shift73k/assets_old/node_modules/reusify/reusify.js

33 lines
454 B
JavaScript

'use strict'
function reusify (Constructor) {
var head = new Constructor()
var tail = head
function get () {
var current = head
if (current.next) {
head = current.next
} else {
head = new Constructor()
tail = head
}
current.next = null
return current
}
function release (obj) {
tail.next = obj
tail = obj
}
return {
get: get,
release: release
}
}
module.exports = reusify