mirror of
https://github.com/harness/drone.git
synced 2025-05-10 00:29:29 +08:00
42 lines
1.4 KiB
Go
42 lines
1.4 KiB
Go
// Source: https://github.com/distribution/distribution
|
|
|
|
// Copyright 2014 https://github.com/distribution/distribution 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 dcontext
|
|
|
|
import (
|
|
"context"
|
|
"time"
|
|
)
|
|
|
|
// Since looks up key, which should be a time.Time, and returns the duration
|
|
// since that time. If the key is not found, the value returned will be zero.
|
|
// This is helpful when inferring metrics related to context execution times.
|
|
func Since(ctx context.Context, key interface{}) time.Duration {
|
|
if startedAt, ok := ctx.Value(key).(time.Time); ok {
|
|
return time.Since(startedAt)
|
|
}
|
|
return 0
|
|
}
|
|
|
|
// GetStringValue returns a string value from the context. The empty string
|
|
// will be returned if not found.
|
|
func GetStringValue(ctx context.Context, key interface{}) (value string) {
|
|
if valuev, ok := ctx.Value(key).(string); ok {
|
|
value = valuev
|
|
}
|
|
return value
|
|
}
|