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36 lines
1.1 KiB
Go
36 lines
1.1 KiB
Go
// Copyright 2020 Google LLC All Rights Reserved.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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// Package redact contains a simple context signal for redacting requests.
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package redact
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import (
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"context"
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)
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type contextKey string
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var redactKey = contextKey("redact")
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// NewContext creates a new ctx with the reason for redaction.
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func NewContext(ctx context.Context, reason string) context.Context {
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return context.WithValue(ctx, redactKey, reason)
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}
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// FromContext returns the redaction reason, if any.
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func FromContext(ctx context.Context) (bool, string) {
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reason, ok := ctx.Value(redactKey).(string)
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return ok, reason
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}
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