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34 lines
1.1 KiB
Go
34 lines
1.1 KiB
Go
/*
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Copyright (c) 2014 VMware, Inc. All Rights Reserved.
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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 progress
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// Sinker defines what is expected of a type that can act as a sink for
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// progress reports. The semantics are as follows. If you call Sink(), you are
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// responsible for closing the returned channel. Closing this channel means
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// that the related task is done, or resulted in error.
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type Sinker interface {
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Sink() chan<- Report
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}
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// SinkFunc defines a function that returns a progress report channel.
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type SinkFunc func() chan<- Report
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// Sink makes the SinkFunc implement the Sinker interface.
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func (fn SinkFunc) Sink() chan<- Report {
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return fn()
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}
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