Method CanExecuteGitDiff

git/git.go:177–188

CanExecuteGitDiff checks if git diff can be executed in the current directory. It returns an error if the current directory is not a git repository or if git diff cannot be executed.

(ctx context.Context)

// CanExecuteGitDiff checks if git diff can be executed in the current directory.
// It returns an error if the current directory is not a git repository or if git diff cannot be executed.
func (c *Command) CanExecuteGitDiff(ctx context.Context) error {
	output, err := c.checkGitRepository(ctx).Output()
	if err != nil {
		return errors.New("not a git repository (or any of the parent directories)")
	}

	if strings.TrimSpace(string(output)) != "true" {
		return errors.New("not inside a git working tree")
	}

	return nil
}

// Diff compares the differences between two sets of data.
// It returns a string representing the differences and an error.