package pipeline

import (
	"io"
)

type Cmd interface {
	CombinedOutput() ([]byte, error)
	Output() ([]byte, error)
	Run() error
	Start() error
	StderrPipe() (io.ReadCloser, error)
	StdinPipe() (io.WriteCloser, error)
	StdoutPipe() (io.ReadCloser, error)
	Wait() error
}