<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>Hidden/RegexPRTypes.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>-- RegexPRTypes.hs</span> <a name="line-2"></a><span class='hs-comment'>--</span> <a name="line-3"></a><span class='hs-comment'>-- Author: Yoshikuni Jujo <PAF01143@nifty.ne.jp></span> <a name="line-4"></a><span class='hs-comment'>--</span> <a name="line-5"></a> <a name="line-6"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Hidden</span><span class='hs-varop'>.</span><span class='hs-conid'>RegexPRTypes</span> <span class='hs-layout'>(</span> <a name="line-7"></a> <span class='hs-varid'>reverseRegexAction</span> <a name="line-8"></a><span class='hs-layout'>,</span> <span class='hs-conid'>RegexSrcParser</span> <a name="line-9"></a><span class='hs-layout'>,</span> <span class='hs-varid'>getBR</span> <a name="line-10"></a><span class='hs-layout'>,</span> <span class='hs-varid'>modifyBR</span> <a name="line-11"></a><span class='hs-layout'>,</span> <span class='hs-varid'>isModeI</span> <a name="line-12"></a><span class='hs-layout'>,</span> <span class='hs-varid'>isModeM</span> <a name="line-13"></a><span class='hs-layout'>,</span> <span class='hs-varid'>isModeX</span> <a name="line-14"></a><span class='hs-layout'>,</span> <span class='hs-varid'>setMode</span> <a name="line-15"></a><span class='hs-layout'>,</span> <span class='hs-varid'>setModes</span> <a name="line-16"></a><span class='hs-layout'>,</span> <span class='hs-varid'>getModes</span> <a name="line-17"></a><span class='hs-layout'>,</span> <span class='hs-varid'>runRegexSrcParser</span> <a name="line-18"></a><span class='hs-layout'>,</span> <span class='hs-conid'>RegexAction</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <a name="line-19"></a> <a name="line-20"></a><span class='hs-layout'>,</span> <span class='hs-conid'>RegexResult</span> <a name="line-21"></a><span class='hs-layout'>,</span> <span class='hs-conid'>VerboseResult</span> <a name="line-22"></a><span class='hs-layout'>,</span> <span class='hs-conid'>MatchList</span> <a name="line-23"></a><span class='hs-layout'>,</span> <span class='hs-conid'>RegexParser</span> <a name="line-24"></a><span class='hs-layout'>,</span> <span class='hs-varid'>runRegexParser</span> <a name="line-25"></a> <a name="line-26"></a><span class='hs-layout'>,</span> <span class='hs-conid'>MatchFun</span> <a name="line-27"></a><span class='hs-layout'>,</span> <span class='hs-conid'>VerboseMatchFun</span> <a name="line-28"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-29"></a> <a name="line-30"></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'>MTLParse</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Parse</span><span class='hs-layout'>,</span> <span class='hs-varid'>runParse</span> <span class='hs-layout'>)</span> <a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>State</span> <span class='hs-layout'>(</span> <span class='hs-conid'>StateT</span><span class='hs-layout'>,</span> <span class='hs-varid'>runStateT</span><span class='hs-layout'>,</span> <span class='hs-varid'>gets</span><span class='hs-layout'>,</span> <span class='hs-varid'>modify</span> <span class='hs-layout'>)</span> <a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>Reader</span> <span class='hs-layout'>(</span> <span class='hs-conid'>ReaderT</span><span class='hs-layout'>(</span><span class='hs-varid'>runReaderT</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-33"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Arrow</span> <span class='hs-layout'>(</span> <span class='hs-varid'>first</span><span class='hs-layout'>,</span> <span class='hs-varid'>second</span> <span class='hs-layout'>)</span> <a name="line-34"></a> <a name="line-35"></a><a name="RegexResult"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>RegexResult</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span> <span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-36"></a><a name="MatchList"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>MatchList</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>]</span> <a name="line-37"></a><a name="RegexParser"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>RegexParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ReaderT</span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>StateT</span> <span class='hs-conid'>MatchList</span> <span class='hs-layout'>(</span><span class='hs-conid'>Parse</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-38"></a><a name="runRegexParser"></a><span class='hs-definition'>runRegexParser</span> <span class='hs-keyglyph'>::</span> <a name="line-39"></a> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <a name="line-40"></a> <span class='hs-conid'>RegexParser</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</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-conid'>MatchList</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span> <a name="line-41"></a><span class='hs-definition'>runRegexParser</span> <span class='hs-varid'>point</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>runParse</span> <span class='hs-varop'>.</span> <span class='hs-varid'>flip</span> <span class='hs-varid'>runStateT</span> <span class='hs-conid'>[]</span> <span class='hs-varop'>.</span> <span class='hs-varid'>flip</span> <span class='hs-varid'>runReaderT</span> <span class='hs-varid'>point</span> <a name="line-42"></a> <a name="line-43"></a><a name="Modes"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Modes</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span> <a name="line-44"></a><a name="RegexSrcParser"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>StateT</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span> <span class='hs-conid'>Modes</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Parse</span> <span class='hs-conid'>Char</span><span class='hs-layout'>)</span> <a name="line-45"></a> <a name="line-46"></a><a name="getBR"></a><span class='hs-definition'>getBR</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-conid'>Int</span> <a name="line-47"></a><span class='hs-definition'>getBR</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gets</span> <span class='hs-varid'>fst</span> <a name="line-48"></a> <a name="line-49"></a><a name="modifyBR"></a><span class='hs-definition'>modifyBR</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-conid'>()</span> <a name="line-50"></a><span class='hs-definition'>modifyBR</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>modify</span> <span class='hs-varop'>.</span> <span class='hs-varid'>first</span> <a name="line-51"></a> <a name="line-52"></a><a name="setMode"></a><span class='hs-definition'>setMode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-conid'>()</span> <a name="line-53"></a><span class='hs-definition'>setMode</span> <span class='hs-varid'>c</span> <span class='hs-conid'>True</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>modify</span> <span class='hs-varop'>$</span> <span class='hs-varid'>second</span> <span class='hs-layout'>(</span><span class='hs-varid'>c</span><span class='hs-conop'>:</span><span class='hs-layout'>)</span> <a name="line-54"></a><span class='hs-definition'>setMode</span> <span class='hs-varid'>c</span> <span class='hs-conid'>False</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>modify</span> <span class='hs-varop'>$</span> <span class='hs-varid'>second</span> <span class='hs-layout'>(</span><span class='hs-varid'>filter</span> <span class='hs-layout'>(</span><span class='hs-varop'>/=</span><span class='hs-varid'>c</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-55"></a> <a name="line-56"></a><a name="getModes"></a><span class='hs-definition'>getModes</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-conid'>Modes</span> <a name="line-57"></a><span class='hs-definition'>getModes</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gets</span> <span class='hs-varid'>snd</span> <a name="line-58"></a><a name="setModes"></a><span class='hs-definition'>setModes</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Modes</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-conid'>()</span> <a name="line-59"></a><span class='hs-definition'>setModes</span> <span class='hs-varid'>ms</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>modify</span> <span class='hs-varop'>$</span> <span class='hs-varid'>second</span> <span class='hs-varop'>$</span> <span class='hs-varid'>const</span> <span class='hs-varid'>ms</span> <a name="line-60"></a> <a name="line-61"></a><a name="isModeI"></a><span class='hs-definition'>isModeI</span><span class='hs-layout'>,</span> <span class='hs-varid'>isModeM</span><span class='hs-layout'>,</span> <span class='hs-varid'>isModeX</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-conid'>Bool</span> <a name="line-62"></a><span class='hs-definition'>isModeI</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gets</span> <span class='hs-varop'>$</span> <span class='hs-varid'>elem</span> <span class='hs-chr'>'i'</span> <span class='hs-varop'>.</span> <span class='hs-varid'>snd</span> <a name="line-63"></a><a name="isModeM"></a><span class='hs-definition'>isModeM</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gets</span> <span class='hs-varop'>$</span> <span class='hs-varid'>elem</span> <span class='hs-chr'>'m'</span> <span class='hs-varop'>.</span> <span class='hs-varid'>snd</span> <a name="line-64"></a><a name="isModeX"></a><span class='hs-definition'>isModeX</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>gets</span> <span class='hs-varop'>$</span> <span class='hs-varid'>elem</span> <span class='hs-chr'>'x'</span> <span class='hs-varop'>.</span> <span class='hs-varid'>snd</span> <a name="line-65"></a><a name="runRegexSrcParser"></a><span class='hs-definition'>runRegexSrcParser</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegexSrcParser</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Parse</span> <span class='hs-conid'>Char</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>Int</span><span class='hs-layout'>,</span><span class='hs-conid'>String</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-66"></a><span class='hs-definition'>runRegexSrcParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>flip</span> <span class='hs-varid'>runStateT</span> <span class='hs-layout'>(</span><span class='hs-num'>1</span><span class='hs-layout'>,</span> <span class='hs-str'>""</span><span class='hs-layout'>)</span> <a name="line-67"></a> <a name="line-68"></a><a name="RegexAction"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>RegexAction</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Select</span> <span class='hs-layout'>(</span><span class='hs-conid'>Char</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <a name="line-69"></a> <span class='hs-conid'>Repeat</span> <span class='hs-conid'>Int</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-conid'>RegexAction</span> <span class='hs-keyglyph'>|</span> <a name="line-70"></a> <span class='hs-conid'>RepeatNotGreedy</span> <span class='hs-conid'>Int</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span><span class='hs-layout'>)</span> <span class='hs-conid'>RegexAction</span> <span class='hs-keyglyph'>|</span> <a name="line-71"></a> <span class='hs-conid'>RegexOr</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <a name="line-72"></a> <span class='hs-conid'>Note</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>BackReference</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>|</span> <a name="line-73"></a> <span class='hs-conid'>Still</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Backword</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <a name="line-74"></a> <span class='hs-conid'>RegActNot</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <a name="line-75"></a> <span class='hs-conid'>BeginningOfInput</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>EndOfInput</span> <span class='hs-keyglyph'>|</span> <a name="line-76"></a> <span class='hs-conid'>PreMatchPoint</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Parens</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <a name="line-77"></a> <span class='hs-conid'>Comment</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>NopRegex</span> <span class='hs-keyglyph'>|</span> <a name="line-78"></a> <span class='hs-conid'>NoBacktrack</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>RegexAction</span><span class='hs-keyglyph'>]</span> <a name="line-79"></a> <a name="line-80"></a><a name="reverseRegexAction"></a><span class='hs-definition'>reverseRegexAction</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>RegexAction</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>RegexAction</span> <a name="line-81"></a><span class='hs-definition'>reverseRegexAction</span> <span class='hs-layout'>(</span><span class='hs-conid'>Note</span> <span class='hs-varid'>i</span> <span class='hs-varid'>ras</span><span class='hs-layout'>)</span> <a name="line-82"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Note</span> <span class='hs-varid'>i</span> <span class='hs-varop'>$</span> <span class='hs-varid'>reverse</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-varid'>reverseRegexAction</span> <span class='hs-varid'>ras</span> <a name="line-83"></a><span class='hs-definition'>reverseRegexAction</span> <span class='hs-layout'>(</span><span class='hs-conid'>Parens</span> <span class='hs-varid'>ras</span><span class='hs-layout'>)</span> <a name="line-84"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Parens</span> <span class='hs-varop'>$</span> <span class='hs-varid'>reverse</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-varid'>reverseRegexAction</span> <span class='hs-varid'>ras</span> <a name="line-85"></a><span class='hs-definition'>reverseRegexAction</span> <span class='hs-layout'>(</span><span class='hs-conid'>RegexOr</span> <span class='hs-varid'>ras1</span> <span class='hs-varid'>ras2</span><span class='hs-layout'>)</span> <a name="line-86"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>RegexOr</span> <span class='hs-layout'>(</span><span class='hs-varid'>reverse</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-varid'>reverseRegexAction</span> <span class='hs-varid'>ras1</span><span class='hs-layout'>)</span> <a name="line-87"></a> <span class='hs-layout'>(</span><span class='hs-varid'>reverse</span> <span class='hs-varop'>$</span> <span class='hs-varid'>map</span> <span class='hs-varid'>reverseRegexAction</span> <span class='hs-varid'>ras2</span><span class='hs-layout'>)</span> <a name="line-88"></a><span class='hs-comment'>-- reverseRegexAction (Still ras)</span> <a name="line-89"></a><span class='hs-comment'>-- = Still $ reverse $ map reverseRegexAction ras</span> <a name="line-90"></a><span class='hs-comment'>-- reverseRegexAction (Backword ras)</span> <a name="line-91"></a><span class='hs-comment'>-- = Backword $ reverse $ map reverseRegexAction ras</span> <a name="line-92"></a><span class='hs-definition'>reverseRegexAction</span> <span class='hs-varid'>ra</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ra</span> <a name="line-93"></a> <a name="line-94"></a><a name="MatchFun"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>MatchFun</span> <span class='hs-varid'>f</span> <a name="line-95"></a> <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'>f</span> <span class='hs-layout'>(</span> <span class='hs-conid'>RegexResult</span><span class='hs-layout'>,</span> <span class='hs-conid'>MatchList</span> <span class='hs-layout'>)</span> <a name="line-96"></a> <a name="line-97"></a><a name="VerboseResult"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>VerboseResult</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span> <span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span> <a name="line-98"></a><a name="VerboseMatchFun"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>VerboseMatchFun</span> <span class='hs-varid'>f</span> <a name="line-99"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</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-conid'>VerboseResult</span><span class='hs-layout'>,</span> <span class='hs-conid'>MatchList</span> <span class='hs-layout'>)</span> </pre></body> </html>
