hxt-8.0.0: doc/hdoc/src/Text-XML-HXT-Parser-XmlParsec.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ -->
<title>Haskell Code by HsColour</title>
<link type='text/css' rel='stylesheet' href='hscolour.css' />
</head>
<body>
<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.XmlParsec
<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> Version : $Id: XmlParsec.hs,v 1.14 2005/09/02 17:09:39 hxml Exp $
<a name="line-12"></a>
<a name="line-13"></a> Xml Parsec parser with pure filter interface
<a name="line-14"></a>
<a name="line-15"></a>-}</span>
<a name="line-16"></a>
<a name="line-17"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-18"></a>
<a name="line-19"></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'>XmlParsec</span>
<a name="line-20"></a> <span class='layout'>(</span> <span class='varid'>charData</span>
<a name="line-21"></a> <span class='layout'>,</span> <span class='varid'>charData'</span>
<a name="line-22"></a> <span class='layout'>,</span> <span class='varid'>comment</span>
<a name="line-23"></a> <span class='layout'>,</span> <span class='varid'>pI</span>
<a name="line-24"></a> <span class='layout'>,</span> <span class='varid'>cDSect</span>
<a name="line-25"></a> <span class='layout'>,</span> <span class='varid'>document</span>
<a name="line-26"></a> <span class='layout'>,</span> <span class='varid'>document'</span>
<a name="line-27"></a> <span class='layout'>,</span> <span class='varid'>prolog</span>
<a name="line-28"></a> <span class='layout'>,</span> <span class='varid'>xMLDecl</span>
<a name="line-29"></a> <span class='layout'>,</span> <span class='varid'>xMLDecl'</span>
<a name="line-30"></a> <span class='layout'>,</span> <span class='varid'>versionInfo</span>
<a name="line-31"></a> <span class='layout'>,</span> <span class='varid'>misc</span>
<a name="line-32"></a> <span class='layout'>,</span> <span class='varid'>doctypedecl</span>
<a name="line-33"></a> <span class='layout'>,</span> <span class='varid'>markupdecl</span>
<a name="line-34"></a> <span class='layout'>,</span> <span class='varid'>sDDecl</span>
<a name="line-35"></a> <span class='layout'>,</span> <span class='varid'>element</span>
<a name="line-36"></a> <span class='layout'>,</span> <span class='varid'>content</span>
<a name="line-37"></a> <span class='layout'>,</span> <span class='varid'>contentWithTextDecl</span>
<a name="line-38"></a> <span class='layout'>,</span> <span class='varid'>textDecl</span>
<a name="line-39"></a> <span class='layout'>,</span> <span class='varid'>encodingDecl</span>
<a name="line-40"></a> <span class='layout'>,</span> <span class='varid'>xread</span>
<a name="line-41"></a>
<a name="line-42"></a> <span class='layout'>,</span> <span class='varid'>parseXmlAttrValue</span>
<a name="line-43"></a> <span class='layout'>,</span> <span class='varid'>parseXmlContent</span>
<a name="line-44"></a> <span class='layout'>,</span> <span class='varid'>parseXmlDocEncodingSpec</span>
<a name="line-45"></a> <span class='layout'>,</span> <span class='varid'>parseXmlDocument</span>
<a name="line-46"></a> <span class='layout'>,</span> <span class='varid'>parseXmlDTDPart</span>
<a name="line-47"></a> <span class='layout'>,</span> <span class='varid'>parseXmlEncodingSpec</span>
<a name="line-48"></a> <span class='layout'>,</span> <span class='varid'>parseXmlEntityEncodingSpec</span>
<a name="line-49"></a> <span class='layout'>,</span> <span class='varid'>parseXmlGeneralEntityValue</span>
<a name="line-50"></a> <span class='layout'>,</span> <span class='varid'>parseXmlPart</span>
<a name="line-51"></a> <span class='layout'>,</span> <span class='varid'>parseXmlText</span>
<a name="line-52"></a>
<a name="line-53"></a> <span class='layout'>,</span> <span class='varid'>parseNMToken</span>
<a name="line-54"></a> <span class='layout'>,</span> <span class='varid'>parseName</span>
<a name="line-55"></a>
<a name="line-56"></a> <span class='layout'>,</span> <span class='varid'>removeEncodingSpec</span>
<a name="line-57"></a> <span class='layout'>)</span>
<a name="line-58"></a><span class='keyword'>where</span>
<a name="line-59"></a>
<a name="line-60"></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-61"></a> <span class='layout'>(</span> <span class='conid'>GenParser</span>
<a name="line-62"></a> <span class='layout'>,</span> <span class='conid'>Parser</span>
<a name="line-63"></a> <span class='layout'>,</span> <span class='varid'>parse</span>
<a name="line-64"></a> <span class='layout'>,</span> <span class='layout'>(</span><span class='varop'><?></span><span class='layout'>)</span><span class='layout'>,</span> <span class='layout'>(</span><span class='varop'><|></span><span class='layout'>)</span>
<a name="line-65"></a> <span class='layout'>,</span> <span class='varid'>char</span>
<a name="line-66"></a> <span class='layout'>,</span> <span class='varid'>string</span>
<a name="line-67"></a> <span class='layout'>,</span> <span class='varid'>eof</span>
<a name="line-68"></a> <span class='layout'>,</span> <span class='varid'>between</span>
<a name="line-69"></a> <span class='layout'>,</span> <span class='varid'>many</span><span class='layout'>,</span> <span class='varid'>many1</span>
<a name="line-70"></a> <span class='layout'>,</span> <span class='varid'>option</span>
<a name="line-71"></a> <span class='layout'>,</span> <span class='varid'>try</span>
<a name="line-72"></a> <span class='layout'>,</span> <span class='varid'>unexpected</span>
<a name="line-73"></a> <span class='layout'>,</span> <span class='varid'>getPosition</span>
<a name="line-74"></a> <span class='layout'>,</span> <span class='varid'>getInput</span>
<a name="line-75"></a> <span class='layout'>,</span> <span class='varid'>sourceName</span>
<a name="line-76"></a> <span class='layout'>)</span>
<a name="line-77"></a>
<a name="line-78"></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-79"></a> <span class='layout'>(</span> <span class='varid'>xshow</span>
<a name="line-80"></a> <span class='layout'>)</span>
<a name="line-81"></a>
<a name="line-82"></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>
<a name="line-83"></a>
<a name="line-84"></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-85"></a> <span class='layout'>(</span> <span class='varid'>mkElement</span>
<a name="line-86"></a> <span class='layout'>,</span> <span class='varid'>mkAttr</span>
<a name="line-87"></a> <span class='layout'>,</span> <span class='varid'>mkRoot</span>
<a name="line-88"></a> <span class='layout'>,</span> <span class='varid'>mkDTDElem</span>
<a name="line-89"></a> <span class='layout'>,</span> <span class='varid'>mkText</span>
<a name="line-90"></a> <span class='layout'>,</span> <span class='varid'>mkCmt</span>
<a name="line-91"></a> <span class='layout'>,</span> <span class='varid'>mkCdata</span>
<a name="line-92"></a> <span class='layout'>,</span> <span class='varid'>mkError</span>
<a name="line-93"></a> <span class='layout'>,</span> <span class='varid'>mkPi</span>
<a name="line-94"></a> <span class='layout'>,</span> <span class='varid'>isText</span>
<a name="line-95"></a> <span class='layout'>,</span> <span class='varid'>isRoot</span>
<a name="line-96"></a> <span class='layout'>,</span> <span class='varid'>getText</span>
<a name="line-97"></a> <span class='layout'>,</span> <span class='varid'>getChildren</span>
<a name="line-98"></a> <span class='layout'>,</span> <span class='varid'>getAttrl</span>
<a name="line-99"></a> <span class='layout'>,</span> <span class='varid'>getAttrName</span>
<a name="line-100"></a> <span class='layout'>,</span> <span class='varid'>changeAttrl</span>
<a name="line-101"></a> <span class='layout'>,</span> <span class='varid'>mergeAttrl</span>
<a name="line-102"></a> <span class='layout'>)</span>
<a name="line-103"></a>
<a name="line-104"></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'>Parser</span><span class='varop'>.</span><span class='conid'>XmlCharParser</span>
<a name="line-105"></a> <span class='layout'>(</span> <span class='varid'>xmlChar</span>
<a name="line-106"></a> <span class='layout'>)</span>
<a name="line-107"></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-108"></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>
<a name="line-109"></a>
<a name="line-110"></a><span class='keyword'>import</span> <span class='conid'>Data</span><span class='varop'>.</span><span class='conid'>Char</span> <span class='layout'>(</span><span class='varid'>toLower</span><span class='layout'>)</span>
<a name="line-111"></a><span class='keyword'>import</span> <span class='conid'>Data</span><span class='varop'>.</span><span class='conid'>Maybe</span>
<a name="line-112"></a>
<a name="line-113"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-114"></a><span class='comment'>--</span>
<a name="line-115"></a><span class='comment'>-- Character Data (2.4)</span>
<a name="line-116"></a>
<a name="line-117"></a><a name="charData"></a><span class='definition'>charData</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-118"></a><span class='definition'>charData</span>
<a name="line-119"></a> <span class='keyglyph'>=</span> <span class='varid'>many</span> <span class='layout'>(</span><span class='varid'>charData'</span> <span class='varop'><|></span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>referenceT</span><span class='layout'>)</span>
<a name="line-120"></a>
<a name="line-121"></a><a name="charData'"></a><span class='definition'>charData'</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-122"></a><span class='definition'>charData'</span>
<a name="line-123"></a> <span class='keyglyph'>=</span> <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-124"></a> <span class='varid'>t</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>allBut1</span> <span class='varid'>many1</span> <span class='layout'>(</span><span class='keyglyph'>\</span> <span class='varid'>c</span> <span class='keyglyph'>-></span> <span class='varid'>not</span> <span class='layout'>(</span><span class='varid'>c</span> <span class='varop'>`elem`</span> <span class='str'>"<&"</span><span class='layout'>)</span><span class='layout'>)</span> <span class='str'>"]]>"</span>
<a name="line-125"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkText</span> <span class='varop'>$!</span> <span class='varid'>t</span><span class='layout'>)</span>
<a name="line-126"></a> <span class='layout'>)</span>
<a name="line-127"></a>
<a name="line-128"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-129"></a><span class='comment'>--</span>
<a name="line-130"></a><span class='comment'>-- Comments (2.5)</span>
<a name="line-131"></a>
<a name="line-132"></a><a name="comment"></a><span class='definition'>comment</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-133"></a>
<a name="line-134"></a><span class='definition'>comment</span>
<a name="line-135"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-136"></a> <span class='varid'>c</span> <span class='keyglyph'><-</span> <span class='varid'>between</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"<!--"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>string</span> <span class='str'>"-->"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>allBut</span> <span class='varid'>many</span> <span class='str'>"--"</span><span class='layout'>)</span>
<a name="line-137"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkCmt</span> <span class='varop'>$!</span> <span class='varid'>c</span><span class='layout'>)</span>
<a name="line-138"></a> <span class='layout'>)</span> <span class='varop'><?></span> <span class='str'>"comment"</span>
<a name="line-139"></a>
<a name="line-140"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-141"></a><span class='comment'>--</span>
<a name="line-142"></a><span class='comment'>-- Processing Instructions</span>
<a name="line-143"></a>
<a name="line-144"></a><a name="pI"></a><span class='definition'>pI</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-145"></a><span class='definition'>pI</span>
<a name="line-146"></a> <span class='keyglyph'>=</span> <span class='varid'>between</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"<?"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>string</span> <span class='str'>"?>"</span><span class='layout'>)</span>
<a name="line-147"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-148"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='varid'>pITarget</span>
<a name="line-149"></a> <span class='varid'>p</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='str'>""</span> <span class='layout'>(</span><span class='keyword'>do</span>
<a name="line-150"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>sPace</span>
<a name="line-151"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>allBut</span> <span class='varid'>many</span> <span class='str'>"?>"</span>
<a name="line-152"></a> <span class='layout'>)</span>
<a name="line-153"></a> <span class='varid'>return</span> <span class='varop'>$</span> <span class='varid'>mkPi</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>a_value</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='varid'>p</span><span class='keyglyph'>]</span><span class='keyglyph'>]</span>
<a name="line-154"></a> <span class='layout'>)</span> <span class='varop'><?></span> <span class='str'>"processing instruction"</span>
<a name="line-155"></a> <span class='keyword'>where</span>
<a name="line-156"></a> <span class='varid'>pITarget</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>String</span>
<a name="line-157"></a> <span class='varid'>pITarget</span> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-158"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-159"></a> <span class='keyword'>if</span> <span class='varid'>map</span> <span class='varid'>toLower</span> <span class='varid'>n</span> <span class='varop'>==</span> <span class='varid'>t_xml</span>
<a name="line-160"></a> <span class='keyword'>then</span> <span class='varid'>unexpected</span> <span class='varid'>n</span>
<a name="line-161"></a> <span class='keyword'>else</span> <span class='varid'>return</span> <span class='varid'>n</span>
<a name="line-162"></a> <span class='layout'>)</span>
<a name="line-163"></a>
<a name="line-164"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-165"></a><span class='comment'>--</span>
<a name="line-166"></a><span class='comment'>-- CDATA Sections (2.7)</span>
<a name="line-167"></a>
<a name="line-168"></a><a name="cDSect"></a><span class='definition'>cDSect</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-169"></a>
<a name="line-170"></a><span class='definition'>cDSect</span>
<a name="line-171"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-172"></a> <span class='varid'>t</span> <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'>"<![CDATA["</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>string</span> <span class='str'>"]]>"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>allBut</span> <span class='varid'>many</span> <span class='str'>"]]>"</span><span class='layout'>)</span>
<a name="line-173"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkCdata</span> <span class='varop'>$!</span> <span class='varid'>t</span><span class='layout'>)</span>
<a name="line-174"></a> <span class='varop'><?></span> <span class='str'>"CDATA section"</span>
<a name="line-175"></a>
<a name="line-176"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-177"></a><span class='comment'>--</span>
<a name="line-178"></a><span class='comment'>-- Document (2.1) and Prolog (2.8)</span>
<a name="line-179"></a>
<a name="line-180"></a><a name="document"></a><span class='definition'>document</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-181"></a><span class='definition'>document</span>
<a name="line-182"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-183"></a> <span class='varid'>pos</span> <span class='keyglyph'><-</span> <span class='varid'>getPosition</span>
<a name="line-184"></a> <span class='varid'>dl</span> <span class='keyglyph'><-</span> <span class='varid'>document'</span>
<a name="line-185"></a> <span class='varid'>return</span> <span class='varop'>$</span> <span class='varid'>mkRoot</span> <span class='keyglyph'>[</span> <span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>a_source</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='layout'>(</span><span class='varid'>sourceName</span> <span class='varid'>pos</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-186"></a> <span class='layout'>,</span> <span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>a_status</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='layout'>(</span><span class='varid'>show</span> <span class='varid'>c_ok</span><span class='layout'>)</span><span class='keyglyph'>]</span>
<a name="line-187"></a> <span class='keyglyph'>]</span> <span class='varid'>dl</span>
<a name="line-188"></a>
<a name="line-189"></a><a name="document'"></a><span class='definition'>document'</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-190"></a><span class='definition'>document'</span>
<a name="line-191"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-192"></a> <span class='varid'>pl</span> <span class='keyglyph'><-</span> <span class='varid'>prolog</span>
<a name="line-193"></a> <span class='varid'>el</span> <span class='keyglyph'><-</span> <span class='varid'>element</span>
<a name="line-194"></a> <span class='varid'>ml</span> <span class='keyglyph'><-</span> <span class='varid'>many</span> <span class='varid'>misc</span>
<a name="line-195"></a> <span class='varid'>eof</span>
<a name="line-196"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>pl</span> <span class='varop'>++</span> <span class='keyglyph'>[</span><span class='varid'>el</span><span class='keyglyph'>]</span> <span class='varop'>++</span> <span class='varid'>ml</span><span class='layout'>)</span>
<a name="line-197"></a>
<a name="line-198"></a><a name="prolog"></a><span class='definition'>prolog</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-199"></a><span class='definition'>prolog</span>
<a name="line-200"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-201"></a> <span class='varid'>xml</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>xMLDecl'</span>
<a name="line-202"></a> <span class='varid'>misc1</span> <span class='keyglyph'><-</span> <span class='varid'>many</span> <span class='varid'>misc</span>
<a name="line-203"></a> <span class='varid'>dtdPart</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>doctypedecl</span>
<a name="line-204"></a> <span class='varid'>misc2</span> <span class='keyglyph'><-</span> <span class='varid'>many</span> <span class='varid'>misc</span>
<a name="line-205"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>xml</span> <span class='varop'>++</span> <span class='varid'>misc1</span> <span class='varop'>++</span> <span class='varid'>dtdPart</span> <span class='varop'>++</span> <span class='varid'>misc2</span><span class='layout'>)</span>
<a name="line-206"></a>
<a name="line-207"></a><a name="xMLDecl"></a><span class='definition'>xMLDecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-208"></a><span class='definition'>xMLDecl</span>
<a name="line-209"></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'>"<?xml"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>string</span> <span class='str'>"?>"</span><span class='layout'>)</span>
<a name="line-210"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-211"></a> <span class='varid'>vi</span> <span class='keyglyph'><-</span> <span class='varid'>versionInfo</span>
<a name="line-212"></a> <span class='varid'>ed</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>encodingDecl</span>
<a name="line-213"></a> <span class='varid'>sd</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>sDDecl</span>
<a name="line-214"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS0</span>
<a name="line-215"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>vi</span> <span class='varop'>++</span> <span class='varid'>ed</span> <span class='varop'>++</span> <span class='varid'>sd</span><span class='layout'>)</span>
<a name="line-216"></a> <span class='layout'>)</span>
<a name="line-217"></a> <span class='varop'><?></span> <span class='str'>"xml declaration"</span>
<a name="line-218"></a>
<a name="line-219"></a><a name="xMLDecl'"></a><span class='definition'>xMLDecl'</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-220"></a><span class='definition'>xMLDecl'</span>
<a name="line-221"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-222"></a> <span class='varid'>al</span> <span class='keyglyph'><-</span> <span class='varid'>xMLDecl</span>
<a name="line-223"></a> <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkPi</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>t_xml</span><span class='layout'>)</span> <span class='varid'>al</span><span class='keyglyph'>]</span>
<a name="line-224"></a>
<a name="line-225"></a><a name="xMLDecl''"></a><span class='definition'>xMLDecl''</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-226"></a><span class='definition'>xMLDecl''</span>
<a name="line-227"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-228"></a> <span class='varid'>al</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varid'>xMLDecl</span><span class='layout'>)</span>
<a name="line-229"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkRoot</span> <span class='varid'>al</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-230"></a>
<a name="line-231"></a><a name="versionInfo"></a><span class='definition'>versionInfo</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-232"></a><span class='definition'>versionInfo</span>
<a name="line-233"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-234"></a> <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-235"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-236"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>a_version</span>
<a name="line-237"></a> <span class='layout'>)</span>
<a name="line-238"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>eq</span>
<a name="line-239"></a> <span class='varid'>vi</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>quoted</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>versionNum</span>
<a name="line-240"></a> <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>a_version</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='varid'>vi</span><span class='keyglyph'>]</span><span class='keyglyph'>]</span>
<a name="line-241"></a> <span class='layout'>)</span>
<a name="line-242"></a> <span class='varop'><?></span> <span class='str'>"version info (with quoted version number)"</span>
<a name="line-243"></a>
<a name="line-244"></a><a name="misc"></a><span class='definition'>misc</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-245"></a><span class='definition'>misc</span>
<a name="line-246"></a> <span class='keyglyph'>=</span> <span class='varid'>comment</span>
<a name="line-247"></a> <span class='varop'><|></span>
<a name="line-248"></a> <span class='varid'>pI</span>
<a name="line-249"></a> <span class='varop'><|></span>
<a name="line-250"></a> <span class='layout'>(</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-251"></a> <span class='varid'>ws</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>sPace</span>
<a name="line-252"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkText</span> <span class='varid'>ws</span><span class='layout'>)</span>
<a name="line-253"></a> <span class='layout'>)</span> <span class='varop'><?></span> <span class='str'>""</span>
<a name="line-254"></a> <span class='layout'>)</span>
<a name="line-255"></a>
<a name="line-256"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-257"></a><span class='comment'>--</span>
<a name="line-258"></a><span class='comment'>-- Document Type definition (2.8)</span>
<a name="line-259"></a>
<a name="line-260"></a><a name="doctypedecl"></a><span class='definition'>doctypedecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-261"></a><span class='definition'>doctypedecl</span>
<a name="line-262"></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'>"<!DOCTYPE"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'>'</span><span class='layout'>)</span>
<a name="line-263"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-264"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-265"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-266"></a> <span class='varid'>exId</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='layout'>(</span> <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-267"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-268"></a> <span class='varid'>externalID</span>
<a name="line-269"></a> <span class='layout'>)</span>
<a name="line-270"></a> <span class='layout'>)</span>
<a name="line-271"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS0</span>
<a name="line-272"></a> <span class='varid'>markup</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span>
<a name="line-273"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-274"></a> <span class='varid'>m</span> <span class='keyglyph'><-</span> <span class='varid'>between</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>'['</span> <span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>char</span> <span class='chr'>']'</span><span class='layout'>)</span> <span class='varid'>markupOrDeclSep</span>
<a name="line-275"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS0</span>
<a name="line-276"></a> <span class='varid'>return</span> <span class='varid'>m</span>
<a name="line-277"></a> <span class='layout'>)</span>
<a name="line-278"></a> <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkDTDElem</span> <span class='conid'>DOCTYPE</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'>exId</span><span class='layout'>)</span> <span class='varid'>markup</span><span class='keyglyph'>]</span>
<a name="line-279"></a> <span class='layout'>)</span>
<a name="line-280"></a>
<a name="line-281"></a><a name="markupOrDeclSep"></a><span class='definition'>markupOrDeclSep</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-282"></a><span class='definition'>markupOrDeclSep</span>
<a name="line-283"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-284"></a> <span class='varid'>ll</span> <span class='keyglyph'><-</span> <span class='varid'>many</span> <span class='layout'>(</span> <span class='varid'>markupdecl</span>
<a name="line-285"></a> <span class='varop'><|></span>
<a name="line-286"></a> <span class='varid'>declSep</span>
<a name="line-287"></a> <span class='varop'><|></span>
<a name="line-288"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>mkList</span> <span class='varid'>conditionalSect</span>
<a name="line-289"></a> <span class='layout'>)</span>
<a name="line-290"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>concat</span> <span class='varid'>ll</span><span class='layout'>)</span>
<a name="line-291"></a> <span class='layout'>)</span>
<a name="line-292"></a>
<a name="line-293"></a><a name="declSep"></a><span class='definition'>declSep</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-294"></a><span class='definition'>declSep</span>
<a name="line-295"></a> <span class='keyglyph'>=</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>mkList</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>peReferenceT</span>
<a name="line-296"></a> <span class='varop'><|></span>
<a name="line-297"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-298"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-299"></a> <span class='varid'>return</span> <span class='conid'>[]</span>
<a name="line-300"></a> <span class='layout'>)</span>
<a name="line-301"></a>
<a name="line-302"></a><a name="markupdecl"></a><span class='definition'>markupdecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-303"></a><span class='definition'>markupdecl</span>
<a name="line-304"></a> <span class='keyglyph'>=</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>mkList</span>
<a name="line-305"></a> <span class='layout'>(</span> <span class='varid'>pI</span>
<a name="line-306"></a> <span class='varop'><|></span>
<a name="line-307"></a> <span class='varid'>comment</span>
<a name="line-308"></a> <span class='varop'><|></span>
<a name="line-309"></a> <span class='conid'>XD</span><span class='varop'>.</span><span class='varid'>dtdDeclTokenizer</span>
<a name="line-310"></a> <span class='layout'>)</span>
<a name="line-311"></a>
<a name="line-312"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-313"></a><span class='comment'>--</span>
<a name="line-314"></a><span class='comment'>-- Standalone Document Declaration (2.9)</span>
<a name="line-315"></a>
<a name="line-316"></a><a name="sDDecl"></a><span class='definition'>sDDecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-317"></a><span class='definition'>sDDecl</span>
<a name="line-318"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-319"></a> <span class='varid'>try</span> <span class='layout'>(</span><span class='keyword'>do</span>
<a name="line-320"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-321"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>a_standalone</span>
<a name="line-322"></a> <span class='layout'>)</span>
<a name="line-323"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>eq</span>
<a name="line-324"></a> <span class='varid'>sd</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>quoted</span> <span class='layout'>(</span><span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keywords</span> <span class='keyglyph'>[</span><span class='varid'>v_yes</span><span class='layout'>,</span> <span class='varid'>v_no</span><span class='keyglyph'>]</span><span class='layout'>)</span>
<a name="line-325"></a> <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>a_standalone</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='varid'>sd</span><span class='keyglyph'>]</span><span class='keyglyph'>]</span>
<a name="line-326"></a>
<a name="line-327"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-328"></a><span class='comment'>--</span>
<a name="line-329"></a><span class='comment'>-- element, tags and content (3, 3.1)</span>
<a name="line-330"></a>
<a name="line-331"></a><a name="element"></a><span class='definition'>element</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-332"></a><span class='definition'>element</span>
<a name="line-333"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-334"></a> <span class='varid'>e</span> <span class='keyglyph'><-</span> <span class='varid'>elementStart</span>
<a name="line-335"></a> <span class='varid'>elementRest</span> <span class='varid'>e</span>
<a name="line-336"></a> <span class='layout'>)</span> <span class='varop'><?></span> <span class='str'>"element"</span>
<a name="line-337"></a>
<a name="line-338"></a><a name="elementStart"></a><span class='definition'>elementStart</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'>String</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='conid'>String</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span>
<a name="line-339"></a><span class='definition'>elementStart</span>
<a name="line-340"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-341"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='layout'>(</span> <span class='varid'>try</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-342"></a> <span class='varid'>char</span> <span class='chr'>'<'</span>
<a name="line-343"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-344"></a> <span class='varid'>return</span> <span class='varid'>n</span>
<a name="line-345"></a> <span class='layout'>)</span>
<a name="line-346"></a> <span class='varop'><?></span> <span class='str'>"start tag"</span>
<a name="line-347"></a> <span class='layout'>)</span>
<a name="line-348"></a> <span class='varid'>ass</span> <span class='keyglyph'><-</span> <span class='varid'>attrList</span>
<a name="line-349"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS0</span>
<a name="line-350"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>n</span><span class='layout'>,</span> <span class='varid'>ass</span><span class='layout'>)</span>
<a name="line-351"></a> <span class='keyword'>where</span>
<a name="line-352"></a> <span class='varid'>attrList</span>
<a name="line-353"></a> <span class='keyglyph'>=</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-354"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-355"></a> <span class='varid'>attrList'</span>
<a name="line-356"></a> <span class='layout'>)</span>
<a name="line-357"></a> <span class='varid'>attrList'</span>
<a name="line-358"></a> <span class='keyglyph'>=</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-359"></a> <span class='varid'>a1</span> <span class='keyglyph'><-</span> <span class='varid'>attribute</span>
<a name="line-360"></a> <span class='varid'>al</span> <span class='keyglyph'><-</span> <span class='varid'>attrList</span>
<a name="line-361"></a> <span class='keyword'>let</span> <span class='layout'>(</span><span class='varid'>n</span><span class='layout'>,</span> <span class='sel'>_v</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='varid'>a1</span>
<a name="line-362"></a> <span class='keyword'>if</span> <span class='varid'>isJust</span> <span class='varop'>.</span> <span class='varid'>lookup</span> <span class='varid'>n</span> <span class='varop'>$</span> <span class='varid'>al</span>
<a name="line-363"></a> <span class='keyword'>then</span> <span class='varid'>unexpected</span> <span class='layout'>(</span><span class='str'>"attribute name "</span> <span class='varop'>++</span> <span class='varid'>show</span> <span class='varid'>n</span> <span class='varop'>++</span> <span class='str'>" occurs twice in attribute list"</span><span class='layout'>)</span>
<a name="line-364"></a> <span class='keyword'>else</span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>a1</span> <span class='conop'>:</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-365"></a> <span class='layout'>)</span>
<a name="line-366"></a>
<a name="line-367"></a><a name="elementRest"></a><span class='definition'>elementRest</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>String</span><span class='layout'>,</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='conid'>String</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span><span class='keyglyph'>]</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-368"></a><span class='definition'>elementRest</span> <span class='layout'>(</span><span class='varid'>n</span><span class='layout'>,</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-369"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-370"></a> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"/>"</span>
<a name="line-371"></a> <span class='varid'>return</span> <span class='varop'>$!</span> <span class='layout'>(</span><span class='varid'>mkElement</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>map</span> <span class='layout'>(</span><span class='varid'>mkA</span> <span class='varop'>$!</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-372"></a> <span class='layout'>)</span>
<a name="line-373"></a> <span class='varop'><|></span>
<a name="line-374"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-375"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>gt</span>
<a name="line-376"></a> <span class='varid'>c</span> <span class='keyglyph'><-</span> <span class='varid'>content</span>
<a name="line-377"></a> <span class='varid'>eTag</span> <span class='varid'>n</span>
<a name="line-378"></a> <span class='varid'>return</span> <span class='varop'>$!</span> <span class='layout'>(</span><span class='varid'>mkElement</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>map</span> <span class='layout'>(</span><span class='varid'>mkA</span> <span class='varop'>$!</span><span class='layout'>)</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='varop'>$!</span> <span class='varid'>c</span><span class='layout'>)</span>
<a name="line-379"></a> <span class='layout'>)</span>
<a name="line-380"></a> <span class='varop'><?></span> <span class='str'>"proper attribute list followed by \"/>\" or \">\""</span>
<a name="line-381"></a> <span class='keyword'>where</span>
<a name="line-382"></a> <span class='varid'>mkA</span> <span class='layout'>(</span><span class='varid'>n'</span><span class='layout'>,</span> <span class='varid'>ts'</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>n'</span><span class='layout'>)</span> <span class='varid'>ts'</span>
<a name="line-383"></a>
<a name="line-384"></a><a name="eTag"></a><span class='definition'>eTag</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>()</span>
<a name="line-385"></a><span class='definition'>eTag</span> <span class='varid'>n'</span>
<a name="line-386"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-387"></a> <span class='varid'>try</span> <span class='layout'>(</span> <span class='varid'>string</span> <span class='str'>"</"</span> <span class='layout'>)</span> <span class='varop'><?></span> <span class='str'>""</span>
<a name="line-388"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-389"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS0</span>
<a name="line-390"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>gt</span>
<a name="line-391"></a> <span class='keyword'>if</span> <span class='varid'>n</span> <span class='varop'>==</span> <span class='varid'>n'</span>
<a name="line-392"></a> <span class='keyword'>then</span> <span class='varid'>return</span> <span class='conid'>()</span>
<a name="line-393"></a> <span class='keyword'>else</span> <span class='varid'>unexpected</span> <span class='layout'>(</span><span class='str'>"illegal end tag </"</span> <span class='varop'>++</span> <span class='varid'>n</span> <span class='varop'>++</span> <span class='str'>"> found, </"</span> <span class='varop'>++</span> <span class='varid'>n'</span> <span class='varop'>++</span> <span class='str'>"> expected"</span><span class='layout'>)</span>
<a name="line-394"></a>
<a name="line-395"></a><a name="attribute"></a><span class='definition'>attribute</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'>String</span><span class='layout'>,</span> <span class='conid'>XmlTrees</span><span class='layout'>)</span>
<a name="line-396"></a><span class='definition'>attribute</span>
<a name="line-397"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-398"></a> <span class='varid'>n</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>name</span>
<a name="line-399"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>eq</span>
<a name="line-400"></a> <span class='varid'>v</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>attrValueT</span>
<a name="line-401"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>n</span><span class='layout'>,</span> <span class='varid'>v</span><span class='layout'>)</span>
<a name="line-402"></a>
<a name="line-403"></a><a name="content"></a><span class='definition'>content</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-404"></a><span class='definition'>content</span>
<a name="line-405"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-406"></a> <span class='varid'>c1</span> <span class='keyglyph'><-</span> <span class='varid'>charData</span>
<a name="line-407"></a> <span class='varid'>cl</span> <span class='keyglyph'><-</span> <span class='varid'>many</span>
<a name="line-408"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-409"></a> <span class='varid'>l</span> <span class='keyglyph'><-</span> <span class='layout'>(</span> <span class='varid'>element</span>
<a name="line-410"></a> <span class='varop'><|></span>
<a name="line-411"></a> <span class='varid'>cDSect</span>
<a name="line-412"></a> <span class='varop'><|></span>
<a name="line-413"></a> <span class='varid'>pI</span>
<a name="line-414"></a> <span class='varop'><|></span>
<a name="line-415"></a> <span class='varid'>comment</span>
<a name="line-416"></a> <span class='layout'>)</span>
<a name="line-417"></a> <span class='varid'>c</span> <span class='keyglyph'><-</span> <span class='varid'>charData</span>
<a name="line-418"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>l</span> <span class='conop'>:</span> <span class='varid'>c</span><span class='layout'>)</span>
<a name="line-419"></a> <span class='layout'>)</span>
<a name="line-420"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>c1</span> <span class='varop'>++</span> <span class='varid'>concat</span> <span class='varid'>cl</span><span class='layout'>)</span>
<a name="line-421"></a>
<a name="line-422"></a><a name="contentWithTextDecl"></a><span class='definition'>contentWithTextDecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-423"></a><span class='definition'>contentWithTextDecl</span>
<a name="line-424"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-425"></a> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>textDecl</span>
<a name="line-426"></a> <span class='varid'>content</span>
<a name="line-427"></a>
<a name="line-428"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-429"></a><span class='comment'>--</span>
<a name="line-430"></a><span class='comment'>-- Conditional Sections (3.4)</span>
<a name="line-431"></a><span class='comment'>--</span>
<a name="line-432"></a><span class='comment'>-- conditional sections are parsed in two steps,</span>
<a name="line-433"></a><span class='comment'>-- first the whole content is detected,</span>
<a name="line-434"></a><span class='comment'>-- and then, after PE substitution include sections are parsed again</span>
<a name="line-435"></a>
<a name="line-436"></a><a name="conditionalSect"></a><span class='definition'>conditionalSect</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-437"></a><span class='definition'>conditionalSect</span>
<a name="line-438"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-439"></a> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"<!["</span>
<a name="line-440"></a> <span class='varid'>cs</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-441"></a> <span class='varid'>char</span> <span class='chr'>'['</span>
<a name="line-442"></a> <span class='varid'>sect</span> <span class='keyglyph'><-</span> <span class='varid'>condSectCont</span>
<a name="line-443"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkDTDElem</span> <span class='conid'>CONDSECT</span> <span class='keyglyph'>[</span><span class='layout'>(</span><span class='varid'>a_value</span><span class='layout'>,</span> <span class='varid'>sect</span><span class='layout'>)</span><span class='keyglyph'>]</span> <span class='varid'>cs</span><span class='layout'>)</span>
<a name="line-444"></a> <span class='keyword'>where</span>
<a name="line-445"></a>
<a name="line-446"></a> <span class='varid'>condSectCont</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>String</span>
<a name="line-447"></a> <span class='varid'>condSectCont</span>
<a name="line-448"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-449"></a> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"]]>"</span>
<a name="line-450"></a> <span class='varid'>return</span> <span class='str'>""</span>
<a name="line-451"></a> <span class='layout'>)</span>
<a name="line-452"></a> <span class='varop'><|></span>
<a name="line-453"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-454"></a> <span class='varid'>try</span> <span class='varop'>$</span> <span class='varid'>string</span> <span class='str'>"<!["</span>
<a name="line-455"></a> <span class='varid'>cs1</span> <span class='keyglyph'><-</span> <span class='varid'>condSectCont</span>
<a name="line-456"></a> <span class='varid'>cs2</span> <span class='keyglyph'><-</span> <span class='varid'>condSectCont</span>
<a name="line-457"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='str'>"<!["</span> <span class='varop'>++</span> <span class='varid'>cs1</span> <span class='varop'>++</span> <span class='str'>"]]>"</span> <span class='varop'>++</span> <span class='varid'>cs2</span><span class='layout'>)</span>
<a name="line-458"></a> <span class='layout'>)</span>
<a name="line-459"></a> <span class='varop'><|></span>
<a name="line-460"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-461"></a> <span class='varid'>c</span> <span class='keyglyph'><-</span> <span class='varid'>xmlChar</span>
<a name="line-462"></a> <span class='varid'>cs</span> <span class='keyglyph'><-</span> <span class='varid'>condSectCont</span>
<a name="line-463"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>c</span> <span class='conop'>:</span> <span class='varid'>cs</span><span class='layout'>)</span>
<a name="line-464"></a> <span class='layout'>)</span>
<a name="line-465"></a>
<a name="line-466"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-467"></a><span class='comment'>--</span>
<a name="line-468"></a><span class='comment'>-- External Entities (4.2.2)</span>
<a name="line-469"></a>
<a name="line-470"></a><a name="externalID"></a><span class='definition'>externalID</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>Attributes</span>
<a name="line-471"></a><span class='definition'>externalID</span>
<a name="line-472"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-473"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_system</span>
<a name="line-474"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-475"></a> <span class='varid'>lit</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>systemLiteral</span>
<a name="line-476"></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-477"></a> <span class='layout'>)</span>
<a name="line-478"></a> <span class='varop'><|></span>
<a name="line-479"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-480"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>k_public</span>
<a name="line-481"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-482"></a> <span class='varid'>pl</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>pubidLiteral</span>
<a name="line-483"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-484"></a> <span class='varid'>sl</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>systemLiteral</span>
<a name="line-485"></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-486"></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-487"></a> <span class='layout'>)</span>
<a name="line-488"></a> <span class='varop'><?></span> <span class='str'>"SYSTEM or PUBLIC declaration"</span>
<a name="line-489"></a>
<a name="line-490"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-491"></a><span class='comment'>--</span>
<a name="line-492"></a><span class='comment'>-- Text Declaration (4.3.1)</span>
<a name="line-493"></a>
<a name="line-494"></a><a name="textDecl"></a><span class='definition'>textDecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-495"></a><span class='definition'>textDecl</span>
<a name="line-496"></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'>"<?xml"</span><span class='layout'>)</span> <span class='layout'>(</span><span class='varid'>string</span> <span class='str'>"?>"</span><span class='layout'>)</span>
<a name="line-497"></a> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-498"></a> <span class='varid'>vi</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>versionInfo</span>
<a name="line-499"></a> <span class='varid'>ed</span> <span class='keyglyph'><-</span> <span class='varid'>encodingDecl</span>
<a name="line-500"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS0</span>
<a name="line-501"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>vi</span> <span class='varop'>++</span> <span class='varid'>ed</span><span class='layout'>)</span>
<a name="line-502"></a> <span class='layout'>)</span>
<a name="line-503"></a> <span class='varop'><?></span> <span class='str'>"text declaration"</span>
<a name="line-504"></a>
<a name="line-505"></a>
<a name="line-506"></a><a name="textDecl''"></a><span class='definition'>textDecl''</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTree</span>
<a name="line-507"></a><span class='definition'>textDecl''</span>
<a name="line-508"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-509"></a> <span class='varid'>al</span> <span class='keyglyph'><-</span> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='layout'>(</span><span class='varid'>try</span> <span class='varid'>textDecl</span><span class='layout'>)</span>
<a name="line-510"></a> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>mkRoot</span> <span class='varid'>al</span> <span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-511"></a>
<a name="line-512"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-513"></a><span class='comment'>--</span>
<a name="line-514"></a><span class='comment'>-- Encoding Declaration (4.3.3)</span>
<a name="line-515"></a>
<a name="line-516"></a><a name="encodingDecl"></a><span class='definition'>encodingDecl</span> <span class='keyglyph'>::</span> <span class='conid'>GenParser</span> <span class='conid'>Char</span> <span class='varid'>state</span> <span class='conid'>XmlTrees</span>
<a name="line-517"></a><span class='definition'>encodingDecl</span>
<a name="line-518"></a> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-519"></a> <span class='varid'>try</span> <span class='layout'>(</span><span class='keyword'>do</span>
<a name="line-520"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>skipS</span>
<a name="line-521"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>keyword</span> <span class='varid'>a_encoding</span>
<a name="line-522"></a> <span class='layout'>)</span>
<a name="line-523"></a> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>eq</span>
<a name="line-524"></a> <span class='varid'>ed</span> <span class='keyglyph'><-</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>quoted</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>encName</span>
<a name="line-525"></a> <span class='varid'>return</span> <span class='keyglyph'>[</span><span class='varid'>mkAttr</span> <span class='layout'>(</span><span class='varid'>mkName</span> <span class='varid'>a_encoding</span><span class='layout'>)</span> <span class='keyglyph'>[</span><span class='varid'>mkText</span> <span class='varid'>ed</span><span class='keyglyph'>]</span><span class='keyglyph'>]</span>
<a name="line-526"></a>
<a name="line-527"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-528"></a><span class='comment'>--</span>
<a name="line-529"></a><span class='comment'>-- the main entry points:</span>
<a name="line-530"></a><span class='comment'>-- parsing the content of a text node</span>
<a name="line-531"></a><span class='comment'>-- or parsing the text children from a tag node</span>
<a name="line-532"></a>
<a name="line-533"></a><span class='comment'>-- |</span>
<a name="line-534"></a><span class='comment'>-- the inverse function to 'xshow', (for XML content).</span>
<a name="line-535"></a><span class='comment'>--</span>
<a name="line-536"></a><span class='comment'>-- the string parameter is parsed with the XML content parser.</span>
<a name="line-537"></a><span class='comment'>-- result is the list of trees or in case of an error a single element list with the</span>
<a name="line-538"></a><span class='comment'>-- error message as node. No entity or character subtitution is done.</span>
<a name="line-539"></a><span class='comment'>--</span>
<a name="line-540"></a><span class='comment'>-- see also: 'parseXmlContent'</span>
<a name="line-541"></a>
<a name="line-542"></a><a name="xread"></a><span class='definition'>xread</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-543"></a><span class='definition'>xread</span> <span class='varid'>str</span>
<a name="line-544"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlFromString</span> <span class='varid'>parser</span> <span class='varid'>loc</span> <span class='varid'>str</span>
<a name="line-545"></a> <span class='keyword'>where</span>
<a name="line-546"></a> <span class='varid'>loc</span> <span class='keyglyph'>=</span> <span class='str'>"string: "</span> <span class='varop'>++</span> <span class='varid'>show</span> <span class='layout'>(</span><span class='keyword'>if</span> <span class='varid'>length</span> <span class='varid'>str</span> <span class='varop'>></span> <span class='num'>40</span> <span class='keyword'>then</span> <span class='varid'>take</span> <span class='num'>40</span> <span class='varid'>str</span> <span class='varop'>++</span> <span class='str'>"..."</span> <span class='keyword'>else</span> <span class='varid'>str</span><span class='layout'>)</span>
<a name="line-547"></a> <span class='varid'>parser</span> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-548"></a> <span class='varid'>res</span> <span class='keyglyph'><-</span> <span class='varid'>content</span> <span class='comment'>-- take the content parser for parsing the string</span>
<a name="line-549"></a> <span class='varid'>eof</span> <span class='comment'>-- and test on everything consumed</span>
<a name="line-550"></a> <span class='varid'>return</span> <span class='varid'>res</span>
<a name="line-551"></a>
<a name="line-552"></a><span class='comment'>-- |</span>
<a name="line-553"></a><span class='comment'>-- the filter version of 'xread'</span>
<a name="line-554"></a>
<a name="line-555"></a><a name="parseXmlContent"></a><span class='definition'>parseXmlContent</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-556"></a><span class='definition'>parseXmlContent</span>
<a name="line-557"></a> <span class='keyglyph'>=</span> <span class='varid'>xread</span> <span class='varop'>.</span> <span class='varid'>xshow</span> <span class='varop'>.</span> <span class='layout'>(</span><span class='conop'>:</span><span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-558"></a>
<a name="line-559"></a><span class='comment'>-- |</span>
<a name="line-560"></a><span class='comment'>-- a more general version of 'parseXmlContent'.</span>
<a name="line-561"></a><span class='comment'>-- The parser to be used and the context are extra parameter</span>
<a name="line-562"></a>
<a name="line-563"></a><a name="parseXmlText"></a><span class='definition'>parseXmlText</span> <span class='keyglyph'>::</span> <span class='conid'>Parser</span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-564"></a><span class='definition'>parseXmlText</span> <span class='varid'>p</span> <span class='varid'>loc</span> <span class='keyglyph'>=</span> <span class='varid'>parseXmlFromString</span> <span class='varid'>p</span> <span class='varid'>loc</span> <span class='varop'>.</span> <span class='varid'>xshow</span> <span class='varop'>.</span> <span class='layout'>(</span><span class='conop'>:</span><span class='conid'>[]</span><span class='layout'>)</span>
<a name="line-565"></a>
<a name="line-566"></a><a name="parseXmlDocument"></a><span class='definition'>parseXmlDocument</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-567"></a><span class='definition'>parseXmlDocument</span> <span class='keyglyph'>=</span> <span class='varid'>parseXmlFromString</span> <span class='varid'>document'</span>
<a name="line-568"></a>
<a name="line-569"></a>
<a name="line-570"></a><a name="parseXmlFromString"></a><span class='definition'>parseXmlFromString</span> <span class='keyglyph'>::</span> <span class='conid'>Parser</span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-571"></a><span class='definition'>parseXmlFromString</span> <span class='varid'>parser</span> <span class='varid'>loc</span>
<a name="line-572"></a> <span class='keyglyph'>=</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> <span class='varop'>.</span> <span class='varid'>parse</span> <span class='varid'>parser</span> <span class='varid'>loc</span>
<a name="line-573"></a>
<a name="line-574"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-575"></a><span class='comment'>--</span>
<a name="line-576"></a>
<a name="line-577"></a><a name="removeEncodingSpec"></a><span class='definition'>removeEncodingSpec</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-578"></a><span class='definition'>removeEncodingSpec</span> <span class='varid'>t</span>
<a name="line-579"></a> <span class='keyglyph'>|</span> <span class='varid'>isText</span> <span class='varid'>t</span>
<a name="line-580"></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='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'>mkText</span><span class='layout'>)</span>
<a name="line-581"></a> <span class='varop'>.</span> <span class='varid'>parse</span> <span class='varid'>parser</span> <span class='str'>"remove encoding spec"</span>
<a name="line-582"></a> <span class='varop'>.</span> <span class='varid'>fromMaybe</span> <span class='str'>""</span>
<a name="line-583"></a> <span class='varop'>.</span> <span class='varid'>getText</span>
<a name="line-584"></a> <span class='layout'>)</span> <span class='varid'>t</span>
<a name="line-585"></a> <span class='keyglyph'>|</span> <span class='varid'>otherwise</span>
<a name="line-586"></a> <span class='keyglyph'>=</span> <span class='keyglyph'>[</span><span class='varid'>t</span><span class='keyglyph'>]</span>
<a name="line-587"></a> <span class='keyword'>where</span>
<a name="line-588"></a> <span class='varid'>parser</span> <span class='keyglyph'>::</span> <span class='conid'>Parser</span> <span class='conid'>String</span>
<a name="line-589"></a> <span class='varid'>parser</span> <span class='keyglyph'>=</span> <span class='keyword'>do</span>
<a name="line-590"></a> <span class='varid'>option</span> <span class='conid'>[]</span> <span class='varid'>textDecl</span>
<a name="line-591"></a> <span class='varid'>getInput</span>
<a name="line-592"></a><span class='comment'>{-
<a name="line-593"></a>removeEncodingSpec n
<a name="line-594"></a> = [n]
<a name="line-595"></a>-}</span>
<a name="line-596"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-597"></a>
<a name="line-598"></a><span class='comment'>-- |</span>
<a name="line-599"></a><span class='comment'>-- general parser for parsing arbitray parts of a XML document</span>
<a name="line-600"></a>
<a name="line-601"></a><a name="parseXmlPart"></a><span class='definition'>parseXmlPart</span> <span class='keyglyph'>::</span> <span class='conid'>Parser</span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-602"></a><span class='definition'>parseXmlPart</span> <span class='varid'>parser</span> <span class='varid'>expected</span> <span class='varid'>context</span> <span class='varid'>t</span>
<a name="line-603"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlText</span> <span class='layout'>(</span> <span class='keyword'>do</span>
<a name="line-604"></a> <span class='varid'>res</span> <span class='keyglyph'><-</span> <span class='varid'>parser</span>
<a name="line-605"></a> <span class='varid'>eof</span> <span class='varop'><?></span> <span class='varid'>expected</span>
<a name="line-606"></a> <span class='varid'>return</span> <span class='varid'>res</span>
<a name="line-607"></a> <span class='layout'>)</span> <span class='varid'>context</span>
<a name="line-608"></a> <span class='varop'>$</span> <span class='varid'>t</span>
<a name="line-609"></a>
<a name="line-610"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-611"></a>
<a name="line-612"></a><span class='comment'>-- |</span>
<a name="line-613"></a><span class='comment'>-- Parser for parts of a DTD</span>
<a name="line-614"></a>
<a name="line-615"></a><a name="parseXmlDTDPart"></a><span class='definition'>parseXmlDTDPart</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-616"></a><span class='definition'>parseXmlDTDPart</span>
<a name="line-617"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlPart</span> <span class='varid'>markupOrDeclSep</span> <span class='str'>"markup declaration"</span>
<a name="line-618"></a>
<a name="line-619"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-620"></a>
<a name="line-621"></a><span class='comment'>-- |</span>
<a name="line-622"></a><span class='comment'>-- Parser for general entites</span>
<a name="line-623"></a>
<a name="line-624"></a><a name="parseXmlGeneralEntityValue"></a><span class='definition'>parseXmlGeneralEntityValue</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-625"></a><span class='definition'>parseXmlGeneralEntityValue</span>
<a name="line-626"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlPart</span> <span class='varid'>content</span> <span class='str'>"general entity value"</span>
<a name="line-627"></a>
<a name="line-628"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-629"></a>
<a name="line-630"></a><span class='comment'>-- |</span>
<a name="line-631"></a><span class='comment'>-- Parser for attribute values</span>
<a name="line-632"></a>
<a name="line-633"></a><a name="parseXmlAttrValue"></a><span class='definition'>parseXmlAttrValue</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-634"></a><span class='definition'>parseXmlAttrValue</span>
<a name="line-635"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlPart</span> <span class='layout'>(</span><span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>attrValueT'</span> <span class='str'>"<&"</span><span class='layout'>)</span> <span class='str'>"attribute value"</span>
<a name="line-636"></a>
<a name="line-637"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-638"></a>
<a name="line-639"></a><span class='comment'>-- |</span>
<a name="line-640"></a><span class='comment'>-- Parser for NMTOKENs</span>
<a name="line-641"></a>
<a name="line-642"></a><a name="parseNMToken"></a><span class='definition'>parseNMToken</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-643"></a><span class='definition'>parseNMToken</span>
<a name="line-644"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlPart</span> <span class='layout'>(</span><span class='varid'>many1</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>nmtokenT</span><span class='layout'>)</span> <span class='str'>"nmtoken"</span>
<a name="line-645"></a>
<a name="line-646"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-647"></a>
<a name="line-648"></a><span class='comment'>-- |</span>
<a name="line-649"></a><span class='comment'>-- Parser for XML names</span>
<a name="line-650"></a>
<a name="line-651"></a><a name="parseName"></a><span class='definition'>parseName</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-652"></a><span class='definition'>parseName</span>
<a name="line-653"></a> <span class='keyglyph'>=</span> <span class='varid'>parseXmlPart</span> <span class='layout'>(</span><span class='varid'>many1</span> <span class='conid'>XT</span><span class='varop'>.</span><span class='varid'>nameT</span><span class='layout'>)</span> <span class='str'>"name"</span>
<a name="line-654"></a>
<a name="line-655"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-656"></a>
<a name="line-657"></a><span class='comment'>-- |</span>
<a name="line-658"></a><span class='comment'>-- try to parse a xml encoding spec.</span>
<a name="line-659"></a><span class='comment'>--</span>
<a name="line-660"></a><span class='comment'>--</span>
<a name="line-661"></a><span class='comment'>-- * 1.parameter encParse : the parser for the encoding decl</span>
<a name="line-662"></a><span class='comment'>--</span>
<a name="line-663"></a><span class='comment'>-- - 2.parameter root : a document root</span>
<a name="line-664"></a><span class='comment'>--</span>
<a name="line-665"></a><span class='comment'>-- - returns : the same tree, but with an additional</span>
<a name="line-666"></a><span class='comment'>-- attribute "encoding" in the root node</span>
<a name="line-667"></a><span class='comment'>-- in case of a valid encoding spec</span>
<a name="line-668"></a><span class='comment'>-- else the unchanged tree</span>
<a name="line-669"></a>
<a name="line-670"></a><a name="parseXmlEncodingSpec"></a><span class='definition'>parseXmlEncodingSpec</span> <span class='keyglyph'>::</span> <span class='conid'>Parser</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-671"></a><span class='definition'>parseXmlEncodingSpec</span> <span class='varid'>encDecl</span> <span class='varid'>x</span>
<a name="line-672"></a> <span class='keyglyph'>=</span> <span class='layout'>(</span><span class='conop'>:</span><span class='conid'>[]</span><span class='layout'>)</span> <span class='varop'>.</span>
<a name="line-673"></a> <span class='layout'>(</span> <span class='keyword'>if</span> <span class='varid'>isRoot</span> <span class='varid'>x</span>
<a name="line-674"></a> <span class='keyword'>then</span> <span class='varid'>parseEncSpec</span>
<a name="line-675"></a> <span class='keyword'>else</span> <span class='varid'>id</span>
<a name="line-676"></a> <span class='layout'>)</span> <span class='varop'>$</span> <span class='varid'>x</span>
<a name="line-677"></a> <span class='keyword'>where</span>
<a name="line-678"></a> <span class='varid'>parseEncSpec</span> <span class='varid'>r</span>
<a name="line-679"></a> <span class='keyglyph'>=</span> <span class='keyword'>case</span> <span class='layout'>(</span> <span class='varid'>parse</span> <span class='varid'>encDecl</span> <span class='varid'>source</span> <span class='varop'>.</span> <span class='varid'>xshow</span> <span class='varop'>.</span> <span class='varid'>getChildren</span> <span class='varop'>$</span> <span class='varid'>r</span> <span class='layout'>)</span> <span class='keyword'>of</span>
<a name="line-680"></a> <span class='conid'>Right</span> <span class='varid'>t</span>
<a name="line-681"></a> <span class='keyglyph'>-></span> <span class='varid'>changeAttrl</span> <span class='layout'>(</span><span class='varid'>mergeAttrl</span> <span class='varop'>.</span> <span class='varid'>fromMaybe</span> <span class='conid'>[]</span> <span class='varop'>.</span> <span class='varid'>getAttrl</span> <span class='varop'>$</span> <span class='varid'>t</span><span class='layout'>)</span> <span class='varid'>r</span>
<a name="line-682"></a> <span class='conid'>Left</span> <span class='keyword'>_</span>
<a name="line-683"></a> <span class='keyglyph'>-></span> <span class='varid'>r</span>
<a name="line-684"></a> <span class='keyword'>where</span>
<a name="line-685"></a> <span class='comment'>-- arrow \"getAttrValue a_source\" programmed on the tree level (oops!)</span>
<a name="line-686"></a> <span class='varid'>source</span> <span class='keyglyph'>=</span> <span class='varid'>xshow</span> <span class='varop'>.</span> <span class='varid'>concat</span> <span class='varop'>.</span> <span class='varid'>map</span> <span class='varid'>getChildren</span> <span class='varop'>.</span> <span class='varid'>filter</span> <span class='layout'>(</span><span class='layout'>(</span><span class='varop'>==</span> <span class='varid'>a_source</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>maybe</span> <span class='str'>""</span> <span class='varid'>qualifiedName</span> <span class='varop'>.</span> <span class='varid'>getAttrName</span><span class='layout'>)</span> <span class='varop'>.</span> <span class='varid'>fromMaybe</span> <span class='conid'>[]</span> <span class='varop'>.</span> <span class='varid'>getAttrl</span> <span class='varop'>$</span> <span class='varid'>r</span>
<a name="line-687"></a>
<a name="line-688"></a><a name="parseXmlEntityEncodingSpec"></a><span class='definition'>parseXmlEntityEncodingSpec</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-689"></a><span class='definition'>parseXmlEntityEncodingSpec</span> <span class='keyglyph'>=</span> <span class='varid'>parseXmlEncodingSpec</span> <span class='varid'>textDecl''</span>
<a name="line-690"></a>
<a name="line-691"></a><a name="parseXmlDocEncodingSpec"></a><span class='definition'>parseXmlDocEncodingSpec</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-692"></a><span class='definition'>parseXmlDocEncodingSpec</span> <span class='keyglyph'>=</span> <span class='varid'>parseXmlEncodingSpec</span> <span class='varid'>xMLDecl''</span>
<a name="line-693"></a>
<a name="line-694"></a><span class='comment'>-- ------------------------------------------------------------</span>
</pre></body>
</html>