git2wrap

C++20 wrapper for libgit2
git clone git://git.dimitrijedobrota.com/git2wrap.git
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commitbf3f4b789fa7e8cde351ea1625e617777d10c083
parent53dd34646d95815b781900a3ee6ba6bffeb723b7
authorDimitrije Dobrota <mail@dimitrijedobrota.com>
dateSun, 5 Jan 2025 23:41:15 +0100

Rule of 0 with smart pointers

Diffstat:
MCMakeLists.txt|+++--
Minclude/git2wrap/git2wrap.hpp|+++++++++++++++++---------------------
Msource/branch.cpp|+-----------------------
Asource/reference.cpp|++++++++++++++++
Msource/repository.cpp|++++++++++++----------

5 files changed, 49 insertions(+), 56 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt

@@ -4,7 +4,7 @@ include(cmake/prelude.cmake)

project(
git2wrap
VERSION 0.1.2
VERSION 0.1.3
DESCRIPTION "C++ 20 wrapper for libgit2"
HOMEPAGE_URL "https://git.dimitrijedobrota.com/git2wrap.git"
LANGUAGES CXX

@@ -17,9 +17,10 @@ include(cmake/variables.cmake)

add_library(
git2wrap_git2wrap
source/branch.cpp
source/libgit2.cpp
source/reference.cpp
source/repository.cpp
source/branch.cpp
)
add_library(git2wrap::git2wrap ALIAS git2wrap_git2wrap)

diff --git a/include/git2wrap/git2wrap.hpp b/include/git2wrap/git2wrap.hpp

@@ -1,6 +1,8 @@

#pragma once
#include <exception>
#include <functional>
#include <memory>
#include <string>
#include <git2.h>

@@ -54,29 +56,30 @@ private:

int m_cinit = 0;
};
class GIT2WRAP_EXPORT branch
class GIT2WRAP_EXPORT reference
{
public:
branch(git_reference* ref, git_branch_t type);
branch() = default;
branch(const branch&) = delete;
branch& operator=(const branch&) = delete;
explicit reference(git_reference* ref = nullptr);
branch(branch&& rhs) noexcept;
branch& operator=(branch&& rhs) noexcept;
git_reference* get() const;
~branch();
private:
std::unique_ptr<git_reference, std::function<void(git_reference*)>> m_ref;
};
git_reference* get_reference() { return m_ref; }
const git_reference* get_reference() const { return m_ref; }
class GIT2WRAP_EXPORT branch
{
public:
explicit branch(git_reference* ref = nullptr,
git_branch_t type = git_branch_t(0));
git_branch_t get_type() const { return m_type; }
git_reference* get_reference() const { return m_ref.get(); }
const std::string& get_name();
private:
git_reference* m_ref = nullptr;
reference m_ref;
git_branch_t m_type = {};
std::string m_name;

@@ -91,12 +94,6 @@ public:

explicit repository(git_repository* repo);
repository(const char* path, unsigned is_bare);
repository(const char* path, init_options* opts);
~repository();
repository(const repository&) = delete;
repository(repository&&) = delete;
repository& operator=(const repository&) = delete;
repository& operator=(repository&&) = delete;
static repository clone(const char* url,
const char* local_path,

@@ -130,9 +127,8 @@ public:

friend bool operator!=(const branch_iterator& lhs,
const branch_iterator& rhs);
git_branch_iterator* m_iter = nullptr;
private:
git_branch_iterator* m_iter = nullptr;
branch m_branch;
};

@@ -140,7 +136,7 @@ public:

branch_iterator branch_end() const;
private:
git_repository* m_repo = nullptr;
std::unique_ptr<git_repository, std::function<void(git_repository*)>> m_repo;
};
} // namespace git2wrap

diff --git a/source/branch.cpp b/source/branch.cpp

@@ -9,28 +9,6 @@ branch::branch(git_reference* ref, git_branch_t type)

{
}
branch::branch(branch&& rhs) noexcept
{
std::swap(m_ref, rhs.m_ref);
std::swap(m_type, rhs.m_type);
std::swap(m_name, rhs.m_name);
}
branch& branch::operator=(branch&& rhs) noexcept
{
std::swap(m_ref, rhs.m_ref);
std::swap(m_type, rhs.m_type);
std::swap(m_name, rhs.m_name);
return *this;
}
branch::~branch()
{
git_reference_free(m_ref);
m_ref = nullptr;
}
const std::string& branch::get_name()
{
if (!m_name.empty()) {

@@ -38,7 +16,7 @@ const std::string& branch::get_name()

}
const char* name = nullptr;
if (auto err = git_branch_name(&name, m_ref)) {
if (auto err = git_branch_name(&name, m_ref.get())) {
throw error(err, git_error_last(), __FILE__, __LINE__);
}

diff --git a/source/reference.cpp b/source/reference.cpp

@@ -0,0 +1,16 @@

#include "git2wrap/git2wrap.hpp"
namespace git2wrap
{
reference::reference(git_reference* ref)
: m_ref(ref, git_reference_free)
{
}
git_reference* reference::get() const
{
return m_ref.get();
}
} // namespace git2wrap

diff --git a/source/repository.cpp b/source/repository.cpp

@@ -4,28 +4,30 @@ namespace git2wrap

{
repository::repository(git_repository* repo)
: m_repo(repo)
: m_repo(repo, git_repository_free)
{
}
repository::repository(const char* path, unsigned is_bare)
{
if (auto err = git_repository_init(&m_repo, path, is_bare)) {
git_repository* repo = nullptr;
if (auto err = git_repository_init(&repo, path, is_bare)) {
throw error(err, git_error_last(), __FILE__, __LINE__);
}
m_repo = {repo, git_repository_free};
}
repository::repository(const char* path, init_options* opts)
{
if (auto err = git_repository_init_ext(&m_repo, path, opts)) {
git_repository* repo = nullptr;
if (auto err = git_repository_init_ext(&repo, path, opts)) {
throw error(err, git_error_last(), __FILE__, __LINE__);
}
}
repository::~repository()
{
git_repository_free(m_repo);
m_repo = nullptr;
m_repo = {repo, git_repository_free};
}
repository repository::clone(const char* url,

@@ -88,7 +90,7 @@ repository::branch_iterator& repository::branch_iterator::operator++()

}
}
m_branch = {ref, type};
m_branch = branch(ref, type);
return *this;
}

@@ -97,7 +99,7 @@ repository::branch_iterator repository::branch_begin(

{
git_branch_iterator* iter = nullptr;
if (auto err = git_branch_iterator_new(&iter, m_repo, list_flags)) {
if (auto err = git_branch_iterator_new(&iter, m_repo.get(), list_flags)) {
throw error(err, git_error_last(), __FILE__, __LINE__);
}