ants/worker_queue.go

40 lines
655 B
Go

package ants
import (
"errors"
"time"
)
var (
ErrQueueIsFull = errors.New("the queue is full")
ErrQueueLengthIsZero = errors.New("the queue length is zero")
)
type workerQueue interface {
len() int
cap() int
isEmpty() bool
enqueue(worker *goWorker) error
dequeue() *goWorker
releaseExpiry(duration time.Duration) chan *goWorker
releaseAll()
}
type queueType int
const (
stackType queueType = 1 << iota
loopQueueType
)
func newQueue(qType queueType, size int) workerQueue {
switch qType {
case stackType:
return newWorkerStack(size)
case loopQueueType:
return newLoopQueue(size)
default:
return newWorkerStack(size)
}
}