ciorent/queue.d.ts

A lightweight, low-overhead concurrency library

/**
* @module Queue utilities
*/
/**
* Describe a fixed-sized queue
*/
export type FixedQueue<T extends {} = {}> = [buffer: (T | undefined | null)[], capacity: number, head: number, tail: number];
/**
* Describe a queue node (singly linked list node)
*/
export type QueueNode<T> = [next: QueueNode<T> | null, value: T];
/**
* Describe an unbounded queue
*/
export type UnboundedQueue<T> = [head: QueueNode<T>, tail: QueueNode<T>];
/**
* Cached promise callback
*/
export type PromiseFn<T = any> = (res: (value?: T) => void) => void;