<!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>Network/MPD/Core/Error.hs</title> <link type='text/css' rel='stylesheet' href='hscolour.css' /> </head> <body> <pre><a name="line-1"></a><span class='hs-comment'>-- | Module : Network.MPD.Core.Error</span> <a name="line-2"></a><span class='hs-comment'>-- Copyright : (c) Ben Sinclair 2005-2009, Joachim Fasting 2010</span> <a name="line-3"></a><span class='hs-comment'>-- License : LGPL (see LICENSE)</span> <a name="line-4"></a><span class='hs-comment'>-- Maintainer : Joachim Fasting <joachim.fasting@gmail.com></span> <a name="line-5"></a><span class='hs-comment'>-- Stability : alpha</span> <a name="line-6"></a><span class='hs-comment'>--</span> <a name="line-7"></a><span class='hs-comment'>-- MPD errors.</span> <a name="line-8"></a> <a name="line-9"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Network</span><span class='hs-varop'>.</span><span class='hs-conid'>MPD</span><span class='hs-varop'>.</span><span class='hs-conid'>Core</span><span class='hs-varop'>.</span><span class='hs-conid'>Error</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'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-varop'>.</span><span class='hs-conid'>Error</span> <span class='hs-layout'>(</span><span class='hs-conid'>Error</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>)</span> <a name="line-12"></a> <a name="line-13"></a><a name="MPDError"></a><span class='hs-comment'>-- | The MPDError type is used to signal errors, both from the MPD and</span> <a name="line-14"></a><a name="MPDError"></a><span class='hs-comment'>-- otherwise.</span> <a name="line-15"></a><a name="MPDError"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>MPDError</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>NoMPD</span> <span class='hs-comment'>-- ^ MPD not responding</span> <a name="line-16"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>TimedOut</span> <span class='hs-comment'>-- ^ The connection timed out</span> <a name="line-17"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Unexpected</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ MPD returned an unexpected response.</span> <a name="line-18"></a> <span class='hs-comment'>-- This is a bug, either in the library or</span> <a name="line-19"></a> <span class='hs-comment'>-- in MPD itself.</span> <a name="line-20"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Custom</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ Used for misc. errors</span> <a name="line-21"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ACK</span> <span class='hs-conid'>ACKType</span> <span class='hs-conid'>String</span> <span class='hs-comment'>-- ^ ACK type and a message from the</span> <a name="line-22"></a> <span class='hs-comment'>-- server</span> <a name="line-23"></a> <span class='hs-keyword'>deriving</span> <span class='hs-conid'>Eq</span> <a name="line-24"></a> <a name="line-25"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Show</span> <span class='hs-conid'>MPDError</span> <span class='hs-keyword'>where</span> <a name="line-26"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>NoMPD</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"Could not connect to MPD"</span> <a name="line-27"></a> <span class='hs-varid'>show</span> <span class='hs-conid'>TimedOut</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"MPD connection timed out"</span> <a name="line-28"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>Unexpected</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"MPD returned an unexpected response: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>s</span> <a name="line-29"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>Custom</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>s</span> <a name="line-30"></a> <span class='hs-varid'>show</span> <span class='hs-layout'>(</span><span class='hs-conid'>ACK</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>s</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>s</span> <a name="line-31"></a> <a name="line-32"></a><span class='hs-keyword'>instance</span> <span class='hs-conid'>Error</span> <span class='hs-conid'>MPDError</span> <span class='hs-keyword'>where</span> <a name="line-33"></a> <span class='hs-varid'>noMsg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Custom</span> <span class='hs-str'>"An error occurred"</span> <a name="line-34"></a> <span class='hs-varid'>strMsg</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Custom</span> <a name="line-35"></a> <a name="line-36"></a><a name="ACKType"></a><span class='hs-comment'>-- | Represents various MPD errors (aka. ACKs).</span> <a name="line-37"></a><a name="ACKType"></a><span class='hs-keyword'>data</span> <span class='hs-conid'>ACKType</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>InvalidArgument</span> <span class='hs-comment'>-- ^ Invalid argument passed (ACK 2)</span> <a name="line-38"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>InvalidPassword</span> <span class='hs-comment'>-- ^ Invalid password supplied (ACK 3)</span> <a name="line-39"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Auth</span> <span class='hs-comment'>-- ^ Authentication required (ACK 4)</span> <a name="line-40"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>UnknownCommand</span> <span class='hs-comment'>-- ^ Unknown command (ACK 5)</span> <a name="line-41"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>FileNotFound</span> <span class='hs-comment'>-- ^ File or directory not found ACK 50)</span> <a name="line-42"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PlaylistMax</span> <span class='hs-comment'>-- ^ Playlist at maximum size (ACK 51)</span> <a name="line-43"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>System</span> <span class='hs-comment'>-- ^ A system error (ACK 52)</span> <a name="line-44"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>PlaylistLoad</span> <span class='hs-comment'>-- ^ Playlist loading failed (ACK 53)</span> <a name="line-45"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Busy</span> <span class='hs-comment'>-- ^ Update already running (ACK 54)</span> <a name="line-46"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>NotPlaying</span> <span class='hs-comment'>-- ^ An operation requiring playback</span> <a name="line-47"></a> <span class='hs-comment'>-- got interrupted (ACK 55)</span> <a name="line-48"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>FileExists</span> <span class='hs-comment'>-- ^ File already exists (ACK 56)</span> <a name="line-49"></a> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>UnknownACK</span> <span class='hs-comment'>-- ^ An unknown ACK (aka. bug)</span> <a name="line-50"></a> <span class='hs-keyword'>deriving</span> <span class='hs-conid'>Eq</span> </pre></body> </html>
distrib
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Fedora
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13
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x86_64
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media
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updates
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by-pkgid
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02c18074d3336e49c76b205748ff9df8
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47
