mirror of https://github.com/knative/caching.git
51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
/*
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Copyright 2021 The Knative Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package v1
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import (
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"context"
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"knative.dev/pkg/apis"
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)
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// CronJobValidator is a callback to validate a CronJob.
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type CronJobValidator func(context.Context, *CronJob) *apis.FieldError
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// Validate implements apis.Validatable
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func (c *CronJob) Validate(ctx context.Context) *apis.FieldError {
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if cv := GetCronJobValidator(ctx); cv != nil {
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return cv(ctx, c)
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}
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return nil
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}
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// cvKey is used for associating a CronJobValidator with a context.Context
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type cvKey struct{}
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func WithCronJobValidator(ctx context.Context, cv CronJobValidator) context.Context {
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return context.WithValue(ctx, cvKey{}, cv)
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}
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// GetCronJobValidator extracts the CronJobValidator from the context.
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func GetCronJobValidator(ctx context.Context) CronJobValidator {
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untyped := ctx.Value(cvKey{})
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if untyped == nil {
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return nil
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}
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return untyped.(CronJobValidator)
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}
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