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level.go
35 lines (31 loc) · 798 Bytes
/
level.go
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package logger
import (
"fmt"
"strings"
"github.com/rs/zerolog"
)
// LogLevelDecoder deserializes the log level from a config string.
type LevelDecoder zerolog.Level
// Decode implements envconfig.Decoder
func (ll *LevelDecoder) Decode(value string) error {
value = strings.TrimSpace(strings.ToLower(value))
switch value {
case "panic":
*ll = LevelDecoder(zerolog.PanicLevel)
case "fatal":
*ll = LevelDecoder(zerolog.FatalLevel)
case "error":
*ll = LevelDecoder(zerolog.ErrorLevel)
case "warn":
*ll = LevelDecoder(zerolog.WarnLevel)
case "info":
*ll = LevelDecoder(zerolog.InfoLevel)
case "debug":
*ll = LevelDecoder(zerolog.DebugLevel)
case "trace":
*ll = LevelDecoder(zerolog.TraceLevel)
default:
return fmt.Errorf("unknown log level %q", value)
}
return nil
}