#include "git2cpp/initializer.h"

#include "git2cpp/repo.h"

#include <cassert>

#include <iostream>

namespace

{

using namespace git;

int create_branch(Repository & repo, const char * name, bool force)

{

try

{

auto head = repo.head();

auto branch = repo.create_branch(name, repo.commit_lookup(head.target()), force);

assert(branch);

assert(std::strcmp(branch.name(), name));

std::cout << "branch " << name << " has been created" << std::endl;

return EXIT_SUCCESS;

}

catch (branch_create_error const & e)

{

switch (e.reason)

{

case branch_create_error::already_exists:;

std::cerr << "a branch named '" << name << "' already exists" << std::endl;

break;

case branch_create_error::invalid_spec:

std::cerr << "'" << name << "' is not a valid branch name" << std::endl;

break;

case branch_create_error::unknown:

break;

}

return EXIT_FAILURE;

}

}

void print_help()

{

std::cerr << "invalid command line arguments, expected are:" << std::endl

<< "[[-f] branch_name]" << std::endl;

}

}

int main(int argc, char* argv[])

{

Initializer threads_initializer;

Repository repo(".");

switch (argc)

{

case 1:

{

auto branches = repo.branches(git::branch_type::ALL);

for (auto const & b : branches)

std::cout << b.name() << std::endl;

return EXIT_SUCCESS;

}

case 2:

return create_branch(repo, argv[1], false);

case 3:

if (std::strcmp(argv[1], "-f") != 0)

{

print_help();

return EXIT_FAILURE;

}

return create_branch(repo, argv[2], true);

default:

print_help();

return EXIT_FAILURE;

}

}