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<title>src/Darcs/PrintPatch.hs</title>
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<pre><a name="line-1"></a><span class='hs-comment'>-- Copyright (C) 2003 David Roundy</span>
<a name="line-2"></a><span class='hs-comment'>--</span>
<a name="line-3"></a><span class='hs-comment'>-- This program is free software; you can redistribute it and/or modify</span>
<a name="line-4"></a><span class='hs-comment'>-- it under the terms of the GNU General Public License as published by</span>
<a name="line-5"></a><span class='hs-comment'>-- the Free Software Foundation; either version 2, or (at your option)</span>
<a name="line-6"></a><span class='hs-comment'>-- any later version.</span>
<a name="line-7"></a><span class='hs-comment'>--</span>
<a name="line-8"></a><span class='hs-comment'>-- This program is distributed in the hope that it will be useful,</span>
<a name="line-9"></a><span class='hs-comment'>-- but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="line-10"></a><span class='hs-comment'>-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="line-11"></a><span class='hs-comment'>-- GNU General Public License for more details.</span>
<a name="line-12"></a><span class='hs-comment'>--</span>
<a name="line-13"></a><span class='hs-comment'>-- You should have received a copy of the GNU General Public License</span>
<a name="line-14"></a><span class='hs-comment'>-- along with this program; see the file COPYING. If not, write to</span>
<a name="line-15"></a><span class='hs-comment'>-- the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,</span>
<a name="line-16"></a><span class='hs-comment'>-- Boston, MA 02110-1301, USA.</span>
<a name="line-17"></a>
<a name="line-18"></a><span class='hs-comment'>{-# OPTIONS_GHC -cpp #-}</span>
<a name="line-19"></a><span class='hs-comment'>{-# LANGUAGE CPP #-}</span>
<a name="line-20"></a>
<a name="line-21"></a><span class='hs-cpp'>#include "gadts.h"</span>
<a name="line-22"></a>
<a name="line-23"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>PrintPatch</span> <span class='hs-layout'>(</span> <span class='hs-varid'>printPatch</span><span class='hs-layout'>,</span> <span class='hs-varid'>contextualPrintPatch</span><span class='hs-layout'>,</span>
<a name="line-24"></a> <span class='hs-varid'>printPatchPager</span><span class='hs-layout'>,</span> <span class='hs-varid'>printFriendly</span> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-25"></a>
<a name="line-26"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>Patch</span> <span class='hs-layout'>(</span> <span class='hs-conid'>Patchy</span><span class='hs-layout'>,</span> <span class='hs-varid'>showContextPatch</span><span class='hs-layout'>,</span> <span class='hs-varid'>showPatch</span> <span class='hs-layout'>)</span>
<a name="line-27"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Storage</span><span class='hs-varop'>.</span><span class='hs-conid'>Hashed</span><span class='hs-varop'>.</span><span class='hs-conid'>Tree</span><span class='hs-layout'>(</span> <span class='hs-conid'>Tree</span> <span class='hs-layout'>)</span>
<a name="line-28"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Storage</span><span class='hs-varop'>.</span><span class='hs-conid'>Hashed</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span><span class='hs-layout'>(</span> <span class='hs-varid'>virtualTreeIO</span> <span class='hs-layout'>)</span>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>Arguments</span> <span class='hs-layout'>(</span> <span class='hs-conid'>DarcsFlag</span><span class='hs-layout'>,</span> <span class='hs-varid'>showFriendly</span> <span class='hs-layout'>)</span>
<a name="line-30"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Printer</span> <span class='hs-layout'>(</span> <span class='hs-varid'>putDocLnWith</span> <span class='hs-layout'>)</span>
<a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>ColorPrinter</span> <span class='hs-layout'>(</span> <span class='hs-varid'>fancyPrinters</span> <span class='hs-layout'>)</span>
<a name="line-32"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Darcs</span><span class='hs-varop'>.</span><span class='hs-conid'>External</span> <span class='hs-layout'>(</span> <span class='hs-varid'>viewDocWith</span> <span class='hs-layout'>)</span>
<a name="line-33"></a>
<a name="line-34"></a><a name="printFriendly"></a><span class='hs-comment'>-- | @'printFriendly' opts patch@ prints @patch@ in accordance with the</span>
<a name="line-35"></a><span class='hs-comment'>-- flags in opts, ie, whether @--verbose@ or @--summary@ were passed at</span>
<a name="line-36"></a><span class='hs-comment'>-- the command-line.</span>
<a name="line-37"></a><span class='hs-definition'>printFriendly</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Patchy</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>DarcsFlag</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>p</span> <span class='hs-conid'>C</span><span class='hs-layout'>(</span><span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-38"></a><span class='hs-definition'>printFriendly</span> <span class='hs-varid'>opts</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>putDocLnWith</span> <span class='hs-varid'>fancyPrinters</span> <span class='hs-varop'>$</span> <span class='hs-varid'>showFriendly</span> <span class='hs-varid'>opts</span> <span class='hs-varid'>p</span>
<a name="line-39"></a>
<a name="line-40"></a><a name="printPatch"></a><span class='hs-comment'>-- | 'printPatch' prints a patch on standard output.</span>
<a name="line-41"></a><span class='hs-definition'>printPatch</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Patchy</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>p</span> <span class='hs-conid'>C</span><span class='hs-layout'>(</span><span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-42"></a><span class='hs-definition'>printPatch</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>putDocLnWith</span> <span class='hs-varid'>fancyPrinters</span> <span class='hs-varop'>$</span> <span class='hs-varid'>showPatch</span> <span class='hs-varid'>p</span>
<a name="line-43"></a>
<a name="line-44"></a><a name="printPatchPager"></a><span class='hs-comment'>-- | 'printPatchPager' runs '$PAGER' and shows a patch in it.</span>
<a name="line-45"></a><span class='hs-definition'>printPatchPager</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Patchy</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=></span> <span class='hs-varid'>p</span> <span class='hs-conid'>C</span><span class='hs-layout'>(</span><span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-46"></a><span class='hs-definition'>printPatchPager</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>viewDocWith</span> <span class='hs-varid'>fancyPrinters</span> <span class='hs-varop'>$</span> <span class='hs-varid'>showPatch</span> <span class='hs-varid'>p</span>
<a name="line-47"></a>
<a name="line-48"></a><a name="contextualPrintPatch"></a><span class='hs-comment'>-- | 'contextualPrintPatch' prints a patch, together with its context,</span>
<a name="line-49"></a><span class='hs-comment'>-- on standard output.</span>
<a name="line-50"></a><span class='hs-definition'>contextualPrintPatch</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Patchy</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=></span> <span class='hs-conid'>Tree</span> <span class='hs-conid'>IO</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>p</span> <span class='hs-conid'>C</span><span class='hs-layout'>(</span><span class='hs-varid'>x</span> <span class='hs-varid'>y</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-51"></a><span class='hs-definition'>contextualPrintPatch</span> <span class='hs-varid'>s</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>virtualTreeIO</span> <span class='hs-layout'>(</span><span class='hs-varid'>showContextPatch</span> <span class='hs-varid'>p</span><span class='hs-layout'>)</span> <span class='hs-varid'>s</span> <span class='hs-varop'>>>=</span> <span class='hs-varid'>putDocLnWith</span> <span class='hs-varid'>fancyPrinters</span> <span class='hs-varop'>.</span> <span class='hs-varid'>fst</span>
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