executioner

type BaseCmd struct {
	*exec.Cmd
}

type Cmd interface {
	SetPath(string)
	SetArgs([]string)
	SetEnv([]string)
	SetDir(string)
	SetStdin(io.Reader)
	SetStdout(io.Writer)
	SetStderr(io.Writer)
	SetExtraFiles([]*os.File)
	SetSysProcAttr(*syscall.SysProcAttr)

	GetPath() string
	GetArgs() []string
	GetEnv() []string
	GetDir() string
	GetStdin() io.Reader
	GetStdout() io.Writer
	GetStderr() io.Writer
	GetExtraFiles() []*os.File
	GetSysProcAttr() *syscall.SysProcAttr
	GetProcess() *os.Process
	GetProcessState() *os.ProcessState

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

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

type MemCmd struct {
	*BaseCmd
	MemExec
	Context context.Context
}

type MemExec struct {
	CombinedOutputCallback func(*MemCmd) ([]byte, error)
	OutputCallback         func(*MemCmd) ([]byte, error)
	RunCallback            func(*MemCmd) error
	StartCallback          func(*MemCmd) error
	StderrPipeCallback     func(*MemCmd) (io.ReadCloser, error)
	StdinPipeCallback      func(*MemCmd) (io.WriteCloser, error)
	StdoutPipeCallback     func(*MemCmd) (io.ReadCloser, error)
	WaitCallback           func(*MemCmd) error
}

type OsCmd struct {
	BaseCmd
}

type OsExec struct{}