first commit

pkg/logger/logger.go

@@ -0,0 +1,43 @@
+package logger
+
+import (
+	"go.uber.org/zap"
+	"go.uber.org/zap/zapcore"
+)
+
+var log *zap.SugaredLogger
+
+func Init(level string) error {
+	var zapLevel zapcore.Level
+	if err := zapLevel.UnmarshalText([]byte(level)); err != nil {
+		zapLevel = zapcore.InfoLevel
+	}
+
+	cfg := zap.Config{
+		Level:            zap.NewAtomicLevelAt(zapLevel),
+		Encoding:         "console",
+		EncoderConfig:    zap.NewDevelopmentEncoderConfig(),
+		OutputPaths:      []string{"stdout"},
+		ErrorOutputPaths: []string{"stderr"},
+	}
+
+	l, err := cfg.Build(zap.AddCallerSkip(1))
+	if err != nil {
+		return err
+	}
+
+	log = l.Sugar()
+	return nil
+}
+
+func Info(msg string, keysAndValues ...interface{})  { log.Infow(msg, keysAndValues...) }
+func Warn(msg string, keysAndValues ...interface{})  { log.Warnw(msg, keysAndValues...) }
+func Error(msg string, keysAndValues ...interface{}) { log.Errorw(msg, keysAndValues...) }
+func Debug(msg string, keysAndValues ...interface{}) { log.Debugw(msg, keysAndValues...) }
+func Fatal(msg string, keysAndValues ...interface{}) { log.Fatalw(msg, keysAndValues...) }
+
+func Sync() {
+	if log != nil {
+		_ = log.Sync()
+	}
+}