f9a24eb7eb
This gives us free error-propagation in Core::command(...) and HackStudio::ProjectBuilder::for_each_library_dependencies. The comment about "String will be in the null state" has been misleading for a long time, so it is removed.
133 lines
3.5 KiB
C++
133 lines
3.5 KiB
C++
/*
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* Copyright (c) 2020, Itamar S. <itamar8910@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "GitRepo.h"
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#include <LibCore/Command.h>
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namespace HackStudio {
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GitRepo::CreateResult GitRepo::try_to_create(DeprecatedString const& repository_root)
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{
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if (!git_is_installed()) {
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return { CreateResult::Type::GitProgramNotFound, nullptr };
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}
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if (!git_repo_exists(repository_root)) {
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return { CreateResult::Type::NoGitRepo, nullptr };
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}
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return { CreateResult::Type::Success, adopt_ref(*new GitRepo(repository_root)) };
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}
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RefPtr<GitRepo> GitRepo::initialize_repository(DeprecatedString const& repository_root)
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{
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auto res = command_wrapper({ "init" }, repository_root);
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if (res.is_null())
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return {};
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VERIFY(git_repo_exists(repository_root));
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return adopt_ref(*new GitRepo(repository_root));
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}
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Vector<DeprecatedString> GitRepo::unstaged_files() const
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{
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auto modified = modified_files();
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auto untracked = untracked_files();
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modified.extend(move(untracked));
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return modified;
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}
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//
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Vector<DeprecatedString> GitRepo::staged_files() const
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{
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auto raw_result = command({ "diff", "--cached", "--name-only" });
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if (raw_result.is_null())
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return {};
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return parse_files_list(raw_result);
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}
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Vector<DeprecatedString> GitRepo::modified_files() const
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{
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auto raw_result = command({ "ls-files", "--modified", "--exclude-standard" });
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if (raw_result.is_null())
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return {};
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return parse_files_list(raw_result);
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}
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Vector<DeprecatedString> GitRepo::untracked_files() const
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{
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auto raw_result = command({ "ls-files", "--others", "--exclude-standard" });
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if (raw_result.is_null())
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return {};
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return parse_files_list(raw_result);
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}
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Vector<DeprecatedString> GitRepo::parse_files_list(DeprecatedString const& raw_result)
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{
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auto lines = raw_result.split('\n');
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Vector<DeprecatedString> files;
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for (auto const& line : lines) {
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files.empend(line);
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}
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return files;
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}
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DeprecatedString GitRepo::command(Vector<DeprecatedString> const& command_parts) const
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{
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return command_wrapper(command_parts, m_repository_root);
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}
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DeprecatedString GitRepo::command_wrapper(Vector<DeprecatedString> const& command_parts, DeprecatedString const& chdir)
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{
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auto const result = Core::command("git", command_parts, LexicalPath(chdir));
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if (result.is_error() || result.value().exit_code != 0)
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return {};
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return DeprecatedString(result.value().output.bytes());
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}
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bool GitRepo::git_is_installed()
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{
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return !command_wrapper({ "--help" }, "/").is_null();
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}
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bool GitRepo::git_repo_exists(DeprecatedString const& repo_root)
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{
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return !command_wrapper({ "status" }, repo_root).is_null();
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}
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bool GitRepo::stage(DeprecatedString const& file)
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{
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return !command({ "add", file }).is_null();
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}
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bool GitRepo::unstage(DeprecatedString const& file)
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{
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return !command({ "reset", "HEAD", "--", file }).is_null();
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}
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bool GitRepo::commit(DeprecatedString const& message)
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{
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return !command({ "commit", "-m", message }).is_null();
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}
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Optional<DeprecatedString> GitRepo::original_file_content(DeprecatedString const& file) const
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{
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return command({ "show", DeprecatedString::formatted("HEAD:{}", file) });
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}
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Optional<DeprecatedString> GitRepo::unstaged_diff(DeprecatedString const& file) const
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{
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return command({ "diff", file.characters() });
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}
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bool GitRepo::is_tracked(DeprecatedString const& file) const
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{
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auto res = command({ "ls-files", file });
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if (res.is_null())
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return false;
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return !res.is_empty();
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}
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}
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