mirror of
https://github.com/ceph/ceph-csi.git
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55 lines
1.8 KiB
Go
55 lines
1.8 KiB
Go
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// Copyright (c) 2023 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package zapcore
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import "sync"
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type lazyWithCore struct {
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Core
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sync.Once
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fields []Field
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}
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// NewLazyWith wraps a Core with a "lazy" Core that will only encode fields if
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// the logger is written to (or is further chained in a lon-lazy manner).
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func NewLazyWith(core Core, fields []Field) Core {
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return &lazyWithCore{
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Core: core,
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fields: fields,
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}
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}
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func (d *lazyWithCore) initOnce() {
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d.Once.Do(func() {
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d.Core = d.Core.With(d.fields)
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})
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}
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func (d *lazyWithCore) With(fields []Field) Core {
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d.initOnce()
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return d.Core.With(fields)
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}
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func (d *lazyWithCore) Check(e Entry, ce *CheckedEntry) *CheckedEntry {
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d.initOnce()
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return d.Core.Check(e, ce)
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}
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