From cefce84f5eb95884344c3f97fc710d4ac0626359 Mon Sep 17 00:00:00 2001
From: Alexander Neonxp Kiryukhin <i@neonxp.ru>
Date: Fri, 16 May 2025 23:32:08 +0300
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---
 zsh/theme/gitstatus/src/repo.h | 126 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 zsh/theme/gitstatus/src/repo.h

(limited to 'zsh/theme/gitstatus/src/repo.h')

diff --git a/zsh/theme/gitstatus/src/repo.h b/zsh/theme/gitstatus/src/repo.h
new file mode 100644
index 0000000..f243f86
--- /dev/null
+++ b/zsh/theme/gitstatus/src/repo.h
@@ -0,0 +1,126 @@
+// Copyright 2019 Roman Perepelitsa.
+//
+// This file is part of GitStatus.
+//
+// GitStatus is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// GitStatus is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with GitStatus. If not, see <https://www.gnu.org/licenses/>.
+
+#ifndef ROMKATV_GITSTATUS_REPO_H_
+#define ROMKATV_GITSTATUS_REPO_H_
+
+#include <stddef.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <git2.h>
+
+#include <algorithm>
+#include <atomic>
+#include <condition_variable>
+#include <cstddef>
+#include <cstring>
+#include <functional>
+#include <future>
+#include <memory>
+#include <mutex>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include "check.h"
+#include "index.h"
+#include "options.h"
+#include "string_cmp.h"
+#include "tag_db.h"
+#include "time.h"
+
+namespace gitstatus {
+
+struct IndexStats {
+  size_t index_size = 0;
+  size_t num_staged = 0;
+  size_t num_unstaged = 0;
+  size_t num_conflicted = 0;
+  size_t num_untracked = 0;
+  size_t num_staged_new = 0;
+  size_t num_staged_deleted = 0;
+  size_t num_unstaged_deleted = 0;
+  size_t num_skip_worktree = 0;
+  size_t num_assume_unchanged = 0;
+};
+
+class Repo {
+ public:
+  explicit Repo(git_repository* repo, Limits lim);
+  Repo(Repo&& other) = delete;
+  ~Repo();
+
+  git_repository* repo() const { return repo_; }
+
+  // Head can be null, in which case has_staged will be false.
+  IndexStats GetIndexStats(const git_oid* head, git_config* cfg);
+
+  // Returns the last tag in lexicographical order whose target is equal to the given, or an
+  // empty string. Target can be null, in which case the tag is empty.
+  std::future<std::string> GetTagName(const git_oid* target);
+
+ private:
+  struct Shard {
+    bool Contains(Str<> str, StringView path) const;
+    std::string start_s;
+    std::string end_s;
+    size_t start_i;
+    size_t end_i;
+  };
+
+  void UpdateShards();
+
+  int OnDelta(const char* type, const git_diff_delta& d, std::atomic<size_t>& c1, size_t m1,
+              const std::atomic<size_t>& c2, size_t m2);
+
+  void StartStagedScan(const git_oid* head);
+  void StartDirtyScan(const std::vector<const char*>& paths);
+
+  void DecInflight();
+  void RunAsync(std::function<void()> f);
+  void Wait();
+
+  Limits lim_;
+  git_repository* const repo_;
+  git_index* git_index_ = nullptr;
+  std::vector<Shard> shards_;
+  git_oid head_ = {};
+  TagDb tag_db_;
+
+  std::unique_ptr<Index> index_;
+
+  std::mutex mutex_;
+  std::condition_variable cv_;
+  std::atomic<size_t> inflight_{0};
+  std::atomic<bool> error_{false};
+  std::atomic<size_t> staged_{0};
+  std::atomic<size_t> unstaged_{0};
+  std::atomic<size_t> conflicted_{0};
+  std::atomic<size_t> untracked_{0};
+  std::atomic<size_t> staged_new_{0};
+  std::atomic<size_t> staged_deleted_{0};
+  std::atomic<size_t> unstaged_deleted_{0};
+  std::atomic<size_t> skip_worktree_{0};
+  std::atomic<size_t> assume_unchanged_{0};
+  std::atomic<Tribool> untracked_cache_{Tribool::kUnknown};
+};
+
+}  // namespace gitstatus
+
+#endif  // ROMKATV_GITSTATUS_REPO_H_
-- 
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