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<title>src/IDE/Metainfo/SourceDB.hs</title>
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<pre><a name="line-1"></a>
<a name="line-2"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-3"></a><span class='hs-comment'>--</span>
<a name="line-4"></a><span class='hs-comment'>-- Module : IDE.Metainfo.SourceDB</span>
<a name="line-5"></a><span class='hs-comment'>-- Copyright : 2007-2011 Juergen Nicklisch-Franken, Hamish Mackenzie</span>
<a name="line-6"></a><span class='hs-comment'>-- License : GPL</span>
<a name="line-7"></a><span class='hs-comment'>--</span>
<a name="line-8"></a><span class='hs-comment'>-- Maintainer : maintainer@leksah.org</span>
<a name="line-9"></a><span class='hs-comment'>-- Stability : provisional</span>
<a name="line-10"></a><span class='hs-comment'>-- Portability :</span>
<a name="line-11"></a><span class='hs-comment'>--</span>
<a name="line-12"></a><span class='hs-comment'>-- |</span>
<a name="line-13"></a><span class='hs-comment'>--</span>
<a name="line-14"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-15"></a>
<a name="line-16"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>IDE</span><span class='hs-varop'>.</span><span class='hs-conid'>Metainfo</span><span class='hs-varop'>.</span><span class='hs-conid'>SourceDB</span> <span class='hs-layout'>(</span>
<a name="line-17"></a>
<a name="line-18"></a> <span class='hs-varid'>buildSourceForPackageDB</span>
<a name="line-19"></a><span class='hs-layout'>,</span> <span class='hs-varid'>sourceForPackage</span>
<a name="line-20"></a><span class='hs-layout'>,</span> <span class='hs-varid'>parseSourceForPackageDB</span>
<a name="line-21"></a><span class='hs-layout'>,</span> <span class='hs-varid'>getSourcesMap</span>
<a name="line-22"></a>
<a name="line-23"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-24"></a>
<a name="line-25"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>IDE</span><span class='hs-varop'>.</span><span class='hs-conid'>StrippedPrefs</span>
<a name="line-26"></a> <span class='hs-layout'>(</span><span class='hs-varid'>getUnpackDirectory</span><span class='hs-layout'>,</span> <span class='hs-varid'>getSourceDirectories</span><span class='hs-layout'>,</span> <span class='hs-conid'>Prefs</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Map</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span><span class='hs-layout'>)</span>
<a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Package</span> <span class='hs-layout'>(</span><span class='hs-conid'>PackageIdentifier</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>IDE</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span> <span class='hs-layout'>(</span><span class='hs-varid'>standardSourcesFilename</span><span class='hs-layout'>)</span>
<a name="line-30"></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-31"></a> <span class='hs-layout'>(</span><span class='hs-varid'>fromList</span><span class='hs-layout'>,</span> <span class='hs-varid'>toList</span><span class='hs-layout'>,</span> <span class='hs-varid'>fromListWith</span><span class='hs-layout'>,</span> <span class='hs-varid'>lookup</span><span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>IDE</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span><span class='hs-varop'>.</span><span class='hs-conid'>FileUtils</span>
<a name="line-33"></a> <span class='hs-layout'>(</span><span class='hs-varid'>myCanonicalizePath</span><span class='hs-layout'>,</span> <span class='hs-varid'>getConfigFilePathForLoad</span><span class='hs-layout'>,</span>
<a name="line-34"></a> <span class='hs-varid'>getConfigFilePathForSave</span><span class='hs-layout'>,</span> <span class='hs-varid'>allCabalFiles</span><span class='hs-layout'>)</span>
<a name="line-35"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Directory</span> <span class='hs-layout'>(</span><span class='hs-varid'>doesFileExist</span><span class='hs-layout'>)</span>
<a name="line-36"></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'>foldl'</span><span class='hs-layout'>)</span>
<a name="line-37"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Text</span><span class='hs-varop'>.</span><span class='hs-conid'>PrettyPrint</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>PP</span>
<a name="line-38"></a> <span class='hs-layout'>(</span><span class='hs-varid'>colon</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><></span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>text</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'>$$</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>vcat</span><span class='hs-layout'>,</span> <span class='hs-conid'>Doc</span><span class='hs-layout'>,</span> <span class='hs-varid'>render</span><span class='hs-layout'>,</span> <span class='hs-varid'>char</span><span class='hs-layout'>)</span>
<a name="line-39"></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-40"></a> <span class='hs-layout'>(</span><span class='hs-varid'>try</span><span class='hs-layout'>,</span> <span class='hs-varid'>char</span><span class='hs-layout'>,</span> <span class='hs-varid'>unexpected</span><span class='hs-layout'>,</span> <span class='hs-varid'>noneOf</span><span class='hs-layout'>,</span> <span class='hs-varid'>eof</span><span class='hs-layout'>,</span> <span class='hs-varid'>many</span><span class='hs-layout'>,</span> <span class='hs-conid'>CharParser</span><span class='hs-layout'>,</span>
<a name="line-41"></a> <span class='hs-conid'>Parser</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><?></span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-varop'><|></span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-42"></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><span class='hs-varop'>.</span><span class='hs-conid'>Prim</span> <span class='hs-layout'>(</span><span class='hs-varid'>parse</span><span class='hs-layout'>)</span>
<a name="line-43"></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><span class='hs-varop'>.</span><span class='hs-conid'>Error</span> <span class='hs-layout'>(</span><span class='hs-conid'>ParseError</span><span class='hs-layout'>)</span>
<a name="line-44"></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><span class='hs-varop'>.</span><span class='hs-conid'>Language</span> <span class='hs-layout'>(</span><span class='hs-varid'>emptyDef</span><span class='hs-layout'>)</span>
<a name="line-45"></a><span class='hs-cpp'>#if MIN_VERSION_parsec(3,0,0)</span>
<a name="line-46"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</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><span class='hs-varop'>.</span><span class='hs-conid'>Token</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>P</span>
<a name="line-47"></a> <span class='hs-layout'>(</span><span class='hs-conid'>GenTokenParser</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>TokenParser</span><span class='hs-layout'>,</span> <span class='hs-varid'>makeTokenParser</span><span class='hs-layout'>,</span> <span class='hs-varid'>commentLine</span><span class='hs-layout'>,</span>
<a name="line-48"></a> <span class='hs-varid'>commentEnd</span><span class='hs-layout'>,</span> <span class='hs-varid'>commentStart</span><span class='hs-layout'>,</span> <span class='hs-conid'>LanguageDef</span><span class='hs-layout'>)</span>
<a name="line-49"></a><span class='hs-cpp'>#else</span>
<a name="line-50"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</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><span class='hs-varop'>.</span><span class='hs-conid'>Token</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>P</span>
<a name="line-51"></a> <span class='hs-layout'>(</span><span class='hs-conid'>TokenParser</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>makeTokenParser</span><span class='hs-layout'>,</span> <span class='hs-varid'>commentLine</span><span class='hs-layout'>,</span>
<a name="line-52"></a> <span class='hs-varid'>commentEnd</span><span class='hs-layout'>,</span> <span class='hs-varid'>commentStart</span><span class='hs-layout'>,</span> <span class='hs-conid'>LanguageDef</span><span class='hs-layout'>)</span>
<a name="line-53"></a><span class='hs-cpp'>#endif</span>
<a name="line-54"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>catMaybes</span><span class='hs-layout'>)</span>
<a name="line-55"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>IDE</span><span class='hs-varop'>.</span><span class='hs-conid'>Core</span><span class='hs-varop'>.</span><span class='hs-conid'>CTypes</span> <span class='hs-layout'>(</span><span class='hs-varid'>packageIdentifierFromString</span><span class='hs-layout'>)</span>
<a name="line-56"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Paths_leksah_server</span>
<a name="line-57"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Log</span><span class='hs-varop'>.</span><span class='hs-conid'>Logger</span><span class='hs-layout'>(</span><span class='hs-varid'>errorM</span><span class='hs-layout'>,</span><span class='hs-varid'>debugM</span><span class='hs-layout'>)</span>
<a name="line-58"></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'>Strict</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>S</span> <span class='hs-layout'>(</span><span class='hs-varid'>readFile</span><span class='hs-layout'>)</span>
<a name="line-59"></a>
<a name="line-60"></a><span class='hs-comment'>-- ---------------------------------------------------------------------</span>
<a name="line-61"></a><span class='hs-comment'>-- Function to map packages to file paths</span>
<a name="line-62"></a><span class='hs-comment'>--</span>
<a name="line-63"></a>
<a name="line-64"></a><a name="getSourcesMap"></a><span class='hs-definition'>getSourcesMap</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Prefs</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span> <span class='hs-conid'>PackageIdentifier</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-65"></a><span class='hs-definition'>getSourcesMap</span> <span class='hs-varid'>prefs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-66"></a> <span class='hs-varid'>mbSources</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parseSourceForPackageDB</span>
<a name="line-67"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbSources</span> <span class='hs-keyword'>of</span>
<a name="line-68"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>map'</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>map'</span>
<a name="line-69"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-70"></a> <span class='hs-varid'>buildSourceForPackageDB</span> <span class='hs-varid'>prefs</span>
<a name="line-71"></a> <span class='hs-varid'>mbSources'</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parseSourceForPackageDB</span>
<a name="line-72"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbSources'</span> <span class='hs-keyword'>of</span>
<a name="line-73"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>map''</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-74"></a> <span class='hs-varid'>return</span> <span class='hs-varid'>map''</span>
<a name="line-75"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>error</span> <span class='hs-str'>"can't build/open source for package file"</span>
<a name="line-76"></a>
<a name="line-77"></a><a name="sourceForPackage"></a><span class='hs-definition'>sourceForPackage</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PackageIdentifier</span>
<a name="line-78"></a> <span class='hs-keyglyph'>-></span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span> <span class='hs-conid'>PackageIdentifier</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-79"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>FilePath</span>
<a name="line-80"></a><span class='hs-definition'>sourceForPackage</span> <span class='hs-varid'>pid</span> <span class='hs-varid'>pmap</span> <span class='hs-keyglyph'>=</span>
<a name="line-81"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>pid</span> <span class='hs-varop'>`</span><span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>lookup</span><span class='hs-varop'>`</span> <span class='hs-varid'>pmap</span> <span class='hs-keyword'>of</span>
<a name="line-82"></a> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-varid'>h</span>
<a name="line-83"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Nothing</span>
<a name="line-84"></a>
<a name="line-85"></a><a name="buildSourceForPackageDB"></a><span class='hs-definition'>buildSourceForPackageDB</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Prefs</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-86"></a><span class='hs-definition'>buildSourceForPackageDB</span> <span class='hs-varid'>prefs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-87"></a> <span class='hs-varid'>sourceDirs</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getSourceDirectories</span> <span class='hs-varid'>prefs</span>
<a name="line-88"></a> <span class='hs-varid'>unpackDir</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getUnpackDirectory</span> <span class='hs-varid'>prefs</span>
<a name="line-89"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>dirs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>unpackDir</span> <span class='hs-keyword'>of</span>
<a name="line-90"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>dir</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>dir</span> <span class='hs-conop'>:</span> <span class='hs-varid'>sourceDirs</span>
<a name="line-91"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>sourceDirs</span>
<a name="line-92"></a> <span class='hs-varid'>cabalFiles</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-varid'>allCabalFiles</span> <span class='hs-varid'>dirs</span>
<a name="line-93"></a> <span class='hs-varid'>fCabalFiles</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-varid'>myCanonicalizePath</span> <span class='hs-varop'>$</span> <span class='hs-varid'>concat</span> <span class='hs-varid'>cabalFiles</span>
<a name="line-94"></a> <span class='hs-varid'>mbPackAndFiles</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>mapM</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>fp</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-95"></a> <span class='hs-varid'>mb</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parseCabal</span> <span class='hs-varid'>fp</span>
<a name="line-96"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mb</span> <span class='hs-keyword'>of</span>
<a name="line-97"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>s</span><span class='hs-layout'>,</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>fp</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-98"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>)</span> <span class='hs-varid'>fCabalFiles</span>
<a name="line-99"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>pdToFiles</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>fromListWith</span> <span class='hs-layout'>(</span><span class='hs-varop'>++</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>catMaybes</span> <span class='hs-varid'>mbPackAndFiles</span>
<a name="line-100"></a> <span class='hs-varid'>filePath</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getConfigFilePathForSave</span> <span class='hs-varid'>standardSourcesFilename</span>
<a name="line-101"></a> <span class='hs-varid'>writeFile</span> <span class='hs-varid'>filePath</span> <span class='hs-layout'>(</span><span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-varid'>render</span> <span class='hs-layout'>(</span><span class='hs-varid'>showSourceForPackageDB</span> <span class='hs-varid'>pdToFiles</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-102"></a>
<a name="line-103"></a><a name="showSourceForPackageDB"></a><span class='hs-definition'>showSourceForPackageDB</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Map</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-conid'>Doc</span>
<a name="line-104"></a><span class='hs-definition'>showSourceForPackageDB</span> <span class='hs-varid'>aMap</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-varid'>vcat</span> <span class='hs-layout'>(</span><span class='hs-varid'>map</span> <span class='hs-varid'>showIt</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>toList</span> <span class='hs-varid'>aMap</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-105"></a> <span class='hs-keyword'>where</span>
<a name="line-106"></a> <span class='hs-varid'>showIt</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-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-conid'>Doc</span>
<a name="line-107"></a> <span class='hs-varid'>showIt</span> <span class='hs-layout'>(</span><span class='hs-varid'>pd</span><span class='hs-layout'>,</span><span class='hs-varid'>list</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varid'>foldl'</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>\</span><span class='hs-varid'>l</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>l</span> <span class='hs-conid'>PP</span><span class='hs-varop'>.$$</span> <span class='hs-layout'>(</span><span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-varid'>text</span> <span class='hs-varop'>$</span> <span class='hs-varid'>show</span> <span class='hs-varid'>n</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-varid'>label</span> <span class='hs-varid'>list</span><span class='hs-layout'>)</span>
<a name="line-108"></a> <span class='hs-conid'>PP</span><span class='hs-varop'>.<></span> <span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-varid'>char</span> <span class='hs-chr'>'\n'</span>
<a name="line-109"></a> <span class='hs-keyword'>where</span> <span class='hs-varid'>label</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-varid'>text</span> <span class='hs-varid'>pd</span> <span class='hs-conid'>PP</span><span class='hs-varop'>.<></span> <span class='hs-conid'>PP</span><span class='hs-varop'>.</span><span class='hs-varid'>colon</span>
<a name="line-110"></a>
<a name="line-111"></a><a name="parseFromFile"></a><span class='hs-comment'>-- Strict version</span>
<a name="line-112"></a><span class='hs-definition'>parseFromFile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Parser</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Either</span> <span class='hs-conid'>ParseError</span> <span class='hs-varid'>a</span><span class='hs-layout'>)</span>
<a name="line-113"></a><span class='hs-definition'>parseFromFile</span> <span class='hs-varid'>p</span> <span class='hs-varid'>f</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-114"></a> <span class='hs-varid'>input</span> <span class='hs-keyglyph'><-</span> <span class='hs-conid'>S</span><span class='hs-varop'>.</span><span class='hs-varid'>readFile</span> <span class='hs-varid'>f</span>
<a name="line-115"></a> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span> <span class='hs-varid'>parse</span> <span class='hs-varid'>p</span> <span class='hs-varid'>f</span> <span class='hs-varid'>input</span>
<a name="line-116"></a>
<a name="line-117"></a><a name="parseSourceForPackageDB"></a><span class='hs-definition'>parseSourceForPackageDB</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span> <span class='hs-conid'>PackageIdentifier</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-118"></a><span class='hs-definition'>parseSourceForPackageDB</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-119"></a> <span class='hs-varid'>dataDir</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getDataDir</span>
<a name="line-120"></a> <span class='hs-varid'>filePath</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getConfigFilePathForLoad</span> <span class='hs-varid'>standardSourcesFilename</span> <span class='hs-conid'>Nothing</span> <span class='hs-varid'>dataDir</span>
<a name="line-121"></a> <span class='hs-varid'>exists</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>doesFileExist</span> <span class='hs-varid'>filePath</span>
<a name="line-122"></a> <span class='hs-keyword'>if</span> <span class='hs-varid'>exists</span>
<a name="line-123"></a> <span class='hs-keyword'>then</span> <span class='hs-keyword'>do</span>
<a name="line-124"></a> <span class='hs-varid'>res</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parseFromFile</span> <span class='hs-varid'>sourceForPackageParser</span> <span class='hs-varid'>filePath</span>
<a name="line-125"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>res</span> <span class='hs-keyword'>of</span>
<a name="line-126"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>pe</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-127"></a> <span class='hs-varid'>errorM</span> <span class='hs-str'>"leksah-server"</span> <span class='hs-varop'>$</span> <span class='hs-str'>"Error reading source packages file "</span>
<a name="line-128"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>filePath</span> <span class='hs-varop'>++</span> <span class='hs-str'>" "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>pe</span>
<a name="line-129"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span>
<a name="line-130"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>r</span><span class='hs-layout'>)</span>
<a name="line-131"></a> <span class='hs-keyword'>else</span> <span class='hs-keyword'>do</span>
<a name="line-132"></a> <span class='hs-varid'>errorM</span> <span class='hs-str'>"leksah-server"</span> <span class='hs-varop'>$</span><span class='hs-str'>" No source packages file found: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>filePath</span>
<a name="line-133"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span>
<a name="line-134"></a>
<a name="line-135"></a><a name="packageStyle"></a><span class='hs-comment'>--</span>
<a name="line-136"></a><span class='hs-comment'>-- ---------------------------------------------------------------------</span>
<a name="line-137"></a><span class='hs-comment'>-- | Parser for Package DB</span>
<a name="line-138"></a><span class='hs-comment'>--</span>
<a name="line-139"></a><span class='hs-definition'>packageStyle</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-conid'>LanguageDef</span> <span class='hs-varid'>st</span>
<a name="line-140"></a><span class='hs-definition'>packageStyle</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>emptyDef</span>
<a name="line-141"></a> <span class='hs-layout'>{</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>commentStart</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"{-"</span>
<a name="line-142"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>commentLine</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--"</span>
<a name="line-143"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>commentEnd</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"-}"</span>
<a name="line-144"></a> <span class='hs-layout'>}</span>
<a name="line-145"></a>
<a name="line-146"></a><a name="lexer"></a><span class='hs-definition'>lexer</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-conid'>TokenParser</span> <span class='hs-varid'>st</span>
<a name="line-147"></a><span class='hs-definition'>lexer</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>makeTokenParser</span> <span class='hs-varid'>packageStyle</span>
<a name="line-148"></a>
<a name="line-149"></a><a name="whiteSpace"></a><span class='hs-definition'>whiteSpace</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-varid'>st</span> <span class='hs-conid'>()</span>
<a name="line-150"></a><span class='hs-definition'>whiteSpace</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>whiteSpace</span> <span class='hs-varid'>lexer</span>
<a name="line-151"></a>
<a name="line-152"></a><a name="symbol"></a><span class='hs-definition'>symbol</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>CharParser</span> <span class='hs-varid'>st</span> <span class='hs-conid'>String</span>
<a name="line-153"></a><span class='hs-definition'>symbol</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>P</span><span class='hs-varop'>.</span><span class='hs-varid'>symbol</span> <span class='hs-varid'>lexer</span>
<a name="line-154"></a>
<a name="line-155"></a><a name="sourceForPackageParser"></a><span class='hs-definition'>sourceForPackageParser</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span> <span class='hs-conid'>PackageIdentifier</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-156"></a><span class='hs-definition'>sourceForPackageParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-157"></a> <span class='hs-varid'>whiteSpace</span>
<a name="line-158"></a> <span class='hs-varid'>ls</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many</span> <span class='hs-varid'>onePackageParser</span>
<a name="line-159"></a> <span class='hs-varid'>whiteSpace</span>
<a name="line-160"></a> <span class='hs-varid'>eof</span>
<a name="line-161"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Map</span><span class='hs-varop'>.</span><span class='hs-varid'>fromList</span> <span class='hs-layout'>(</span><span class='hs-varid'>catMaybes</span> <span class='hs-varid'>ls</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-162"></a> <span class='hs-varop'><?></span> <span class='hs-str'>"sourceForPackageParser"</span>
<a name="line-163"></a>
<a name="line-164"></a><a name="onePackageParser"></a><span class='hs-definition'>onePackageParser</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>PackageIdentifier</span><span class='hs-layout'>,</span><span class='hs-keyglyph'>[</span><span class='hs-conid'>FilePath</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-165"></a><span class='hs-definition'>onePackageParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-166"></a> <span class='hs-varid'>mbPd</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>packageDescriptionParser</span>
<a name="line-167"></a> <span class='hs-varid'>filePaths</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many</span> <span class='hs-varid'>filePathParser</span>
<a name="line-168"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>mbPd</span> <span class='hs-keyword'>of</span>
<a name="line-169"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span>
<a name="line-170"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>pd</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>pd</span><span class='hs-layout'>,</span><span class='hs-varid'>filePaths</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-171"></a> <span class='hs-varop'><?></span> <span class='hs-str'>"onePackageParser"</span>
<a name="line-172"></a>
<a name="line-173"></a><a name="packageDescriptionParser"></a><span class='hs-definition'>packageDescriptionParser</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>PackageIdentifier</span><span class='hs-layout'>)</span>
<a name="line-174"></a><span class='hs-definition'>packageDescriptionParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-keyword'>do</span>
<a name="line-175"></a> <span class='hs-varid'>whiteSpace</span>
<a name="line-176"></a> <span class='hs-varid'>str</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>":"</span><span class='hs-layout'>)</span>
<a name="line-177"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>':'</span>
<a name="line-178"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>packageIdentifierFromString</span> <span class='hs-varid'>str</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-179"></a> <span class='hs-varop'><?></span> <span class='hs-str'>"packageDescriptionParser"</span>
<a name="line-180"></a>
<a name="line-181"></a><a name="filePathParser"></a><span class='hs-definition'>filePathParser</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-conid'>()</span> <span class='hs-conid'>FilePath</span>
<a name="line-182"></a><span class='hs-definition'>filePathParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>try</span> <span class='hs-layout'>(</span><span class='hs-keyword'>do</span>
<a name="line-183"></a> <span class='hs-varid'>whiteSpace</span>
<a name="line-184"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'"'</span>
<a name="line-185"></a> <span class='hs-varid'>str</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>many</span> <span class='hs-layout'>(</span><span class='hs-varid'>noneOf</span> <span class='hs-keyglyph'>[</span><span class='hs-chr'>'"'</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-186"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'"'</span>
<a name="line-187"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>str</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span>
<a name="line-188"></a> <span class='hs-varop'><?></span> <span class='hs-str'>"filePathParser"</span>
<a name="line-189"></a>
<a name="line-190"></a><a name="parseCabal"></a><span class='hs-definition'>parseCabal</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span>
<a name="line-191"></a><span class='hs-definition'>parseCabal</span> <span class='hs-varid'>fn</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-192"></a> <span class='hs-comment'>--putStrLn $ "Now parsing minimal " ++ fn</span>
<a name="line-193"></a> <span class='hs-varid'>res</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parseFromFile</span> <span class='hs-varid'>cabalMinimalParser</span> <span class='hs-varid'>fn</span>
<a name="line-194"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>res</span> <span class='hs-keyword'>of</span>
<a name="line-195"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>pe</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-196"></a> <span class='hs-varid'>errorM</span> <span class='hs-str'>"leksah-server"</span> <span class='hs-varop'>$</span><span class='hs-str'>"Error reading cabal file "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>fn</span> <span class='hs-varop'>++</span> <span class='hs-str'>" "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>pe</span>
<a name="line-197"></a> <span class='hs-varid'>return</span> <span class='hs-conid'>Nothing</span>
<a name="line-198"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>r</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-199"></a> <span class='hs-varid'>debugM</span> <span class='hs-str'>"leksah-server"</span> <span class='hs-varid'>r</span>
<a name="line-200"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>r</span><span class='hs-layout'>)</span>
<a name="line-201"></a>
<a name="line-202"></a>
<a name="line-203"></a><a name="cabalMinimalParser"></a><span class='hs-definition'>cabalMinimalParser</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-conid'>()</span> <span class='hs-conid'>String</span>
<a name="line-204"></a><span class='hs-definition'>cabalMinimalParser</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-205"></a> <span class='hs-varid'>r1</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>cabalMinimalP</span>
<a name="line-206"></a> <span class='hs-varid'>r2</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>cabalMinimalP</span>
<a name="line-207"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>r1</span> <span class='hs-keyword'>of</span>
<a name="line-208"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>v</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-209"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>r2</span> <span class='hs-keyword'>of</span>
<a name="line-210"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>++</span> <span class='hs-str'>"-"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>v</span><span class='hs-layout'>)</span>
<a name="line-211"></a> <span class='hs-conid'>Left</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>unexpected</span> <span class='hs-str'>"Illegal cabal"</span>
<a name="line-212"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>do</span>
<a name="line-213"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>r2</span> <span class='hs-keyword'>of</span>
<a name="line-214"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>v</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>n</span> <span class='hs-varop'>++</span> <span class='hs-str'>"-"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>v</span><span class='hs-layout'>)</span>
<a name="line-215"></a> <span class='hs-conid'>Right</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>unexpected</span> <span class='hs-str'>"Illegal cabal"</span>
<a name="line-216"></a>
<a name="line-217"></a><a name="cabalMinimalP"></a><span class='hs-definition'>cabalMinimalP</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>CharParser</span> <span class='hs-conid'>()</span> <span class='hs-layout'>(</span><span class='hs-conid'>Either</span> <span class='hs-conid'>String</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span>
<a name="line-218"></a><span class='hs-definition'>cabalMinimalP</span> <span class='hs-keyglyph'>=</span>
<a name="line-219"></a> <span class='hs-keyword'>do</span> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>symbol</span> <span class='hs-str'>"name:"</span> <span class='hs-varop'><|></span> <span class='hs-varid'>symbol</span> <span class='hs-str'>"Name:"</span><span class='hs-layout'>)</span>
<a name="line-220"></a> <span class='hs-varid'>whiteSpace</span>
<a name="line-221"></a> <span class='hs-varid'>name</span> <span class='hs-keyglyph'><-</span> <span class='hs-layout'>(</span><span class='hs-varid'>many</span> <span class='hs-varop'>$</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" \n"</span><span class='hs-layout'>)</span>
<a name="line-222"></a> <span class='hs-layout'>(</span><span class='hs-varid'>many</span> <span class='hs-varop'>$</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>"\n"</span><span class='hs-layout'>)</span>
<a name="line-223"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'\n'</span>
<a name="line-224"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Right</span> <span class='hs-varid'>name</span><span class='hs-layout'>)</span>
<a name="line-225"></a> <span class='hs-varop'><|></span> <span class='hs-keyword'>do</span>
<a name="line-226"></a> <span class='hs-varid'>try</span> <span class='hs-varop'>$</span><span class='hs-layout'>(</span><span class='hs-varid'>symbol</span> <span class='hs-str'>"version:"</span> <span class='hs-varop'><|></span> <span class='hs-varid'>symbol</span> <span class='hs-str'>"Version:"</span><span class='hs-layout'>)</span>
<a name="line-227"></a> <span class='hs-varid'>whiteSpace</span>
<a name="line-228"></a> <span class='hs-varid'>versionString</span> <span class='hs-keyglyph'><-</span> <span class='hs-layout'>(</span><span class='hs-varid'>many</span> <span class='hs-varop'>$</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>" \n"</span><span class='hs-layout'>)</span>
<a name="line-229"></a> <span class='hs-layout'>(</span><span class='hs-varid'>many</span> <span class='hs-varop'>$</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>"\n"</span><span class='hs-layout'>)</span>
<a name="line-230"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'\n'</span>
<a name="line-231"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>versionString</span><span class='hs-layout'>)</span>
<a name="line-232"></a> <span class='hs-varop'><|></span> <span class='hs-keyword'>do</span>
<a name="line-233"></a> <span class='hs-varid'>many</span> <span class='hs-varop'>$</span><span class='hs-varid'>noneOf</span> <span class='hs-str'>"\n"</span>
<a name="line-234"></a> <span class='hs-varid'>char</span> <span class='hs-chr'>'\n'</span>
<a name="line-235"></a> <span class='hs-varid'>cabalMinimalP</span>
<a name="line-236"></a> <span class='hs-varop'><?></span> <span class='hs-str'>"cabal minimal"</span>
<a name="line-237"></a>
<a name="line-238"></a>
<a name="line-239"></a>
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