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<pre><a name="line-1"></a><span class='hs-comment'>{-# OPTIONS -funbox-strict-fields #-}</span>
<a name="line-2"></a><span class='hs-comment'>-- | Common provides simple functions to the backend. It defines most</span>
<a name="line-3"></a><span class='hs-comment'>-- of the data types. All modules should call error via the</span>
<a name="line-4"></a><span class='hs-comment'>-- common_error function below.</span>
<a name="line-5"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Regex</span><span class='hs-varop'>.</span><span class='hs-conid'>TDFA</span><span class='hs-varop'>.</span><span class='hs-conid'>Common</span> <span class='hs-keyword'>where</span>
<a name="line-6"></a>
<a name="line-7"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Regex</span><span class='hs-varop'>.</span><span class='hs-conid'>Base</span><span class='hs-layout'>(</span><span class='hs-conid'>RegexOptions</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-8"></a>
<a name="line-9"></a><span class='hs-comment'>{- By Chris Kuklewicz, 2007-2009. BSD License, see the LICENSE file. -}</span>
<a name="line-10"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Show</span><span class='hs-varop'>.</span><span class='hs-conid'>Functions</span><span class='hs-conid'>()</span>
<a name="line-11"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Array</span><span class='hs-varop'>.</span><span class='hs-conid'>IArray</span><span class='hs-layout'>(</span><span class='hs-conid'>Array</span><span class='hs-layout'>)</span>
<a name="line-12"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntSet</span><span class='hs-varop'>.</span><span class='hs-conid'>EnumSet2</span><span class='hs-layout'>(</span><span class='hs-conid'>EnumSet</span><span class='hs-layout'>)</span>
<a name="line-13"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntSet</span><span class='hs-varop'>.</span><span class='hs-conid'>EnumSet2</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>Set</span><span class='hs-layout'>(</span><span class='hs-varid'>toList</span><span class='hs-layout'>)</span>
<a name="line-14"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntMap</span><span class='hs-varop'>.</span><span class='hs-conid'>CharMap2</span><span class='hs-layout'>(</span><span class='hs-conid'>CharMap</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-15"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntMap</span> <span class='hs-layout'>(</span><span class='hs-conid'>IntMap</span><span class='hs-layout'>)</span>
<a name="line-16"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntMap</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>IMap</span> <span class='hs-layout'>(</span><span class='hs-varid'>findWithDefault</span><span class='hs-layout'>,</span><span class='hs-varid'>assocs</span><span class='hs-layout'>,</span><span class='hs-varid'>toList</span><span class='hs-layout'>,</span><span class='hs-varid'>null</span><span class='hs-layout'>,</span><span class='hs-varid'>size</span><span class='hs-layout'>,</span><span class='hs-varid'>toAscList</span><span class='hs-layout'>)</span>
<a name="line-17"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntSet</span><span class='hs-layout'>(</span><span class='hs-conid'>IntSet</span><span class='hs-layout'>)</span>
<a name="line-18"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>IntMap</span><span class='hs-varop'>.</span><span class='hs-conid'>CharMap2</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>Map</span> <span class='hs-layout'>(</span><span class='hs-varid'>assocs</span><span class='hs-layout'>,</span><span class='hs-varid'>toAscList</span><span class='hs-layout'>,</span><span class='hs-varid'>null</span><span class='hs-layout'>)</span>
<a name="line-19"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Sequence</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>S</span><span class='hs-layout'>(</span><span class='hs-conid'>Seq</span><span class='hs-layout'>)</span>
<a name="line-20"></a><span class='hs-comment'>--import Debug.Trace</span>
<a name="line-21"></a>
<a name="line-22"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Regex</span><span class='hs-varop'>.</span><span class='hs-conid'>TDFA</span><span class='hs-varop'>.</span><span class='hs-conid'>IntArrTrieSet</span><span class='hs-layout'>(</span><span class='hs-conid'>TrieSet</span><span class='hs-layout'>)</span>
<a name="line-23"></a>
<a name="line-24"></a><a name="look"></a><span class='hs-comment'>{-# INLINE look #-}</span>
<a name="line-25"></a><span class='hs-definition'>look</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IntMap</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span>
<a name="line-26"></a><span class='hs-definition'>look</span> <span class='hs-varid'>key</span> <span class='hs-varid'>imap</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>findWithDefault</span> <span class='hs-layout'>(</span><span class='hs-varid'>common_error</span> <span class='hs-str'>"Text.Regex.DFA.Common"</span> <span class='hs-layout'>(</span><span class='hs-str'>"key "</span><span class='hs-varop'>++</span><span class='hs-varid'>show</span> <span class='hs-varid'>key</span><span class='hs-varop'>++</span><span class='hs-str'>" not found in look"</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>key</span> <span class='hs-varid'>imap</span>
<a name="line-27"></a>
<a name="line-28"></a><a name="common_error"></a><span class='hs-definition'>common_error</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span>
<a name="line-29"></a><span class='hs-definition'>common_error</span> <span class='hs-varid'>moduleName</span> <span class='hs-varid'>message</span> <span class='hs-keyglyph'>=</span>
<a name="line-30"></a> <span class='hs-varid'>error</span> <span class='hs-layout'>(</span><span class='hs-str'>"Explict error in module "</span><span class='hs-varop'>++</span><span class='hs-varid'>moduleName</span><span class='hs-varop'>++</span><span class='hs-str'>" : "</span><span class='hs-varop'>++</span><span class='hs-varid'>message</span><span class='hs-layout'>)</span>
<a name="line-31"></a>
<a name="line-32"></a><a name="on"></a><span class='hs-definition'>on</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>t1</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t1</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t2</span>
<a name="line-33"></a><a name="on"></a><span class='hs-definition'>f</span> <span class='hs-varop'>`on`</span> <span class='hs-varid'>g</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-varid'>y</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-varop'>`f`</span> <span class='hs-layout'>(</span><span class='hs-varid'>g</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-34"></a>
<a name="line-35"></a><a name="norep"></a><span class='hs-comment'>-- | after sort or sortBy the use of nub/nubBy can be replaced by norep/norepBy</span>
<a name="line-36"></a><span class='hs-definition'>norep</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span><span class='hs-keyglyph'>-></span><span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span>
<a name="line-37"></a><span class='hs-definition'>norep</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-38"></a><span class='hs-definition'>norep</span> <span class='hs-varid'>x</span><span class='hs-keyglyph'>@</span><span class='hs-keyglyph'>[</span><span class='hs-keyword'>_</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span>
<a name="line-39"></a><span class='hs-definition'>norep</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>bs</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-varid'>cs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>a</span><span class='hs-varop'>==</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>norep</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>cs</span><span class='hs-layout'>)</span>
<a name="line-40"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>norep</span> <span class='hs-varid'>bs</span>
<a name="line-41"></a>
<a name="line-42"></a><a name="norepBy"></a><span class='hs-comment'>-- | after sort or sortBy the use of nub/nubBy can be replaced by norep/norepBy</span>
<a name="line-43"></a><span class='hs-definition'>norepBy</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span>
<a name="line-44"></a><span class='hs-definition'>norepBy</span> <span class='hs-keyword'>_</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-45"></a><span class='hs-definition'>norepBy</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>x</span><span class='hs-keyglyph'>@</span><span class='hs-keyglyph'>[</span><span class='hs-keyword'>_</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span>
<a name="line-46"></a><span class='hs-definition'>norepBy</span> <span class='hs-varid'>eqF</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>bs</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-varid'>cs</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>a</span> <span class='hs-varop'>`eqF`</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>norepBy</span> <span class='hs-varid'>eqF</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>cs</span><span class='hs-layout'>)</span>
<a name="line-47"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>norepBy</span> <span class='hs-varid'>eqF</span> <span class='hs-varid'>bs</span>
<a name="line-48"></a>
<a name="line-49"></a><a name="mapFst"></a><span class='hs-definition'>mapFst</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Functor</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span><span class='hs-layout'>,</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-varid'>t2</span><span class='hs-layout'>,</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span>
<a name="line-50"></a><span class='hs-definition'>mapFst</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>f</span> <span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-51"></a>
<a name="line-52"></a><a name="mapSnd"></a><span class='hs-definition'>mapSnd</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Functor</span> <span class='hs-varid'>f</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-layout'>(</span><span class='hs-varid'>t1</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span><span class='hs-layout'>,</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>f</span> <span class='hs-layout'>(</span><span class='hs-varid'>t</span><span class='hs-layout'>,</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span>
<a name="line-53"></a><span class='hs-definition'>mapSnd</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fmap</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>f</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-54"></a>
<a name="line-55"></a><a name="fst3"></a><span class='hs-definition'>fst3</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>b</span><span class='hs-layout'>,</span><span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>a</span>
<a name="line-56"></a><span class='hs-definition'>fst3</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span>
<a name="line-57"></a>
<a name="line-58"></a><a name="snd3"></a><span class='hs-definition'>snd3</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>b</span><span class='hs-layout'>,</span><span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>b</span>
<a name="line-59"></a><span class='hs-definition'>snd3</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span>
<a name="line-60"></a>
<a name="line-61"></a><a name="thd3"></a><span class='hs-definition'>thd3</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>b</span><span class='hs-layout'>,</span><span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>c</span>
<a name="line-62"></a><span class='hs-definition'>thd3</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span>
<a name="line-63"></a>
<a name="line-64"></a><a name="flipOrder"></a><span class='hs-definition'>flipOrder</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Ordering</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Ordering</span>
<a name="line-65"></a><span class='hs-definition'>flipOrder</span> <span class='hs-conid'>GT</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>LT</span>
<a name="line-66"></a><span class='hs-definition'>flipOrder</span> <span class='hs-conid'>LT</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>GT</span>
<a name="line-67"></a><span class='hs-definition'>flipOrder</span> <span class='hs-conid'>EQ</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>EQ</span>
<a name="line-68"></a>
<a name="line-69"></a><a name="noWin"></a><span class='hs-definition'>noWin</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WinTags</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span>
<a name="line-70"></a><span class='hs-definition'>noWin</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>null</span>
<a name="line-71"></a>
<a name="line-72"></a><a name="DoPa"></a><span class='hs-comment'>-- | Used to track elements of the pattern that accept characters or </span>
<a name="line-73"></a><a name="DoPa"></a><span class='hs-comment'>-- are anchors</span>
<a name="line-74"></a><a name="DoPa"></a><span class='hs-keyword'>newtype</span> <span class='hs-conid'>DoPa</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DoPa</span> <span class='hs-layout'>{</span><span class='hs-varid'>dopaIndex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span><span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span><span class='hs-conid'>Ord</span><span class='hs-layout'>)</span>
<a name="line-75"></a>
<a name="line-76"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Enum</span> <span class='hs-conid'>DoPa</span> <span class='hs-keyword'>where</span>
<a name="line-77"></a> <span class='hs-varid'>toEnum</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DoPa</span>
<a name="line-78"></a> <span class='hs-varid'>fromEnum</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>dopaIndex</span>
<a name="line-79"></a>
<a name="line-80"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>DoPa</span> <span class='hs-keyword'>where</span>
<a name="line-81"></a> <span class='hs-varid'>showsPrec</span> <span class='hs-varid'>p</span> <span class='hs-layout'>(</span><span class='hs-conid'>DoPa</span> <span class='hs-layout'>{</span><span class='hs-varid'>dopaIndex</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>i</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-chr'>'#'</span><span class='hs-conop'>:</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>showsPrec</span> <span class='hs-varid'>p</span> <span class='hs-varid'>i</span>
<a name="line-82"></a>
<a name="line-83"></a><a name="CompOption"></a><span class='hs-comment'>-- | Control whether the pattern is multiline or case-sensitive like Text.Regex and whether to</span>
<a name="line-84"></a><a name="CompOption"></a><span class='hs-comment'>-- capture the subgroups (\1, \2, etc). Controls enabling extra anchor syntax.</span>
<a name="line-85"></a><a name="CompOption"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>CompOption</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompOption</span> <span class='hs-layout'>{</span>
<a name="line-86"></a> <span class='hs-varid'>caseSensitive</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ True in blankCompOpt and defaultCompOpt</span>
<a name="line-87"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>multiline</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>{- ^ False in blankCompOpt, True in defaultCompOpt. Compile for
<a name="line-88"></a> newline-sensitive matching. "By default, newline is a completely ordinary
<a name="line-89"></a> character with no special meaning in either REs or strings. With this flag,
<a name="line-90"></a> inverted bracket expressions and . never match newline, a ^ anchor matches the
<a name="line-91"></a> null string after any newline in the string in addition to its normal
<a name="line-92"></a> function, and the $ anchor matches the null string before any newline in the
<a name="line-93"></a> string in addition to its normal function." -}</span>
<a name="line-94"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>rightAssoc</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ True (and therefore Right associative) in blankCompOpt and defaultCompOpt</span>
<a name="line-95"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>newSyntax</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ False in blankCompOpt, True in defaultCompOpt. Add the extended non-POSIX syntax described in "Text.Regex.TDFA" haddock documentation.</span>
<a name="line-96"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>lastStarGreedy</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ False by default. This is POSIX correct but it takes space and is slower.</span>
<a name="line-97"></a> <span class='hs-comment'>-- Setting this to true will improve performance, and should be done</span>
<a name="line-98"></a> <span class='hs-comment'>-- if you plan to set the captureGroups execoption to False.</span>
<a name="line-99"></a> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Read</span><span class='hs-layout'>,</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-100"></a>
<a name="line-101"></a><a name="ExecOption"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ExecOption</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ExecOption</span> <span class='hs-layout'>{</span>
<a name="line-102"></a> <span class='hs-varid'>captureGroups</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ True by default. Set to False to improve speed (and space).</span>
<a name="line-103"></a> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Read</span><span class='hs-layout'>,</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-104"></a>
<a name="line-105"></a><a name="Tag"></a><span class='hs-comment'>-- | Used by implementation to name certain Postions during</span>
<a name="line-106"></a><a name="Tag"></a><span class='hs-comment'>-- matching. Identity of Position tag to set during a transition</span>
<a name="line-107"></a><a name="Tag"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Tag</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Int</span>
<a name="line-108"></a><a name="OP"></a><span class='hs-comment'>-- | Internal use to indicate type of tag and preference for larger or smaller Positions</span>
<a name="line-109"></a><a name="OP"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>OP</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Maximize</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Minimize</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Orbit</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Ignore</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-110"></a><a name="Index"></a><span class='hs-comment'>-- | Internal NFA node identity number</span>
<a name="line-111"></a><a name="Index"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Index</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Int</span>
<a name="line-112"></a><a name="SetIndex"></a><span class='hs-comment'>-- | Internal DFA identity is this Set of NFA Index</span>
<a name="line-113"></a><a name="SetIndex"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>SetIndex</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IntSet</span> <span class='hs-comment'>{- Index -}</span>
<a name="line-114"></a><a name="Position"></a><span class='hs-comment'>-- | Index into the text being searched</span>
<a name="line-115"></a><a name="Position"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Position</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Int</span>
<a name="line-116"></a>
<a name="line-117"></a><a name="GroupIndex"></a><span class='hs-comment'>-- | GroupIndex is for indexing submatches from capturing</span>
<a name="line-118"></a><a name="GroupIndex"></a><span class='hs-comment'>-- parenthesized groups (PGroup/Group)</span>
<a name="line-119"></a><a name="GroupIndex"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>GroupIndex</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Int</span>
<a name="line-120"></a><a name="GroupInfo"></a><span class='hs-comment'>-- | GroupInfo collects the parent and tag information for an instance </span>
<a name="line-121"></a><a name="GroupInfo"></a><span class='hs-comment'>-- of a group</span>
<a name="line-122"></a><a name="GroupInfo"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>GroupInfo</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>GroupInfo</span> <span class='hs-layout'>{</span>
<a name="line-123"></a> <span class='hs-varid'>thisIndex</span><span class='hs-layout'>,</span> <span class='hs-varid'>parentIndex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GroupIndex</span>
<a name="line-124"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>startTag</span><span class='hs-layout'>,</span> <span class='hs-varid'>stopTag</span><span class='hs-layout'>,</span> <span class='hs-varid'>flagTag</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Tag</span>
<a name="line-125"></a> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-conid'>Show</span>
<a name="line-126"></a>
<a name="line-127"></a><a name="Regex"></a><span class='hs-comment'>-- | The TDFA backend specific 'Regex' type, used by this module's RegexOptions and RegexMaker</span>
<a name="line-128"></a><a name="Regex"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Regex</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Regex</span> <span class='hs-layout'>{</span>
<a name="line-129"></a> <span class='hs-varid'>regex_dfa</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DFA</span> <span class='hs-comment'>-- ^ starting DFA state</span>
<a name="line-130"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_init</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Index</span> <span class='hs-comment'>-- ^ index of starting state</span>
<a name="line-131"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_b_index</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Index</span><span class='hs-layout'>,</span><span class='hs-conid'>Index</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ indexes of smallest and largest states</span>
<a name="line-132"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_b_tags</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Tag</span><span class='hs-layout'>,</span><span class='hs-conid'>Tag</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- ^ indexes of smallest and largest tags</span>
<a name="line-133"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_trie</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>TrieSet</span> <span class='hs-conid'>DFA</span> <span class='hs-comment'>-- ^ All DFA states</span>
<a name="line-134"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_tags</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Array</span> <span class='hs-conid'>Tag</span> <span class='hs-conid'>OP</span> <span class='hs-comment'>-- ^ information about each tag</span>
<a name="line-135"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_groups</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Array</span> <span class='hs-conid'>GroupIndex</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>GroupInfo</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- ^ information about each group</span>
<a name="line-136"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_isFrontAnchored</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-comment'>-- ^ used for optimizing execution</span>
<a name="line-137"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_compOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CompOption</span>
<a name="line-138"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>regex_execOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ExecOption</span>
<a name="line-139"></a> <span class='hs-layout'>}</span> <span class='hs-comment'>-- no deriving at all, the DFA may be too big to ever traverse!</span>
<a name="line-140"></a>
<a name="line-141"></a>
<a name="line-142"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>RegexOptions</span> <span class='hs-conid'>Regex</span> <span class='hs-conid'>CompOption</span> <span class='hs-conid'>ExecOption</span> <span class='hs-keyword'>where</span>
<a name="line-143"></a> <span class='hs-varid'>blankCompOpt</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompOption</span> <span class='hs-layout'>{</span> <span class='hs-varid'>caseSensitive</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-144"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>multiline</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-145"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>rightAssoc</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-146"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>newSyntax</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-147"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>lastStarGreedy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-148"></a> <span class='hs-layout'>}</span>
<a name="line-149"></a> <span class='hs-varid'>blankExecOpt</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ExecOption</span> <span class='hs-layout'>{</span> <span class='hs-varid'>captureGroups</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span> <span class='hs-layout'>}</span>
<a name="line-150"></a> <span class='hs-varid'>defaultCompOpt</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompOption</span> <span class='hs-layout'>{</span> <span class='hs-varid'>caseSensitive</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-151"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>multiline</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-152"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>rightAssoc</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-153"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>newSyntax</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-154"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>lastStarGreedy</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-155"></a> <span class='hs-layout'>}</span>
<a name="line-156"></a> <span class='hs-varid'>defaultExecOpt</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ExecOption</span> <span class='hs-layout'>{</span> <span class='hs-varid'>captureGroups</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span> <span class='hs-layout'>}</span>
<a name="line-157"></a> <span class='hs-varid'>setExecOpts</span> <span class='hs-varid'>e</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>r</span> <span class='hs-layout'>{</span><span class='hs-varid'>regex_execOptions</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>e</span><span class='hs-layout'>}</span>
<a name="line-158"></a> <span class='hs-varid'>getExecOpts</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>regex_execOptions</span> <span class='hs-varid'>r</span>
<a name="line-159"></a>
<a name="line-160"></a>
<a name="line-161"></a><a name="WinEmpty"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>WinEmpty</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>WinEmpty</span> <span class='hs-conid'>Instructions</span>
<a name="line-162"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>WinTest</span> <span class='hs-conid'>WhichTest</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>WinEmpty</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>WinEmpty</span><span class='hs-layout'>)</span>
<a name="line-163"></a> <span class='hs-keyword'>deriving</span> <span class='hs-conid'>Show</span>
<a name="line-164"></a>
<a name="line-165"></a><a name="QNFA"></a><span class='hs-comment'>-- | Internal NFA node type</span>
<a name="line-166"></a><a name="QNFA"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>QNFA</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>QNFA</span> <span class='hs-layout'>{</span><span class='hs-varid'>q_id</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Index</span><span class='hs-layout'>,</span> <span class='hs-varid'>q_qt</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QT</span><span class='hs-layout'>}</span>
<a name="line-167"></a>
<a name="line-168"></a><a name="QT"></a><span class='hs-comment'>-- | Internal to QNFA type.</span>
<a name="line-169"></a><a name="QT"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>QT</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Simple</span> <span class='hs-layout'>{</span> <span class='hs-varid'>qt_win</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WinTags</span> <span class='hs-comment'>-- ^ empty transitions to the virtual winning state</span>
<a name="line-170"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>qt_trans</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharMap</span> <span class='hs-conid'>QTrans</span> <span class='hs-comment'>-- ^ all ways to leave this QNFA to other or the same QNFA</span>
<a name="line-171"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>qt_other</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QTrans</span> <span class='hs-comment'>-- ^ default ways to leave this QNFA to other or the same QNFA</span>
<a name="line-172"></a> <span class='hs-layout'>}</span>
<a name="line-173"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Testing</span> <span class='hs-layout'>{</span> <span class='hs-varid'>qt_test</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WhichTest</span> <span class='hs-comment'>-- ^ The test to perform</span>
<a name="line-174"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>qt_dopas</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>EnumSet</span> <span class='hs-conid'>DoPa</span> <span class='hs-comment'>-- ^ location(s) of the anchor(s) in the original regexp</span>
<a name="line-175"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>qt_a</span><span class='hs-layout'>,</span> <span class='hs-varid'>qt_b</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QT</span> <span class='hs-comment'>-- ^ use qt_a if test is True, else use qt_b</span>
<a name="line-176"></a> <span class='hs-layout'>}</span>
<a name="line-177"></a>
<a name="line-178"></a><a name="QTrans"></a><span class='hs-comment'>-- | Internal type to represent the tagged transition from one QNFA to</span>
<a name="line-179"></a><a name="QTrans"></a><span class='hs-comment'>-- another (or itself). The key is the Index of the destination QNFA.</span>
<a name="line-180"></a><a name="QTrans"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>QTrans</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IntMap</span> <span class='hs-comment'>{- Destination Index -}</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>TagCommand</span><span class='hs-keyglyph'>]</span>
<a name="line-181"></a>
<a name="line-182"></a><a name="WhichTest"></a><span class='hs-comment'>-- | Known predicates, just Beginning of Line (^) and End of Line ($).</span>
<a name="line-183"></a><a name="WhichTest"></a><span class='hs-comment'>-- Also support for GNU extensions is being added: \` beginning of</span>
<a name="line-184"></a><a name="WhichTest"></a><span class='hs-comment'>-- buffer, \' end of buffer, \< and \> for begin and end of words, \b</span>
<a name="line-185"></a><a name="WhichTest"></a><span class='hs-comment'>-- and \B for word boundary and not word boundary.</span>
<a name="line-186"></a><a name="WhichTest"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>WhichTest</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Test_BOL</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_EOL</span> <span class='hs-comment'>-- '^' and '$' (affected by multiline option)</span>
<a name="line-187"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_BOB</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_EOB</span> <span class='hs-comment'>-- \` and \' begin and end buffer</span>
<a name="line-188"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_BOW</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_EOW</span> <span class='hs-comment'>-- \< and \> begin and end word</span>
<a name="line-189"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_EdgeWord</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Test_NotEdgeWord</span> <span class='hs-comment'>-- \b and \B word boundaries</span>
<a name="line-190"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span><span class='hs-conid'>Ord</span><span class='hs-layout'>,</span><span class='hs-conid'>Enum</span><span class='hs-layout'>)</span>
<a name="line-191"></a>
<a name="line-192"></a><a name="TagTask"></a><span class='hs-comment'>-- | The things that can be done with a Tag. TagTask and</span>
<a name="line-193"></a><a name="TagTask"></a><span class='hs-comment'>-- ResetGroupStopTask are for tags with Maximize or Minimize OP</span>
<a name="line-194"></a><a name="TagTask"></a><span class='hs-comment'>-- values. ResetOrbitTask and EnterOrbitTask and LeaveOrbitTask are</span>
<a name="line-195"></a><a name="TagTask"></a><span class='hs-comment'>-- for tags with Orbit OP value.</span>
<a name="line-196"></a><a name="TagTask"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>TagTask</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TagTask</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ResetGroupStopTask</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SetGroupStopTask</span>
<a name="line-197"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ResetOrbitTask</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>EnterOrbitTask</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>LeaveOrbitTask</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span><span class='hs-conid'>Eq</span><span class='hs-layout'>)</span>
<a name="line-198"></a>
<a name="line-199"></a><a name="TagTasks"></a><span class='hs-comment'>-- | Ordered list of tags and their associated Task</span>
<a name="line-200"></a><a name="TagTasks"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>TagTasks</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Tag</span><span class='hs-layout'>,</span><span class='hs-conid'>TagTask</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-201"></a><a name="TagUpdate"></a><span class='hs-comment'>-- | When attached to a QTrans the TagTask can be done before or after</span>
<a name="line-202"></a><a name="TagUpdate"></a><span class='hs-comment'>-- accepting the character.</span>
<a name="line-203"></a><a name="TagUpdate"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>TagUpdate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PreUpdate</span> <span class='hs-conid'>TagTask</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PostUpdate</span> <span class='hs-conid'>TagTask</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span><span class='hs-conid'>Eq</span><span class='hs-layout'>)</span>
<a name="line-204"></a><a name="TagList"></a><span class='hs-comment'>-- | Ordered list of tags and their associated update operation.</span>
<a name="line-205"></a><a name="TagList"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>TagList</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Tag</span><span class='hs-layout'>,</span><span class='hs-conid'>TagUpdate</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-206"></a><a name="TagCommand"></a><span class='hs-comment'>-- | A TagList and the location of the item in the original pattern</span>
<a name="line-207"></a><a name="TagCommand"></a><span class='hs-comment'>-- that is being accepted.</span>
<a name="line-208"></a><a name="TagCommand"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>TagCommand</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>DoPa</span><span class='hs-layout'>,</span><span class='hs-conid'>TagList</span><span class='hs-layout'>)</span>
<a name="line-209"></a><a name="WinTags"></a><span class='hs-comment'>-- | Ordered list of tags and their associated update operation to</span>
<a name="line-210"></a><a name="WinTags"></a><span class='hs-comment'>-- perform on an empty transition to the virtual winning state.</span>
<a name="line-211"></a><a name="WinTags"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>WinTags</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>TagList</span>
<a name="line-212"></a>
<a name="line-213"></a><a name="DFA"></a><span class='hs-comment'>-- | Internal DFA node, identified by the Set of indices of the QNFA</span>
<a name="line-214"></a><a name="DFA"></a><span class='hs-comment'>-- nodes it represents.</span>
<a name="line-215"></a><a name="DFA"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>DFA</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>DFA</span> <span class='hs-layout'>{</span> <span class='hs-varid'>d_id</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>SetIndex</span><span class='hs-layout'>,</span> <span class='hs-varid'>d_dt</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DT</span> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span><span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-216"></a><a name="Transition"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Transition</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Transition</span> <span class='hs-layout'>{</span> <span class='hs-varid'>trans_many</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DFA</span> <span class='hs-comment'>-- ^ where to go (maximal), including respawning</span>
<a name="line-217"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>trans_single</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DFA</span> <span class='hs-comment'>-- ^ where to go, not including respawning</span>
<a name="line-218"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>trans_how</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DTrans</span> <span class='hs-comment'>-- ^ how to go, including respawning</span>
<a name="line-219"></a> <span class='hs-layout'>}</span>
<a name="line-220"></a><a name="DT"></a><span class='hs-comment'>-- | Internal to the DFA node</span>
<a name="line-221"></a><a name="DT"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>DT</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Simple'</span> <span class='hs-layout'>{</span> <span class='hs-varid'>dt_win</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IntMap</span> <span class='hs-comment'>{- Source Index -}</span> <span class='hs-conid'>Instructions</span> <span class='hs-comment'>-- ^ Actions to perform to win</span>
<a name="line-222"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>dt_trans</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharMap</span> <span class='hs-conid'>Transition</span> <span class='hs-comment'>-- ^ Transition to accept Char</span>
<a name="line-223"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>dt_other</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Transition</span> <span class='hs-comment'>-- ^ default accepting transition</span>
<a name="line-224"></a> <span class='hs-layout'>}</span>
<a name="line-225"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Testing'</span> <span class='hs-layout'>{</span> <span class='hs-varid'>dt_test</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>WhichTest</span> <span class='hs-comment'>-- ^ The test to perform</span>
<a name="line-226"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>dt_dopas</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>EnumSet</span> <span class='hs-conid'>DoPa</span> <span class='hs-comment'>-- ^ location(s) of the anchor(s) in the original regexp</span>
<a name="line-227"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>dt_a</span><span class='hs-layout'>,</span><span class='hs-varid'>dt_b</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DT</span> <span class='hs-comment'>-- ^ use dt_a if test is True else use dt_b</span>
<a name="line-228"></a> <span class='hs-layout'>}</span>
<a name="line-229"></a>
<a name="line-230"></a><a name="DTrans"></a><span class='hs-comment'>-- | Internal type to repesent the commands for the tagged transition.</span>
<a name="line-231"></a><a name="DTrans"></a><span class='hs-comment'>-- The outer IntMap is for the destination Index and the inner IntMap</span>
<a name="line-232"></a><a name="DTrans"></a><span class='hs-comment'>-- is for the Source Index. This is convenient since all runtime data</span>
<a name="line-233"></a><a name="DTrans"></a><span class='hs-comment'>-- going to the same destination must be compared to find the best.</span>
<a name="line-234"></a><a name="DTrans"></a><span class='hs-comment'>--</span>
<a name="line-235"></a><a name="DTrans"></a><span class='hs-comment'>-- A Destination IntMap entry may have an empty Source IntMap if and</span>
<a name="line-236"></a><a name="DTrans"></a><span class='hs-comment'>-- only if the destination is the starting index and the NFA/DFA.</span>
<a name="line-237"></a><a name="DTrans"></a><span class='hs-comment'>-- This instructs the matching engine to spawn a new entry starting at</span>
<a name="line-238"></a><a name="DTrans"></a><span class='hs-comment'>-- the post-update position.</span>
<a name="line-239"></a><a name="DTrans"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>DTrans</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IntMap</span> <span class='hs-comment'>{- Index of Destination -}</span> <span class='hs-layout'>(</span><span class='hs-conid'>IntMap</span> <span class='hs-comment'>{- Index of Source -}</span> <span class='hs-layout'>(</span><span class='hs-conid'>DoPa</span><span class='hs-layout'>,</span><span class='hs-conid'>Instructions</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-240"></a><a name="DTrans'"></a><span class='hs-comment'>-- type DTrans = IntMap {- Index of Destination -} (IntMap {- Index of Source -} (DoPa,RunState ()))</span>
<a name="line-241"></a><a name="DTrans'"></a><span class='hs-comment'>-- | Internal convenience type for the text display code</span>
<a name="line-242"></a><a name="DTrans'"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>DTrans'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Index</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Index</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>DoPa</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Tag</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>Position</span><span class='hs-layout'>,</span><span class='hs-conid'>Bool</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>,</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-243"></a>
<a name="line-244"></a><a name="Orbits"></a><span class='hs-comment'>-- | Positions for which a * was re-started while looping. Need to</span>
<a name="line-245"></a><a name="Orbits"></a><span class='hs-comment'>-- append locations at back but compare starting with front, so use</span>
<a name="line-246"></a><a name="Orbits"></a><span class='hs-comment'>-- Seq as a Queue. The initial position is saved in basePos (and a</span>
<a name="line-247"></a><a name="Orbits"></a><span class='hs-comment'>-- Maximize Tag), the middle positions in the Seq, and the final</span>
<a name="line-248"></a><a name="Orbits"></a><span class='hs-comment'>-- position is NOT saved in the Orbits (only in a Maximize Tag).</span>
<a name="line-249"></a><a name="Orbits"></a><span class='hs-comment'>--</span>
<a name="line-250"></a><a name="Orbits"></a><span class='hs-comment'>-- The orderinal code is being written XXX TODO document it.</span>
<a name="line-251"></a><a name="Orbits"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Orbits</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Orbits</span>
<a name="line-252"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>inOrbit</span> <span class='hs-keyglyph'>::</span> <span class='hs-varop'>!</span><span class='hs-conid'>Bool</span> <span class='hs-comment'>-- True if enterOrbit, False if LeaveOrbit</span>
<a name="line-253"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>basePos</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Position</span>
<a name="line-254"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>ordinal</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span>
<a name="line-255"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>getOrbits</span> <span class='hs-keyglyph'>::</span> <span class='hs-varop'>!</span><span class='hs-layout'>(</span><span class='hs-conid'>Seq</span> <span class='hs-conid'>Position</span><span class='hs-layout'>)</span>
<a name="line-256"></a> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-257"></a>
<a name="line-258"></a><a name="Instructions"></a><span class='hs-comment'>-- | The 'newPos' and 'newFlags' lists in Instructions are sorted by, and unique in, the Tag values</span>
<a name="line-259"></a><a name="Instructions"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Instructions</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Instructions</span>
<a name="line-260"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>newPos</span> <span class='hs-keyglyph'>::</span> <span class='hs-varop'>!</span><span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Tag</span><span class='hs-layout'>,</span><span class='hs-conid'>Action</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <span class='hs-comment'>-- False is preUpdate, True is postUpdate (there are no Orbit tags here) -- 2009 : Change to enum from bool?</span>
<a name="line-261"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>newOrbits</span> <span class='hs-keyglyph'>::</span> <span class='hs-varop'>!</span><span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Position</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>OrbitTransformer</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-262"></a> <span class='hs-layout'>}</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-263"></a><a name="Action"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Action</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>SetPre</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SetPost</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>SetVal</span> <span class='hs-conid'>Int</span> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Show</span><span class='hs-layout'>,</span><span class='hs-conid'>Eq</span><span class='hs-layout'>)</span>
<a name="line-264"></a><a name="OrbitTransformer"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>OrbitTransformer</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>OrbitLog</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>OrbitLog</span>
<a name="line-265"></a><a name="OrbitLog"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>OrbitLog</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IntMap</span> <span class='hs-conid'>Orbits</span>
<a name="line-266"></a>
<a name="line-267"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>QNFA</span> <span class='hs-keyword'>where</span>
<a name="line-268"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>QNFA</span> <span class='hs-layout'>{</span><span class='hs-varid'>q_id</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>i</span><span class='hs-layout'>,</span> <span class='hs-varid'>q_qt</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>qt</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"QNFA {q_id = "</span><span class='hs-varop'>++</span><span class='hs-varid'>show</span> <span class='hs-varid'>i</span>
<a name="line-269"></a> <span class='hs-varop'>++</span><span class='hs-str'>"\n ,q_qt = "</span><span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>qt</span>
<a name="line-270"></a> <span class='hs-varop'>++</span><span class='hs-str'>"\n}"</span>
<a name="line-271"></a>
<a name="line-272"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>QT</span> <span class='hs-keyword'>where</span>
<a name="line-273"></a> <span class='hs-varid'>show</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>showQT</span>
<a name="line-274"></a>
<a name="line-275"></a><a name="showQT"></a><span class='hs-definition'>showQT</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QT</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-276"></a><span class='hs-definition'>showQT</span> <span class='hs-layout'>(</span><span class='hs-conid'>Simple</span> <span class='hs-varid'>win</span> <span class='hs-varid'>trans</span> <span class='hs-varid'>other</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"{qt_win="</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>win</span>
<a name="line-277"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n, qt_trans="</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>foo</span> <span class='hs-varid'>trans</span><span class='hs-layout'>)</span>
<a name="line-278"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n, qt_other="</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>foo'</span> <span class='hs-varid'>other</span><span class='hs-layout'>)</span> <span class='hs-varop'>++</span> <span class='hs-str'>"}"</span>
<a name="line-279"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>foo</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharMap</span> <span class='hs-conid'>QTrans</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Char</span><span class='hs-layout'>,</span><span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Index</span><span class='hs-layout'>,</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>TagCommand</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-280"></a> <span class='hs-varid'>foo</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>mapSnd</span> <span class='hs-varid'>foo'</span> <span class='hs-varop'>.</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>toAscList</span>
<a name="line-281"></a> <span class='hs-varid'>foo'</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QTrans</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Index</span><span class='hs-layout'>,</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>TagCommand</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-282"></a> <span class='hs-varid'>foo'</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>toList</span>
<a name="line-283"></a><span class='hs-definition'>showQT</span> <span class='hs-layout'>(</span><span class='hs-conid'>Testing</span> <span class='hs-varid'>test</span> <span class='hs-varid'>dopas</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"{Testing "</span><span class='hs-varop'>++</span><span class='hs-varid'>show</span> <span class='hs-varid'>test</span><span class='hs-varop'>++</span><span class='hs-str'>" "</span><span class='hs-varop'>++</span><span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>Set</span><span class='hs-varop'>.</span><span class='hs-varid'>toList</span> <span class='hs-varid'>dopas</span><span class='hs-layout'>)</span>
<a name="line-284"></a> <span class='hs-varop'>++</span><span class='hs-str'>"\n"</span><span class='hs-varop'>++</span><span class='hs-varid'>indent'</span> <span class='hs-varid'>a</span>
<a name="line-285"></a> <span class='hs-varop'>++</span><span class='hs-str'>"\n"</span><span class='hs-varop'>++</span><span class='hs-varid'>indent'</span> <span class='hs-varid'>b</span><span class='hs-varop'>++</span><span class='hs-str'>"}"</span>
<a name="line-286"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>indent'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>init</span> <span class='hs-varop'>.</span> <span class='hs-varid'>unlines</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-varid'>spaces</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>lines</span> <span class='hs-varop'>.</span> <span class='hs-varid'>showQT</span>
<a name="line-287"></a> <span class='hs-varid'>spaces</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>replicate</span> <span class='hs-num'>9</span> <span class='hs-chr'>' '</span>
<a name="line-288"></a>
<a name="line-289"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>DT</span> <span class='hs-keyword'>where</span> <span class='hs-varid'>show</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>showDT</span>
<a name="line-290"></a>
<a name="line-291"></a><a name="indent"></a><span class='hs-definition'>indent</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-292"></a><span class='hs-definition'>indent</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unlines</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-chr'>' '</span><span class='hs-conop'>:</span><span class='hs-chr'>' '</span><span class='hs-conop'>:</span><span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-293"></a>
<a name="line-294"></a><a name="showDT"></a><span class='hs-definition'>showDT</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DT</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-295"></a><span class='hs-definition'>showDT</span> <span class='hs-layout'>(</span><span class='hs-conid'>Simple'</span> <span class='hs-varid'>w</span> <span class='hs-varid'>t</span> <span class='hs-varid'>o</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-296"></a> <span class='hs-str'>"Simple' { dt_win = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>seeWin1</span>
<a name="line-297"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n , dt_trans = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>seeTrans1</span>
<a name="line-298"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n , dt_other = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>seeOther1</span> <span class='hs-varid'>o</span>
<a name="line-299"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n }"</span>
<a name="line-300"></a> <span class='hs-keyword'>where</span>
<a name="line-301"></a> <span class='hs-varid'>seeWin1</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>w</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"No win"</span>
<a name="line-302"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>indent</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-varid'>show</span> <span class='hs-varop'>.</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>assocs</span> <span class='hs-varop'>$</span> <span class='hs-varid'>w</span>
<a name="line-303"></a>
<a name="line-304"></a> <span class='hs-varid'>seeTrans1</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span>
<a name="line-305"></a> <span class='hs-varid'>seeTrans1</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>t</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"No (Char,Transition)"</span>
<a name="line-306"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\n'</span><span class='hs-conop'>:</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>indent</span> <span class='hs-varop'>$</span>
<a name="line-307"></a> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>char</span><span class='hs-layout'>,</span><span class='hs-conid'>Transition</span> <span class='hs-layout'>{</span><span class='hs-varid'>trans_many</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>dfa</span><span class='hs-layout'>,</span><span class='hs-varid'>trans_single</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>dfa2</span><span class='hs-layout'>,</span><span class='hs-varid'>trans_how</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>dtrans</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span>
<a name="line-308"></a> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"("</span>
<a name="line-309"></a> <span class='hs-layout'>,</span><span class='hs-varid'>show</span> <span class='hs-varid'>char</span>
<a name="line-310"></a> <span class='hs-layout'>,</span><span class='hs-str'>", MANY "</span>
<a name="line-311"></a> <span class='hs-layout'>,</span><span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>d_id</span> <span class='hs-varid'>dfa</span><span class='hs-layout'>)</span>
<a name="line-312"></a> <span class='hs-layout'>,</span><span class='hs-str'>", SINGLE "</span>
<a name="line-313"></a> <span class='hs-layout'>,</span><span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>d_id</span> <span class='hs-varid'>dfa2</span><span class='hs-layout'>)</span>
<a name="line-314"></a> <span class='hs-layout'>,</span><span class='hs-str'>", \n"</span>
<a name="line-315"></a> <span class='hs-layout'>,</span><span class='hs-varid'>seeDTrans</span> <span class='hs-varid'>dtrans</span>
<a name="line-316"></a> <span class='hs-layout'>,</span><span class='hs-str'>")"</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>assocs</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span>
<a name="line-317"></a>
<a name="line-318"></a> <span class='hs-varid'>seeOther1</span> <span class='hs-layout'>(</span><span class='hs-conid'>Transition</span> <span class='hs-layout'>{</span><span class='hs-varid'>trans_many</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>dfa</span><span class='hs-layout'>,</span><span class='hs-varid'>trans_single</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>dfa2</span><span class='hs-layout'>,</span><span class='hs-varid'>trans_how</span><span class='hs-keyglyph'>=</span><span class='hs-varid'>dtrans</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-319"></a> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"(MANY "</span>
<a name="line-320"></a> <span class='hs-layout'>,</span><span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>d_id</span> <span class='hs-varid'>dfa</span><span class='hs-layout'>)</span>
<a name="line-321"></a> <span class='hs-layout'>,</span><span class='hs-str'>", SINGLE "</span>
<a name="line-322"></a> <span class='hs-layout'>,</span><span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>d_id</span> <span class='hs-varid'>dfa2</span><span class='hs-layout'>)</span>
<a name="line-323"></a> <span class='hs-layout'>,</span><span class='hs-str'>", \n"</span>
<a name="line-324"></a> <span class='hs-layout'>,</span><span class='hs-varid'>seeDTrans</span> <span class='hs-varid'>dtrans</span>
<a name="line-325"></a> <span class='hs-layout'>,</span><span class='hs-str'>")"</span><span class='hs-keyglyph'>]</span>
<a name="line-326"></a>
<a name="line-327"></a><span class='hs-definition'>showDT</span> <span class='hs-layout'>(</span><span class='hs-conid'>Testing'</span> <span class='hs-varid'>wt</span> <span class='hs-varid'>d</span> <span class='hs-varid'>a</span> <span class='hs-varid'>b</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Testing' { dt_test = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>wt</span>
<a name="line-328"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n , dt_dopas = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>d</span>
<a name="line-329"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n , dt_a = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>indent'</span> <span class='hs-varid'>a</span>
<a name="line-330"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n , dt_b = "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>indent'</span> <span class='hs-varid'>b</span>
<a name="line-331"></a> <span class='hs-varop'>++</span> <span class='hs-str'>"\n }"</span>
<a name="line-332"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>indent'</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>init</span> <span class='hs-varop'>.</span> <span class='hs-varid'>unlines</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>s</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>case</span> <span class='hs-varid'>s</span> <span class='hs-keyword'>of</span>
<a name="line-333"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>[]</span>
<a name="line-334"></a> <span class='hs-layout'>(</span><span class='hs-varid'>h</span><span class='hs-conop'>:</span><span class='hs-varid'>t</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>h</span> <span class='hs-conop'>:</span> <span class='hs-layout'>(</span><span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-varid'>spaces</span> <span class='hs-varop'>++</span><span class='hs-layout'>)</span> <span class='hs-varid'>t</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>lines</span> <span class='hs-varop'>.</span> <span class='hs-varid'>showDT</span>
<a name="line-335"></a> <span class='hs-varid'>spaces</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>replicate</span> <span class='hs-num'>10</span> <span class='hs-chr'>' '</span>
<a name="line-336"></a>
<a name="line-337"></a>
<a name="line-338"></a><a name="seeDTrans"></a><span class='hs-definition'>seeDTrans</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>DTrans</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-339"></a><span class='hs-comment'>--seeDTrans x = concatMap (\(dest,y) -> unlines . map (\(source,ins) -> show (dest,source,ins) ) . IMap.assocs $ y) (IMap.assocs x)</span>
<a name="line-340"></a><span class='hs-definition'>seeDTrans</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"No DTrans"</span>
<a name="line-341"></a><span class='hs-definition'>seeDTrans</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concatMap</span> <span class='hs-varid'>seeSource</span> <span class='hs-layout'>(</span><span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>assocs</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-342"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>seeSource</span> <span class='hs-layout'>(</span><span class='hs-varid'>dest</span><span class='hs-layout'>,</span><span class='hs-varid'>srcMap</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>null</span> <span class='hs-varid'>srcMap</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>indent</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>dest</span><span class='hs-layout'>,</span><span class='hs-str'>"SPAWN"</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-343"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>indent</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-layout'>(</span><span class='hs-varid'>source</span><span class='hs-layout'>,</span><span class='hs-varid'>ins</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-varid'>dest</span><span class='hs-layout'>,</span><span class='hs-varid'>source</span><span class='hs-layout'>,</span><span class='hs-varid'>ins</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>assocs</span> <span class='hs-varop'>$</span> <span class='hs-varid'>srcMap</span>
<a name="line-344"></a><span class='hs-comment'>-- spawnIns = Instructions { newPos = [(0,SetPost)], newOrbits = Nothing }</span>
<a name="line-345"></a>
<a name="line-346"></a>
<a name="line-347"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Eq</span> <span class='hs-conid'>QT</span> <span class='hs-keyword'>where</span>
<a name="line-348"></a> <span class='hs-varid'>t1</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Testing</span> <span class='hs-layout'>{</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-varid'>t2</span><span class='hs-keyglyph'>@</span><span class='hs-layout'>(</span><span class='hs-conid'>Testing</span> <span class='hs-layout'>{</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-349"></a> <span class='hs-layout'>(</span><span class='hs-varid'>qt_test</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-layout'>(</span><span class='hs-varid'>qt_test</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span> <span class='hs-varop'>&&</span> <span class='hs-layout'>(</span><span class='hs-varid'>qt_a</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-layout'>(</span><span class='hs-varid'>qt_a</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span> <span class='hs-varop'>&&</span> <span class='hs-layout'>(</span><span class='hs-varid'>qt_b</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-layout'>(</span><span class='hs-varid'>qt_b</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span>
<a name="line-350"></a> <span class='hs-layout'>(</span><span class='hs-conid'>Simple</span> <span class='hs-varid'>w1</span> <span class='hs-layout'>(</span><span class='hs-conid'>CharMap</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-varid'>o1</span><span class='hs-layout'>)</span> <span class='hs-varop'>==</span> <span class='hs-layout'>(</span><span class='hs-conid'>Simple</span> <span class='hs-varid'>w2</span> <span class='hs-layout'>(</span><span class='hs-conid'>CharMap</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span> <span class='hs-varid'>o2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-351"></a> <span class='hs-varid'>w1</span> <span class='hs-varop'>==</span> <span class='hs-varid'>w2</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>eqTrans</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>eqQTrans</span> <span class='hs-varid'>o1</span> <span class='hs-varid'>o2</span>
<a name="line-352"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>eqTrans</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-353"></a> <span class='hs-varid'>eqTrans</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>size</span> <span class='hs-varid'>t1</span> <span class='hs-varop'>==</span> <span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>size</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span>
<a name="line-354"></a> <span class='hs-varop'>&&</span> <span class='hs-varid'>and</span> <span class='hs-layout'>(</span><span class='hs-varid'>zipWith</span> <span class='hs-varid'>together</span> <span class='hs-layout'>(</span><span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>toAscList</span> <span class='hs-varid'>t1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>IMap</span><span class='hs-varop'>.</span><span class='hs-varid'>toAscList</span> <span class='hs-varid'>t2</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-355"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>together</span> <span class='hs-layout'>(</span><span class='hs-varid'>c1</span><span class='hs-layout'>,</span><span class='hs-varid'>qtrans1</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>c2</span><span class='hs-layout'>,</span><span class='hs-varid'>qtrans2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>c1</span> <span class='hs-varop'>==</span> <span class='hs-varid'>c2</span><span class='hs-layout'>)</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>eqQTrans</span> <span class='hs-varid'>qtrans1</span> <span class='hs-varid'>qtrans2</span>
<a name="line-356"></a> <span class='hs-varid'>eqQTrans</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>QTrans</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>QTrans</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span>
<a name="line-357"></a> <span class='hs-varid'>eqQTrans</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span><span class='hs-layout'>)</span>
<a name="line-358"></a> <span class='hs-keyword'>_</span> <span class='hs-varop'>==</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
</pre></body>
</html>
