/
driver_logger.go
64 lines (50 loc) · 1.46 KB
/
driver_logger.go
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package bertybridge
import (
"os"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
type NativeLoggerDriver interface {
Log(level, namespace, message string) error
LevelEnabler(level string) bool
}
type nativeLogger struct {
zapcore.Core
enc zapcore.Encoder
l NativeLoggerDriver
}
func (mc *nativeLogger) Check(entry zapcore.Entry, checked *zapcore.CheckedEntry) *zapcore.CheckedEntry {
if mc.l.LevelEnabler(entry.Level.CapitalString()) {
return checked.AddCore(entry, mc)
}
return checked
}
func (mc *nativeLogger) Write(entry zapcore.Entry, fields []zapcore.Field) error {
buff, err := mc.enc.EncodeEntry(entry, fields)
if err != nil {
return err
}
return mc.l.Log(entry.Level.CapitalString(), entry.LoggerName, buff.String())
}
func newLogger(mlogger NativeLoggerDriver) *zap.Logger {
if mlogger == nil {
return zap.NewNop()
}
// native logger
nativeEncoderConfig := zap.NewDevelopmentEncoderConfig()
nativeEncoderConfig.LevelKey = ""
nativeEncoderConfig.TimeKey = ""
nativeEncoderConfig.NameKey = ""
nativeEncoderConfig.CallerKey = ""
nativeEncoder := zapcore.NewConsoleEncoder(nativeEncoderConfig)
nativeOutput := zapcore.Lock(os.Stderr)
nativeLevel := zap.LevelEnablerFunc(func(lvl zapcore.Level) bool { return lvl >= zapcore.DebugLevel })
nativeCore := &nativeLogger{
Core: zapcore.NewCore(nativeEncoder, nativeOutput, nativeLevel),
enc: nativeEncoder,
l: mlogger,
}
// create logger
logger := zap.New(nativeCore)
return logger
}