// Interface to run commands

// Copyright (C) 2021-2023  Simon Ruderich
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package run

import (
	"os/exec"
)

// Runner abstracts running commands to permit testing.
type Runner interface {
	Run(*exec.Cmd) error
	CombinedOutput(*exec.Cmd) ([]byte, error)
}

// ExecRunner implements Runner by calling the corresponding function from
// exec.Cmd.
type ExecRunner struct {
}

func (r ExecRunner) Run(cmd *exec.Cmd) error {
	return cmd.Run()
}
func (r ExecRunner) CombinedOutput(cmd *exec.Cmd) ([]byte, error) {
	return cmd.CombinedOutput()
}