/
cancel.go
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/
cancel.go
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/*
* Copyright 2019 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
*
* 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
*
*/
package ctxutil
import (
"context"
)
var cancelkey = ""
func CancelContext(ctx context.Context) context.Context {
ctx, cancel := context.WithCancel(ctx)
return context.WithValue(ctx, &cancelkey, cancel)
}
func Cancel(ctx context.Context) {
ctx.Value(&cancelkey).(context.CancelFunc)()
}