| // Copyright 2019 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 telemetry |
| |
| import ( |
| "fmt" |
| "time" |
| ) |
| |
| type Event struct { |
| At time.Time |
| Message string |
| Error error |
| Tags TagList |
| } |
| |
| func (e Event) Format(f fmt.State, r rune) { |
| if !e.At.IsZero() { |
| fmt.Fprint(f, e.At.Format("2006/01/02 15:04:05 ")) |
| } |
| fmt.Fprint(f, e.Message) |
| if e.Error != nil { |
| if f.Flag('+') { |
| fmt.Fprintf(f, ": %+v", e.Error) |
| } else { |
| fmt.Fprintf(f, ": %v", e.Error) |
| } |
| } |
| for _, tag := range e.Tags { |
| fmt.Fprintf(f, "\n\t%v = %v", tag.Key, tag.Value) |
| } |
| } |