forked from profefe/profefe
/
config.go
56 lines (48 loc) · 1.34 KB
/
config.go
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package log
import (
"flag"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
type Config struct {
Level string
Format string
}
func (conf *Config) RegisterFlags(f *flag.FlagSet) {
f.StringVar(&conf.Level, "log.level", "error", "log level")
f.StringVar(&conf.Format, "log.format", "console", "(TODO) log formatter")
}
func (conf *Config) Build() (*Logger, error) {
encConf := zapcore.EncoderConfig{
TimeKey: "ts",
LevelKey: "level",
NameKey: "logger",
CallerKey: "caller",
MessageKey: "msg",
StacktraceKey: "stacktrace",
EncodeLevel: zapcore.LowercaseLevelEncoder,
EncodeTime: zapcore.ISO8601TimeEncoder,
EncodeDuration: zapcore.StringDurationEncoder,
EncodeCaller: zapcore.ShortCallerEncoder,
}
configLevel, err := zap.ParseAtomicLevel(conf.Level)
if err != nil {
return nil, err
}
zapConf := zap.Config{
Level: configLevel,
Development: true,
DisableStacktrace: true,
Encoding: conf.Format,
EncoderConfig: encConf,
OutputPaths: []string{"stderr"},
ErrorOutputPaths: []string{"stderr"},
}
// add caller skip 1 to prevent zap from reporting logger as the source of the log line (caller)
baseLogger, err := zapConf.Build(zap.AddCallerSkip(1))
if err != nil {
return nil, err
}
zap.RedirectStdLog(baseLogger)
return New(baseLogger), nil
}