prometheus/vendor/github.com/go-kit/kit/log/term/term.go
2017-09-07 14:14:33 +02:00

23 lines
623 B
Go

// Package term provides tools for logging to a terminal.
package term
import (
"io"
"github.com/go-kit/kit/log"
)
// NewLogger returns a Logger that takes advantage of terminal features if
// possible. Log events are formatted by the Logger returned by newLogger. If
// w is a terminal each log event is colored according to the color function.
func NewLogger(w io.Writer, newLogger func(io.Writer) log.Logger, color func(keyvals ...interface{}) FgBgColor) log.Logger {
if !IsTerminal(w) {
return newLogger(w)
}
return NewColorLogger(NewColorWriter(w), newLogger, color)
}
type fder interface {
Fd() uintptr
}