Bluebird is a JavaScript promise library designed for managing asynchronous operations with a custom promise implementation. It provides a framework for controlling promise lifecycles and orchestrating non-blocking programming patterns. The library distinguishes itself with an asynchronous debugging toolkit that captures long stack traces across asynchronous boundaries and a global handler for unhandled promise rejections. It includes a predicate-based error filtering system to target specific exception types and a mechanism for the deterministic cleanup of system resources. It covers a broa
q is a JavaScript promise library and asynchronous flow controller designed to manage non-blocking operations. It serves as a system for coordinating parallel tasks and sequencing asynchronous workflows through task chaining and error propagation. The library distinguishes itself with specialized debugging tools that capture long stack traces across asynchronous jumps and monitor unhandled rejections to prevent silent failures. It also functions as a remote object proxy, forwarding method calls to remote targets and routing responses back through promises. The project provides comprehensive
An async control-flow library that makes stepping through logic easy.
:surfer: Asynchronous flow control with a functional taste to it
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
cujojs/when 的主要功能包括：Asynchronous Control Flow, Control Flow Utilities, Promise Implementations。
cujojs/when 的开源替代品包括： kriskowal/q — q is a JavaScript promise library and asynchronous flow controller designed to manage non-blocking operations. It… petkaantonov/bluebird — Bluebird is a JavaScript promise library designed for managing asynchronous operations with a custom promise… gartz/objecteventtarget — A same behaviour EventTarget prototype, that can work with any object from JavaScript. caolan/async — Async is a JavaScript asynchronous flow library designed to manage the execution and coordination of asynchronous… bevacqua/contra — :surfer: Asynchronous flow control with a functional taste to it. creationix/step — An async control-flow library that makes stepping through logic easy.