| // 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 event |
| |
| import ( |
| "context" |
| "errors" |
| ) |
| |
| // Log sends a log event with the supplied tag list to the exporter. |
| func Log(ctx context.Context, tags ...Tag) { |
| dispatch(ctx, Event{ |
| typ: LogType, |
| tags: tags, |
| }) |
| } |
| |
| // Print takes a message and a tag list and combines them into a single event |
| // before delivering them to the exporter. |
| func Print(ctx context.Context, message string, tags ...Tag) { |
| dispatch(ctx, Event{ |
| typ: LogType, |
| Message: message, |
| tags: tags, |
| }) |
| } |
| |
| // Error takes a message and a tag list and combines them into a single event |
| // before delivering them to the exporter. It captures the error in the |
| // delivered event. |
| func Error(ctx context.Context, message string, err error, tags ...Tag) { |
| if err == nil { |
| err = errors.New(message) |
| message = "" |
| } |
| dispatch(ctx, Event{ |
| typ: LogType, |
| Message: message, |
| Error: err, |
| tags: tags, |
| }) |
| } |