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// Copyright 2015 The Gogs Authors. All rights reserved.
// Copyright 2018 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package git
import (
"context"
"errors"
"strings"
)
// 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(ctx context.Context, repoPath, name string) bool {
_, _, err := NewCommand("show-ref", "--verify").AddDashesAndList(name).RunStdString(ctx, &RunOpts{Dir: repoPath})
return err == nil
}
// IsBranchExist returns true if given branch exists in the repository.
func IsBranchExist(ctx context.Context, repoPath, name string) bool {
return IsReferenceExist(ctx, repoPath, BranchPrefix+name)
}
func GetDefaultBranch(ctx context.Context, repoPath string) (string, error) {
stdout, _, err := NewCommand("symbolic-ref", "HEAD").RunStdString(ctx, &RunOpts{Dir: repoPath})
if err != nil {
return "", err
}
stdout = strings.TrimSpace(stdout)
if !strings.HasPrefix(stdout, BranchPrefix) {
return "", errors.New("the HEAD is not a branch: " + stdout)
}
return strings.TrimPrefix(stdout, BranchPrefix), 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")
if opts.Force {
cmd.AddArguments("-D")
} else {
cmd.AddArguments("-d")
}
cmd.AddDashesAndList(name)
_, _, err := cmd.RunStdString(repo.Ctx, &RunOpts{Dir: repo.Path})
return err
}
// CreateBranch create a new branch
func (repo *Repository) CreateBranch(branch, oldbranchOrCommit string) error {
cmd := NewCommand("branch")
cmd.AddDashesAndList(branch, oldbranchOrCommit)
_, _, err := cmd.RunStdString(repo.Ctx, &RunOpts{Dir: 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.AddDynamicArguments(name, url)
_, _, err := cmd.RunStdString(repo.Ctx, &RunOpts{Dir: repo.Path})
return err
}
// RemoveRemote removes a remote from repository.
func (repo *Repository) RemoveRemote(name string) error {
_, _, err := NewCommand("remote", "rm").AddDynamicArguments(name).RunStdString(repo.Ctx, &RunOpts{Dir: repo.Path})
return err
}
// RenameBranch rename a branch
func (repo *Repository) RenameBranch(from, to string) error {
_, _, err := NewCommand("branch", "-m").AddDynamicArguments(from, to).RunStdString(repo.Ctx, &RunOpts{Dir: repo.Path})
return err
}
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