execshim

type Cmd interface {
	Start() error
	SetStdout(io.Writer)
	SetStderr(io.Writer)
	SetStdin(io.Reader)
	StdoutPipe() (io.ReadCloser, error)
	StderrPipe() (io.ReadCloser, error)
	Wait() error
	SetEnv([]string)
	Run() error
	CombinedOutput() ([]byte, error)
	Pid() int
	SysProcAttr() *syscall.SysProcAttr
}

type Exec interface {
	Command(name string, arg ...string) Cmd
	CommandContext(ctx context.Context, name string, arg ...string) Cmd
	LookPath(file string) (string, error)
}

type ExecShim struct{}