git

type Executor struct {
	// contains filtered or unexported fields
}

type Git interface {
	// Clone clones a repository from url to dest.
	Clone(ctx context.Context, url, dest string) error
	// Checkout switches to the specified branch in dir.
	Checkout(ctx context.Context, dir, branch string) error
	// Pull fetches and merges changes in dir.
	Pull(ctx context.Context, dir string) error
	// ResetHard discards all local changes in dir.
	ResetHard(ctx context.Context, dir string) error
	// RemoteURL returns the origin remote URL for dir.
	RemoteURL(ctx context.Context, dir string) (string, error)
	// IsClean returns true if there are no uncommitted changes in dir.
	IsClean(ctx context.Context, dir string) (bool, error)
	// Branch returns the current branch name, or short commit SHA if in detached HEAD state.
	Branch(ctx context.Context, dir string) (string, error)
	// DefaultBranch returns the default branch name (e.g., "main" or "master") for the repository.
	DefaultBranch(ctx context.Context, dir string) (string, error)
	// DiffStats returns the number of lines added and deleted compared to the default branch.
	DiffStats(ctx context.Context, dir string) (additions, deletions int, err error)
	// IsValidRepo checks if dir contains a valid git repository.
	IsValidRepo(ctx context.Context, dir string) error
	// CloneBare creates a bare clone of url at dest.
	CloneBare(ctx context.Context, url, dest string) error
	// WorktreeAdd creates a new worktree at path on a new branch named branch.
	WorktreeAdd(ctx context.Context, repoDir, path, branch string) error
	// WorktreeRemove removes the worktree at path and deletes the branch from repoDir.
	WorktreeRemove(ctx context.Context, repoDir, path, branch string) error
	// WorktreeReset resets the worktree at worktreePath to origin's default branch.
	// It fetches the default branch ref from bareDir, then resets the worktree.
	WorktreeReset(ctx context.Context, bareDir, worktreePath string) error
	// Fetch fetches all remotes in dir.
	Fetch(ctx context.Context, dir string) error
	// HasUnpushedCommits returns true if there are local commits not yet pushed to a remote.
	// It first checks the upstream tracking branch; if none is set, it falls back to comparing
	// against origin/<default branch>. Returns false (no risk) on any git error.
	HasUnpushedCommits(ctx context.Context, dir string) (bool, error)
}