logstream is simple library for logging
go get github.com/snowmerak/logstream/v2
package main
import (
"context"
"os"
"os/signal"
"time"
"github.com/diy-cloud/logstream"
"github.com/diy-cloud/logstream/consumer/stdout"
"github.com/diy-cloud/logstream/log"
"github.com/diy-cloud/logstream/log/loglevel"
)
func main() {
// register topic into trie
logstream.Trie.RegisterTopic("A")
// register consumer into trie at specific topic
// if there are several consumers in one topic, send log message to all consumers.
logstream.Trie.RegisterConsumer("A", stdout.New(context.Background(), loglevel.Debug, nil))
logstream.Trie.RegisterTopic("B")
logstream.Trie.RegisterConsumer("B", stdout.New(context.Background(), loglevel.Error, nil))
logstream.Write("A", log.New(0, loglevel.Debug, "A"))
logstream.Write("B", log.New(0, loglevel.Debug, "B"))
logstream.Write("A", log.New(0, loglevel.Info, "A"))
logstream.Write("B", log.New(0, loglevel.Info, "B"))
logstream.Write("A", log.New(0, loglevel.Warn, "A"))
logstream.Write("B", log.New(0, loglevel.Warn, "B"))
logstream.Write("A", log.New(0, loglevel.Error, "A", log.Rune("rune", '🐶')))
logstream.Write("B", log.New(0, loglevel.Error, "B", log.Int64("int64", 1)))
logstream.Write("A", log.New(0, loglevel.Fatal, "A", log.Bool("bool", true), log.Float64("float64", 1.1)))
logstream.Write("B", log.New(0, loglevel.Fatal, "B", log.Duration("one hour", time.Hour), log.Duration("one minute", time.Minute)))
sig := make(chan os.Signal, 1)
signal.Notify(sig, os.Interrupt)
<-sig
}2022-02-07T15:58:53+09:00 [DEBUG] A ?
2022-02-07T15:58:53+09:00 [INFO] A ?
2022-02-07T15:58:53+09:00 [WARN] A ?
2022-02-07T15:58:53+09:00 [ERROR] A ? rune='🐶'
2022-02-07T15:58:53+09:00 [FATAL] A ? bool=true
2022-02-07T15:58:53+09:00 [ERROR] B ? int64=1
2022-02-07T15:58:53+09:00 [FATAL] B ? one hour=1h0m0s one minute=1m0s