log.go

package replpkg

import (
	"fmt"
	"os"
	"path/filepath"
	"runtime"
)

var debug bool

func debugf(format string, args ...interface{}) {

	if !debug {
		return
	}

	_, file, line, ok := runtime.Caller(1)
	if ok {
		format = fmt.Sprintf("%s:%d %s", filepath.Base(file), line, format)
	}

	fmt.Fprintf(os.Stderr, format+"\n", args...)
}

func errorf(format string, args ...interface{}) {
	fmt.Fprintf(os.Stderr, "error: "+format+"\n", args...)
}

func infof(format string, args ...interface{}) {
	fmt.Fprintf(os.Stderr, format+"\n", args...)
}