Function IsWriterStandardStream

logging.go:282–289

IsWriterStandardStream returns true if the input is a writer-opener to a standard stream (stdout, stderr).

(wo WriterOpener)

// IsWriterStandardStream returns true if the input is a
// writer-opener to a standard stream (stdout, stderr).
func IsWriterStandardStream(wo WriterOpener) bool {
	switch wo.(type) {
	case StdoutWriter, StderrWriter,
		*StdoutWriter, *StderrWriter:
		return true
	}
	return false
}

type writerDestructor struct {
	io.WriteCloser