<a name="line-141"></a>
<a name="line-142"></a><a name="skipS"></a><span class='definition'>skipS</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-143"></a><span class='definition'>skipS</span>
<a name="line-144"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-145"></a>      <span class='varid'>skipMany1</span> <span class='varid'>xmlSpaceChar</span>
<a name="line-146"></a>      <span class='varid'>return</span> <span class='conid'>()</span>
<a name="line-147"></a>
<a name="line-148"></a><a name="skipS0"></a><span class='definition'>skipS0</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-149"></a><span class='definition'>skipS0</span>
<a name="line-150"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-151"></a>      <span class='varid'>skipMany</span> <span class='varid'>xmlSpaceChar</span>
<a name="line-152"></a>      <span class='varid'>return</span> <span class='conid'>()</span>
<a name="line-153"></a>
<a name="line-154"></a><a name="name"></a><span class='definition'>name</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTree</span>
<a name="line-155"></a><span class='definition'>name</span>
<a name="line-156"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-157"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-158"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkDTDElem</span> <span class='conid'>NAME</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span><span class='keyglyph'>]</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-159"></a>
<a name="line-160"></a><a name="nmtoken"></a><span class='definition'>nmtoken</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTree</span>
<a name="line-161"></a><span class='definition'>nmtoken</span>
<a name="line-162"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-163"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>nmtoken</span>
<a name="line-164"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkDTDElem</span> <span class='conid'>NAME</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span><span class='keyglyph'>]</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-165"></a>
<a name="line-166"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-167"></a><span class='comment'>--</span>
<a name="line-168"></a><span class='comment'>-- Element Type Declarations (3.2)</span>
<a name="line-169"></a>
<a name="line-170"></a><a name="elementDecl"></a><span class='definition'>elementDecl</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-171"></a><span class='definition'>elementDecl</span>
<a name="line-172"></a>    <span class='keyglyph'>=</span> <span class='varid'>between</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"&lt;!ELEMENT"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'&gt;'</span><span class='layout'>)</span> <span class='varid'>elementDeclBody</span>
<a name="line-173"></a>
<a name="line-174"></a><a name="elementDeclBody"></a><span class='definition'>elementDeclBody</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-175"></a><span class='definition'>elementDeclBody</span>
<a name="line-176"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-177"></a>      <span class='varid'>skipS</span>
<a name="line-178"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-179"></a>      <span class='varid'>skipS</span>
<a name="line-180"></a>      <span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>contentspec</span>
<a name="line-181"></a>      <span class='varid'>skipS0</span>
<a name="line-182"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkDTDElem</span> <span class='conid'>ELEMENT</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varid'>cl</span><span class='keyglyph'>]</span>
<a name="line-183"></a>
<a name="line-184"></a><a name="contentspec"></a><span class='definition'>contentspec</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-185"></a><span class='definition'>contentspec</span>
<a name="line-186"></a>    <span class='keyglyph'>=</span> <span class='varid'>simplespec</span> <span class='varid'>k_empty</span> <span class='varid'>v_empty</span>
<a name="line-187"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-188"></a>      <span class='varid'>simplespec</span> <span class='varid'>k_any</span> <span class='varid'>v_any</span>
<a name="line-189"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-190"></a>      <span class='varid'>inSamePE</span> <span class='varid'>mixed</span>
<a name="line-191"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-192"></a>      <span class='varid'>inSamePE</span> <span class='varid'>children</span>
<a name="line-193"></a>      <span class='varop'>&lt;?&gt;</span> <span class='str'>"content specification"</span>
<a name="line-194"></a>    <span class='keyword'>where</span>
<a name="line-195"></a>    <span class='varid'>simplespec</span> <span class='varid'>kw</span> <span class='varid'>v</span>
<a name="line-196"></a>	<span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-197"></a>	  <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>kw</span>
<a name="line-198"></a>	  <span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>v</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-199"></a>
<a name="line-200"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-201"></a><span class='comment'>--</span>
<a name="line-202"></a><span class='comment'>-- Element Content (3.2.1)</span>
<a name="line-203"></a>
<a name="line-204"></a><a name="children"></a><span class='definition'>children</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-205"></a><span class='definition'>children</span>
<a name="line-206"></a>    <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-207"></a>	<span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>choiceOrSeq</span>
<a name="line-208"></a>	<span class='varid'>modifier</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>optOrRep</span>
<a name="line-209"></a>	<span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>v_children</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='varid'>mkDTDElem</span> <span class='conid'>CONTENT</span> <span class='layout'>(</span><span class='varid'>modifier</span> <span class='varop'>++</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varid'>cl</span><span class='keyglyph'>]</span><span class='layout'>)</span>
<a name="line-210"></a>      <span class='layout'>)</span>
<a name="line-211"></a>      <span class='varop'>&lt;?&gt;</span> <span class='str'>"element content"</span>
<a name="line-212"></a>
<a name="line-213"></a><a name="optOrRep"></a><span class='definition'>optOrRep</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>Attributes</span>
<a name="line-214"></a><span class='definition'>optOrRep</span>
<a name="line-215"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-216"></a>      <span class='varid'>m</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>option</span> <span class='str'>""</span> <span class='layout'>(</span><span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>mkList</span> <span class='layout'>(</span><span class='varid'>oneOf</span> <span class='str'>"?*+"</span><span class='layout'>)</span><span class='layout'>)</span>
<a name="line-217"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_modifier</span><span class='layout'>,</span> <span class='varid'>m</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-218"></a>
<a name="line-219"></a><a name="choiceOrSeq"></a><span class='definition'>choiceOrSeq</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-220"></a><span class='definition'>choiceOrSeq</span>
<a name="line-221"></a>    <span class='keyglyph'>=</span> <span class='varid'>inSamePE</span> <span class='varop'>$</span>
<a name="line-222"></a>      <span class='keyword'>do</span>
<a name="line-223"></a>      <span class='varid'>cl</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-224"></a>		  <span class='varid'>lpar</span>
<a name="line-225"></a>		  <span class='varid'>choiceOrSeqBody</span>
<a name="line-226"></a>		<span class='layout'>)</span>
<a name="line-227"></a>      <span class='varid'>rpar</span>
<a name="line-228"></a>      <span class='varid'>return</span> <span class='varid'>cl</span>
<a name="line-229"></a>
<a name="line-230"></a><a name="choiceOrSeqBody"></a><span class='definition'>choiceOrSeqBody</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-231"></a><span class='definition'>choiceOrSeqBody</span>
<a name="line-232"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-233"></a>      <span class='varid'>cp1</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>cp</span>
<a name="line-234"></a>      <span class='varid'>choiceOrSeq1</span> <span class='varid'>cp1</span>
<a name="line-235"></a>    <span class='keyword'>where</span>
<a name="line-236"></a>    <span class='varid'>choiceOrSeq1</span>	<span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-237"></a>    <span class='varid'>choiceOrSeq1</span> <span class='varid'>c1</span>
<a name="line-238"></a>	<span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-239"></a>	    <span class='varid'>bar</span>
<a name="line-240"></a>	    <span class='varid'>c2</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>cp</span>
<a name="line-241"></a>	    <span class='varid'>cl</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>many</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-242"></a>			 <span class='varid'>bar</span>
<a name="line-243"></a>			 <span class='varid'>cp</span>
<a name="line-244"></a>		       <span class='layout'>)</span>
<a name="line-245"></a>	    <span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>v_choice</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='layout'>(</span><span class='varid'>c1</span> <span class='conop'>:</span> <span class='varid'>c2</span> <span class='conop'>:</span> <span class='varid'>cl</span><span class='layout'>)</span><span class='layout'>)</span>
<a name="line-246"></a>	  <span class='layout'>)</span>
<a name="line-247"></a>	  <span class='varop'>&lt;|&gt;</span>
<a name="line-248"></a>	  <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-249"></a>	    <span class='varid'>cl</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>many</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-250"></a>			 <span class='varid'>comma</span>
<a name="line-251"></a>			 <span class='varid'>cp</span>
<a name="line-252"></a>		       <span class='layout'>)</span>
<a name="line-253"></a>	    <span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>v_seq</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='layout'>(</span><span class='varid'>c1</span> <span class='conop'>:</span> <span class='varid'>cl</span><span class='layout'>)</span><span class='layout'>)</span>
<a name="line-254"></a>	  <span class='layout'>)</span>
<a name="line-255"></a>          <span class='varop'>&lt;?&gt;</span> <span class='str'>"sequence or choice"</span>
<a name="line-256"></a>
<a name="line-257"></a><a name="cp"></a><span class='definition'>cp</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTree</span>
<a name="line-258"></a><span class='definition'>cp</span>
<a name="line-259"></a>    <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-260"></a>	<span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>name</span>
<a name="line-261"></a>	<span class='varid'>m</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>optOrRep</span>
<a name="line-262"></a>	<span class='varid'>return</span> <span class='layout'>(</span> <span class='keyword'>case</span> <span class='varid'>m</span> <span class='keyword'>of</span>
<a name="line-263"></a>		 <span class='keyglyph'>[</span><span class='layout'>(</span><span class='keyword'>_</span><span class='layout'>,</span> <span class='str'>""</span><span class='layout'>)</span><span class='keyglyph'>]</span> <span class='keyglyph'>-&gt;</span> <span class='varid'>n</span>
<a name="line-264"></a>		 <span class='keyword'>_</span>         <span class='keyglyph'>-&gt;</span> <span class='varid'>mkDTDElem</span> <span class='conid'>CONTENT</span> <span class='layout'>(</span><span class='varid'>m</span> <span class='varop'>++</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>v_seq</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>n</span><span class='keyglyph'>]</span>
<a name="line-265"></a>	       <span class='layout'>)</span>
<a name="line-266"></a>      <span class='layout'>)</span>
<a name="line-267"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-268"></a>      <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-269"></a>	<span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>choiceOrSeq</span>
<a name="line-270"></a>	<span class='varid'>m</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>optOrRep</span>
<a name="line-271"></a>	<span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkDTDElem</span> <span class='conid'>CONTENT</span> <span class='layout'>(</span><span class='varid'>m</span> <span class='varop'>++</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varid'>cl</span><span class='layout'>)</span>
<a name="line-272"></a>      <span class='layout'>)</span>
<a name="line-273"></a>
<a name="line-274"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-275"></a><span class='comment'>--</span>
<a name="line-276"></a><span class='comment'>-- Mixed Content (3.2.2)</span>
<a name="line-277"></a>
<a name="line-278"></a><a name="mixed"></a><span class='definition'>mixed</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-279"></a><span class='definition'>mixed</span>
<a name="line-280"></a>    <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-281"></a>	<span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-282"></a>	      <span class='varid'>lpar</span>
<a name="line-283"></a>	      <span class='varid'>string</span> <span class='varid'>k_pcdata</span>
<a name="line-284"></a>	    <span class='layout'>)</span>
<a name="line-285"></a>	<span class='varid'>nl</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>many</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-286"></a>		     <span class='varid'>bar</span>
<a name="line-287"></a>		     <span class='varid'>name</span>
<a name="line-288"></a>		   <span class='layout'>)</span>
<a name="line-289"></a>	<span class='varid'>rpar</span>
<a name="line-290"></a>	<span class='keyword'>if</span> <span class='varid'>null</span> <span class='varid'>nl</span>
<a name="line-291"></a>          <span class='keyword'>then</span> <span class='keyword'>do</span>
<a name="line-292"></a>	       <span class='varid'>option</span> <span class='chr'>' '</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'*'</span><span class='layout'>)</span>		<span class='comment'>-- (#PCDATA) or (#PCDATA)* , both are legal</span>
<a name="line-293"></a>	       <span class='varid'>return</span> <span class='layout'>(</span> <span class='keyglyph'>[</span> <span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>v_pcdata</span><span class='layout'>)</span> <span class='keyglyph'>]</span>
<a name="line-294"></a>		      <span class='layout'>,</span> <span class='conid'>[]</span>
<a name="line-295"></a>		      <span class='layout'>)</span>
<a name="line-296"></a>	  <span class='keyword'>else</span> <span class='keyword'>do</span>
<a name="line-297"></a>	       <span class='varid'>char</span> <span class='chr'>'*'</span> <span class='varop'>&lt;?&gt;</span> <span class='str'>"closing parent for mixed content (\")*\")"</span>
<a name="line-298"></a>	       <span class='varid'>return</span> <span class='layout'>(</span> <span class='keyglyph'>[</span> <span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>v_mixed</span><span class='layout'>)</span> <span class='keyglyph'>]</span>
<a name="line-299"></a>		      <span class='layout'>,</span> <span class='keyglyph'>[</span> <span class='varid'>mkDTDElem</span> <span class='conid'>CONTENT</span> <span class='keyglyph'>[</span> <span class='layout'>(</span><span class='varid'>a_modifier</span><span class='layout'>,</span> <span class='str'>"*"</span><span class='layout'>)</span>
<a name="line-300"></a>					     <span class='layout'>,</span> <span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>v_choice</span><span class='layout'>)</span>
<a name="line-301"></a>					     <span class='keyglyph'>]</span> <span class='varid'>nl</span>
<a name="line-302"></a>			<span class='keyglyph'>]</span>
<a name="line-303"></a>		      <span class='layout'>)</span>
<a name="line-304"></a>      <span class='layout'>)</span>
<a name="line-305"></a>      <span class='varop'>&lt;?&gt;</span> <span class='str'>"mixed content"</span>
<a name="line-306"></a>
<a name="line-307"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-308"></a><span class='comment'>--</span>
<a name="line-309"></a><span class='comment'>-- Attribute-List Declarations (3.3)</span>
<a name="line-310"></a>
<a name="line-311"></a><a name="attlistDecl"></a><span class='definition'>attlistDecl</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-312"></a><span class='definition'>attlistDecl</span>
<a name="line-313"></a>    <span class='keyglyph'>=</span> <span class='varid'>between</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"&lt;!ATTLIST"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'&gt;'</span><span class='layout'>)</span> <span class='varid'>attlistDeclBody</span>
<a name="line-314"></a>
<a name="line-315"></a><a name="attlistDeclBody"></a><span class='definition'>attlistDeclBody</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-316"></a><span class='definition'>attlistDeclBody</span>
<a name="line-317"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-318"></a>      <span class='varid'>skipS</span>
<a name="line-319"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-320"></a>      <span class='varid'>al</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>many</span> <span class='varid'>attDef</span>
<a name="line-321"></a>      <span class='varid'>skipS0</span>
<a name="line-322"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>map</span> <span class='layout'>(</span><span class='varid'>mkDTree</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-323"></a>    <span class='keyword'>where</span>
<a name="line-324"></a>    <span class='varid'>mkDTree</span> <span class='varid'>n'</span> <span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span>
<a name="line-325"></a>	<span class='keyglyph'>=</span> <span class='varid'>mkDTDElem</span> <span class='conid'>ATTLIST</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n'</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varid'>cl</span>
<a name="line-326"></a>    
<a name="line-327"></a><a name="attDef"></a><span class='definition'>attDef</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-328"></a><span class='definition'>attDef</span>
<a name="line-329"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-330"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-331"></a>		 <span class='varid'>skipS</span>
<a name="line-332"></a>		 <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-333"></a>	       <span class='layout'>)</span> <span class='varop'>&lt;?&gt;</span> <span class='str'>"attribute name"</span>
<a name="line-334"></a>      <span class='varid'>skipS</span>
<a name="line-335"></a>      <span class='layout'>(</span><span class='varid'>t</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>attType</span>
<a name="line-336"></a>      <span class='varid'>skipS</span>
<a name="line-337"></a>      <span class='varid'>d</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>defaultDecl</span>
<a name="line-338"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_value</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>d</span><span class='layout'>)</span> <span class='varop'>++</span> <span class='varid'>t</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span>
<a name="line-339"></a>
<a name="line-340"></a><a name="attType"></a><span class='definition'>attType</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-341"></a><span class='definition'>attType</span>
<a name="line-342"></a>    <span class='keyglyph'>=</span> <span class='varid'>tokenizedOrStringType</span>
<a name="line-343"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-344"></a>      <span class='varid'>enumeration</span>
<a name="line-345"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-346"></a>      <span class='varid'>notationType</span>
<a name="line-347"></a>      <span class='varop'>&lt;?&gt;</span> <span class='str'>"attribute type"</span>
<a name="line-348"></a>
<a name="line-349"></a><a name="tokenizedOrStringType"></a><span class='definition'>tokenizedOrStringType</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-350"></a><span class='definition'>tokenizedOrStringType</span>
<a name="line-351"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-352"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>choice</span> <span class='varop'>$</span> <span class='varid'>map</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>typl</span>
<a name="line-353"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-354"></a>      <span class='keyword'>where</span>
<a name="line-355"></a>      <span class='varid'>typl</span>	<span class='keyglyph'>=</span> <span class='keyglyph'>[</span> <span class='varid'>k_cdata</span>
<a name="line-356"></a>		  <span class='layout'>,</span> <span class='varid'>k_idrefs</span>
<a name="line-357"></a>		  <span class='layout'>,</span> <span class='varid'>k_idref</span>
<a name="line-358"></a>		  <span class='layout'>,</span> <span class='varid'>k_id</span>
<a name="line-359"></a>		  <span class='layout'>,</span> <span class='varid'>k_entity</span>
<a name="line-360"></a>		  <span class='layout'>,</span> <span class='varid'>k_entities</span>
<a name="line-361"></a>		  <span class='layout'>,</span> <span class='varid'>k_nmtokens</span>
<a name="line-362"></a>		  <span class='layout'>,</span> <span class='varid'>k_nmtoken</span>
<a name="line-363"></a>		  <span class='keyglyph'>]</span>
<a name="line-364"></a>
<a name="line-365"></a><a name="enumeration"></a><span class='definition'>enumeration</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-366"></a><span class='definition'>enumeration</span>
<a name="line-367"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-368"></a>      <span class='varid'>nl</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>inSamePE</span> <span class='layout'>(</span><span class='varid'>between</span> <span class='varid'>lpar</span> <span class='varid'>rpar</span> <span class='layout'>(</span><span class='varid'>sepBy1</span> <span class='varid'>nmtoken</span> <span class='varid'>bar</span><span class='layout'>)</span><span class='layout'>)</span>
<a name="line-369"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>k_enumeration</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='varid'>nl</span><span class='layout'>)</span>
<a name="line-370"></a>
<a name="line-371"></a><a name="notationType"></a><span class='definition'>notationType</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-372"></a><span class='definition'>notationType</span>
<a name="line-373"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-374"></a>      <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_notation</span>
<a name="line-375"></a>      <span class='varid'>skipS</span>
<a name="line-376"></a>      <span class='varid'>nl</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>inSamePE</span> <span class='layout'>(</span><span class='varid'>between</span> <span class='varid'>lpar</span> <span class='varid'>rpar</span> <span class='layout'>(</span> <span class='varid'>sepBy1</span> <span class='varid'>name</span> <span class='varid'>bar</span> <span class='layout'>)</span><span class='layout'>)</span>
<a name="line-377"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_type</span><span class='layout'>,</span> <span class='varid'>k_notation</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>,</span> <span class='varid'>nl</span><span class='layout'>)</span>
<a name="line-378"></a>
<a name="line-379"></a><a name="defaultDecl"></a><span class='definition'>defaultDecl</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>Attributes</span>
<a name="line-380"></a><span class='definition'>defaultDecl</span>
<a name="line-381"></a>    <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-382"></a>	<span class='varid'>str</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='varid'>k_required</span>
<a name="line-383"></a>	<span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>str</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-384"></a>      <span class='layout'>)</span>
<a name="line-385"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-386"></a>      <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-387"></a>	<span class='varid'>str</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='varid'>k_implied</span>
<a name="line-388"></a>	<span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>str</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-389"></a>      <span class='layout'>)</span>
<a name="line-390"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-391"></a>      <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-392"></a>        <span class='varid'>l</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>fixed</span>
<a name="line-393"></a>	<span class='varid'>v</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>attrValueT</span>
<a name="line-394"></a>	<span class='varid'>return</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_default</span><span class='layout'>,</span> <span class='varid'>xshow</span> <span class='varid'>v</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>l</span><span class='layout'>)</span>
<a name="line-395"></a>      <span class='layout'>)</span>
<a name="line-396"></a>      <span class='varop'>&lt;?&gt;</span> <span class='str'>"default declaration"</span>
<a name="line-397"></a>    <span class='keyword'>where</span>
<a name="line-398"></a>    <span class='varid'>fixed</span> <span class='keyglyph'>=</span> <span class='varid'>option</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>k_default</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-399"></a>	    <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-400"></a>	      <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='varid'>k_fixed</span>
<a name="line-401"></a>	      <span class='varid'>skipS</span>
<a name="line-402"></a>	      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_kind</span><span class='layout'>,</span> <span class='varid'>k_fixed</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-403"></a>	    <span class='layout'>)</span>
<a name="line-404"></a>
<a name="line-405"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-406"></a><span class='comment'>--</span>
<a name="line-407"></a><span class='comment'>-- Entity Declarations (4.2)</span>
<a name="line-408"></a>
<a name="line-409"></a><a name="entityDecl"></a><span class='definition'>entityDecl</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-410"></a><span class='definition'>entityDecl</span>
<a name="line-411"></a>    <span class='keyglyph'>=</span> <span class='varid'>between</span> <span class='layout'>(</span> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"&lt;!ENTITY"</span> <span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'&gt;'</span><span class='layout'>)</span> <span class='varid'>entityDeclBody</span>
<a name="line-412"></a>
<a name="line-413"></a><a name="entityDeclBody"></a><span class='definition'>entityDeclBody</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-414"></a><span class='definition'>entityDeclBody</span>
<a name="line-415"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-416"></a>      <span class='varid'>skipS</span>
<a name="line-417"></a>      <span class='layout'>(</span> <span class='varid'>peDecl</span>
<a name="line-418"></a>	<span class='varop'>&lt;|&gt;</span>
<a name="line-419"></a>	<span class='varid'>geDecl</span>
<a name="line-420"></a>	<span class='varop'>&lt;?&gt;</span> <span class='str'>"entity declaration"</span> <span class='layout'>)</span>	<span class='comment'>-- don't move the ) to the next line</span>
<a name="line-421"></a>
<a name="line-422"></a><a name="geDecl"></a><span class='definition'>geDecl</span>			<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-423"></a><span class='definition'>geDecl</span>
<a name="line-424"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-425"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-426"></a>      <span class='varid'>skipS</span>
<a name="line-427"></a>      <span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='varid'>cl</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>entityDef</span>
<a name="line-428"></a>      <span class='varid'>skipS0</span>
<a name="line-429"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkDTDElem</span> <span class='conid'>ENTITY</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varid'>cl</span><span class='keyglyph'>]</span>
<a name="line-430"></a>
<a name="line-431"></a><a name="entityDef"></a><span class='definition'>entityDef</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-432"></a><span class='definition'>entityDef</span>
<a name="line-433"></a>    <span class='keyglyph'>=</span> <span class='varid'>entityValue</span>
<a name="line-434"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-435"></a>      <span class='varid'>externalEntitySpec</span>
<a name="line-436"></a>
<a name="line-437"></a><a name="externalEntitySpec"></a><span class='definition'>externalEntitySpec</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-438"></a><span class='definition'>externalEntitySpec</span>
<a name="line-439"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-440"></a>      <span class='varid'>al</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>externalID</span>
<a name="line-441"></a>      <span class='varid'>nd</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>nDataDecl</span>
<a name="line-442"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>al</span> <span class='varop'>++</span> <span class='varid'>nd</span><span class='layout'>)</span><span class='layout'>,</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-443"></a>
<a name="line-444"></a><a name="peDecl"></a><span class='definition'>peDecl</span>			<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-445"></a><span class='definition'>peDecl</span>
<a name="line-446"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-447"></a>      <span class='varid'>char</span> <span class='chr'>'%'</span>
<a name="line-448"></a>      <span class='varid'>skipS</span>
<a name="line-449"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-450"></a>      <span class='varid'>skipS</span>
<a name="line-451"></a>      <span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='varid'>cs</span><span class='layout'>)</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>peDef</span>
<a name="line-452"></a>      <span class='varid'>skipS0</span>
<a name="line-453"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkDTDElem</span> <span class='conid'>PENTITY</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varid'>cs</span><span class='keyglyph'>]</span>
<a name="line-454"></a>
<a name="line-455"></a><a name="peDef"></a><span class='definition'>peDef</span>			<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-456"></a><span class='definition'>peDef</span>
<a name="line-457"></a>    <span class='keyglyph'>=</span> <span class='varid'>entityValue</span>
<a name="line-458"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-459"></a>      <span class='keyword'>do</span>
<a name="line-460"></a>      <span class='varid'>al</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>externalID</span>
<a name="line-461"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>al</span><span class='layout'>,</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-462"></a>
<a name="line-463"></a><a name="entityValue"></a><span class='definition'>entityValue</span>	<span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='layout'>(</span><span class='conid'>Attributes</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-464"></a><span class='definition'>entityValue</span>
<a name="line-465"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-466"></a>      <span class='varid'>v</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>entityValueT</span>
<a name="line-467"></a>      <span class='varid'>return</span> <span class='layout'>(</span><span class='conid'>[]</span><span class='layout'>,</span> <span class='varid'>v</span><span class='layout'>)</span>
<a name="line-468"></a>
<a name="line-469"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-470"></a><span class='comment'>--</span>
<a name="line-471"></a><span class='comment'>-- External Entities (4.2.2)</span>
<a name="line-472"></a>
<a name="line-473"></a><a name="externalID"></a><span class='definition'>externalID</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>Attributes</span>
<a name="line-474"></a><span class='definition'>externalID</span>
<a name="line-475"></a>    <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-476"></a>	<span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_system</span>
<a name="line-477"></a>	<span class='varid'>skipS</span>
<a name="line-478"></a>	<span class='varid'>lit</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>systemLiteral</span>
<a name="line-479"></a>	<span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>k_system</span><span class='layout'>,</span> <span class='varid'>lit</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-480"></a>      <span class='layout'>)</span>
<a name="line-481"></a>      <span class='varop'>&lt;|&gt;</span>
<a name="line-482"></a>      <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-483"></a>	<span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_public</span>
<a name="line-484"></a>	<span class='varid'>skipS</span>
<a name="line-485"></a>	<span class='varid'>pl</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>pubidLiteral</span>
<a name="line-486"></a>	<span class='varid'>skipS</span>
<a name="line-487"></a>	<span class='varid'>sl</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>systemLiteral</span>
<a name="line-488"></a>	<span class='varid'>return</span> <span class='keyglyph'>[</span> <span class='layout'>(</span><span class='varid'>k_system</span><span class='layout'>,</span> <span class='varid'>sl</span><span class='layout'>)</span>
<a name="line-489"></a>	       <span class='layout'>,</span> <span class='layout'>(</span><span class='varid'>k_public</span><span class='layout'>,</span> <span class='varid'>pl</span><span class='layout'>)</span> <span class='keyglyph'>]</span>
<a name="line-490"></a>      <span class='layout'>)</span>
<a name="line-491"></a>      <span class='varop'>&lt;?&gt;</span> <span class='str'>"SYSTEM or PUBLIC declaration"</span>
<a name="line-492"></a>
<a name="line-493"></a><a name="nDataDecl"></a><span class='definition'>nDataDecl</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>Attributes</span>
<a name="line-494"></a><span class='definition'>nDataDecl</span>
<a name="line-495"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-496"></a>      <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-497"></a>	    <span class='varid'>skipS</span>
<a name="line-498"></a>	    <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_ndata</span>
<a name="line-499"></a>	  <span class='layout'>)</span>
<a name="line-500"></a>      <span class='varid'>skipS</span>
<a name="line-501"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-502"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>k_ndata</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-503"></a>
<a name="line-504"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-505"></a><span class='comment'>--</span>
<a name="line-506"></a><span class='comment'>-- Notation Declarations (4.7)</span>
<a name="line-507"></a>
<a name="line-508"></a><a name="notationDecl"></a><span class='definition'>notationDecl</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-509"></a><span class='definition'>notationDecl</span>
<a name="line-510"></a>    <span class='keyglyph'>=</span> <span class='varid'>between</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"&lt;!NOTATION"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'&gt;'</span> <span class='varop'>&lt;?&gt;</span> <span class='str'>"notation declaration"</span><span class='layout'>)</span> <span class='varid'>notationDeclBody</span>
<a name="line-511"></a>
<a name="line-512"></a><a name="notationDeclBody"></a><span class='definition'>notationDeclBody</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-513"></a><span class='definition'>notationDeclBody</span>
<a name="line-514"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-515"></a>      <span class='varid'>skipS</span>
<a name="line-516"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-517"></a>      <span class='varid'>skipS</span>
<a name="line-518"></a>      <span class='varid'>eid</span> <span class='keyglyph'>&lt;-</span> <span class='layout'>(</span> <span class='varid'>try</span> <span class='varid'>externalID</span>
<a name="line-519"></a>	       <span class='varop'>&lt;|&gt;</span>
<a name="line-520"></a>	       <span class='varid'>publicID</span>
<a name="line-521"></a>	     <span class='layout'>)</span>
<a name="line-522"></a>      <span class='varid'>skipS0</span>
<a name="line-523"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkDTDElem</span> <span class='conid'>NOTATION</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varid'>a_name</span><span class='layout'>,</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='conop'>:</span> <span class='varid'>eid</span><span class='layout'>)</span> <span class='conid'>[]</span><span class='keyglyph'>]</span>
<a name="line-524"></a>
<a name="line-525"></a><a name="publicID"></a><span class='definition'>publicID</span>		<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>Attributes</span>
<a name="line-526"></a><span class='definition'>publicID</span>
<a name="line-527"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-528"></a>      <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_public</span>
<a name="line-529"></a>      <span class='varid'>skipS</span>
<a name="line-530"></a>      <span class='varid'>l</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>pubidLiteral</span>
<a name="line-531"></a>      <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>k_public</span><span class='layout'>,</span> <span class='varid'>l</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-532"></a>
<a name="line-533"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-534"></a>
<a name="line-535"></a><a name="condSectCondBody"></a><span class='definition'>condSectCondBody</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>XmlTrees</span>
<a name="line-536"></a><span class='definition'>condSectCondBody</span>
<a name="line-537"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-538"></a>      <span class='varid'>skipS0</span>
<a name="line-539"></a>      <span class='varid'>n</span> <span class='keyglyph'>&lt;-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-540"></a>      <span class='varid'>skipS0</span>
<a name="line-541"></a>      <span class='keyword'>let</span> <span class='varid'>n'</span> <span class='keyglyph'>=</span> <span class='varid'>stringToUpper</span> <span class='varid'>n</span>
<a name="line-542"></a>      <span class='keyword'>if</span> <span class='varid'>n'</span> <span class='varop'>`elem`</span> <span class='keyglyph'>[</span><span class='varid'>k_include</span><span class='layout'>,</span> <span class='varid'>k_ignore</span><span class='keyglyph'>]</span>
<a name="line-543"></a>	 <span class='keyword'>then</span> <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span>  <span class='varid'>n'</span><span class='keyglyph'>]</span>
<a name="line-544"></a>	 <span class='keyword'>else</span> <span class='varid'>fail</span> <span class='varop'>$</span> <span class='str'>"INCLUDE or IGNORE expected in conditional section"</span>
<a name="line-545"></a>
<a name="line-546"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-547"></a>
<a name="line-548"></a><a name="separator"></a><span class='definition'>separator</span>	<span class='keyglyph'>::</span> <span class='conid'>Char</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-549"></a><span class='definition'>separator</span> <span class='varid'>c</span>
<a name="line-550"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-551"></a>      <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-552"></a>	    <span class='varid'>skipS0</span>
<a name="line-553"></a>	    <span class='varid'>char</span> <span class='varid'>c</span>
<a name="line-554"></a>	  <span class='layout'>)</span>
<a name="line-555"></a>      <span class='varid'>skipS0</span>
<a name="line-556"></a>      <span class='varop'>&lt;?&gt;</span> <span class='keyglyph'>[</span><span class='varid'>c</span><span class='keyglyph'>]</span>
<a name="line-557"></a>
<a name="line-558"></a>
<a name="line-559"></a><a name="bar"></a><span class='definition'>bar</span><span class='layout'>,</span> <span class='varid'>comma</span><span class='layout'>,</span> <span class='varid'>lpar</span><span class='layout'>,</span> <span class='varid'>rpar</span>	<span class='keyglyph'>::</span> <span class='conid'>SParser</span> <span class='conid'>()</span>
<a name="line-560"></a>
<a name="line-561"></a><span class='definition'>bar</span>	<span class='keyglyph'>=</span> <span class='varid'>separator</span> <span class='chr'>'|'</span>
<a name="line-562"></a><a name="comma"></a><span class='definition'>comma</span>	<span class='keyglyph'>=</span> <span class='varid'>separator</span> <span class='chr'>','</span>
<a name="line-563"></a>
<a name="line-564"></a><a name="lpar"></a><span class='definition'>lpar</span>
<a name="line-565"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-566"></a>      <span class='varid'>char</span> <span class='chr'>'('</span>
<a name="line-567"></a>      <span class='varid'>skipS0</span>
<a name="line-568"></a>
<a name="line-569"></a><a name="rpar"></a><span class='definition'>rpar</span>
<a name="line-570"></a>    <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-571"></a>      <span class='varid'>skipS0</span>
<a name="line-572"></a>      <span class='varid'>char</span> <span class='chr'>')'</span>
<a name="line-573"></a>      <span class='varid'>return</span> <span class='conid'>()</span>
<a name="line-574"></a>
<a name="line-575"></a>
<a name="line-576"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-577"></a>
<a name="line-578"></a><a name="parseXmlDTDEntityValue"></a><span class='definition'>parseXmlDTDEntityValue</span>	<span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>XmlTrees</span>
<a name="line-579"></a><span class='definition'>parseXmlDTDEntityValue</span> <span class='varid'>t</span>	<span class='comment'>-- (NTree (XDTD PEREF al) cl)</span>
<a name="line-580"></a>    <span class='keyglyph'>|</span> <span class='varid'>isDTDPEref</span> <span class='varid'>t</span>
<a name="line-581"></a>	<span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='varid'>either</span>
<a name="line-582"></a>	    <span class='layout'>(</span> <span class='layout'>(</span><span class='conop'>:</span><span class='conid'>[]</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>mkError</span> <span class='varid'>c_err</span> <span class='varop'>.</span> <span class='layout'>(</span><span class='varop'>++</span> <span class='str'>"\n"</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>show</span> <span class='layout'>)</span>
<a name="line-583"></a>	    <span class='layout'>(</span> <span class='keyglyph'>\</span><span class='varid'>cl'</span> <span class='keyglyph'>-&gt;</span> <span class='keyword'>if</span> <span class='varid'>null</span> <span class='varid'>cl'</span>
<a name="line-584"></a>                         <span class='keyword'>then</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='str'>""</span><span class='keyglyph'>]</span>
<a name="line-585"></a>                         <span class='keyword'>else</span> <span class='varid'>cl'</span>
<a name="line-586"></a>	    <span class='layout'>)</span>
<a name="line-587"></a>	    <span class='varop'>.</span>
<a name="line-588"></a>	    <span class='varid'>parse</span> <span class='varid'>parser</span> <span class='varid'>source</span>
<a name="line-589"></a>	  <span class='layout'>)</span> <span class='varid'>input</span>
<a name="line-590"></a>    <span class='keyglyph'>|</span> <span class='varid'>otherwise</span>
<a name="line-591"></a>	<span class='keyglyph'>=</span> <span class='conid'>[]</span>
<a name="line-592"></a>    <span class='keyword'>where</span>
<a name="line-593"></a>    <span class='varid'>al</span>     <span class='keyglyph'>=</span> <span class='varid'>fromMaybe</span> <span class='conid'>[]</span> <span class='varop'>.</span> <span class='varid'>getDTDAttrl</span> <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-594"></a>    <span class='varid'>cl</span>     <span class='keyglyph'>=</span> <span class='varid'>getChildren</span> <span class='varid'>t</span>
<a name="line-595"></a>    <span class='varid'>parser</span> <span class='keyglyph'>=</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>entityTokensT</span> <span class='str'>"%&amp;"</span>
<a name="line-596"></a>    <span class='varid'>source</span> <span class='keyglyph'>=</span> <span class='str'>"value of parameter entity "</span> <span class='varop'>++</span> <span class='varid'>lookupDef</span> <span class='str'>""</span> <span class='varid'>a_peref</span> <span class='varid'>al</span>
<a name="line-597"></a>    <span class='varid'>input</span>  <span class='keyglyph'>=</span> <span class='varid'>xshow</span> <span class='varid'>cl</span>
<a name="line-598"></a>
<a name="line-599"></a><span class='comment'>{-
<a name="line-600"></a>parseXmlDTDEntityValue n
<a name="line-601"></a>    = error ("parseXmlDTDEntityValue: illegal argument: " ++ show n)
<a name="line-602"></a>-}</span>
<a name="line-603"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-604"></a>
<a name="line-605"></a><a name="parseXmlDTDdeclPart"></a><span class='definition'>parseXmlDTDdeclPart</span>	<span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>XmlTrees</span>
<a name="line-606"></a><span class='definition'>parseXmlDTDdeclPart</span> <span class='varid'>t</span>		<span class='comment'>-- @(NTree (XDTD PEREF al) cl)</span>
<a name="line-607"></a>    <span class='keyglyph'>|</span> <span class='varid'>isDTDPEref</span> <span class='varid'>t</span>
<a name="line-608"></a>	<span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='layout'>(</span><span class='conop'>:</span><span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-609"></a>	    <span class='varop'>.</span>
<a name="line-610"></a>	    <span class='varid'>either</span>
<a name="line-611"></a>	       <span class='layout'>(</span> <span class='varid'>mkError</span> <span class='varid'>c_err</span> <span class='varop'>.</span> <span class='layout'>(</span><span class='varop'>++</span> <span class='str'>"\n"</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>show</span> <span class='layout'>)</span>
<a name="line-612"></a>	       <span class='layout'>(</span> <span class='varid'>flip</span> <span class='varid'>setChildren</span> <span class='varop'>$</span> <span class='varid'>t</span> <span class='layout'>)</span> <span class='comment'>-- \ cl' -&gt; setChildren cl' t)</span>
<a name="line-613"></a>	    <span class='varop'>.</span>
<a name="line-614"></a>	    <span class='varid'>parse</span> <span class='varid'>parser</span> <span class='varid'>source</span>
<a name="line-615"></a>	  <span class='layout'>)</span> <span class='varid'>input</span>
<a name="line-616"></a>    <span class='keyglyph'>|</span> <span class='varid'>otherwise</span>
<a name="line-617"></a>	<span class='keyglyph'>=</span> <span class='conid'>[]</span>
<a name="line-618"></a>    <span class='keyword'>where</span>
<a name="line-619"></a>    <span class='varid'>al</span>     <span class='keyglyph'>=</span> <span class='varid'>fromMaybe</span> <span class='conid'>[]</span> <span class='varop'>.</span> <span class='varid'>getDTDAttrl</span> <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-620"></a>    <span class='varid'>cl</span>     <span class='keyglyph'>=</span> <span class='varid'>getChildren</span> <span class='varid'>t</span>
<a name="line-621"></a>    <span class='varid'>parser</span> <span class='keyglyph'>=</span> <span class='varid'>many</span> <span class='conid'>XD</span><span class='varop'>.</span><span class='varid'>dtdToken</span>
<a name="line-622"></a>    <span class='varid'>source</span> <span class='keyglyph'>=</span> <span class='str'>"value of parameter entity "</span> <span class='varop'>++</span> <span class='varid'>lookupDef</span> <span class='str'>""</span> <span class='varid'>a_peref</span> <span class='varid'>al</span>
<a name="line-623"></a>    <span class='varid'>input</span>  <span class='keyglyph'>=</span> <span class='varid'>xshow</span> <span class='varid'>cl</span>
<a name="line-624"></a>
<a name="line-625"></a><span class='comment'>{-
<a name="line-626"></a>parseXmlDTDdeclPart n
<a name="line-627"></a>    = error ("parseXmlDTDdeclPart: illegal argument: " ++ show n)
<a name="line-628"></a>-}</span>
<a name="line-629"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-630"></a><span class='comment'>--</span>
<a name="line-631"></a><span class='comment'>-- the main entry point</span>
<a name="line-632"></a>
<a name="line-633"></a><span class='comment'>-- | parse a tokenized DTD declaration represented by a DTD tree.</span>
<a name="line-634"></a><span class='comment'>-- The content is represented by the children containing text and parameter entity reference nodes.</span>
<a name="line-635"></a><span class='comment'>-- The parameter entity reference nodes contain their value in the children list, consisting of text</span>
<a name="line-636"></a><span class='comment'>-- and possibly again parameter entity reference nodes. This structure is build by the parameter entity</span>
<a name="line-637"></a><span class='comment'>-- substitution.</span>
<a name="line-638"></a><span class='comment'>-- Output is again a DTD declaration node, but this time completely parsed and ready for further DTD processing</span>
<a name="line-639"></a>
<a name="line-640"></a><a name="parseXmlDTDdecl"></a><span class='definition'>parseXmlDTDdecl</span>	<span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>XmlTrees</span>
<a name="line-641"></a><span class='definition'>parseXmlDTDdecl</span> <span class='varid'>t</span>	<span class='comment'>-- (NTree (XDTD dtdElem al) cl)</span>
<a name="line-642"></a>    <span class='keyglyph'>|</span> <span class='varid'>isDTD</span> <span class='varid'>t</span>
<a name="line-643"></a>	<span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='varid'>either</span> <span class='layout'>(</span><span class='layout'>(</span><span class='conop'>:</span><span class='conid'>[]</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>mkError</span> <span class='varid'>c_err</span> <span class='varop'>.</span> <span class='layout'>(</span><span class='varop'>++</span> <span class='str'>"\n"</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>show</span><span class='layout'>)</span> <span class='varid'>id</span>
<a name="line-644"></a>	    <span class='varop'>.</span>
<a name="line-645"></a>	    <span class='varid'>runParser</span> <span class='varid'>parser</span> <span class='layout'>(</span><span class='varid'>initialLocalState</span> <span class='varid'>pos</span><span class='layout'>)</span> <span class='varid'>source</span>
<a name="line-646"></a>	  <span class='layout'>)</span> <span class='varid'>input</span>
<a name="line-647"></a>    <span class='keyglyph'>|</span> <span class='varid'>otherwise</span>
<a name="line-648"></a>	<span class='keyglyph'>=</span> <span class='conid'>[]</span>
<a name="line-649"></a>    <span class='keyword'>where</span>
<a name="line-650"></a>    <span class='varid'>dtdElem</span> <span class='keyglyph'>=</span> <span class='varid'>fromJust</span>     <span class='varop'>.</span> <span class='varid'>getDTDPart</span>  <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-651"></a>    <span class='varid'>al</span>      <span class='keyglyph'>=</span> <span class='varid'>fromMaybe</span> <span class='conid'>[]</span> <span class='varop'>.</span> <span class='varid'>getDTDAttrl</span> <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-652"></a>    <span class='varid'>cl</span>      <span class='keyglyph'>=</span> <span class='varid'>getChildren</span> <span class='varid'>t</span>
<a name="line-653"></a>    <span class='varid'>dtdParsers</span>
<a name="line-654"></a>	<span class='keyglyph'>=</span> <span class='keyglyph'>[</span> <span class='layout'>(</span><span class='conid'>ELEMENT</span><span class='layout'>,</span>  <span class='varid'>elementDeclBody</span><span class='layout'>)</span>
<a name="line-655"></a>	  <span class='layout'>,</span> <span class='layout'>(</span><span class='conid'>ATTLIST</span><span class='layout'>,</span>  <span class='varid'>attlistDeclBody</span><span class='layout'>)</span>
<a name="line-656"></a>	  <span class='layout'>,</span> <span class='layout'>(</span><span class='conid'>ENTITY</span><span class='layout'>,</span>   <span class='varid'>entityDeclBody</span><span class='layout'>)</span>
<a name="line-657"></a>	  <span class='layout'>,</span> <span class='layout'>(</span><span class='conid'>NOTATION</span><span class='layout'>,</span> <span class='varid'>notationDeclBody</span><span class='layout'>)</span>
<a name="line-658"></a>	  <span class='layout'>,</span> <span class='layout'>(</span><span class='conid'>CONDSECT</span><span class='layout'>,</span> <span class='varid'>condSectCondBody</span><span class='layout'>)</span>
<a name="line-659"></a>	  <span class='keyglyph'>]</span>
<a name="line-660"></a>    <span class='varid'>source</span> <span class='keyglyph'>=</span> <span class='varid'>lookupDef</span> <span class='str'>"DTD declaration"</span> <span class='varid'>a_source</span> <span class='varid'>al</span>
<a name="line-661"></a>    <span class='varid'>line</span>   <span class='keyglyph'>=</span> <span class='varid'>lookupDef</span> <span class='str'>"1"</span> <span class='varid'>a_line</span> <span class='varid'>al</span>
<a name="line-662"></a>    <span class='varid'>column</span> <span class='keyglyph'>=</span> <span class='varid'>lookupDef</span> <span class='str'>"1"</span> <span class='varid'>a_column</span> <span class='varid'>al</span>
<a name="line-663"></a>    <span class='varid'>pos</span>    <span class='keyglyph'>=</span> <span class='varid'>newPos</span> <span class='varid'>source</span> <span class='layout'>(</span><span class='varid'>read</span> <span class='varid'>line</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>read</span> <span class='varid'>column</span><span class='layout'>)</span>
<a name="line-664"></a>    <span class='varid'>parser</span> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-665"></a>	     <span class='varid'>setPosition</span> <span class='varid'>pos</span>
<a name="line-666"></a>	     <span class='varid'>res</span> <span class='keyglyph'>&lt;-</span> <span class='varid'>fromJust</span> <span class='varop'>.</span> <span class='varid'>lookup</span> <span class='varid'>dtdElem</span> <span class='varop'>$</span> <span class='varid'>dtdParsers</span>
<a name="line-667"></a>	     <span class='varid'>eof</span>
<a name="line-668"></a>	     <span class='varid'>return</span> <span class='varid'>res</span>
<a name="line-669"></a>    <span class='varid'>input</span>  <span class='keyglyph'>=</span> <span class='varid'>concatMap</span> <span class='varid'>collectText</span> <span class='varid'>cl</span>
<a name="line-670"></a><span class='comment'>{-
<a name="line-671"></a>parseXmlDTDdecl _
<a name="line-672"></a>    = []
<a name="line-673"></a>-}</span>
<a name="line-674"></a>
<a name="line-675"></a><span class='comment'>-- | collect the tokens of a DTD declaration body and build</span>
<a name="line-676"></a><span class='comment'>-- a string ready for parsing. The structure of the parameter entity values</span>
<a name="line-677"></a><span class='comment'>-- is stll stored in this string for checking the scope of the parameter values</span>
<a name="line-678"></a>
<a name="line-679"></a><a name="collectText"></a><span class='definition'>collectText</span>	<span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>String</span>
<a name="line-680"></a>
<a name="line-681"></a><span class='definition'>collectText</span> <span class='varid'>t</span>
<a name="line-682"></a>    <span class='keyglyph'>|</span> <span class='varid'>isText</span> <span class='varid'>t</span>
<a name="line-683"></a>	<span class='keyglyph'>=</span> <span class='varid'>fromMaybe</span> <span class='str'>""</span> <span class='varop'>.</span> <span class='varid'>getText</span> <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-684"></a>    <span class='keyglyph'>|</span> <span class='varid'>isDTDPEref</span> <span class='varid'>t</span>
<a name="line-685"></a>	<span class='keyglyph'>=</span> <span class='varid'>prefixPe</span> <span class='varop'>++</span> <span class='varid'>concatMap</span> <span class='varid'>collectText</span> <span class='layout'>(</span><span class='varid'>getChildren</span> <span class='varid'>t</span><span class='layout'>)</span> <span class='varop'>++</span> <span class='varid'>suffixPe</span>
<a name="line-686"></a>    <span class='keyglyph'>|</span> <span class='varid'>otherwise</span>
<a name="line-687"></a>	<span class='keyglyph'>=</span> <span class='str'>""</span>
<a name="line-688"></a>    <span class='keyword'>where</span>
<a name="line-689"></a>    <span class='varid'>al</span>       <span class='keyglyph'>=</span> <span class='varid'>fromMaybe</span> <span class='conid'>[]</span> <span class='varop'>.</span> <span class='varid'>getDTDAttrl</span> <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-690"></a>    <span class='varid'>delPe</span>    <span class='keyglyph'>=</span> <span class='str'>"\0"</span>
<a name="line-691"></a>    <span class='varid'>prefixPe</span> <span class='keyglyph'>=</span> <span class='varid'>delPe</span> <span class='varop'>++</span> <span class='varid'>lookupDef</span> <span class='str'>"???"</span> <span class='varid'>a_peref</span> <span class='varid'>al</span> <span class='varop'>++</span> <span class='varid'>delPe</span>
<a name="line-692"></a>    <span class='varid'>suffixPe</span> <span class='keyglyph'>=</span> <span class='varid'>delPe</span> <span class='varop'>++</span> <span class='varid'>delPe</span>
<a name="line-693"></a>
<a name="line-694"></a><span class='comment'>{-
<a name="line-695"></a>
<a name="line-696"></a>collectText (NTree n _)
<a name="line-697"></a>    | isXTextNode n
<a name="line-698"></a>	= textOfXNode n
<a name="line-699"></a>
<a name="line-700"></a>collectText (NTree (XDTD PEREF al) cl)
<a name="line-701"></a>    = prefixPe ++ concatMap collectText cl ++ suffixPe
<a name="line-702"></a>      where
<a name="line-703"></a>      delPe    = "\0"
<a name="line-704"></a>      prefixPe = delPe ++ lookupDef "???" a_peref al ++ delPe
<a name="line-705"></a>      suffixPe = delPe ++ delPe
<a name="line-706"></a>
<a name="line-707"></a>collectText _
<a name="line-708"></a>    = ""
<a name="line-709"></a>-}</span>
<a name="line-710"></a>
<a name="line-711"></a><a name="isDTDPEref"></a><span class='definition'>isDTDPEref</span>	<span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-&gt;</span> <span class='conid'>Bool</span>
<a name="line-712"></a><span class='definition'>isDTDPEref</span>
<a name="line-713"></a>    <span class='keyglyph'>=</span> <span class='varid'>maybe</span> <span class='conid'>False</span> <span class='layout'>(</span><span class='varop'>==</span> <span class='conid'>PEREF</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>getDTDPart</span>
<a name="line-714"></a>
<a name="line-715"></a><span class='comment'>-- ------------------------------------------------------------</span>
</pre></body>
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