2018-10-19 23:34:09 +00:00
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// Copyright 2018 Google LLC
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2018-04-27 17:37:02 +00:00
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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 refs
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2018-07-27 17:16:27 +00:00
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// +stateify savable
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2018-04-27 17:37:02 +00:00
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type savedReference struct {
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obj interface{}
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}
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func (w *WeakRef) saveObj() savedReference {
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// We load the object directly, because it is typed. This will be
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// serialized and loaded as a typed value.
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return savedReference{w.obj.Load()}
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}
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func (w *WeakRef) loadObj(v savedReference) {
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// See note above. This will be serialized and loaded typed. So we're okay
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// as long as refs aren't changing during save and load (which they should
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// not be).
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//
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// w.user is loaded before loadObj is called.
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w.init(v.obj.(RefCounter), w.user)
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}
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