| // Copyright 2020 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package export_test |
| |
| import ( |
| "context" |
| "errors" |
| "os" |
| "time" |
| |
| "golang.org/x/tools/internal/telemetry/event" |
| "golang.org/x/tools/internal/telemetry/export" |
| ) |
| |
| func ExampleLog() { |
| ctx := context.Background() |
| event.SetExporter(timeFixer(export.LogWriter(os.Stdout, false))) |
| anInt := event.NewIntKey("myInt", "an integer") |
| aString := event.NewStringKey("myString", "a string") |
| event.Print(ctx, "my event", anInt.Of(6)) |
| event.Error(ctx, "error event", errors.New("an error"), aString.Of("some string value")) |
| // Output: |
| // 2020/03/05 14:27:48 my event |
| // myInt=6 |
| // 2020/03/05 14:27:48 error event: an error |
| // myString="some string value" |
| } |
| |
| func timeFixer(output event.Exporter) event.Exporter { |
| at, _ := time.Parse(time.RFC3339Nano, "2020-03-05T14:27:48Z") |
| return func(ctx context.Context, ev event.Event, tagMap event.TagMap) context.Context { |
| ev.At = at |
| return output(ctx, ev, tagMap) |
| } |
| } |