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[Queues & Workers](/categories/queues) 4. / 5. hoa/promise AbandonedArchivedLibrary[Queues & Workers](/categories/queues) hoa/promise =========== The Hoa\\Promise library. 0.17.01.16(9y ago)5383[1 PRs](https://github.com/hoaproject/Promise/pulls)BSD-3-ClausePHP Since Jan 11Pushed 7y ago6 watchersCompare [ Source](https://github.com/hoaproject/Promise)[ Packagist](https://packagist.org/packages/hoa/promise)[ Docs](https://hoa-project.net/)[ RSS](/packages/hoa-promise/feed)WikiDiscussions master Synced 1mo ago READMEChangelog (2)Dependencies (3)Versions (3)Used By (0) [![Hoa](https://camo.githubusercontent.com/2b5c32c5d4bc5e9298821b22d364a522e2dbc0295c1c011b1f9f86a4d07df07e/68747470733a2f2f7374617469632e686f612d70726f6a6563742e6e65742f496d6167652f486f612e737667)](https://camo.githubusercontent.com/2b5c32c5d4bc5e9298821b22d364a522e2dbc0295c1c011b1f9f86a4d07df07e/68747470733a2f2f7374617469632e686f612d70726f6a6563742e6e65742f496d6167652f486f612e737667) --- [![Build status](https://camo.githubusercontent.com/480f70304043a1d134a0aedda4babc9679caa75469123670d0c42e6ebcd56402/68747470733a2f2f696d672e736869656c64732e696f2f7472617669732f686f6170726f6a6563742f70726f6d6973652f6d61737465722e737667)](https://travis-ci.org/hoaproject/promise) [![Code coverage](https://camo.githubusercontent.com/2346cc83843e68caa311dea1eebf3722521baeb2843c465951eb89d102fc563e/68747470733a2f2f696d672e736869656c64732e696f2f636f766572616c6c732f686f6170726f6a6563742f70726f6d6973652f6d61737465722e737667)](https://coveralls.io/github/hoaproject/promise?branch=master) [![Packagist](https://camo.githubusercontent.com/50a0930b8af1bd11338f274cf479cc40f2308748a8270b798e4e65b05f151c6e/68747470733a2f2f696d672e736869656c64732e696f2f7061636b61676973742f64742f686f612f70726f6d6973652e737667)](https://packagist.org/packages/hoa/promise) [![License](https://camo.githubusercontent.com/5cb40c04e98b4db5f8c8c184599122855844d96de062377ee767e7721d1f6686/68747470733a2f2f696d672e736869656c64732e696f2f7061636b61676973742f6c2f686f612f70726f6d6973652e737667)](https://hoa-project.net/LICENSE) Hoa is a **modular**, **extensible** and **structured** set of PHP libraries. Moreover, Hoa aims at being a bridge between industrial and research worlds. Hoa\\Promise ============ [](#hoapromise) [![Help on IRC](https://camo.githubusercontent.com/4dbc9c9d28c30cf1ab591f4bb8212fe4dbddc734145df532a9bb86b09878d4c6/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f68656c702d253233686f6170726f6a6563742d6666303036362e737667)](https://webchat.freenode.net/?channels=#hoaproject)[![Help on Gitter](https://camo.githubusercontent.com/8c4c85951788ff606b1268cb3dd946be05e3054795455d0a7b9250711bc2ac05/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f68656c702d6769747465722d6666303036362e737667)](https://gitter.im/hoaproject/central)[![Documentation](https://camo.githubusercontent.com/7059ad5f1a363f9098686c59d432f01d7330aed9d4b6c8111d985fd64cfc6c60/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f646f63756d656e746174696f6e2d6861636b5f626f6f6b2d6666303036362e737667)](https://central.hoa-project.net/Documentation/Library/Promise)[![Board](https://camo.githubusercontent.com/fd81654ba14b3aca3a713e1b471bc3fc3ba7b5bb3761ccffd6eea2e2ed1fa5ca/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f6f7267616e69736174696f6e2d626f6172642d6666303036362e737667)](https://waffle.io/hoaproject/promise) This library is an implementation of promises. [Learn more](https://central.hoa-project.net/Documentation/Library/Promise). Installation ------------ [](#installation) With [Composer](https://getcomposer.org/), to include this library into your dependencies, you need to require [`hoa/promise`](https://packagist.org/packages/hoa/promise): ``` $ composer require hoa/promise '~0.0' ``` For more installation procedures, please read [the Source page](https://hoa-project.net/Source.html). Testing ------- [](#testing) Before running the test suites, the development dependencies must be installed: ``` $ composer install ``` Then, to run all the test suites: ``` $ vendor/bin/hoa test:run ``` For more information, please read the [contributor guide](https://hoa-project.net/Literature/Contributor/Guide.html). Quick usage ----------- [](#quick-usage) Documentation ------------- [](#documentation) The [hack book of `Hoa\Promise`](https://central.hoa-project.net/Documentation/Library/Promise)contains detailed information about how to use this library and how it works. To generate the documentation locally, execute the following commands: ``` $ composer require --dev hoa/devtools $ vendor/bin/hoa devtools:documentation --open ``` More documentation can be found on the project's website: [hoa-project.net](https://hoa-project.net/). Getting help ------------ [](#getting-help) There are mainly two ways to get help: - On the [`#hoaproject`](https://webchat.freenode.net/?channels=#hoaproject)IRC channel, - On the forum at [users.hoa-project.net](https://users.hoa-project.net). Contribution ------------ [](#contribution) Do you want to contribute? Thanks! A detailed [contributor guide](https://hoa-project.net/Literature/Contributor/Guide.html) explains everything you need to know. License ------- [](#license) Hoa is under the New BSD License (BSD-3-Clause). Please, see [`LICENSE`](https://hoa-project.net/LICENSE) for details. ### Health Score 28 — LowBetter than 54% of packages Maintenance20 Infrequent updates — may be unmaintained Popularity14 Limited adoption so far Community15 Small or concentrated contributor base Maturity54 Maturing project, gaining track record Bus Factor1 Top contributor holds 88.9% of commits — single point of failure How is this calculated?**Maintenance (25%)** — Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** — Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** — Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** — Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Every ~370 days Total 2 Last Release 3408d ago ### Community Maintainers ![](https://www.gravatar.com/avatar/a410060743cec0e0d8654661b726a7a25f5888f18059d4c942a8fd9a8128f0da?d=identicon)[Hoa](/maintainers/Hoa) --- Top Contributors [![Hywan](https://avatars.githubusercontent.com/u/946104?v=4)](https://github.com/Hywan "Hywan (16 commits)")[![shulard](https://avatars.githubusercontent.com/u/482993?v=4)](https://github.com/shulard "shulard (1 commits)")[![vonglasow](https://avatars.githubusercontent.com/u/1275202?v=4)](https://github.com/vonglasow "vonglasow (1 commits)") --- Tags hoalibraryphppromisepromiselibrarythen ### Embed Badge ![Health badge](/badges/hoa-promise/health.svg) ``` [![Health](https://phpackages.com/badges/hoa-promise/health.svg)](https://phpackages.com/packages/hoa-promise) ``` ### Alternatives [amphp/amp A non-blocking concurrency framework for PHP applications. 4.4k123.4M323](/packages/amphp-amp)[react/promise A lightweight implementation of CommonJS Promises/A for PHP 2.5k361.9M563](/packages/react-promise)[php-http/promise Promise used for asynchronous HTTP requests 1.8k308.8M32](/packages/php-http-promise)[react/promise-timer A trivial implementation of timeouts for Promises, built on top of ReactPHP. 34141.9M96](/packages/react-promise-timer)[sabre/event sabre/event is a library for lightweight event-based programming 35227.4M25](/packages/sabre-event)[icicleio/icicle Icicle is a PHP library for writing asynchronous code using synchronous coding techniques. 1.1k150.9k14](/packages/icicleio-icicle) PHPackages © 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)