63 lines
1.8 KiB
C#
63 lines
1.8 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using DiffMatchPatch;
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using DTLib.Filesystem;
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Console.InputEncoding=Encoding.UTF8;
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Console.OutputEncoding=Encoding.UTF8;
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if (args.Length != 2)
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{
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Console.WriteLine("usage: [file0] [file1]");
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return;
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}
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var _diff=FileDiff(args[0], args[1]);
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PrintDiff(_diff);
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List<Diff> FileDiff(string file0, string file1)
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{
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string fileText0 = File.ReadAllText(file0);
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string fileText1 = File.ReadAllText(file1);
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return TextDiff(fileText0, fileText1);
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}
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List<Diff> TextDiff(string text0, string text1)
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{
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var diff = Diff.Compute(text0, text1, checklines:true);
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diff.CleanupSemantic();
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return diff;
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}
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void PrintDiff(List<Diff> diff, bool ignoreWhitespaces=false)
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{
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foreach (var d in diff)
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{
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bool whitespaceOnly = d.WhitespaceOnlyDiff;
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if(ignoreWhitespaces && whitespaceOnly)
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continue;
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switch(d.Operation)
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{
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case Operation.Delete:
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Console.BackgroundColor = ConsoleColor.DarkRed;
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Console.ForegroundColor = ConsoleColor.Black;
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Console.Write(whitespaceOnly ? d.FormattedText : d.Text);
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Console.ResetColor();
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break;
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case Operation.Insert:
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Console.BackgroundColor = ConsoleColor.DarkGreen;
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Console.ForegroundColor = ConsoleColor.Black;
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Console.Write(whitespaceOnly ? d.FormattedText : d.Text);
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Console.ResetColor();
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break;
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case Operation.Equal:
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Console.Write(d.Text);
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break;
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default:
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throw new ArgumentOutOfRangeException(d.Operation.ToString());
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}
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}
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} |