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util.go
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util.go
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package common
import (
"fmt"
"os"
"strings"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
func BriefHash(hash string) string {
return fmt.Sprintf("[%s...%s]", hash[:8], hash[len(hash)-8:])
}
func CheckError(err error) {
if err != nil {
zap.S().Fatalf("Fatal error: %s", err.Error())
os.Exit(1)
}
}
func SetupLogger(level string) (*zap.Logger, *zap.SugaredLogger) {
al := zap.NewAtomicLevel()
var opts []zap.Option
switch strings.ToUpper(level) {
case "DEV":
al.SetLevel(zap.DebugLevel)
opts = append(opts, zap.AddCaller())
case "DEBUG":
al.SetLevel(zap.DebugLevel)
case "INFO":
al.SetLevel(zap.InfoLevel)
case "ERROR":
al.SetLevel(zap.ErrorLevel)
case "WARN":
al.SetLevel(zap.WarnLevel)
case "FATAL":
al.SetLevel(zap.FatalLevel)
default:
al.SetLevel(zap.InfoLevel)
}
ec := zap.NewDevelopmentEncoderConfig()
core := zapcore.NewCore(zapcore.NewConsoleEncoder(ec), zapcore.Lock(os.Stdout), al)
logger := zap.New(core)
zap.ReplaceGlobals(logger.WithOptions(opts...))
return logger, logger.Sugar()
}