ants/worker_func.go

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// MIT License
// Copyright (c) 2018 Andy Pan
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
package ants
import (
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"time"
)
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// WorkerWithFunc is the actual executor who runs the tasks,
// it starts a goroutine that accepts tasks and
// performs function calls.
type WorkerWithFunc struct {
// pool who owns this worker.
pool *PoolWithFunc
// args is a job should be done.
args chan interface{}
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// recycleTime will be update when putting a worker back into queue.
recycleTime time.Time
}
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// run starts a goroutine to repeat the process
// that performs the function calls.
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func (w *WorkerWithFunc) run() {
go func() {
defer func() {
if p := recover(); p != nil {
w.pool.decRunning()
if w.pool.PanicHandler != nil {
w.pool.PanicHandler(p)
} else {
panic(p)
}
}
}()
for args := range w.args {
if args == nil {
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w.pool.decRunning()
return
}
w.pool.poolFunc(args)
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w.pool.putWorker(w)
}
}()
}