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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.DOM.XmlNode
<a name="line-5"></a> Copyright : Copyright (C) 2008 Uwe Schmidt
<a name="line-6"></a> License : MIT
<a name="line-7"></a>
<a name="line-8"></a>
<a name="line-9"></a> Maintainer : Uwe Schmidt (uwe@fh-wedel.de)
<a name="line-10"></a> Stability : stable
<a name="line-11"></a> Portability: portable
<a name="line-12"></a>
<a name="line-13"></a> Interface for XmlArrow to basic data types NTree and XmlTree
<a name="line-14"></a>
<a name="line-15"></a> If this module must be used in code working with arrows,
<a name="line-16"></a> it should be imported qualified e.g. @as XN@, to prevent name clashes.
<a name="line-17"></a>
<a name="line-18"></a> For code working on the \"node and tree level\" this module
<a name="line-19"></a> is the interface for writing code without using the
<a name="line-20"></a> constructor functions of 'XNode' and 'NTree' directly
<a name="line-21"></a>
<a name="line-22"></a>-}</span>
<a name="line-23"></a>
<a name="line-24"></a><span class='comment'>-- ------------------------------------------------------------</span>
<a name="line-25"></a>
<a name="line-26"></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'>DOM</span><span class='varop'>.</span><span class='conid'>XmlNode</span>
<a name="line-27"></a> <span class='layout'>(</span> <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'>DOM</span><span class='varop'>.</span><span class='conid'>XmlNode</span>
<a name="line-28"></a> <span class='layout'>,</span> <span class='keyword'>module</span> <span class='conid'>Data</span><span class='varop'>.</span><span class='conid'>Tree</span><span class='varop'>.</span><span class='conid'>NTree</span><span class='varop'>.</span><span class='conid'>TypeDefs</span>
<a name="line-29"></a> <span class='layout'>)</span>
<a name="line-30"></a><span class='keyword'>where</span>
<a name="line-31"></a>
<a name="line-32"></a><span class='keyword'>import</span> <span class='conid'>Control</span><span class='varop'>.</span><span class='conid'>Monad</span>
<a name="line-33"></a>
<a name="line-34"></a><span class='keyword'>import</span> <span class='conid'>Data</span><span class='varop'>.</span><span class='conid'>Tree</span><span class='varop'>.</span><span class='conid'>NTree</span><span class='varop'>.</span><span class='conid'>TypeDefs</span>
<a name="line-35"></a>
<a name="line-36"></a><span class='keyword'>import</span> <span class='conid'>Data</span><span class='varop'>.</span><span class='conid'>Maybe</span>
<a name="line-37"></a>
<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'>Interface</span>
<a name="line-39"></a>
<a name="line-40"></a><a name="XmlNode"></a><span class='keyword'>class</span> <span class='conid'>XmlNode</span> <span class='varid'>a</span> <span class='keyword'>where</span>
<a name="line-41"></a> <span class='comment'>-- discriminating predicates</span>
<a name="line-42"></a>
<a name="line-43"></a> <span class='varid'>isText</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-44"></a> <span class='varid'>isCharRef</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-45"></a> <span class='varid'>isEntityRef</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-46"></a> <span class='varid'>isCmt</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-47"></a> <span class='varid'>isCdata</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-48"></a> <span class='varid'>isPi</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-49"></a> <span class='varid'>isElem</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-50"></a> <span class='varid'>isRoot</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-51"></a> <span class='varid'>isDTD</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-52"></a> <span class='varid'>isAttr</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-53"></a> <span class='varid'>isError</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Bool</span>
<a name="line-54"></a>
<a name="line-55"></a> <span class='comment'>-- constructor functions for leave nodes</span>
<a name="line-56"></a>
<a name="line-57"></a> <span class='varid'>mkText</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-58"></a> <span class='varid'>mkCharRef</span> <span class='keyglyph'>::</span> <span class='conid'>Int</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-59"></a> <span class='varid'>mkEntityRef</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-60"></a> <span class='varid'>mkCmt</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-61"></a> <span class='varid'>mkCdata</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-62"></a> <span class='varid'>mkPi</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-63"></a> <span class='varid'>mkError</span> <span class='keyglyph'>::</span> <span class='conid'>Int</span> <span class='keyglyph'>-></span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-64"></a>
<a name="line-65"></a> <span class='comment'>-- selectors</span>
<a name="line-66"></a>
<a name="line-67"></a> <span class='varid'>getText</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-68"></a> <span class='varid'>getCharRef</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>Int</span>
<a name="line-69"></a> <span class='varid'>getEntityRef</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-70"></a> <span class='varid'>getCmt</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-71"></a> <span class='varid'>getCdata</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-72"></a> <span class='varid'>getPiName</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>QName</span>
<a name="line-73"></a> <span class='varid'>getPiContent</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>XmlTrees</span>
<a name="line-74"></a> <span class='varid'>getElemName</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>QName</span>
<a name="line-75"></a> <span class='varid'>getAttrl</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>XmlTrees</span>
<a name="line-76"></a> <span class='varid'>getDTDPart</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>DTDElem</span>
<a name="line-77"></a> <span class='varid'>getDTDAttrl</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>Attributes</span>
<a name="line-78"></a> <span class='varid'>getAttrName</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>QName</span>
<a name="line-79"></a> <span class='varid'>getErrorLevel</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>Int</span>
<a name="line-80"></a> <span class='varid'>getErrorMsg</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-81"></a>
<a name="line-82"></a> <span class='comment'>-- derived selectors</span>
<a name="line-83"></a>
<a name="line-84"></a> <span class='varid'>getName</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>QName</span>
<a name="line-85"></a> <span class='varid'>getQualifiedName</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-86"></a> <span class='varid'>getUniversalName</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-87"></a> <span class='varid'>getUniversalUri</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-88"></a> <span class='varid'>getLocalPart</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-89"></a> <span class='varid'>getNamePrefix</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-90"></a> <span class='varid'>getNamespaceUri</span> <span class='keyglyph'>::</span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='conid'>Maybe</span> <span class='conid'>String</span>
<a name="line-91"></a>
<a name="line-92"></a> <span class='comment'>-- "modifier" functions</span>
<a name="line-93"></a>
<a name="line-94"></a> <span class='varid'>changeText</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>String</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-95"></a> <span class='varid'>changeCmt</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='conid'>String</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-96"></a> <span class='varid'>changeName</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>QName</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-97"></a> <span class='varid'>changeElemName</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>QName</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-98"></a> <span class='varid'>changeAttrl</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-99"></a> <span class='varid'>changeAttrName</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>QName</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-100"></a> <span class='varid'>changePiName</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>QName</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-101"></a> <span class='varid'>changeDTDAttrl</span> <span class='keyglyph'>::</span> <span class='layout'>(</span><span class='conid'>Attributes</span> <span class='keyglyph'>-></span> <span class='conid'>Attributes</span><span class='layout'>)</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-102"></a>
<a name="line-103"></a> <span class='varid'>setText</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-104"></a> <span class='varid'>setCmt</span> <span class='keyglyph'>::</span> <span class='conid'>String</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-105"></a> <span class='varid'>setName</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-106"></a> <span class='varid'>setElemName</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-107"></a> <span class='varid'>setElemAttrl</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-108"></a> <span class='varid'>setAttrName</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-109"></a> <span class='varid'>setPiName</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-110"></a> <span class='varid'>setDTDAttrl</span> <span class='keyglyph'>::</span> <span class='conid'>Attributes</span> <span class='keyglyph'>-></span> <span class='varid'>a</span> <span class='keyglyph'>-></span> <span class='varid'>a</span>
<a name="line-111"></a>
<a name="line-112"></a> <span class='comment'>-- default implementations</span>
<a name="line-113"></a>
<a name="line-114"></a> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getElemName</span> <span class='varid'>n</span> <span class='varop'>`mplus`</span> <span class='varid'>getAttrName</span> <span class='varid'>n</span> <span class='varop'>`mplus`</span> <span class='varid'>getPiName</span> <span class='varid'>n</span>
<a name="line-115"></a> <span class='varid'>getQualifiedName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='varop'>>>=</span> <span class='keyglyph'>\</span> <span class='varid'>n'</span> <span class='keyglyph'>-></span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>qualifiedName</span> <span class='varid'>n'</span><span class='layout'>)</span>
<a name="line-116"></a> <span class='varid'>getUniversalName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='varop'>>>=</span> <span class='keyglyph'>\</span> <span class='varid'>n'</span> <span class='keyglyph'>-></span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>universalName</span> <span class='varid'>n'</span><span class='layout'>)</span>
<a name="line-117"></a> <span class='varid'>getUniversalUri</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='varop'>>>=</span> <span class='keyglyph'>\</span> <span class='varid'>n'</span> <span class='keyglyph'>-></span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>universalUri</span> <span class='varid'>n'</span><span class='layout'>)</span>
<a name="line-118"></a> <span class='varid'>getLocalPart</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='varop'>>>=</span> <span class='keyglyph'>\</span> <span class='varid'>n'</span> <span class='keyglyph'>-></span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>localPart</span> <span class='varid'>n'</span><span class='layout'>)</span>
<a name="line-119"></a> <span class='varid'>getNamePrefix</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='varop'>>>=</span> <span class='keyglyph'>\</span> <span class='varid'>n'</span> <span class='keyglyph'>-></span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>namePrefix</span> <span class='varid'>n'</span><span class='layout'>)</span>
<a name="line-120"></a> <span class='varid'>getNamespaceUri</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>getName</span> <span class='varid'>n</span> <span class='varop'>>>=</span> <span class='keyglyph'>\</span> <span class='varid'>n'</span> <span class='keyglyph'>-></span> <span class='varid'>return</span> <span class='layout'>(</span><span class='varid'>namespaceUri</span> <span class='varid'>n'</span><span class='layout'>)</span>
<a name="line-121"></a>
<a name="line-122"></a> <span class='varid'>setText</span> <span class='varid'>t</span> <span class='keyglyph'>=</span> <span class='varid'>changeText</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>t</span><span class='layout'>)</span>
<a name="line-123"></a> <span class='varid'>setCmt</span> <span class='varid'>c</span> <span class='keyglyph'>=</span> <span class='varid'>changeCmt</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>c</span><span class='layout'>)</span>
<a name="line-124"></a> <span class='varid'>setName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>changeName</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-125"></a> <span class='varid'>setElemName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>changeElemName</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-126"></a> <span class='varid'>setElemAttrl</span> <span class='varid'>al</span> <span class='keyglyph'>=</span> <span class='varid'>changeAttrl</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-127"></a> <span class='varid'>setAttrName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>changeAttrName</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-128"></a> <span class='varid'>setPiName</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>changePiName</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-129"></a> <span class='varid'>setDTDAttrl</span> <span class='varid'>al</span> <span class='keyglyph'>=</span> <span class='varid'>changeDTDAttrl</span> <span class='layout'>(</span><span class='varid'>const</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-130"></a>
<a name="line-131"></a><span class='comment'>-- XNode and XmlTree are instances of XmlNode</span>
<a name="line-132"></a>
<a name="line-133"></a><span class='keyword'>instance</span> <span class='conid'>XmlNode</span> <span class='conid'>XNode</span> <span class='keyword'>where</span>
<a name="line-134"></a> <span class='varid'>isText</span> <span class='layout'>(</span><span class='conid'>XText</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-135"></a> <span class='varid'>isText</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-136"></a>
<a name="line-137"></a> <span class='varid'>isCharRef</span> <span class='layout'>(</span><span class='conid'>XCharRef</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-138"></a> <span class='varid'>isCharRef</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-139"></a>
<a name="line-140"></a> <span class='varid'>isEntityRef</span> <span class='layout'>(</span><span class='conid'>XEntityRef</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-141"></a> <span class='varid'>isEntityRef</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-142"></a>
<a name="line-143"></a> <span class='varid'>isCmt</span> <span class='layout'>(</span><span class='conid'>XCmt</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-144"></a> <span class='varid'>isCmt</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-145"></a>
<a name="line-146"></a> <span class='varid'>isCdata</span> <span class='layout'>(</span><span class='conid'>XCdata</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-147"></a> <span class='varid'>isCdata</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-148"></a>
<a name="line-149"></a> <span class='varid'>isPi</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='keyword'>_</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-150"></a> <span class='varid'>isPi</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-151"></a>
<a name="line-152"></a> <span class='varid'>isElem</span> <span class='layout'>(</span><span class='conid'>XTag</span> <span class='keyword'>_</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-153"></a> <span class='varid'>isElem</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-154"></a>
<a name="line-155"></a> <span class='varid'>isRoot</span> <span class='varid'>t</span> <span class='keyglyph'>=</span> <span class='varid'>isElem</span> <span class='varid'>t</span>
<a name="line-156"></a> <span class='varop'>&&</span>
<a name="line-157"></a> <span class='varid'>fromMaybe</span> <span class='str'>""</span> <span class='layout'>(</span><span class='varid'>getQualifiedName</span> <span class='varid'>t</span><span class='layout'>)</span> <span class='varop'>==</span> <span class='varid'>t_root</span>
<a name="line-158"></a>
<a name="line-159"></a> <span class='varid'>isDTD</span> <span class='layout'>(</span><span class='conid'>XDTD</span> <span class='keyword'>_</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-160"></a> <span class='varid'>isDTD</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-161"></a>
<a name="line-162"></a> <span class='varid'>isAttr</span> <span class='layout'>(</span><span class='conid'>XAttr</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-163"></a> <span class='varid'>isAttr</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-164"></a>
<a name="line-165"></a> <span class='varid'>isError</span> <span class='layout'>(</span><span class='conid'>XError</span> <span class='keyword'>_</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>True</span>
<a name="line-166"></a> <span class='varid'>isError</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>False</span>
<a name="line-167"></a>
<a name="line-168"></a>
<a name="line-169"></a> <span class='varid'>mkText</span> <span class='varid'>t</span> <span class='keyglyph'>=</span> <span class='conid'>XText</span> <span class='varid'>t</span>
<a name="line-170"></a> <span class='varid'>mkCharRef</span> <span class='varid'>c</span> <span class='keyglyph'>=</span> <span class='conid'>XCharRef</span> <span class='varid'>c</span>
<a name="line-171"></a> <span class='varid'>mkEntityRef</span> <span class='varid'>e</span> <span class='keyglyph'>=</span> <span class='conid'>XEntityRef</span> <span class='varid'>e</span>
<a name="line-172"></a> <span class='varid'>mkCmt</span> <span class='varid'>c</span> <span class='keyglyph'>=</span> <span class='conid'>XCmt</span> <span class='varid'>c</span>
<a name="line-173"></a> <span class='varid'>mkCdata</span> <span class='varid'>d</span> <span class='keyglyph'>=</span> <span class='conid'>XCdata</span> <span class='varid'>d</span>
<a name="line-174"></a> <span class='varid'>mkPi</span> <span class='varid'>n</span> <span class='varid'>c</span> <span class='keyglyph'>=</span> <span class='conid'>XPi</span> <span class='varid'>n</span> <span class='layout'>(</span><span class='keyword'>if</span> <span class='varid'>null</span> <span class='varid'>c</span> <span class='keyword'>then</span> <span class='conid'>[]</span> <span class='keyword'>else</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='varid'>c</span><span class='keyglyph'>]</span><span class='layout'>)</span>
<a name="line-175"></a> <span class='varid'>mkError</span> <span class='varid'>l</span> <span class='varid'>msg</span> <span class='keyglyph'>=</span> <span class='conid'>XError</span> <span class='varid'>l</span> <span class='varid'>msg</span>
<a name="line-176"></a>
<a name="line-177"></a>
<a name="line-178"></a> <span class='varid'>getText</span> <span class='layout'>(</span><span class='conid'>XText</span> <span class='varid'>t</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>t</span>
<a name="line-179"></a> <span class='varid'>getText</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-180"></a>
<a name="line-181"></a> <span class='varid'>getCharRef</span> <span class='layout'>(</span><span class='conid'>XCharRef</span> <span class='varid'>c</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>c</span>
<a name="line-182"></a> <span class='varid'>getCharRef</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-183"></a>
<a name="line-184"></a> <span class='varid'>getEntityRef</span> <span class='layout'>(</span><span class='conid'>XEntityRef</span> <span class='varid'>e</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>e</span>
<a name="line-185"></a> <span class='varid'>getEntityRef</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-186"></a>
<a name="line-187"></a> <span class='varid'>getCmt</span> <span class='layout'>(</span><span class='conid'>XCmt</span> <span class='varid'>c</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>c</span>
<a name="line-188"></a> <span class='varid'>getCmt</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-189"></a>
<a name="line-190"></a> <span class='varid'>getCdata</span> <span class='layout'>(</span><span class='conid'>XCdata</span> <span class='varid'>d</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>d</span>
<a name="line-191"></a> <span class='varid'>getCdata</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-192"></a>
<a name="line-193"></a> <span class='varid'>getPiName</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='varid'>n</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>n</span>
<a name="line-194"></a> <span class='varid'>getPiName</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-195"></a>
<a name="line-196"></a> <span class='varid'>getPiContent</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='keyword'>_</span> <span class='varid'>c</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>c</span>
<a name="line-197"></a> <span class='varid'>getPiContent</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-198"></a>
<a name="line-199"></a> <span class='varid'>getElemName</span> <span class='layout'>(</span><span class='conid'>XTag</span> <span class='varid'>n</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>n</span>
<a name="line-200"></a> <span class='varid'>getElemName</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-201"></a>
<a name="line-202"></a> <span class='varid'>getAttrl</span> <span class='layout'>(</span><span class='conid'>XTag</span> <span class='keyword'>_</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>al</span>
<a name="line-203"></a> <span class='varid'>getAttrl</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='keyword'>_</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>al</span>
<a name="line-204"></a> <span class='varid'>getAttrl</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-205"></a>
<a name="line-206"></a> <span class='varid'>getDTDPart</span> <span class='layout'>(</span><span class='conid'>XDTD</span> <span class='varid'>p</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>p</span>
<a name="line-207"></a> <span class='varid'>getDTDPart</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-208"></a>
<a name="line-209"></a> <span class='varid'>getDTDAttrl</span> <span class='layout'>(</span><span class='conid'>XDTD</span> <span class='keyword'>_</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>al</span>
<a name="line-210"></a> <span class='varid'>getDTDAttrl</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-211"></a>
<a name="line-212"></a> <span class='varid'>getAttrName</span> <span class='layout'>(</span><span class='conid'>XAttr</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>n</span>
<a name="line-213"></a> <span class='varid'>getAttrName</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-214"></a>
<a name="line-215"></a> <span class='varid'>getErrorLevel</span> <span class='layout'>(</span><span class='conid'>XError</span> <span class='varid'>l</span> <span class='keyword'>_</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>l</span>
<a name="line-216"></a> <span class='varid'>getErrorLevel</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-217"></a>
<a name="line-218"></a> <span class='varid'>getErrorMsg</span> <span class='layout'>(</span><span class='conid'>XError</span> <span class='keyword'>_</span> <span class='varid'>m</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>Just</span> <span class='varid'>m</span>
<a name="line-219"></a> <span class='varid'>getErrorMsg</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='conid'>Nothing</span>
<a name="line-220"></a>
<a name="line-221"></a> <span class='varid'>changeText</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XText</span> <span class='varid'>t</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XText</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>t</span><span class='layout'>)</span>
<a name="line-222"></a> <span class='varid'>changeText</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeText undefined"</span>
<a name="line-223"></a>
<a name="line-224"></a> <span class='varid'>changeCmt</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XCmt</span> <span class='varid'>c</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XCmt</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>c</span><span class='layout'>)</span>
<a name="line-225"></a> <span class='varid'>changeCmt</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeCmt undefined"</span>
<a name="line-226"></a>
<a name="line-227"></a> <span class='varid'>changeName</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XTag</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XTag</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='varid'>al</span>
<a name="line-228"></a> <span class='varid'>changeName</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XAttr</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XAttr</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-229"></a> <span class='varid'>changeName</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XPi</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='varid'>al</span>
<a name="line-230"></a> <span class='varid'>changeName</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeName undefined"</span>
<a name="line-231"></a>
<a name="line-232"></a> <span class='varid'>changeElemName</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XTag</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XTag</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='varid'>al</span>
<a name="line-233"></a> <span class='varid'>changeElemName</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeElemName undefined"</span>
<a name="line-234"></a>
<a name="line-235"></a> <span class='varid'>changeAttrl</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XTag</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XTag</span> <span class='varid'>n</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-236"></a> <span class='varid'>changeAttrl</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XPi</span> <span class='varid'>n</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-237"></a> <span class='varid'>changeAttrl</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeAttrl undefined"</span>
<a name="line-238"></a>
<a name="line-239"></a> <span class='varid'>changeAttrName</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XAttr</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XAttr</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-240"></a> <span class='varid'>changeAttrName</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeAttrName undefined"</span>
<a name="line-241"></a>
<a name="line-242"></a> <span class='varid'>changePiName</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XPi</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XPi</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>n</span><span class='layout'>)</span> <span class='varid'>al</span>
<a name="line-243"></a> <span class='varid'>changePiName</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeAttrName undefined"</span>
<a name="line-244"></a>
<a name="line-245"></a> <span class='varid'>changeDTDAttrl</span> <span class='varid'>cf</span> <span class='layout'>(</span><span class='conid'>XDTD</span> <span class='varid'>p</span> <span class='varid'>al</span><span class='layout'>)</span> <span class='keyglyph'>=</span> <span class='conid'>XDTD</span> <span class='varid'>p</span> <span class='layout'>(</span><span class='varid'>cf</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-246"></a> <span class='varid'>changeDTDAttrl</span> <span class='keyword'>_</span> <span class='keyword'>_</span> <span class='keyglyph'>=</span> <span class='varid'>error</span> <span class='str'>"changeDTDAttrl undefined"</span>
<a name="line-247"></a>
<a name="line-248"></a><a name="mkElementNode"></a><span class='definition'>mkElementNode</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XNode</span>
<a name="line-249"></a><span class='definition'>mkElementNode</span> <span class='keyglyph'>=</span> <span class='conid'>XTag</span>
<a name="line-250"></a>
<a name="line-251"></a><a name="mkAttrNode"></a><span class='definition'>mkAttrNode</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>XNode</span>
<a name="line-252"></a><span class='definition'>mkAttrNode</span> <span class='keyglyph'>=</span> <span class='conid'>XAttr</span>
<a name="line-253"></a>
<a name="line-254"></a><a name="mkDTDNode"></a><span class='definition'>mkDTDNode</span> <span class='keyglyph'>::</span> <span class='conid'>DTDElem</span> <span class='keyglyph'>-></span> <span class='conid'>Attributes</span> <span class='keyglyph'>-></span> <span class='conid'>XNode</span>
<a name="line-255"></a><span class='definition'>mkDTDNode</span> <span class='keyglyph'>=</span> <span class='conid'>XDTD</span>
<a name="line-256"></a>
<a name="line-257"></a><span class='keyword'>instance</span> <span class='conid'>XmlNode</span> <span class='varid'>a</span> <span class='keyglyph'>=></span> <span class='conid'>XmlNode</span> <span class='layout'>(</span><span class='conid'>NTree</span> <span class='varid'>a</span><span class='layout'>)</span> <span class='keyword'>where</span>
<a name="line-258"></a> <span class='varid'>isText</span> <span class='keyglyph'>=</span> <span class='varid'>isText</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-259"></a> <span class='varid'>isCharRef</span> <span class='keyglyph'>=</span> <span class='varid'>isCharRef</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-260"></a> <span class='varid'>isEntityRef</span> <span class='keyglyph'>=</span> <span class='varid'>isEntityRef</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-261"></a> <span class='varid'>isCmt</span> <span class='keyglyph'>=</span> <span class='varid'>isCmt</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-262"></a> <span class='varid'>isCdata</span> <span class='keyglyph'>=</span> <span class='varid'>isCdata</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-263"></a> <span class='varid'>isPi</span> <span class='keyglyph'>=</span> <span class='varid'>isPi</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-264"></a> <span class='varid'>isElem</span> <span class='keyglyph'>=</span> <span class='varid'>isElem</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-265"></a> <span class='varid'>isRoot</span> <span class='keyglyph'>=</span> <span class='varid'>isRoot</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-266"></a> <span class='varid'>isDTD</span> <span class='keyglyph'>=</span> <span class='varid'>isDTD</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-267"></a> <span class='varid'>isAttr</span> <span class='keyglyph'>=</span> <span class='varid'>isAttr</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-268"></a> <span class='varid'>isError</span> <span class='keyglyph'>=</span> <span class='varid'>isError</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-269"></a>
<a name="line-270"></a> <span class='varid'>mkText</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkText</span>
<a name="line-271"></a> <span class='varid'>mkCharRef</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkCharRef</span>
<a name="line-272"></a> <span class='varid'>mkEntityRef</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkEntityRef</span>
<a name="line-273"></a> <span class='varid'>mkCmt</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkCmt</span>
<a name="line-274"></a> <span class='varid'>mkCdata</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkCdata</span>
<a name="line-275"></a> <span class='varid'>mkPi</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkPi</span> <span class='varid'>n</span>
<a name="line-276"></a> <span class='varid'>mkError</span> <span class='varid'>l</span> <span class='keyglyph'>=</span> <span class='varid'>mkLeaf</span> <span class='varop'>.</span> <span class='varid'>mkError</span> <span class='varid'>l</span>
<a name="line-277"></a>
<a name="line-278"></a> <span class='varid'>getText</span> <span class='keyglyph'>=</span> <span class='varid'>getText</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-279"></a> <span class='varid'>getCharRef</span> <span class='keyglyph'>=</span> <span class='varid'>getCharRef</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-280"></a> <span class='varid'>getEntityRef</span> <span class='keyglyph'>=</span> <span class='varid'>getEntityRef</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-281"></a> <span class='varid'>getCmt</span> <span class='keyglyph'>=</span> <span class='varid'>getCmt</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-282"></a> <span class='varid'>getCdata</span> <span class='keyglyph'>=</span> <span class='varid'>getCdata</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-283"></a> <span class='varid'>getPiName</span> <span class='keyglyph'>=</span> <span class='varid'>getPiName</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-284"></a> <span class='varid'>getPiContent</span> <span class='keyglyph'>=</span> <span class='varid'>getPiContent</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-285"></a> <span class='varid'>getElemName</span> <span class='keyglyph'>=</span> <span class='varid'>getElemName</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-286"></a> <span class='varid'>getAttrl</span> <span class='keyglyph'>=</span> <span class='varid'>getAttrl</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-287"></a> <span class='varid'>getDTDPart</span> <span class='keyglyph'>=</span> <span class='varid'>getDTDPart</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-288"></a> <span class='varid'>getDTDAttrl</span> <span class='keyglyph'>=</span> <span class='varid'>getDTDAttrl</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-289"></a> <span class='varid'>getAttrName</span> <span class='keyglyph'>=</span> <span class='varid'>getAttrName</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-290"></a> <span class='varid'>getErrorLevel</span> <span class='keyglyph'>=</span> <span class='varid'>getErrorLevel</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-291"></a> <span class='varid'>getErrorMsg</span> <span class='keyglyph'>=</span> <span class='varid'>getErrorMsg</span> <span class='varop'>.</span> <span class='varid'>getNode</span>
<a name="line-292"></a>
<a name="line-293"></a> <span class='varid'>changeText</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeText</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-294"></a> <span class='varid'>changeCmt</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeCmt</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-295"></a> <span class='varid'>changeName</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeName</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-296"></a> <span class='varid'>changeElemName</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeElemName</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-297"></a> <span class='varid'>changeAttrl</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeAttrl</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-298"></a> <span class='varid'>changeAttrName</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeAttrName</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-299"></a> <span class='varid'>changePiName</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changePiName</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-300"></a> <span class='varid'>changeDTDAttrl</span> <span class='varid'>cf</span> <span class='keyglyph'>=</span> <span class='varid'>changeNode</span> <span class='layout'>(</span><span class='varid'>changeDTDAttrl</span> <span class='varid'>cf</span><span class='layout'>)</span>
<a name="line-301"></a>
<a name="line-302"></a><a name="mkElement"></a><span class='definition'>mkElement</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span>
<a name="line-303"></a><span class='definition'>mkElement</span> <span class='varid'>n</span> <span class='varid'>al</span> <span class='keyglyph'>=</span> <span class='varid'>mkTree</span> <span class='layout'>(</span><span class='varid'>mkElementNode</span> <span class='varid'>n</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-304"></a>
<a name="line-305"></a><a name="mkRoot"></a><span class='definition'>mkRoot</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span>
<a name="line-306"></a><span class='definition'>mkRoot</span> <span class='varid'>al</span> <span class='keyglyph'>=</span> <span class='varid'>mkTree</span> <span class='layout'>(</span><span class='varid'>mkElementNode</span> <span class='layout'>(</span><span class='varid'>mkSNsName</span> <span class='varid'>t_root</span><span class='layout'>)</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-307"></a>
<a name="line-308"></a><a name="mkAttr"></a><span class='definition'>mkAttr</span> <span class='keyglyph'>::</span> <span class='conid'>QName</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span>
<a name="line-309"></a><span class='definition'>mkAttr</span> <span class='varid'>n</span> <span class='keyglyph'>=</span> <span class='varid'>mkTree</span> <span class='layout'>(</span><span class='varid'>mkAttrNode</span> <span class='varid'>n</span><span class='layout'>)</span>
<a name="line-310"></a>
<a name="line-311"></a><a name="mkDTDElem"></a><span class='definition'>mkDTDElem</span> <span class='keyglyph'>::</span> <span class='conid'>DTDElem</span> <span class='keyglyph'>-></span> <span class='conid'>Attributes</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTree</span>
<a name="line-312"></a><span class='definition'>mkDTDElem</span> <span class='varid'>e</span> <span class='varid'>al</span> <span class='keyglyph'>=</span> <span class='varid'>mkTree</span> <span class='layout'>(</span><span class='varid'>mkDTDNode</span> <span class='varid'>e</span> <span class='varid'>al</span><span class='layout'>)</span>
<a name="line-313"></a>
<a name="line-314"></a><a name="addAttr"></a><span class='definition'>addAttr</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTree</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-315"></a><span class='definition'>addAttr</span> <span class='varid'>a</span> <span class='varid'>al</span>
<a name="line-316"></a> <span class='keyglyph'>|</span> <span class='varid'>isAttr</span> <span class='varid'>a</span> <span class='keyglyph'>=</span> <span class='varid'>add</span> <span class='varid'>al</span>
<a name="line-317"></a> <span class='keyglyph'>|</span> <span class='varid'>otherwise</span> <span class='keyglyph'>=</span> <span class='varid'>al</span>
<a name="line-318"></a> <span class='keyword'>where</span>
<a name="line-319"></a> <span class='varid'>an</span> <span class='keyglyph'>=</span> <span class='layout'>(</span><span class='varid'>qualifiedName</span> <span class='varop'>.</span> <span class='varid'>fromJust</span> <span class='varop'>.</span> <span class='varid'>getAttrName</span><span class='layout'>)</span> <span class='varid'>a</span>
<a name="line-320"></a> <span class='varid'>add</span> <span class='conid'>[]</span>
<a name="line-321"></a> <span class='keyglyph'>=</span> <span class='keyglyph'>[</span><span class='varid'>a</span><span class='keyglyph'>]</span>
<a name="line-322"></a> <span class='varid'>add</span> <span class='layout'>(</span><span class='varid'>a1</span><span class='conop'>:</span><span class='varid'>al1</span><span class='layout'>)</span>
<a name="line-323"></a> <span class='keyglyph'>|</span> <span class='varid'>isAttr</span> <span class='varid'>a1</span>
<a name="line-324"></a> <span class='varop'>&&</span>
<a name="line-325"></a> <span class='layout'>(</span><span class='varid'>qualifiedName</span> <span class='varop'>.</span> <span class='varid'>fromJust</span> <span class='varop'>.</span> <span class='varid'>getAttrName</span><span class='layout'>)</span> <span class='varid'>a1</span> <span class='varop'>==</span> <span class='varid'>an</span>
<a name="line-326"></a> <span class='keyglyph'>=</span> <span class='varid'>a</span> <span class='conop'>:</span> <span class='varid'>al1</span>
<a name="line-327"></a> <span class='keyglyph'>|</span> <span class='varid'>otherwise</span>
<a name="line-328"></a> <span class='keyglyph'>=</span> <span class='varid'>a1</span> <span class='conop'>:</span> <span class='varid'>add</span> <span class='varid'>al1</span>
<a name="line-329"></a>
<a name="line-330"></a><a name="mergeAttrl"></a><span class='definition'>mergeAttrl</span> <span class='keyglyph'>::</span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span> <span class='keyglyph'>-></span> <span class='conid'>XmlTrees</span>
<a name="line-331"></a><span class='definition'>mergeAttrl</span> <span class='keyglyph'>=</span> <span class='varid'>foldr</span> <span class='varid'>addAttr</span>
<a name="line-332"></a>
<a name="line-333"></a><span class='comment'>-- ------------------------------------------------------------</span>
</pre></body>
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