Function dirOption

internal/execext/exec.go:159–178

(path string)

}

func dirOption(path string) interp.RunnerOption {
	return func(r *interp.Runner) error {
		err := interp.Dir(path)(r)
		if err == nil {
			return nil
		}

		// If the specified directory doesn't exist, it will be created later.
		// Therefore, even if `interp.Dir` method returns an error, the
		// directory path should be set only when the directory cannot be found.
		if absPath, _ := filepath.Abs(path); absPath != "" {
			if _, err := os.Stat(absPath); os.IsNotExist(err) {
				r.Dir = absPath
				return nil
			}
		}

		return err
	}
}