114 lines
2.3 KiB
Go
114 lines
2.3 KiB
Go
package slog
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import (
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"fmt"
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"os"
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)
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func (l *Logger) Infof(format string, args ...any) {
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l.print(INFO, fmt.Sprintf(format, args...))
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}
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func (l *Logger) Info(m ...any) {
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l.print(INFO, m...)
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}
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func (l *Logger) Infoln(m ...any) {
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l.println(INFO, m...)
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}
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func (l *Logger) Warnf(format string, args ...any) {
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l.print(WARN, fmt.Sprintf(format, args...))
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}
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func (l *Logger) Warn(m ...any) {
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l.print(WARN, m...)
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}
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func (l *Logger) Warnln(m ...any) {
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l.println(WARN, m...)
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}
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func (l *Logger) Errorf(format string, args ...any) {
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l.print(ERROR, fmt.Sprintf(format, args...))
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}
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func (l *Logger) Error(m ...any) {
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l.print(ERROR, m...)
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}
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func (l *Logger) Errorln(m ...any) {
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l.println(ERROR, m...)
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}
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func (l *Logger) Fatalf(format string, args ...any) {
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l.print(FATAL, fmt.Sprintf(format, args...))
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os.Exit(1)
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}
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func (l *Logger) Fatal(m ...any) {
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l.print(FATAL, m...)
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os.Exit(1)
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}
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func (l *Logger) Fatalln(m ...any) {
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l.println(FATAL, m...)
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os.Exit(1)
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}
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func (l *Logger) Debugf(format string, args ...any) {
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l.print(DEBUG, fmt.Sprintf(format, args...))
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}
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func (l *Logger) Debug(m ...any) {
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l.print(DEBUG, m...)
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}
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func (l *Logger) Debugln(m ...any) {
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l.println(DEBUG, m...)
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}
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// Write message without trailing "\n"
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// Good for database
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func (l *Logger) print(level LogLevel, m ...any) {
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if l.level.n < level.n {
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return
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}
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if len(l.writers) == 0 {
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return
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}
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tb := getFullTraceback(0)
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for _, writer := range l.writers {
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if writer == nil {
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continue
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}
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err := writer.Print(level, l.prefix, tb, m...)
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if err != nil {
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l.reportWriterError(err)
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}
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}
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}
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// Docker requires "\n" at end to write to log.
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// print not work for docker, otherwise it will work and write into stdout
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func (l *Logger) println(level LogLevel, m ...any) {
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if l.level.n < level.n {
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return
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}
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if len(l.writers) == 0 {
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return
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}
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tb := getFullTraceback(0)
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messages := append(append(make([]any, 0, len(m)+1), m...), "\n")
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for _, writer := range l.writers {
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if writer == nil {
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continue
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}
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err := writer.Print(level, l.prefix, tb, messages...)
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if err != nil {
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l.reportWriterError(err)
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}
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}
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}
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// reportWriterError writes internal writer failures directly to stderr to avoid
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// re-entering the same logger path that just failed.
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func (l *Logger) reportWriterError(err error) {
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if err == nil {
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return
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}
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_, _ = fmt.Fprintf(os.Stderr, "[%s] logger writer error: %v\n", l.prefix, err)
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}
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