99 lines
1.5 KiB
Go
Executable File
99 lines
1.5 KiB
Go
Executable File
package logb
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import (
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"fmt"
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"io"
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"os"
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)
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var level Level = INFO
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var writer io.Writer = os.Stderr
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func Reset() {
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Set()
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}
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func Writer() io.Writer {
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return writer
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}
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func Get() Level {
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return level
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}
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func Set(l ...Level) {
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if len(l) < 1 {
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l = []Level{INFO}
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}
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level.Set(l[0])
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Info("level set to", l[0])
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}
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func SetWriter(w io.Writer) {
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writer = w
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}
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func Info(args ...interface{}) {
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log(INFO, args...)
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}
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func Warn(args ...interface{}) {
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log(WARN, args...)
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}
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func Error(args ...interface{}) {
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log(ERROR, args...)
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}
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func Debug(args ...interface{}) {
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log(DEBUG, args...)
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}
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func Verbose(args ...interface{}) {
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log(VERBOSE, args...)
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}
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func Infof(form string, args ...interface{}) {
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logf(INFO, form, args...)
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}
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func Warnf(form string, args ...interface{}) {
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logf(WARN, form, args...)
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}
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func Errorf(form string, args ...interface{}) {
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logf(ERROR, form, args...)
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}
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func Debugf(form string, args ...interface{}) {
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logf(DEBUG, form, args...)
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}
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func Verbosef(form string, args ...interface{}) {
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logf(VERBOSE, form, args...)
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}
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func log(lvl Level, args ...interface{}) {
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v := ""
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if len(args) > 0 {
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args = append([]interface{}{}, args...)
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v = fmt.Sprint(args)
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if len(args) > 1 {
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v = v[1 : len(v)-1]
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}
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}
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logf(lvl, "%s", v)
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}
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func logf(lvl Level, form string, args ...interface{}) {
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if !level.Should(lvl) {
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return
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}
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form = fmt.Sprintf("[%v] %s\n", lvl.String()[:3], form)
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if writer != os.Stderr {
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fmt.Fprintf(writer, form, args...)
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} else {
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fmt.Fprintf(os.Stderr, form, args...)
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}
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}
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