forked from Shiloh/githaven
132 lines
3.3 KiB
Go
132 lines
3.3 KiB
Go
// Copyright 2015 The Gogs Authors. All rights reserved.
|
|
// Use of this source code is governed by a MIT-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package git
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
|
|
"github.com/mcuadros/go-version"
|
|
)
|
|
|
|
// BranchPrefix base dir of the branch information file store on git
|
|
const BranchPrefix = "refs/heads/"
|
|
|
|
// IsReferenceExist returns true if given reference exists in the repository.
|
|
func IsReferenceExist(repoPath, name string) bool {
|
|
_, err := NewCommand("show-ref", "--verify", name).RunInDir(repoPath)
|
|
return err == nil
|
|
}
|
|
|
|
// IsBranchExist returns true if given branch exists in the repository.
|
|
func IsBranchExist(repoPath, name string) bool {
|
|
return IsReferenceExist(repoPath, BranchPrefix+name)
|
|
}
|
|
|
|
// IsBranchExist returns true if given branch exists in current repository.
|
|
func (repo *Repository) IsBranchExist(name string) bool {
|
|
return IsBranchExist(repo.Path, name)
|
|
}
|
|
|
|
// Branch represents a Git branch.
|
|
type Branch struct {
|
|
Name string
|
|
Path string
|
|
}
|
|
|
|
// GetHEADBranch returns corresponding branch of HEAD.
|
|
func (repo *Repository) GetHEADBranch() (*Branch, error) {
|
|
stdout, err := NewCommand("symbolic-ref", "HEAD").RunInDir(repo.Path)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
stdout = strings.TrimSpace(stdout)
|
|
|
|
if !strings.HasPrefix(stdout, BranchPrefix) {
|
|
return nil, fmt.Errorf("invalid HEAD branch: %v", stdout)
|
|
}
|
|
|
|
return &Branch{
|
|
Name: stdout[len(BranchPrefix):],
|
|
Path: stdout,
|
|
}, nil
|
|
}
|
|
|
|
// SetDefaultBranch sets default branch of repository.
|
|
func (repo *Repository) SetDefaultBranch(name string) error {
|
|
if version.Compare(gitVersion, "1.7.10", "<") {
|
|
return ErrUnsupportedVersion{"1.7.10"}
|
|
}
|
|
|
|
_, err := NewCommand("symbolic-ref", "HEAD", BranchPrefix+name).RunInDir(repo.Path)
|
|
return err
|
|
}
|
|
|
|
// GetBranches returns all branches of the repository.
|
|
func (repo *Repository) GetBranches() ([]string, error) {
|
|
stdout, err := NewCommand("show-ref", "--heads").RunInDir(repo.Path)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
infos := strings.Split(stdout, "\n")
|
|
branches := make([]string, len(infos)-1)
|
|
for i, info := range infos[:len(infos)-1] {
|
|
fields := strings.Fields(info)
|
|
if len(fields) != 2 {
|
|
continue // NOTE: I should believe git will not give me wrong string.
|
|
}
|
|
branches[i] = strings.TrimPrefix(fields[1], BranchPrefix)
|
|
}
|
|
return branches, nil
|
|
}
|
|
|
|
// DeleteBranchOptions Option(s) for delete branch
|
|
type DeleteBranchOptions struct {
|
|
Force bool
|
|
}
|
|
|
|
// DeleteBranch delete a branch by name on repository.
|
|
func (repo *Repository) DeleteBranch(name string, opts DeleteBranchOptions) error {
|
|
cmd := NewCommand("branch", "-d")
|
|
|
|
if opts.Force {
|
|
cmd.AddArguments("-f")
|
|
}
|
|
|
|
cmd.AddArguments(name)
|
|
_, err := cmd.RunInDir(repo.Path)
|
|
|
|
return err
|
|
}
|
|
|
|
// CreateBranch create a new branch
|
|
func (repo *Repository) CreateBranch(branch, newBranch string) error {
|
|
cmd := NewCommand("branch")
|
|
cmd.AddArguments(branch, newBranch)
|
|
|
|
_, err := cmd.RunInDir(repo.Path)
|
|
|
|
return err
|
|
}
|
|
|
|
// AddRemote adds a new remote to repository.
|
|
func (repo *Repository) AddRemote(name, url string, fetch bool) error {
|
|
cmd := NewCommand("remote", "add")
|
|
if fetch {
|
|
cmd.AddArguments("-f")
|
|
}
|
|
cmd.AddArguments(name, url)
|
|
|
|
_, err := cmd.RunInDir(repo.Path)
|
|
return err
|
|
}
|
|
|
|
// RemoveRemote removes a remote from repository.
|
|
func (repo *Repository) RemoveRemote(name string) error {
|
|
_, err := NewCommand("remote", "remove", name).RunInDir(repo.Path)
|
|
return err
|
|
}
|