Add Print and Printf top level methods
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@ -8,7 +8,7 @@ Zerolog's API is designed to provide both a great developer experience and stunn
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The uber's [zap](https://godoc.org/go.uber.org/zap) library pioneered this approach. Zerolog is taking this concept to the next level with simpler to use API and even better performance.
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To keep the code base and the API simple, zerolog focuses on JSON logging only. Pretty logging on the console is made possible using the provided (but slower) `zerolog.ConsoleWriter`.
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To keep the code base and the API simple, zerolog focuses on JSON logging only. Pretty logging on the console is made possible using the provided (but inefficient) `zerolog.ConsoleWriter`.
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![](pretty.png)
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@ -31,6 +31,13 @@ import "github.com/rs/zerolog/log"
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### A global logger can be use for simple logging
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```go
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log.Print("hello world")
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// Output: {"level":"debug","time":1494567715,"message":"hello world"}
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```
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```go
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log.Info().Msg("hello world")
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17
log.go
17
log.go
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@ -68,6 +68,7 @@
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package zerolog
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import (
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"fmt"
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"io"
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"io/ioutil"
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"os"
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@ -289,6 +290,22 @@ func (l Logger) Log() *Event {
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return l.newEvent(PanicLevel, false, nil)
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}
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// Print sends a log event using debug level and no extra field.
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// Arguments are handled in the manner of fmt.Print.
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func (l Logger) Print(v ...interface{}) {
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if e := l.Debug(); e.Enabled() {
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e.Msg(fmt.Sprint(v...))
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}
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}
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// Printf sends a log event using debug level and no extra field.
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// Arguments are handled in the manner of fmt.Printf.
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func (l Logger) Printf(format string, v ...interface{}) {
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if e := l.Debug(); e.Enabled() {
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e.Msg(fmt.Sprintf(format, v...))
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}
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}
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// Write implements the io.Writer interface. This is useful to set as a writer
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// for the standard library log.
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func (l Logger) Write(p []byte) (n int, err error) {
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12
log/log.go
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log/log.go
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@ -84,6 +84,18 @@ func Log() *zerolog.Event {
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return Logger.Log()
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}
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// Print sends a log event using debug level and no extra field.
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// Arguments are handled in the manner of fmt.Print.
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func Print(v ...interface{}) {
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Logger.Print(v...)
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}
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// Printf sends a log event using debug level and no extra field.
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// Arguments are handled in the manner of fmt.Printf.
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func Printf(format string, v ...interface{}) {
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Logger.Printf(format, v...)
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}
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// Ctx returns the Logger associated with the ctx. If no logger
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// is associated, a disabled logger is returned.
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func Ctx(ctx context.Context) *zerolog.Logger {
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@ -49,6 +49,22 @@ func ExampleLogger_Sample() {
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// {"level":"info","message":"message 4"}
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}
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func ExampleLogger_Print() {
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log := zerolog.New(os.Stdout)
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log.Print("hello world")
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// Output: {"level":"debug","message":"hello world"}
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}
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func ExampleLogger_Printf() {
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log := zerolog.New(os.Stdout)
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log.Printf("hello %s", "world")
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// Output: {"level":"debug","message":"hello world"}
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}
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func ExampleLogger_Debug() {
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log := zerolog.New(os.Stdout)
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