<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html> <head> <!-- Generated by HsColour, http://www.cs.york.ac.uk/fp/darcs/hscolour/ --> <title>Maybe.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Maybe</span> <span class='hs-layout'>(</span> <a name="line-2"></a> <span class='hs-varid'>isJust</span><span class='hs-layout'>,</span> <span class='hs-varid'>isNothing</span><span class='hs-layout'>,</span> <a name="line-3"></a> <span class='hs-varid'>fromJust</span><span class='hs-layout'>,</span> <span class='hs-varid'>fromMaybe</span><span class='hs-layout'>,</span> <span class='hs-varid'>listToMaybe</span><span class='hs-layout'>,</span> <span class='hs-varid'>maybeToList</span><span class='hs-layout'>,</span> <a name="line-4"></a> <span class='hs-varid'>catMaybes</span><span class='hs-layout'>,</span> <span class='hs-varid'>mapMaybe</span><span class='hs-layout'>,</span> <a name="line-5"></a> <a name="line-6"></a> <span class='hs-comment'>-- ...and what the Prelude exports</span> <a name="line-7"></a> <span class='hs-conid'>Maybe</span><span class='hs-layout'>(</span><span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-conid'>Just</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <a name="line-8"></a> <span class='hs-varid'>maybe</span> <a name="line-9"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span> <a name="line-10"></a> <a name="line-11"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span> </pre></body> </html>
