src/log/slog/example_test.go

   1 // Copyright 2022 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package slog_test
   6
   7 import (
   8         "log/slog"
   9         "log/slog/internal/testutil"
  10         "net/http"
  11         "os"
  12         "time"
  13 )
  14
  15 func ExampleGroup() {
  16         r, _ := http.NewRequest("GET", "localhost", nil)
  17         // ...
  18
  19         logger := slog.New(slog.HandlerOptions{ReplaceAttr: testutil.RemoveTime}.NewTextHandler(os.Stdout))
  20         slog.SetDefault(logger)
  21
  22         slog.Info("finished",
  23                 slog.Group("req",
  24                         slog.String("method", r.Method),
  25                         slog.String("url", r.URL.String())),
  26                 slog.Int("status", http.StatusOK),
  27                 slog.Duration("duration", time.Second))
  28
  29         // Output:
  30         // level=INFO msg=finished req.method=GET req.url=localhost status=200 duration=1s
  31 }