/// <summary>
/// Initializes a new instance of the <see cref="RocketScriptBase"/> class.
/// </summary>
/// <param name="rocketFilterApp">The rocket filter application.</param>
protected RocketScriptBase(RocketFilterApp rocketFilterApp)
{
if (rocketFilterApp == null)
{
throw new ArgumentNullException("rocketFilterApp");
}
this.rocketFilterApp = rocketFilterApp;
}
/// <summary>
/// Initializes a new instance of the <see cref="SimpleCommit" /> class.
/// </summary>
/// <param name="rocket">The rocket.</param>
/// <param name="commit">The commit.</param>
/// <exception cref="System.ArgumentNullException">commit</exception>
internal SimpleCommit(RocketFilterApp rocket, Commit commit)
{
if (commit == null)
{
throw new ArgumentNullException("commit");
}
this.rocket = rocket;
this.commit = commit;
// Update all properties
Reset();
}
public static int Main(params string[] args)
{
var rocket = new RocketFilterApp();
if (RedirectOutput == null)
{
RedirectOutput = Console.Out;
}
rocket.OutputWriter = RedirectOutput;
var exeName = Path.GetFileNameWithoutExtension(typeof(Program).Assembly.Location);
bool showHelp = false;
var keeps = new StringBuilder();
var removes = new StringBuilder();
string repositoryPath = Environment.CurrentDirectory;
var _ = string.Empty;
var options = new OptionSet
{
"Copyright (C) 2015 Alexandre Mutel. All Rights Reserved",
"git-rocket-filter - Version: "
+
String.Format(
"{0}.{1}.{2}",
typeof(Program).Assembly.GetName().Version.Major,
typeof(Program).Assembly.GetName().Version.Minor,
typeof(Program).Assembly.GetName().Version.Build) + string.Empty,
_,
string.Format("Usage: {0} --branch <new_branch_name> [options]+ [revspec]", exeName),
_,
"A single [revspec] is currently supported (either HEAD, commit-id, or a from..to). Default is HEAD ",
_,
"## Options",
_,
{ "b|branch=", "All filtering will be created into the new branch specified by the {<name>}.", v => rocket.BranchName = v },
_,
{ "force", "If a branch is specified and a branch with the same name already exists, it will be overwritten.", (bool v) => rocket.BranchOverwrite = v },
_,
{ "h|help", "Show this message and exit", (bool v) => showHelp = v },
{ "v|verbose", "Show more verbose progress logs", (bool v) => rocket.Verbose = v },
{ "d|repo-dir=", "By default git-rocket-filter is running in the current directory expected to be a git repository. You can change this repository by passing a new repository path with this option", v => repositoryPath = v },
{ "disable-threads", "By default git-rocket-filter is running on multiple threads. This option allow to disable this feature.", (bool v) => rocket.DisableTasks = v },
{ "preserve-merge-commits", "By default git-rocket-filter removes merge commits that don't contain any changes compared to one of the parents. This option ensures that such 'empty' merge commits are preserved.", (bool v) => rocket.PreserveMergeCommits = v },
_,
"## Options for commit filtering",
_,
{ "c|commit-filter=", "Perform a rewrite of each commit by passing an {<expression>}. If the <expression> is true, the commit is kept, otherwise it is skipped. See Examples.", v => rocket.CommitFilter = v },
{ "commit-filter-script=", "Perform a rewrite of each commit by passing a file {<script>}. See Examples.", v => rocket.CommitFilter = SafeReadText(v, "commit-filter-script") },
{ "detach", "Detach first commits rewritten from their original parents.", (bool v) => rocket.DetachFirstCommits = v },
_,
_,
"## Options for tree filtering",
_,
"The following options are using .gitignore like patterns with extended C# scripting support. See Examples for more details.",
_,
{ "k|keep=", "Keep files that match the {<pattern>} from the current tree being visited (whitelist).", v => keeps.AppendLine(v) },
_,
{ "keep-script=", "Keep files that match the patterns defined in the {<pattern_file>} from the current tree being visited (whitelist).", v => keeps.Append(SafeReadText(v, "keep-script")) },
_,
{ "r|remove=", "Remove files that match the {<pattern>} from the current tree being visited (blacklist).", v => removes.AppendLine(v) },
_,
{ "remove-script=", "Remove files that match the patterns defined in the {<pattern_file>} from the current tree being visited (blacklist). ", v => removes.Append(SafeReadText(v, "remove-script")) },
_,
{ "include-links", "Include submodule git links for tree filtering (default is false). ", (bool v) => rocket.IncludeLinks = v },
_,
"## Examples",
_,
"Both commit filtering and tree filtering can run at the same time.",
_,
"### Commit-Filtering",
_,
"1) " + exeName + " --branch newMaster --commit-filter 'commit.Discard = commit.AuthorName.Length <= 10;'",
_,
" Keeps only commits with an author name with a length > 10.",
_,
"2) " + exeName + " -b newMaster -c 'if (commit.AuthorName.Contains(\"Marc\")) {{ commit.AuthorName = \"Jim\"; }}'",
_,
" Keeps all commits and rewrite commits with author name [Marc] by replacing by [Jim].",
_,
"3) " + exeName + " -b newMaster -c 'commit.Message += \"Added by rewrite!\";' HEAD~10..HEAD",
_,
" Rewrite 10 last commits from HEAD by adding a text to their commit message.",
_,
"### Tree-Filtering",
_,
"1) " + exeName + " --branch newMaster --keep /MyFolder",
_,
" Keeps only all files recursively from [/MyFolder] and write the new commits to the [newMaster]",
" branch.",
_,
"2) " + exeName + " --branch newMaster --remove /MyFolder",
_,
" Removes only all files recursively from [/MyFolder] and write the new commits to the [newMaster]",
" branch.",
_,
"3) " + exeName + " --branch newMaster --keep /MyFolder --remove /MyFolder/Test.txt",
_,
" Keeps all files recursively from [/MyFolder] except [Test.txt] and write the new commits to the",
" [newMaster] branch.",
_,
"4) " + exeName + " --branch newMaster --keep /MyFolder 158085b5..HEAD",
_,
" Keeps only all files recursively from [/MyFolder] from a specific commit to the head and write",
" the new commits to the [newMaster] branch.",
_,
"5) " + exeName + " --branch newMaster --keep \"/MyFolder => entry.Discard = entry.Size > 1024;\"",
_,
" Keeps recursively only files that are less than 1024 bytes from [/MyFolder] and write the new ",
" commits to the [newMaster] branch.",
_,
"Note that on Windows with msysgit, path are interpreted and can lead to unexpected behavior when using --keep or --remove option on the command line.",
"Check http://www.mingw.org/wiki/Posix_path_conversion for more details",
_,
"For more advanced usages, see https://github.com/xoofx/GitRocketFilter"
};
options.OptionWidth = 40;
options.LineWidth = 100;
options.ShiftNewLine = 0;
try
{
var arguments = options.Parse(args);
if (showHelp)
{
options.WriteOptionDescriptions(rocket.OutputWriter);
return(0);
}
// Check that we don't have any options ending in the arguments
foreach (var argument in arguments)
{
if (argument.StartsWith("-"))
{
throw new RocketException("Unexpected option [{0}]", argument);
}
}
if (arguments.Count > 1)
{
throw new RocketException("Expected only a single revspec. Unexpected arguments [{0}]",
string.Join(" ", arguments.Skip(1)));
}
else if (arguments.Count == 1)
{
rocket.RevisionRange = arguments[0];
}
rocket.RepositoryPath = Repository.Discover(repositoryPath);
if (rocket.RepositoryPath == null)
{
throw new RocketException("No git directory found from [{0}]", repositoryPath);
}
rocket.KeepPatterns = keeps.ToString();
rocket.RemovePatterns = removes.ToString();
rocket.Run();
}
catch (Exception exception)
{
if (exception is OptionException || exception is RocketException)
{
var backColor = Console.ForegroundColor;
Console.ForegroundColor = ConsoleColor.Red;
RedirectOutput.WriteLine(exception.Message);
Console.ForegroundColor = backColor;
var rocketException = exception as RocketException;
if (rocketException != null && rocketException.AdditionalText != null)
{
RedirectOutput.WriteLine(rocketException.AdditionalText);
}
RedirectOutput.WriteLine("See --help for usage");
return(1);
}
else
{
throw;
}
}
finally
{
rocket.Dispose();
}
return(0);
}
