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<title>src/Test/Hspec/Options.hs</title>
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<pre><a name="line-1"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Hspec</span><span class='hs-varop'>.</span><span class='hs-conid'>Options</span> <span class='hs-layout'>(</span>
<a name="line-2"></a> <span class='hs-conid'>Config</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-3"></a><span class='hs-layout'>,</span> <span class='hs-conid'>ColorMode</span> <span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-4"></a><span class='hs-layout'>,</span> <span class='hs-varid'>defaultConfig</span>
<a name="line-5"></a><span class='hs-layout'>,</span> <span class='hs-varid'>filterOr</span>
<a name="line-6"></a><span class='hs-layout'>,</span> <span class='hs-varid'>parseOptions</span>
<a name="line-7"></a><span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-8"></a>
<a name="line-9"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Prelude</span> <span class='hs-conid'>()</span>
<a name="line-10"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span>
<a name="line-11"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Hspec</span><span class='hs-varop'>.</span><span class='hs-conid'>Compat</span>
<a name="line-12"></a>
<a name="line-13"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>IO</span>
<a name="line-14"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Exit</span>
<a name="line-15"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>System</span><span class='hs-varop'>.</span><span class='hs-conid'>Console</span><span class='hs-varop'>.</span><span class='hs-conid'>GetOpt</span>
<a name="line-16"></a>
<a name="line-17"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Hspec</span><span class='hs-varop'>.</span><span class='hs-conid'>Core</span><span class='hs-varop'>.</span><span class='hs-conid'>Formatters</span>
<a name="line-18"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Hspec</span><span class='hs-varop'>.</span><span class='hs-conid'>Core</span><span class='hs-varop'>.</span><span class='hs-conid'>Util</span>
<a name="line-19"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Test</span><span class='hs-varop'>.</span><span class='hs-conid'>Hspec</span><span class='hs-varop'>.</span><span class='hs-conid'>Core</span><span class='hs-varop'>.</span><span class='hs-conid'>Example</span> <span class='hs-layout'>(</span><span class='hs-conid'>Params</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'>defaultParams</span><span class='hs-layout'>)</span>
<a name="line-20"></a>
<a name="line-21"></a><a name="Config"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Config</span> <span class='hs-layout'>{</span>
<a name="line-22"></a> <span class='hs-varid'>configDryRun</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-23"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configPrintCpuTime</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-24"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configFastFail</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-25"></a>
<a name="line-26"></a><span class='hs-comment'>-- |</span>
<a name="line-27"></a><span class='hs-comment'>-- A predicate that is used to filter the spec before it is run. Only examples</span>
<a name="line-28"></a><span class='hs-comment'>-- that satisfy the predicate are run.</span>
<a name="line-29"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configRerun</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-30"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configFilterPredicate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Path</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span>
<a name="line-31"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configSkipPredicate</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Path</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckSeed</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Integer</span>
<a name="line-33"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckMaxSuccess</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span>
<a name="line-34"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckMaxDiscardRatio</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span>
<a name="line-35"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckMaxSize</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span>
<a name="line-36"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configSmallCheckDepth</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span>
<a name="line-37"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configColorMode</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ColorMode</span>
<a name="line-38"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configFormatter</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Formatter</span>
<a name="line-39"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configHtmlOutput</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Bool</span>
<a name="line-40"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configOutputFile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Either</span> <span class='hs-conid'>Handle</span> <span class='hs-conid'>FilePath</span>
<a name="line-41"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configConcurrentJobs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Int</span>
<a name="line-42"></a><span class='hs-layout'>}</span>
<a name="line-43"></a>
<a name="line-44"></a><a name="defaultConfig"></a><span class='hs-definition'>defaultConfig</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Config</span>
<a name="line-45"></a><span class='hs-definition'>defaultConfig</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Config</span> <span class='hs-layout'>{</span>
<a name="line-46"></a> <span class='hs-varid'>configDryRun</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-47"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configPrintCpuTime</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-48"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configFastFail</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-49"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configRerun</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-50"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configFilterPredicate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-51"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configSkipPredicate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-52"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckSeed</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-53"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckMaxSuccess</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-54"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckMaxDiscardRatio</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-55"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configQuickCheckMaxSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-56"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configSmallCheckDepth</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>paramsSmallCheckDepth</span> <span class='hs-varid'>defaultParams</span>
<a name="line-57"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configColorMode</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ColorAuto</span>
<a name="line-58"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configFormatter</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-59"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configHtmlOutput</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>False</span>
<a name="line-60"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configOutputFile</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Left</span> <span class='hs-varid'>stdout</span>
<a name="line-61"></a><span class='hs-layout'>,</span> <span class='hs-varid'>configConcurrentJobs</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Nothing</span>
<a name="line-62"></a><span class='hs-layout'>}</span>
<a name="line-63"></a>
<a name="line-64"></a><a name="filterOr"></a><span class='hs-definition'>filterOr</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Path</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Path</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span><span class='hs-conid'>Path</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span>
<a name="line-65"></a><span class='hs-definition'>filterOr</span> <span class='hs-varid'>p1_</span> <span class='hs-varid'>p2_</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-layout'>(</span><span class='hs-varid'>p1_</span><span class='hs-layout'>,</span> <span class='hs-varid'>p2_</span><span class='hs-layout'>)</span> <span class='hs-keyword'>of</span>
<a name="line-66"></a> <span class='hs-layout'>(</span><span class='hs-conid'>Just</span> <span class='hs-varid'>p1</span><span class='hs-layout'>,</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>p2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>path</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>p1</span> <span class='hs-varid'>path</span> <span class='hs-varop'>||</span> <span class='hs-varid'>p2</span> <span class='hs-varid'>path</span>
<a name="line-67"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>p1_</span> <span class='hs-varop'><|></span> <span class='hs-varid'>p2_</span>
<a name="line-68"></a>
<a name="line-69"></a><a name="addMatch"></a><span class='hs-definition'>addMatch</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-70"></a><span class='hs-definition'>addMatch</span> <span class='hs-varid'>s</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configFilterPredicate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>filterPredicate</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varop'>`filterOr`</span> <span class='hs-varid'>configFilterPredicate</span> <span class='hs-varid'>c</span><span class='hs-layout'>}</span>
<a name="line-71"></a>
<a name="line-72"></a><a name="addSkip"></a><span class='hs-definition'>addSkip</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-73"></a><span class='hs-definition'>addSkip</span> <span class='hs-varid'>s</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configSkipPredicate</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>filterPredicate</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-varop'>`filterOr`</span> <span class='hs-varid'>configSkipPredicate</span> <span class='hs-varid'>c</span><span class='hs-layout'>}</span>
<a name="line-74"></a>
<a name="line-75"></a><a name="setDepth"></a><span class='hs-definition'>setDepth</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-76"></a><span class='hs-definition'>setDepth</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configSmallCheckDepth</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>n</span><span class='hs-layout'>}</span>
<a name="line-77"></a>
<a name="line-78"></a><a name="setMaxSuccess"></a><span class='hs-definition'>setMaxSuccess</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-79"></a><span class='hs-definition'>setMaxSuccess</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configQuickCheckMaxSuccess</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>n</span><span class='hs-layout'>}</span>
<a name="line-80"></a>
<a name="line-81"></a><a name="setMaxSize"></a><span class='hs-definition'>setMaxSize</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-82"></a><span class='hs-definition'>setMaxSize</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configQuickCheckMaxSize</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>n</span><span class='hs-layout'>}</span>
<a name="line-83"></a>
<a name="line-84"></a><a name="setMaxDiscardRatio"></a><span class='hs-definition'>setMaxDiscardRatio</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-85"></a><span class='hs-definition'>setMaxDiscardRatio</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configQuickCheckMaxDiscardRatio</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>n</span><span class='hs-layout'>}</span>
<a name="line-86"></a>
<a name="line-87"></a><a name="setSeed"></a><span class='hs-definition'>setSeed</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Integer</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-88"></a><span class='hs-definition'>setSeed</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configQuickCheckSeed</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>n</span><span class='hs-layout'>}</span>
<a name="line-89"></a>
<a name="line-90"></a><a name="ColorMode"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ColorMode</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ColorAuto</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ColorNever</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ColorAlways</span>
<a name="line-91"></a> <span class='hs-keyword'>deriving</span> <span class='hs-layout'>(</span><span class='hs-conid'>Eq</span><span class='hs-layout'>,</span> <span class='hs-conid'>Show</span><span class='hs-layout'>)</span>
<a name="line-92"></a>
<a name="line-93"></a><a name="formatters"></a><span class='hs-definition'>formatters</span> <span class='hs-keyglyph'>::</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'>Formatter</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-94"></a><span class='hs-definition'>formatters</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span>
<a name="line-95"></a> <span class='hs-layout'>(</span><span class='hs-str'>"specdoc"</span><span class='hs-layout'>,</span> <span class='hs-varid'>specdoc</span><span class='hs-layout'>)</span>
<a name="line-96"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"progress"</span><span class='hs-layout'>,</span> <span class='hs-varid'>progress</span><span class='hs-layout'>)</span>
<a name="line-97"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"failed-examples"</span><span class='hs-layout'>,</span> <span class='hs-varid'>failed_examples</span><span class='hs-layout'>)</span>
<a name="line-98"></a> <span class='hs-layout'>,</span> <span class='hs-layout'>(</span><span class='hs-str'>"silent"</span><span class='hs-layout'>,</span> <span class='hs-varid'>silent</span><span class='hs-layout'>)</span>
<a name="line-99"></a> <span class='hs-keyglyph'>]</span>
<a name="line-100"></a>
<a name="line-101"></a><a name="formatHelp"></a><span class='hs-definition'>formatHelp</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span>
<a name="line-102"></a><span class='hs-definition'>formatHelp</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unlines</span> <span class='hs-layout'>(</span><span class='hs-varid'>addLineBreaks</span> <span class='hs-str'>"use a custom formatter; this can be one of:"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>map</span> <span class='hs-layout'>(</span><span class='hs-layout'>(</span><span class='hs-str'>" "</span> <span class='hs-varop'>++</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fst</span><span class='hs-layout'>)</span> <span class='hs-varid'>formatters</span><span class='hs-layout'>)</span>
<a name="line-103"></a>
<a name="line-104"></a><a name="Result"></a><span class='hs-keyword'>type</span> <span class='hs-conid'>Result</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Either</span> <span class='hs-conid'>NoConfig</span> <span class='hs-conid'>Config</span>
<a name="line-105"></a>
<a name="line-106"></a><a name="NoConfig"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>NoConfig</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Help</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>InvalidArgument</span> <span class='hs-conid'>String</span> <span class='hs-conid'>String</span>
<a name="line-107"></a>
<a name="line-108"></a><a name="Arg"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>Arg</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Arg</span> <span class='hs-layout'>{</span>
<a name="line-109"></a> <span class='hs-sel'>_argumentName</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span>
<a name="line-110"></a><span class='hs-layout'>,</span> <span class='hs-sel'>_argumentParser</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-varid'>a</span>
<a name="line-111"></a><span class='hs-layout'>,</span> <span class='hs-sel'>_argumentSetter</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-112"></a><span class='hs-layout'>}</span>
<a name="line-113"></a>
<a name="line-114"></a><a name="mkOption"></a><span class='hs-definition'>mkOption</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'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Arg</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'>OptDescr</span> <span class='hs-layout'>(</span><span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Result</span><span class='hs-layout'>)</span>
<a name="line-115"></a><span class='hs-definition'>mkOption</span> <span class='hs-varid'>shortcut</span> <span class='hs-varid'>name</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-varid'>argName</span> <span class='hs-varid'>parser</span> <span class='hs-varid'>setter</span><span class='hs-layout'>)</span> <span class='hs-varid'>help</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Option</span> <span class='hs-varid'>shortcut</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>name</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>ReqArg</span> <span class='hs-varid'>arg</span> <span class='hs-varid'>argName</span><span class='hs-layout'>)</span> <span class='hs-varid'>help</span>
<a name="line-116"></a> <span class='hs-keyword'>where</span>
<a name="line-117"></a> <span class='hs-varid'>arg</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Result</span>
<a name="line-118"></a> <span class='hs-varid'>arg</span> <span class='hs-varid'>input</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>case</span> <span class='hs-varid'>parser</span> <span class='hs-varid'>input</span> <span class='hs-keyword'>of</span>
<a name="line-119"></a> <span class='hs-conid'>Just</span> <span class='hs-varid'>n</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Right</span> <span class='hs-layout'>(</span><span class='hs-varid'>setter</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span>
<a name="line-120"></a> <span class='hs-conid'>Nothing</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-conid'>InvalidArgument</span> <span class='hs-varid'>name</span> <span class='hs-varid'>input</span><span class='hs-layout'>)</span>
<a name="line-121"></a>
<a name="line-122"></a><a name="addLineBreaks"></a><span class='hs-definition'>addLineBreaks</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-123"></a><span class='hs-definition'>addLineBreaks</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>lineBreaksAt</span> <span class='hs-num'>44</span>
<a name="line-124"></a>
<a name="line-125"></a><a name="options"></a><span class='hs-definition'>options</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>OptDescr</span> <span class='hs-layout'>(</span><span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Result</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-126"></a><span class='hs-definition'>options</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span>
<a name="line-127"></a> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"help"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-layout'>(</span><span class='hs-varid'>const</span> <span class='hs-varop'>$</span> <span class='hs-conid'>Left</span> <span class='hs-conid'>Help</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"display this help and exit"</span><span class='hs-layout'>)</span>
<a name="line-128"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>"m"</span> <span class='hs-str'>"match"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"PATTERN"</span> <span class='hs-varid'>return</span> <span class='hs-varid'>addMatch</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"only run examples that match given PATTERN"</span><span class='hs-layout'>)</span>
<a name="line-129"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-conid'>[]</span> <span class='hs-str'>"skip"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"PATTERN"</span> <span class='hs-varid'>return</span> <span class='hs-varid'>addSkip</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"skip examples that match given PATTERN"</span><span class='hs-layout'>)</span>
<a name="line-130"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"color"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setColor</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"colorize the output"</span><span class='hs-layout'>)</span>
<a name="line-131"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"no-color"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setNoColor</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"do not colorize the output"</span><span class='hs-layout'>)</span>
<a name="line-132"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>"f"</span> <span class='hs-str'>"format"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"FORMATTER"</span> <span class='hs-varid'>readFormatter</span> <span class='hs-varid'>setFormatter</span><span class='hs-layout'>)</span> <span class='hs-varid'>formatHelp</span>
<a name="line-133"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>"o"</span> <span class='hs-str'>"out"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"FILE"</span> <span class='hs-varid'>return</span> <span class='hs-varid'>setOutputFile</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"write output to a file instead of STDOUT"</span><span class='hs-layout'>)</span>
<a name="line-134"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-conid'>[]</span> <span class='hs-str'>"depth"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"N"</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>setDepth</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"maximum depth of generated test values for SmallCheck properties"</span><span class='hs-layout'>)</span>
<a name="line-135"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>"a"</span> <span class='hs-str'>"qc-max-success"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"N"</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>setMaxSuccess</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"maximum number of successful tests before a QuickCheck property succeeds"</span><span class='hs-layout'>)</span>
<a name="line-136"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>""</span> <span class='hs-str'>"qc-max-size"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"N"</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>setMaxSize</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"size to use for the biggest test cases"</span><span class='hs-layout'>)</span>
<a name="line-137"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>""</span> <span class='hs-str'>"qc-max-discard"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"N"</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>setMaxDiscardRatio</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"maximum number of discarded tests per successful test before giving up"</span><span class='hs-layout'>)</span>
<a name="line-138"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-conid'>[]</span> <span class='hs-str'>"seed"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"N"</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>setSeed</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"used seed for QuickCheck properties"</span><span class='hs-layout'>)</span>
<a name="line-139"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"print-cpu-time"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setPrintCpuTime</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"include used CPU time in summary"</span><span class='hs-layout'>)</span>
<a name="line-140"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"dry-run"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setDryRun</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"pretend that everything passed; don't verify anything"</span><span class='hs-layout'>)</span>
<a name="line-141"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"fail-fast"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setFastFail</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"abort on first failure"</span><span class='hs-layout'>)</span>
<a name="line-142"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-str'>"r"</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"rerun"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setRerun</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"rerun all examples that failed in the previously test run (only works in GHCi)"</span><span class='hs-layout'>)</span>
<a name="line-143"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>mkOption</span> <span class='hs-str'>"j"</span> <span class='hs-str'>"jobs"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"N"</span> <span class='hs-varid'>readMaxJobs</span> <span class='hs-varid'>setMaxJobs</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-varid'>h</span> <span class='hs-str'>"run at most N parallelizable tests simultaneously (default: number of available processors)"</span><span class='hs-layout'>)</span>
<a name="line-144"></a> <span class='hs-keyglyph'>]</span>
<a name="line-145"></a> <span class='hs-keyword'>where</span>
<a name="line-146"></a> <span class='hs-varid'>h</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>unlines</span> <span class='hs-varop'>.</span> <span class='hs-varid'>addLineBreaks</span>
<a name="line-147"></a>
<a name="line-148"></a> <span class='hs-varid'>readFormatter</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-conid'>Formatter</span>
<a name="line-149"></a> <span class='hs-varid'>readFormatter</span> <span class='hs-keyglyph'>=</span> <span class='hs-layout'>(</span><span class='hs-varop'>`lookup`</span> <span class='hs-varid'>formatters</span><span class='hs-layout'>)</span>
<a name="line-150"></a>
<a name="line-151"></a> <span class='hs-varid'>readMaxJobs</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-conid'>Int</span>
<a name="line-152"></a> <span class='hs-varid'>readMaxJobs</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-153"></a> <span class='hs-varid'>n</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>s</span>
<a name="line-154"></a> <span class='hs-varid'>guard</span> <span class='hs-varop'>$</span> <span class='hs-varid'>n</span> <span class='hs-varop'>></span> <span class='hs-num'>0</span>
<a name="line-155"></a> <span class='hs-varid'>return</span> <span class='hs-varid'>n</span>
<a name="line-156"></a>
<a name="line-157"></a> <span class='hs-varid'>setFormatter</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Formatter</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-158"></a> <span class='hs-varid'>setFormatter</span> <span class='hs-varid'>f</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configFormatter</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>f</span><span class='hs-layout'>}</span>
<a name="line-159"></a>
<a name="line-160"></a> <span class='hs-varid'>setOutputFile</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-161"></a> <span class='hs-varid'>setOutputFile</span> <span class='hs-varid'>file</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configOutputFile</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Right</span> <span class='hs-varid'>file</span><span class='hs-layout'>}</span>
<a name="line-162"></a>
<a name="line-163"></a> <span class='hs-varid'>setMaxJobs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Int</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Config</span>
<a name="line-164"></a> <span class='hs-varid'>setMaxJobs</span> <span class='hs-varid'>n</span> <span class='hs-varid'>c</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configConcurrentJobs</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>n</span><span class='hs-layout'>}</span>
<a name="line-165"></a>
<a name="line-166"></a> <span class='hs-varid'>setPrintCpuTime</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configPrintCpuTime</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span><span class='hs-layout'>}</span>
<a name="line-167"></a> <span class='hs-varid'>setDryRun</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configDryRun</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span><span class='hs-layout'>}</span>
<a name="line-168"></a> <span class='hs-varid'>setFastFail</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configFastFail</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span><span class='hs-layout'>}</span>
<a name="line-169"></a> <span class='hs-varid'>setRerun</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configRerun</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span><span class='hs-layout'>}</span>
<a name="line-170"></a> <span class='hs-varid'>setNoColor</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configColorMode</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ColorNever</span><span class='hs-layout'>}</span>
<a name="line-171"></a> <span class='hs-varid'>setColor</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configColorMode</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>ColorAlways</span><span class='hs-layout'>}</span>
<a name="line-172"></a>
<a name="line-173"></a><a name="undocumentedOptions"></a><span class='hs-definition'>undocumentedOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>OptDescr</span> <span class='hs-layout'>(</span><span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Result</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-174"></a><span class='hs-definition'>undocumentedOptions</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span>
<a name="line-175"></a> <span class='hs-comment'>-- for compatibility with test-framework</span>
<a name="line-176"></a> <span class='hs-varid'>mkOption</span> <span class='hs-conid'>[]</span> <span class='hs-str'>"maximum-generated-tests"</span> <span class='hs-layout'>(</span><span class='hs-conid'>Arg</span> <span class='hs-str'>"NUMBER"</span> <span class='hs-varid'>readMaybe</span> <span class='hs-varid'>setMaxSuccess</span><span class='hs-layout'>)</span> <span class='hs-str'>"how many automated tests something like QuickCheck should try, by default"</span>
<a name="line-177"></a>
<a name="line-178"></a> <span class='hs-comment'>-- undocumented for now, as we probably want to change this to produce a</span>
<a name="line-179"></a> <span class='hs-comment'>-- standalone HTML report in the future</span>
<a name="line-180"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"html"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>setHtml</span><span class='hs-layout'>)</span> <span class='hs-str'>"produce HTML output"</span>
<a name="line-181"></a>
<a name="line-182"></a> <span class='hs-comment'>-- now a noop</span>
<a name="line-183"></a> <span class='hs-layout'>,</span> <span class='hs-conid'>Option</span> <span class='hs-str'>"v"</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"verbose"</span><span class='hs-keyglyph'>]</span> <span class='hs-layout'>(</span><span class='hs-conid'>NoArg</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-str'>"do not suppress output to stdout when evaluating examples"</span>
<a name="line-184"></a> <span class='hs-keyglyph'>]</span>
<a name="line-185"></a> <span class='hs-keyword'>where</span>
<a name="line-186"></a> <span class='hs-varid'>setHtml</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Result</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Result</span>
<a name="line-187"></a> <span class='hs-varid'>setHtml</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>x</span> <span class='hs-varop'>>>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>c</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>c</span> <span class='hs-layout'>{</span><span class='hs-varid'>configHtmlOutput</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>True</span><span class='hs-layout'>}</span>
<a name="line-188"></a>
<a name="line-189"></a><a name="parseOptions"></a><span class='hs-definition'>parseOptions</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Config</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> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Either</span> <span class='hs-layout'>(</span><span class='hs-conid'>ExitCode</span><span class='hs-layout'>,</span> <span class='hs-conid'>String</span><span class='hs-layout'>)</span> <span class='hs-conid'>Config</span>
<a name="line-190"></a><span class='hs-definition'>parseOptions</span> <span class='hs-varid'>c</span> <span class='hs-varid'>prog</span> <span class='hs-varid'>args</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>getOpt</span> <span class='hs-conid'>Permute</span> <span class='hs-layout'>(</span><span class='hs-varid'>options</span> <span class='hs-varop'>++</span> <span class='hs-varid'>undocumentedOptions</span><span class='hs-layout'>)</span> <span class='hs-varid'>args</span> <span class='hs-keyword'>of</span>
<a name="line-191"></a> <span class='hs-layout'>(</span><span class='hs-varid'>opts</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>,</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyword'>case</span> <span class='hs-varid'>foldl'</span> <span class='hs-layout'>(</span><span class='hs-varid'>flip</span> <span class='hs-varid'>id</span><span class='hs-layout'>)</span> <span class='hs-layout'>(</span><span class='hs-conid'>Right</span> <span class='hs-varid'>c</span><span class='hs-layout'>)</span> <span class='hs-varid'>opts</span> <span class='hs-keyword'>of</span>
<a name="line-192"></a> <span class='hs-conid'>Left</span> <span class='hs-conid'>Help</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-conid'>ExitSuccess</span><span class='hs-layout'>,</span> <span class='hs-varid'>usageInfo</span> <span class='hs-layout'>(</span><span class='hs-str'>"Usage: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>prog</span> <span class='hs-varop'>++</span> <span class='hs-str'>" [OPTION]...\n\nOPTIONS"</span><span class='hs-layout'>)</span> <span class='hs-varid'>options</span><span class='hs-layout'>)</span>
<a name="line-193"></a> <span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-conid'>InvalidArgument</span> <span class='hs-varid'>flag</span> <span class='hs-varid'>value</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>tryHelp</span> <span class='hs-layout'>(</span><span class='hs-str'>"invalid argument `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>value</span> <span class='hs-varop'>++</span> <span class='hs-str'>"' for `--"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>flag</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'\n"</span><span class='hs-layout'>)</span>
<a name="line-194"></a> <span class='hs-conid'>Right</span> <span class='hs-varid'>x</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Right</span> <span class='hs-varid'>x</span>
<a name="line-195"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>err</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>tryHelp</span> <span class='hs-varid'>err</span>
<a name="line-196"></a> <span class='hs-layout'>(</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-varid'>arg</span><span class='hs-conop'>:</span><span class='hs-keyword'>_</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>tryHelp</span> <span class='hs-layout'>(</span><span class='hs-str'>"unexpected argument `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>arg</span> <span class='hs-varop'>++</span> <span class='hs-str'>"'\n"</span><span class='hs-layout'>)</span>
<a name="line-197"></a> <span class='hs-keyword'>where</span>
<a name="line-198"></a> <span class='hs-varid'>tryHelp</span> <span class='hs-varid'>msg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Left</span> <span class='hs-layout'>(</span><span class='hs-conid'>ExitFailure</span> <span class='hs-num'>1</span><span class='hs-layout'>,</span> <span class='hs-varid'>prog</span> <span class='hs-varop'>++</span> <span class='hs-str'>": "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>msg</span> <span class='hs-varop'>++</span> <span class='hs-str'>"Try `"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>prog</span> <span class='hs-varop'>++</span> <span class='hs-str'>" --help' for more information.\n"</span><span class='hs-layout'>)</span>
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