3 // Copyright (C) 2021 Simon Ruderich
5 // This program is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with this program. If not, see <http://www.gnu.org/licenses/>.
23 "ruderich.org/simon/safcm"
26 // LogFunc is a helper type to reduce typing.
27 type LogFunc func(level safcm.LogLevel, format string, a ...interface{})
29 type Logger interface {
30 Verbosef(format string, a ...interface{})
31 Debugf(format string, a ...interface{})
32 Debug2f(format string, a ...interface{})
35 type PrefixLogger struct {
40 func NewLogger(prefix string, fun LogFunc) *PrefixLogger {
47 func (l *PrefixLogger) Verbosef(format string, a ...interface{}) {
48 l.log(safcm.LogVerbose, format, a...)
50 func (l *PrefixLogger) Debugf(format string, a ...interface{}) {
51 l.log(safcm.LogDebug, format, a...)
53 func (l *PrefixLogger) Debug2f(format string, a ...interface{}) {
54 l.log(safcm.LogDebug2, format, a...)
57 func (l *PrefixLogger) log(level safcm.LogLevel,
58 format string, a ...interface{}) {
59 l.fun(level, "%s %s", l.prefix, fmt.Sprintf(format, a...))