File: blog.go

package info (click to toggle)
golang-github-backblaze-blazer 0.6.1-4
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 612 kB
  • sloc: makefile: 5
file content (54 lines) | stat: -rw-r--r-- 1,263 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
// Copyright 2017, the Blazer authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// Package blog implements a private logger, in the manner of glog, without
// polluting the flag namespace or leaving files all over /tmp.
//
// It has almost no features, and a bunch of global state.
package blog

import (
	"log"
	"os"
	"strconv"
)

var level int32

type Verbose bool

func init() {
	lvl := os.Getenv("B2_LOG_LEVEL")
	i, err := strconv.ParseInt(lvl, 10, 32)
	if err != nil {
		return
	}
	level = int32(i)
}

func (v Verbose) Info(a ...interface{}) {
	if v {
		log.Print(a...)
	}
}

func (v Verbose) Infof(format string, a ...interface{}) {
	if v {
		log.Printf(format, a...)
	}
}

func V(target int32) Verbose {
	return Verbose(target <= level)
}