35 lines
529 B
JavaScript
35 lines
529 B
JavaScript
'use strict';
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const {
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ReflectApply,
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} = primordials;
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class FreeList {
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constructor(name, max, ctor) {
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this.name = name;
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this.ctor = ctor;
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this.max = max;
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this.list = [];
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}
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hasItems() {
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return this.list.length > 0;
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}
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alloc() {
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return this.list.length > 0 ?
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this.list.pop() :
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ReflectApply(this.ctor, this, arguments);
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}
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free(obj) {
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if (this.list.length < this.max) {
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this.list.push(obj);
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return true;
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}
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return false;
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}
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}
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module.exports = FreeList;
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