dearwolf/sourcegit
1
0
Fork 0
mirror of https://github.com/sourcegit-scm/sourcegit synced 2025-05-20 19:55:00 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

refactor<*>: rewrite all codes...

Browse source
This commit is contained in:
leo 2021-04-29 20:05:55 +08:00
parent 89ff8aa744
commit 30ab8ae954
342 changed files with 17208 additions and 19633 deletions
Download patch file Download diff file Expand all files Collapse all files

61
src/Commands/Diff.cs Normal file
View file

@ -0,0 +1,61 @@
using System;
using System.Text.RegularExpressions;
namespace SourceGit.Commands {
/// <summary>
/// Diff命令（用于文件文件比对）
/// </summary>
public class Diff : Command {
private static readonly Regex REG_INDICATOR = new Regex(@"^@@ \-(\d+),?\d* \+(\d+),?\d* @@");
private Models.TextChanges changes = new Models.TextChanges();
private int oldLine = 0;
private int newLine = 0;
public Diff(string repo, string args) {
Cwd = repo;
Args = $"diff --ignore-cr-at-eol {args}";
}
public Models.TextChanges Result() {
Exec();
if (changes.IsBinary) changes.Lines.Clear();
return changes;
}
public override void OnReadline(string line) {
if (changes.IsBinary) return;
if (changes.Lines.Count == 0) {
var match = REG_INDICATOR.Match(line);
if (!match.Success) {
if (line.StartsWith("Binary", StringComparison.Ordinal)) changes.IsBinary = true;
return;
}
oldLine = int.Parse(match.Groups[1].Value);
newLine = int.Parse(match.Groups[2].Value);
changes.Lines.Add(new Models.TextChanges.Line(Models.TextChanges.LineMode.Indicator, line, "", ""));
} else {
var ch = line[0];
if (ch == '-') {
changes.Lines.Add(new Models.TextChanges.Line(Models.TextChanges.LineMode.Deleted, line.Substring(1), $"{oldLine}", ""));
oldLine++;
} else if (ch == '+') {
changes.Lines.Add(new Models.TextChanges.Line(Models.TextChanges.LineMode.Added, line.Substring(1), "", $"{newLine}"));
newLine++;
} else if (ch != '\\') {
var match = REG_INDICATOR.Match(line);
if (match.Success) {
oldLine = int.Parse(match.Groups[1].Value);
newLine = int.Parse(match.Groups[2].Value);
changes.Lines.Add(new Models.TextChanges.Line(Models.TextChanges.LineMode.Indicator, line, "", ""));
} else {
changes.Lines.Add(new Models.TextChanges.Line(Models.TextChanges.LineMode.Normal, line.Substring(1), $"{oldLine}", $"{newLine}"));
oldLine++;
newLine++;
}
}
}
}
}
}