This is a simple file writer that it writes message to the specified format path.
The file path is constructed based on current date and time, like cronolog.
This project follows the Semantic Versioning.
$ go get -u github.com/utahta/go-cronowriter
API documentation can be found here.
The format specifications can be found here.
import "github.com/utahta/go-cronowriter"w := cronowriter.MustNew("/path/to/example.log.%Y%m%d")
w.Write([]byte("test"))
// output file
// /path/to/example.log.20170204You can specify the directory as below
w := cronowriter.MustNew("/path/to/%Y/%m/%d/example.log")
w.Write([]byte("test"))
// output file
// /path/to/2017/02/04/example.logwith Location
w := cronowriter.MustNew("/path/to/example.log.%Z", writer.WithLocation(time.UTC))
w.Write([]byte("test"))
// output file
// /path/to/example.log.UTCwith Symlink
w := cronowriter.MustNew("/path/to/example.log.%Y%m%d", writer.WithSymlink("/path/to/example.log"))
w.Write([]byte("test"))
// output file
// /path/to/example.log.20170204
// /path/to/example.log -> /path/to/example.log.20170204with Mutex
w := cronowriter.MustNew("/path/to/example.log.%Y%m%d", writer.WithMutex())no use Mutex
w := cronowriter.MustNew("/path/to/example.log.%Y%m%d", writer.WithNopMutex())with Debug (stdout and stderr)
w := cronowriter.MustNew("/path/to/example.log.%Y%m%d", writer.WithDebug())
w.Write([]byte("test"))
// output file, stdout and stderr
// /path/to/example.log.20170204with Init
w := cronowriter.MustNew("/path/to/example.log.%Y%m%d", writer.WithInit())
// open the file when New() method is called
// /path/to/example.log.20170204package main
import (
"github.com/utahta/go-cronowriter"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
func main() {
w1 := cronowriter.MustNew("/tmp/example.log.%Y%m%d")
w2 := cronowriter.MustNew("/tmp/internal_error.log.%Y%m%d")
l := zap.New(
zapcore.NewCore(
zapcore.NewJSONEncoder(zap.NewProductionEncoderConfig()),
zapcore.AddSync(w1),
zapcore.InfoLevel,
),
zap.ErrorOutput(zapcore.AddSync(w2)),
)
l.Info("test")
}
// output
// /tmp/example.log.20170204
// {"level":"info","ts":1486198722.1201255,"msg":"test"}- Fork it ( https://github.com/utahta/go-cronowriter/fork )
- Create your feature branch (
git checkout -b my-new-feature) - Commit your changes (
git commit -am 'Add some feature') - Push to the branch (
git push origin my-new-feature) - Create a new Pull Request
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent