execenv

type Env struct {
	Repo    repository.ClockedRepo
	Backend *cache.RepoCache
	In      In
	Out     Out
	Err     Out
}

type In interface {
	io.Reader

	// IsTerminal tells if the input is a user terminal (rather than a buffer,
	// a pipe ...), which tells if we can use interactive features.
	IsTerminal() bool

	// ForceIsTerminal allow to force the returned value of IsTerminal
	// This only works in test scenario.
	ForceIsTerminal(value bool)
}

type Out interface {
	io.Writer

	Printf(format string, a ...interface{})
	Print(a ...interface{})
	Println(a ...interface{})
	PrintJSON(v interface{}) error

	// IsTerminal tells if the output is a user terminal (rather than a buffer,
	// a pipe ...), which tells if we can use colors and other interactive features.
	IsTerminal() bool
	// Width return the width of the attached terminal, or a good enough value.
	Width() int

	// Raw return the underlying io.Writer, or itself if not.
	// This is useful if something need to access the raw file descriptor.
	Raw() io.Writer

	// String returns what have been written in the output before, as a string.
	// This only works in test scenario.
	String() string
	// Bytes returns what have been written in the output before, as []byte.
	// This only works in test scenario.
	Bytes() []byte
	// Reset clear what has been recorded as written in the output before.
	// This only works in test scenario.
	Reset()
	// ForceIsTerminal allow to force the returned value of IsTerminal
	// This only works in test scenario.
	ForceIsTerminal(value bool)
}

type TestIn struct {
	*bytes.Buffer
	// contains filtered or unexported fields
}

type TestOut struct {
	*bytes.Buffer
	// contains filtered or unexported fields
}