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<pre><a name="line-1"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-2"></a><span class='hs-comment'>{- |
<a name="line-3"></a> Module : Text.Highlighting.Kate.Common
<a name="line-4"></a> Copyright : Copyright (C) 2008 John MacFarlane
<a name="line-5"></a> License : GNU GPL, version 2 or above
<a name="line-6"></a>
<a name="line-7"></a> Maintainer : John MacFarlane <jgm@berkeley.edu>
<a name="line-8"></a> Stability : alpha
<a name="line-9"></a> Portability : portable
<a name="line-10"></a>
<a name="line-11"></a>Parsers used in all the individual syntax parsers.
<a name="line-12"></a>-}</span>
<a name="line-13"></a>
<a name="line-14"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Highlighting</span><span class='hs-varop'>.</span><span class='hs-conid'>Kate</span><span class='hs-varop'>.</span><span class='hs-conid'>Common</span> <span class='hs-keyword'>where</span>
<a name="line-15"></a><span class='hs-cpp'>#ifdef _PCRE_LIGHT</span>
<a name="line-16"></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'>PCRE</span><span class='hs-varop'>.</span><span class='hs-conid'>Light</span><span class='hs-varop'>.</span><span class='hs-conid'>Char8</span>
<a name="line-17"></a><span class='hs-cpp'>#else</span>
<a name="line-18"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span><span class='hs-varop'>.</span><span class='hs-conid'>Unsafe</span> <span class='hs-layout'>(</span><span class='hs-varid'>unsafePerformIO</span><span class='hs-layout'>)</span>
<a name="line-19"></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'>PCRE</span><span class='hs-varop'>.</span><span class='hs-conid'>String</span>
<a name="line-20"></a><span class='hs-cpp'>#endif</span>
<a name="line-21"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>Highlighting</span><span class='hs-varop'>.</span><span class='hs-conid'>Kate</span><span class='hs-varop'>.</span><span class='hs-conid'>Definitions</span>
<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'>ParserCombinators</span><span class='hs-varop'>.</span><span class='hs-conid'>Parsec</span>
<a name="line-23"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Char</span> <span class='hs-layout'>(</span><span class='hs-varid'>isDigit</span><span class='hs-layout'>,</span> <span class='hs-varid'>chr</span><span class='hs-layout'>,</span> <span class='hs-varid'>toLower</span><span class='hs-layout'>)</span>
<a name="line-24"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>List</span> <span class='hs-layout'>(</span><span class='hs-varid'>tails</span><span class='hs-layout'>)</span>
<a name="line-25"></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'>Map</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>Map</span>
<a name="line-26"></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'>Set</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>Set</span>
<a name="line-27"></a>
<a name="line-28"></a><a name="matchGlobs"></a><span class='hs-comment'>-- | Match filename against a list of globs contained in a semicolon-separated</span>
<a name="line-29"></a><span class='hs-comment'>-- string.</span>
<a name="line-30"></a><span class='hs-definition'>matchGlobs</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-conid'>Bool</span>
<a name="line-31"></a><span class='hs-definition'>matchGlobs</span> <span class='hs-varid'>fn</span> <span class='hs-varid'>globs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>any</span> <span class='hs-layout'>(</span><span class='hs-varid'>flip</span> <span class='hs-varid'>matchGlob</span> <span class='hs-varid'>fn</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>splitBySemi</span> <span class='hs-varop'>$</span> <span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span><span class='hs-chr'>' '</span><span class='hs-layout'>)</span> <span class='hs-varid'>globs</span><span class='hs-layout'>)</span>
<a name="line-32"></a>
<a name="line-33"></a><a name="matchGlob"></a><span class='hs-comment'>-- | Match filename against a glob pattern with asterisks.</span>
<a name="line-34"></a><span class='hs-definition'>matchGlob</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-conid'>Bool</span>
<a name="line-35"></a><span class='hs-definition'>matchGlob</span> <span class='hs-layout'>(</span><span class='hs-chr'>'*'</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-varid'>fn</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>any</span> <span class='hs-layout'>(</span><span class='hs-varid'>matchGlob</span> <span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>tails</span> <span class='hs-varid'>fn</span><span class='hs-layout'>)</span>
<a name="line-36"></a><span class='hs-definition'>matchGlob</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>y</span><span class='hs-conop'>:</span><span class='hs-varid'>ys</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>==</span> <span class='hs-varid'>y</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>matchGlob</span> <span class='hs-varid'>xs</span> <span class='hs-varid'>ys</span>
<a name="line-37"></a><span class='hs-definition'>matchGlob</span> <span class='hs-str'>""</span> <span class='hs-str'>""</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span>
<a name="line-38"></a><span class='hs-definition'>matchGlob</span> <span class='hs-keyword'>_</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-39"></a>
<a name="line-40"></a><a name="splitBySemi"></a><span class='hs-comment'>-- | Splits semicolon-separated list</span>
<a name="line-41"></a><span class='hs-definition'>splitBySemi</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><span class='hs-keyglyph'>]</span>
<a name="line-42"></a><span class='hs-definition'>splitBySemi</span> <span class='hs-str'>""</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-43"></a><span class='hs-definition'>splitBySemi</span> <span class='hs-varid'>xs</span> <span class='hs-keyglyph'>=</span>
<a name="line-44"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>pref</span><span class='hs-layout'>,</span> <span class='hs-varid'>suff</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>break</span> <span class='hs-layout'>(</span><span class='hs-varop'>==</span><span class='hs-chr'>';'</span><span class='hs-layout'>)</span> <span class='hs-varid'>xs</span>
<a name="line-45"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>suff</span> <span class='hs-keyword'>of</span>
<a name="line-46"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>pref</span><span class='hs-keyglyph'>]</span>
<a name="line-47"></a> <span class='hs-layout'>(</span><span class='hs-chr'>';'</span><span class='hs-conop'>:</span><span class='hs-varid'>ys</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>pref</span> <span class='hs-conop'>:</span> <span class='hs-varid'>splitBySemi</span> <span class='hs-varid'>ys</span>
<a name="line-48"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>error</span> <span class='hs-varop'>$</span> <span class='hs-str'>"The impossible happened (splitBySemi)"</span>
<a name="line-49"></a>
<a name="line-50"></a><a name=">>~"></a><span class='hs-comment'>-- | Like >>, but returns the operation on the left.</span>
<a name="line-51"></a><span class='hs-comment'>-- (Suggested by Tillmann Rendel on Haskell-cafe list.)</span>
<a name="line-52"></a><span class='hs-layout'>(</span><span class='hs-varop'>>>~</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Monad</span> <span class='hs-varid'>m</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>m</span> <span class='hs-varid'>a</span>
<a name="line-53"></a><a name="a"></a><span class='hs-definition'>a</span> <span class='hs-varop'>>>~</span> <span class='hs-varid'>b</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>a</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>b</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-varid'>x</span>
<a name="line-54"></a>
<a name="line-55"></a><a name="normalizeHighlighting"></a><span class='hs-definition'>normalizeHighlighting</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LabeledSource</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>LabeledSource</span><span class='hs-keyglyph'>]</span>
<a name="line-56"></a><span class='hs-definition'>normalizeHighlighting</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-57"></a><span class='hs-definition'>normalizeHighlighting</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span><span class='hs-str'>""</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>normalizeHighlighting</span> <span class='hs-varid'>xs</span>
<a name="line-58"></a><span class='hs-definition'>normalizeHighlighting</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-layout'>(</span><span class='hs-varid'>b</span><span class='hs-layout'>,</span><span class='hs-varid'>y</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</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'>b</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>normalizeHighlighting</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-varid'>x</span><span class='hs-varop'>++</span><span class='hs-varid'>y</span><span class='hs-layout'>)</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span>
<a name="line-59"></a><span class='hs-definition'>normalizeHighlighting</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-conop'>:</span> <span class='hs-varid'>normalizeHighlighting</span> <span class='hs-varid'>xs</span>
<a name="line-60"></a>
<a name="line-61"></a><a name="pushContext"></a><span class='hs-definition'>pushContext</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>()</span>
<a name="line-62"></a><span class='hs-definition'>pushContext</span> <span class='hs-varid'>context</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>context</span> <span class='hs-varop'>==</span> <span class='hs-str'>"#stay"</span>
<a name="line-63"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-64"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span>
<a name="line-65"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>contexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStContexts</span> <span class='hs-varid'>st</span>
<a name="line-66"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>lang</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStLanguage</span> <span class='hs-varid'>st</span>
<a name="line-67"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>addContext</span> <span class='hs-varid'>c</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>x</span> <span class='hs-keyword'>of</span>
<a name="line-68"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>c</span><span class='hs-keyglyph'>]</span>
<a name="line-69"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>cs</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</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>
<a name="line-70"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>newContexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>alter</span> <span class='hs-layout'>(</span><span class='hs-varid'>addContext</span> <span class='hs-varid'>context</span><span class='hs-layout'>)</span> <span class='hs-varid'>lang</span> <span class='hs-varid'>contexts</span>
<a name="line-71"></a> <span class='hs-varid'>updateState</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>st</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>st</span> <span class='hs-layout'>{</span> <span class='hs-varid'>synStContexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newContexts</span> <span class='hs-layout'>}</span>
<a name="line-72"></a>
<a name="line-73"></a><a name="popContext"></a><span class='hs-definition'>popContext</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>()</span>
<a name="line-74"></a><span class='hs-definition'>popContext</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span>
<a name="line-75"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>contexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStContexts</span> <span class='hs-varid'>st</span>
<a name="line-76"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>lang</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStLanguage</span> <span class='hs-varid'>st</span>
<a name="line-77"></a> <span class='hs-keyword'>case</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>lookup</span> <span class='hs-varid'>lang</span> <span class='hs-varid'>contexts</span> <span class='hs-keyword'>of</span>
<a name="line-78"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>conts</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>case</span> <span class='hs-varid'>length</span> <span class='hs-varid'>conts</span> <span class='hs-keyword'>of</span>
<a name="line-79"></a> <span class='hs-num'>0</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Stack empty for language "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>lang</span>
<a name="line-80"></a> <span class='hs-num'>1</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span> <span class='hs-comment'>-- don't remove last member of stack</span>
<a name="line-81"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-keyword'>let</span> <span class='hs-varid'>newContexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>adjust</span> <span class='hs-varid'>tail</span> <span class='hs-varid'>lang</span> <span class='hs-varid'>contexts</span>
<a name="line-82"></a> <span class='hs-varid'>updateState</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>st</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>st</span> <span class='hs-layout'>{</span> <span class='hs-varid'>synStContexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>newContexts</span> <span class='hs-layout'>}</span>
<a name="line-83"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"No context stack for language "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>lang</span>
<a name="line-84"></a>
<a name="line-85"></a><a name="currentContext"></a><span class='hs-definition'>currentContext</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-86"></a><span class='hs-definition'>currentContext</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span>
<a name="line-87"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>contexts</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStContexts</span> <span class='hs-varid'>st</span>
<a name="line-88"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>lang</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStLanguage</span> <span class='hs-varid'>st</span>
<a name="line-89"></a> <span class='hs-keyword'>case</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>lookup</span> <span class='hs-varid'>lang</span> <span class='hs-varid'>contexts</span> <span class='hs-keyword'>of</span>
<a name="line-90"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>conts</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>if</span> <span class='hs-varid'>length</span> <span class='hs-varid'>conts</span> <span class='hs-varop'><</span> <span class='hs-num'>1</span>
<a name="line-91"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Stack empty for language "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>lang</span>
<a name="line-92"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>head</span> <span class='hs-varid'>conts</span><span class='hs-layout'>)</span>
<a name="line-93"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"No context stack for language "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>lang</span>
<a name="line-94"></a>
<a name="line-95"></a><a name="withChildren"></a><span class='hs-definition'>withChildren</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>LabeledSource</span>
<a name="line-96"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>LabeledSource</span>
<a name="line-97"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>LabeledSource</span>
<a name="line-98"></a><span class='hs-definition'>withChildren</span> <span class='hs-varid'>parent</span> <span class='hs-varid'>child</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-99"></a> <span class='hs-layout'>(</span><span class='hs-varid'>pAttr</span><span class='hs-layout'>,</span> <span class='hs-varid'>pResult</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parent</span>
<a name="line-100"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>cResult</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>option</span> <span class='hs-layout'>(</span><span class='hs-conid'>[]</span><span class='hs-layout'>,</span><span class='hs-str'>""</span><span class='hs-layout'>)</span> <span class='hs-varid'>child</span>
<a name="line-101"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>pAttr</span><span class='hs-layout'>,</span> <span class='hs-varid'>pResult</span> <span class='hs-varop'>++</span> <span class='hs-varid'>cResult</span><span class='hs-layout'>)</span>
<a name="line-102"></a>
<a name="line-103"></a><a name="wholeLine"></a><span class='hs-definition'>wholeLine</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-104"></a><span class='hs-definition'>wholeLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>manyTill</span> <span class='hs-varid'>anyChar</span> <span class='hs-layout'>(</span><span class='hs-varid'>newline</span> <span class='hs-varop'><|></span> <span class='hs-layout'>(</span><span class='hs-varid'>eof</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-chr'>'\n'</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-105"></a>
<a name="line-106"></a><a name="pFirstNonSpace"></a><span class='hs-definition'>pFirstNonSpace</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>()</span>
<a name="line-107"></a><span class='hs-definition'>pFirstNonSpace</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-108"></a> <span class='hs-varid'>curLine</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>currentLine</span>
<a name="line-109"></a> <span class='hs-varid'>charsParsedInLine</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>synStCharsParsedInLine</span>
<a name="line-110"></a> <span class='hs-keyword'>let</span> <span class='hs-layout'>(</span><span class='hs-varid'>sps</span><span class='hs-layout'>,</span> <span class='hs-varid'>nonSps</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>span</span> <span class='hs-layout'>(</span><span class='hs-varop'>`elem`</span> <span class='hs-str'>" \t"</span><span class='hs-layout'>)</span> <span class='hs-varid'>curLine</span>
<a name="line-111"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>length</span> <span class='hs-varid'>sps</span> <span class='hs-varop'>==</span> <span class='hs-varid'>charsParsedInLine</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>length</span> <span class='hs-varid'>nonSps</span> <span class='hs-varop'>></span> <span class='hs-num'>0</span>
<a name="line-112"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-113"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>fail</span> <span class='hs-str'>"Not first nonspace"</span>
<a name="line-114"></a>
<a name="line-115"></a><a name="currentColumn"></a><span class='hs-definition'>currentColumn</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-varid'>st</span> <span class='hs-conid'>Column</span>
<a name="line-116"></a><span class='hs-definition'>currentColumn</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>getPosition</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>sourceColumn</span>
<a name="line-117"></a>
<a name="line-118"></a><a name="currentLine"></a><span class='hs-definition'>currentLine</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-119"></a><span class='hs-definition'>currentLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>getState</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>synStCurrentLine</span>
<a name="line-120"></a>
<a name="line-121"></a><a name="pColumn"></a><span class='hs-definition'>pColumn</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Column</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-varid'>st</span> <span class='hs-conid'>()</span>
<a name="line-122"></a><span class='hs-definition'>pColumn</span> <span class='hs-varid'>col</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-123"></a> <span class='hs-varid'>curCol</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>currentColumn</span>
<a name="line-124"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>col</span> <span class='hs-varop'>==</span> <span class='hs-layout'>(</span><span class='hs-varid'>curCol</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-comment'>-- parsec's columns start with 1</span>
<a name="line-125"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-126"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>fail</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Not column "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>col</span>
<a name="line-127"></a>
<a name="line-128"></a><a name="pGetCapture"></a><span class='hs-definition'>pGetCapture</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-129"></a><span class='hs-definition'>pGetCapture</span> <span class='hs-varid'>capNum</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-130"></a> <span class='hs-varid'>captures</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>synStCaptures</span>
<a name="line-131"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>length</span> <span class='hs-varid'>captures</span> <span class='hs-varop'><</span> <span class='hs-varid'>capNum</span>
<a name="line-132"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>fail</span> <span class='hs-str'>"Not enough captures"</span>
<a name="line-133"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>captures</span> <span class='hs-varop'>!!</span> <span class='hs-layout'>(</span><span class='hs-varid'>capNum</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span>
<a name="line-134"></a>
<a name="line-135"></a><a name="pDetectChar"></a><span class='hs-definition'>pDetectChar</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-136"></a><span class='hs-definition'>pDetectChar</span> <span class='hs-varid'>dynamic</span> <span class='hs-varid'>ch</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-137"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>dynamic</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>ch</span>
<a name="line-138"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>pGetCapture</span> <span class='hs-layout'>(</span><span class='hs-varid'>read</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>ch</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>.</span> <span class='hs-varid'>string</span>
<a name="line-139"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>char</span> <span class='hs-varid'>ch</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-conop'>:</span><span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-140"></a>
<a name="line-141"></a><a name="pDetect2Chars"></a><span class='hs-definition'>pDetect2Chars</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-142"></a><span class='hs-definition'>pDetect2Chars</span> <span class='hs-varid'>dynamic</span> <span class='hs-varid'>ch1</span> <span class='hs-varid'>ch2</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-143"></a> <span class='hs-keyglyph'>[</span><span class='hs-varid'>c1</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>pDetectChar</span> <span class='hs-varid'>dynamic</span> <span class='hs-varid'>ch1</span>
<a name="line-144"></a> <span class='hs-keyglyph'>[</span><span class='hs-varid'>c2</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>pDetectChar</span> <span class='hs-varid'>dynamic</span> <span class='hs-varid'>ch2</span>
<a name="line-145"></a> <span class='hs-varid'>return</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>c1</span><span class='hs-layout'>,</span> <span class='hs-varid'>c2</span><span class='hs-keyglyph'>]</span>
<a name="line-146"></a>
<a name="line-147"></a><a name="pKeyword"></a><span class='hs-definition'>pKeyword</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Set</span><span class='hs-varop'>.</span><span class='hs-conid'>Set</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-148"></a><span class='hs-definition'>pKeyword</span> <span class='hs-varid'>delims</span> <span class='hs-varid'>kws</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-149"></a> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span>
<a name="line-150"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>prevChar</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStPrevChar</span> <span class='hs-varid'>st</span>
<a name="line-151"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>prevChar</span> <span class='hs-keyword'>of</span>
<a name="line-152"></a> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>not</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span> <span class='hs-varop'>`elem`</span> <span class='hs-varid'>delims</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>fail</span> <span class='hs-str'>"Not preceded by a delimiter"</span>
<a name="line-153"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-154"></a> <span class='hs-varid'>word</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many1</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-varid'>delims</span><span class='hs-layout'>)</span>
<a name="line-155"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>word'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>synStKeywordCaseSensitive</span> <span class='hs-varid'>st</span>
<a name="line-156"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>word</span>
<a name="line-157"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>map</span> <span class='hs-varid'>toLower</span> <span class='hs-varid'>word</span>
<a name="line-158"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>word'</span> <span class='hs-varop'>`</span><span class='hs-conid'>Set</span><span class='hs-varop'>.</span><span class='hs-varid'>member</span><span class='hs-varop'>`</span> <span class='hs-varid'>kws</span>
<a name="line-159"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-varid'>word</span>
<a name="line-160"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>fail</span> <span class='hs-str'>"Keyword not in list"</span>
<a name="line-161"></a>
<a name="line-162"></a><a name="pString"></a><span class='hs-definition'>pString</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-163"></a><span class='hs-definition'>pString</span> <span class='hs-varid'>dynamic</span> <span class='hs-varid'>str</span> <span class='hs-keyglyph'>=</span>
<a name="line-164"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>dynamic</span>
<a name="line-165"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>subDynamic</span> <span class='hs-varid'>str</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>.</span> <span class='hs-varid'>string</span>
<a name="line-166"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-varid'>string</span> <span class='hs-varid'>str</span>
<a name="line-167"></a>
<a name="line-168"></a><a name="pAnyChar"></a><span class='hs-definition'>pAnyChar</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-169"></a><span class='hs-definition'>pAnyChar</span> <span class='hs-varid'>chars</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>oneOf</span> <span class='hs-varid'>chars</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-conop'>:</span><span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-170"></a>
<a name="line-171"></a><a name="pDefault"></a><span class='hs-definition'>pDefault</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-172"></a><span class='hs-definition'>pDefault</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>noneOf</span> <span class='hs-str'>"\n"</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-conop'>:</span><span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-173"></a>
<a name="line-174"></a><span class='hs-comment'>-- The following alternative gives a 25% speed improvement, but it's possible</span>
<a name="line-175"></a><span class='hs-comment'>-- that it won't work for all syntaxes:</span>
<a name="line-176"></a><span class='hs-comment'>-- pDefault = (many1 alphaNum) <|> (noneOf "\n" >>= return . (:[]))</span>
<a name="line-177"></a>
<a name="line-178"></a><a name="subDynamic"></a><span class='hs-definition'>subDynamic</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-varid'>tok</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-179"></a><span class='hs-definition'>subDynamic</span> <span class='hs-layout'>(</span><span class='hs-chr'>'%'</span><span class='hs-conop'>:</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-180"></a> <span class='hs-varid'>captures</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-varid'>synStCaptures</span>
<a name="line-181"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>capNum</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>read</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span>
<a name="line-182"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>replacement</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>length</span> <span class='hs-varid'>captures</span> <span class='hs-varop'><</span> <span class='hs-varid'>capNum</span>
<a name="line-183"></a> <span class='hs-keyword'>then</span> <span class='hs-keyglyph'>[</span><span class='hs-chr'>'%'</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span>
<a name="line-184"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>captures</span> <span class='hs-varop'>!!</span> <span class='hs-layout'>(</span><span class='hs-varid'>capNum</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span>
<a name="line-185"></a> <span class='hs-varid'>subDynamic</span> <span class='hs-varid'>xs</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-varid'>replacement</span> <span class='hs-varop'>++</span><span class='hs-layout'>)</span>
<a name="line-186"></a><span class='hs-definition'>subDynamic</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>subDynamic</span> <span class='hs-varid'>xs</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-layout'>)</span>
<a name="line-187"></a><span class='hs-definition'>subDynamic</span> <span class='hs-str'>""</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>return</span> <span class='hs-str'>""</span>
<a name="line-188"></a>
<a name="line-189"></a><a name="compileRegex"></a><span class='hs-definition'>compileRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Regex</span>
<a name="line-190"></a><span class='hs-cpp'>#ifdef _PCRE_LIGHT</span>
<a name="line-191"></a><span class='hs-definition'>compileRegex</span> <span class='hs-varid'>regexpStr</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>compile</span> <span class='hs-layout'>(</span><span class='hs-chr'>'.'</span> <span class='hs-conop'>:</span> <span class='hs-varid'>escapeRegex</span> <span class='hs-varid'>regexpStr</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>anchored</span><span class='hs-keyglyph'>]</span>
<a name="line-192"></a><span class='hs-cpp'>#else</span>
<a name="line-193"></a><span class='hs-definition'>compileRegex</span> <span class='hs-varid'>regexpStr</span> <span class='hs-keyglyph'>=</span>
<a name="line-194"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>unsafePerformIO</span> <span class='hs-varop'>$</span> <span class='hs-varid'>compile</span> <span class='hs-layout'>(</span><span class='hs-varid'>compAnchored</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>execNotEmpty</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-chr'>'.'</span> <span class='hs-conop'>:</span> <span class='hs-varid'>escapeRegex</span> <span class='hs-varid'>regexpStr</span><span class='hs-layout'>)</span> <span class='hs-keyword'>of</span>
<a name="line-195"></a> <span class='hs-conid'>Left</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>error</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Error compiling regex: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>regexpStr</span>
<a name="line-196"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>r</span>
<a name="line-197"></a><span class='hs-cpp'>#endif</span>
<a name="line-198"></a>
<a name="line-199"></a><a name="matchRegex"></a><span class='hs-definition'>matchRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Regex</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-200"></a><span class='hs-cpp'>#ifdef _PCRE_LIGHT</span>
<a name="line-201"></a><span class='hs-definition'>matchRegex</span> <span class='hs-varid'>r</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>match</span> <span class='hs-varid'>r</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>exec_notempty</span><span class='hs-keyglyph'>]</span>
<a name="line-202"></a><span class='hs-cpp'>#else</span>
<a name="line-203"></a><span class='hs-definition'>matchRegex</span> <span class='hs-varid'>r</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>unsafePerformIO</span> <span class='hs-layout'>(</span><span class='hs-varid'>regexec</span> <span class='hs-varid'>r</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-keyword'>of</span>
<a name="line-204"></a> <span class='hs-conid'>Right</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>mat</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span> <span class='hs-layout'>,</span> <span class='hs-varid'>capts</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>mat</span> <span class='hs-conop'>:</span> <span class='hs-varid'>capts</span><span class='hs-layout'>)</span>
<a name="line-205"></a> <span class='hs-conid'>Right</span> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Nothing</span>
<a name="line-206"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>matchError</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>error</span> <span class='hs-varop'>$</span> <span class='hs-varid'>show</span> <span class='hs-varid'>matchError</span>
<a name="line-207"></a><span class='hs-cpp'>#endif</span>
<a name="line-208"></a>
<a name="line-209"></a><a name="pRegExpr"></a><span class='hs-definition'>pRegExpr</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Regex</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-210"></a><span class='hs-definition'>pRegExpr</span> <span class='hs-varid'>compiledRegex</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-211"></a> <span class='hs-varid'>st</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getState</span>
<a name="line-212"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>curLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStCurrentLine</span> <span class='hs-varid'>st</span>
<a name="line-213"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>charsParsedInLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>synStCharsParsedInLine</span> <span class='hs-varid'>st</span>
<a name="line-214"></a> <span class='hs-comment'>-- Note: we keep one preceding character, so initial \b can match or not...</span>
<a name="line-215"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>remaining</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>charsParsedInLine</span> <span class='hs-varop'>==</span> <span class='hs-num'>0</span>
<a name="line-216"></a> <span class='hs-keyword'>then</span> <span class='hs-chr'>' '</span><span class='hs-conop'>:</span><span class='hs-varid'>curLine</span>
<a name="line-217"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>drop</span> <span class='hs-layout'>(</span><span class='hs-varid'>charsParsedInLine</span> <span class='hs-comment'>-</span> <span class='hs-num'>1</span><span class='hs-layout'>)</span> <span class='hs-varid'>curLine</span>
<a name="line-218"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>matchRegex</span> <span class='hs-varid'>compiledRegex</span> <span class='hs-varid'>remaining</span> <span class='hs-keyword'>of</span>
<a name="line-219"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span> <span class='hs-keyword'>if</span> <span class='hs-varid'>null</span> <span class='hs-varid'>xs</span>
<a name="line-220"></a> <span class='hs-keyword'>then</span> <span class='hs-varid'>return</span> <span class='hs-conid'>()</span>
<a name="line-221"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>updateState</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>st</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>st</span> <span class='hs-layout'>{</span><span class='hs-varid'>synStCaptures</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>xs</span><span class='hs-layout'>}</span><span class='hs-layout'>)</span>
<a name="line-222"></a> <span class='hs-varid'>string</span> <span class='hs-layout'>(</span><span class='hs-varid'>drop</span> <span class='hs-num'>1</span> <span class='hs-varid'>x</span><span class='hs-layout'>)</span>
<a name="line-223"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>pzero</span>
<a name="line-224"></a>
<a name="line-225"></a><a name="pRegExprDynamic"></a><span class='hs-definition'>pRegExprDynamic</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-226"></a><span class='hs-definition'>pRegExprDynamic</span> <span class='hs-varid'>regexpStr</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-227"></a> <span class='hs-varid'>regexpStr'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>subDynamic</span> <span class='hs-varid'>regexpStr</span>
<a name="line-228"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>compiledRegex</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>compileRegex</span> <span class='hs-varid'>regexpStr'</span>
<a name="line-229"></a> <span class='hs-varid'>pRegExpr</span> <span class='hs-varid'>compiledRegex</span>
<a name="line-230"></a>
<a name="line-231"></a><a name="escapeRegex"></a><span class='hs-definition'>escapeRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-232"></a><span class='hs-definition'>escapeRegex</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>""</span>
<a name="line-233"></a><span class='hs-definition'>escapeRegex</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\\'</span><span class='hs-conop'>:</span><span class='hs-chr'>'0'</span><span class='hs-conop'>:</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>y</span><span class='hs-conop'>:</span><span class='hs-varid'>z</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>x</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>y</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>z</span> <span class='hs-keyglyph'>=</span>
<a name="line-234"></a> <span class='hs-varid'>chr</span> <span class='hs-layout'>(</span><span class='hs-varid'>read</span> <span class='hs-keyglyph'>[</span><span class='hs-chr'>'0'</span><span class='hs-layout'>,</span><span class='hs-chr'>'o'</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span><span class='hs-varid'>y</span><span class='hs-layout'>,</span><span class='hs-varid'>z</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span> <span class='hs-varid'>escapeRegex</span> <span class='hs-varid'>rest</span>
<a name="line-235"></a><span class='hs-definition'>escapeRegex</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\\'</span><span class='hs-conop'>:</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>y</span><span class='hs-conop'>:</span><span class='hs-varid'>z</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>x</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>y</span> <span class='hs-varop'>&&</span> <span class='hs-varid'>isDigit</span> <span class='hs-varid'>z</span> <span class='hs-keyglyph'>=</span>
<a name="line-236"></a> <span class='hs-varid'>chr</span> <span class='hs-layout'>(</span><span class='hs-varid'>read</span> <span class='hs-keyglyph'>[</span><span class='hs-chr'>'0'</span><span class='hs-layout'>,</span><span class='hs-chr'>'o'</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-layout'>,</span><span class='hs-varid'>y</span><span class='hs-layout'>,</span><span class='hs-varid'>z</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-conop'>:</span> <span class='hs-varid'>escapeRegex</span> <span class='hs-varid'>rest</span>
<a name="line-237"></a><span class='hs-definition'>escapeRegex</span> <span class='hs-layout'>(</span><span class='hs-varid'>x</span><span class='hs-conop'>:</span><span class='hs-varid'>xs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-conop'>:</span> <span class='hs-varid'>escapeRegex</span> <span class='hs-varid'>xs</span>
<a name="line-238"></a>
<a name="line-239"></a><a name="integerRegex"></a><span class='hs-definition'>integerRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Regex</span>
<a name="line-240"></a><span class='hs-definition'>integerRegex</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>compileRegex</span> <span class='hs-str'>"\\b[-+]?(0[Xx][0-9A-Fa-f]+|0[Oo][0-7]+|[0-9]+)\\b"</span>
<a name="line-241"></a>
<a name="line-242"></a><a name="pInt"></a><span class='hs-definition'>pInt</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-243"></a><span class='hs-definition'>pInt</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pRegExpr</span> <span class='hs-varid'>integerRegex</span>
<a name="line-244"></a>
<a name="line-245"></a><a name="floatRegex"></a><span class='hs-definition'>floatRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Regex</span>
<a name="line-246"></a><span class='hs-definition'>floatRegex</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>compileRegex</span> <span class='hs-str'>"\\b[-+]?(([0-9]+\\.[0-9]*|[0-9]*\\.[0-9]+)([Ee][-+]?[0-9]+)?|[0-9]+[Ee][-+]?[0-9]+)\\b"</span>
<a name="line-247"></a>
<a name="line-248"></a><a name="pFloat"></a><span class='hs-definition'>pFloat</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-249"></a><span class='hs-definition'>pFloat</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pRegExpr</span> <span class='hs-varid'>floatRegex</span>
<a name="line-250"></a>
<a name="line-251"></a><a name="octRegex"></a><span class='hs-definition'>octRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Regex</span>
<a name="line-252"></a><span class='hs-definition'>octRegex</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>compileRegex</span> <span class='hs-str'>"\\b[-+]?0[Oo][0-7]+\\b"</span>
<a name="line-253"></a>
<a name="line-254"></a><a name="pHlCOct"></a><span class='hs-definition'>pHlCOct</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-255"></a><span class='hs-definition'>pHlCOct</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pRegExpr</span> <span class='hs-varid'>octRegex</span>
<a name="line-256"></a>
<a name="line-257"></a><a name="hexRegex"></a><span class='hs-definition'>hexRegex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Regex</span>
<a name="line-258"></a><span class='hs-definition'>hexRegex</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>compileRegex</span> <span class='hs-str'>"\\b[-+]?0[Xx][0-9A-Fa-f]+\\b"</span>
<a name="line-259"></a>
<a name="line-260"></a><a name="pHlCHex"></a><span class='hs-definition'>pHlCHex</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>String</span>
<a name="line-261"></a><span class='hs-definition'>pHlCHex</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pRegExpr</span> <span class='hs-varid'>hexRegex</span>
<a name="line-262"></a>
<a name="line-263"></a><a name="pHlCStringChar"></a><span class='hs-definition'>pHlCStringChar</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-264"></a><span class='hs-definition'>pHlCStringChar</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-265"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'\\'</span>
<a name="line-266"></a> <span class='hs-layout'>(</span><span class='hs-varid'>oneOf</span> <span class='hs-str'>"abefnrtv\"'?\\"</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>return</span> <span class='hs-varop'>.</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-keyglyph'>[</span><span class='hs-chr'>'\\'</span><span class='hs-layout'>,</span><span class='hs-varid'>x</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-267"></a> <span class='hs-varop'><|></span> <span class='hs-layout'>(</span><span class='hs-keyword'>do</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>oneOf</span> <span class='hs-str'>"xX"</span>
<a name="line-268"></a> <span class='hs-varid'>b</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many1</span> <span class='hs-varid'>hexDigit</span>
<a name="line-269"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\\'</span><span class='hs-conop'>:</span><span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-270"></a> <span class='hs-varop'><|></span> <span class='hs-layout'>(</span><span class='hs-keyword'>do</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>char</span> <span class='hs-chr'>'0'</span>
<a name="line-271"></a> <span class='hs-varid'>b</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many1</span> <span class='hs-varid'>octDigit</span>
<a name="line-272"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\\'</span><span class='hs-conop'>:</span><span class='hs-varid'>a</span><span class='hs-conop'>:</span><span class='hs-varid'>b</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-273"></a>
<a name="line-274"></a><a name="pHlCChar"></a><span class='hs-definition'>pHlCChar</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-275"></a><span class='hs-definition'>pHlCChar</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-276"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'\''</span>
<a name="line-277"></a> <span class='hs-varid'>c</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>pHlCStringChar</span>
<a name="line-278"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'\''</span>
<a name="line-279"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-chr'>'\''</span> <span class='hs-conop'>:</span> <span class='hs-varid'>c</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'"</span><span class='hs-layout'>)</span>
<a name="line-280"></a>
<a name="line-281"></a><a name="pRangeDetect"></a><span class='hs-definition'>pRangeDetect</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-282"></a><span class='hs-definition'>pRangeDetect</span> <span class='hs-varid'>startChar</span> <span class='hs-varid'>endChar</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-keyword'>do</span>
<a name="line-283"></a> <span class='hs-varid'>char</span> <span class='hs-varid'>startChar</span>
<a name="line-284"></a> <span class='hs-varid'>body</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>manyTill</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-keyglyph'>[</span><span class='hs-chr'>'\n'</span><span class='hs-layout'>,</span> <span class='hs-varid'>endChar</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>char</span> <span class='hs-varid'>endChar</span><span class='hs-layout'>)</span>
<a name="line-285"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>startChar</span> <span class='hs-conop'>:</span> <span class='hs-layout'>(</span><span class='hs-varid'>body</span> <span class='hs-varop'>++</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>endChar</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-286"></a>
<a name="line-287"></a><a name="pLineContinue"></a><span class='hs-definition'>pLineContinue</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-conid'>String</span>
<a name="line-288"></a><span class='hs-definition'>pLineContinue</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span> <span class='hs-varid'>string</span> <span class='hs-str'>"\\\n"</span>
<a name="line-289"></a>
<a name="line-290"></a><a name="pDetectSpaces"></a><span class='hs-definition'>pDetectSpaces</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-291"></a><span class='hs-definition'>pDetectSpaces</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>many1</span> <span class='hs-layout'>(</span><span class='hs-varid'>oneOf</span> <span class='hs-str'>"\t "</span><span class='hs-layout'>)</span>
<a name="line-292"></a>
<a name="line-293"></a><a name="pDetectIdentifier"></a><span class='hs-definition'>pDetectIdentifier</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-varid'>st</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>Char</span><span class='hs-keyglyph'>]</span>
<a name="line-294"></a><span class='hs-definition'>pDetectIdentifier</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-295"></a> <span class='hs-varid'>first</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>letter</span>
<a name="line-296"></a> <span class='hs-varid'>rest</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many</span> <span class='hs-varid'>alphaNum</span>
<a name="line-297"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>first</span><span class='hs-conop'>:</span><span class='hs-varid'>rest</span><span class='hs-layout'>)</span>
<a name="line-298"></a>
<a name="line-299"></a><a name="pHandleEndLine"></a><span class='hs-definition'>pHandleEndLine</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>GenParser</span> <span class='hs-conid'>Char</span> <span class='hs-conid'>SyntaxState</span> <span class='hs-conid'>()</span>
<a name="line-300"></a><span class='hs-definition'>pHandleEndLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-301"></a> <span class='hs-varid'>newline</span> <span class='hs-varop'><|></span> <span class='hs-layout'>(</span><span class='hs-varid'>eof</span> <span class='hs-varop'>>></span> <span class='hs-varid'>return</span> <span class='hs-chr'>'\n'</span><span class='hs-layout'>)</span>
<a name="line-302"></a> <span class='hs-varid'>lineContents</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>lookAhead</span> <span class='hs-varid'>wholeLine</span>
<a name="line-303"></a> <span class='hs-varid'>updateState</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>st</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>st</span> <span class='hs-layout'>{</span> <span class='hs-varid'>synStCurrentLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lineContents</span>
<a name="line-304"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>synStCharsParsedInLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-num'>0</span>
<a name="line-305"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>synStPrevChar</span> <span class='hs-keyglyph'>=</span> <span class='hs-chr'>'\n'</span> <span class='hs-layout'>}</span>
<a name="line-306"></a>
</pre></body>
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