forked from knative/eventing
/
id_extractor.go
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/
id_extractor.go
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/*
Copyright 2019 The Knative Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package receiver
import cloudevents "github.com/cloudevents/sdk-go"
// IdExtractor is used by the receiver to establish the id of the received event
type IdExtractor func(event cloudevents.Event) string
// EventIdExtractor uses
// event.ID()
// to extract the event id
func EventIdExtractor(event cloudevents.Event) string {
return event.ID()
}