{"id":18370841,"url":"https://github.com/ugate/asynchro","last_synced_at":"2025-04-10T21:27:40.262Z","repository":{"id":33090659,"uuid":"150119176","full_name":"ugate/asynchro","owner":"ugate","description":"⇝ Micro async lib for parallel/series/background functions using built-in ES async/await ⇝","archived":false,"fork":false,"pushed_at":"2022-04-09T17:11:29.000Z","size":1244,"stargazers_count":2,"open_issues_count":6,"forks_count":0,"subscribers_count":2,"default_branch":"master","last_synced_at":"2025-03-16T10:07:57.728Z","etag":null,"topics":["async","await","background","concurrent","parallel","sequential","series","workflow"],"latest_commit_sha":null,"homepage":"https://ugate.github.io/asynchro","language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"mit","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/ugate.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null}},"created_at":"2018-09-24T14:50:45.000Z","updated_at":"2020-07-16T20:12:05.000Z","dependencies_parsed_at":"2022-08-07T20:00:23.442Z","dependency_job_id":null,"html_url":"https://github.com/ugate/asynchro","commit_stats":null,"previous_names":[],"tags_count":25,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ugate%2Fasynchro","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ugate%2Fasynchro/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ugate%2Fasynchro/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/ugate%2Fasynchro/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/ugate","download_url":"https://codeload.github.com/ugate/asynchro/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":248300456,"owners_count":21080734,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":["async","await","background","concurrent","parallel","sequential","series","workflow"],"created_at":"2024-11-05T23:40:31.169Z","updated_at":"2025-04-10T21:27:40.237Z","avatar_url":"https://github.com/ugate.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"\u003cb class=\"jsdocp-remove-me\"\u003e\n  \n# ![](https://raw.githubusercontent.com/ugate/asynchro/master/jsdocp/static/favicon-32x32.png) asynchro\n\n[![npm version](https://badgen.net/npm/v/asynchro?color=orange\u0026icon=npm)](https://www.npmjs.com/package/asynchro)\n[![Build Status](https://badgen.net/travis/ugate/asynchro?icon=travis)](https://travis-ci.com/ugate/asynchro)\n[![Dependency Status](https://badgen.net/david/dep/ugate/asynchro)](https://david-dm.org/ugate/asynchro)\n[![Dev Dependency Status](https://badgen.net/david/dev/ugate/asynchro)](https://david-dm.org/ugate/asynchro?type=dev)\n\n\u003c/b\u003e\n\n### Micro `async`/`await` Workflow Engine\nMicro lib for __parallel__/__series__/__background__ asynchronous functions using built-in ES `async/await` with __zero__ external dependencies. `Asynchro` is not just another `async` library, but rather a micro-sized workflow engine! Check out the tutorials for more details. Runs in the browser or in [Node.js](https://nodejs.org/) `npm install asynchro`.\n\n* [Tutorials](https://ugate.github.io/asynchro/tutorial-1-queue.html)\n* [API Docs](https://ugate.github.io/asynchro/Asynchro.html)\n\n### Turn _vanilla_ `async/await` ~~boilerplate~~ code like this...\n```js\nconst SYSTEM_ERRORS = [ EvalError, RangeError, ReferenceError, SyntaxError, TypeError, URIError ];\nasync function myWorkflow() {\n  const rslt = { result: {}, errors: [] }, promises = {}, log = console.log;\n  try {\n    rslt.one = await mySeriesFunc1('val1', 2, 3);\n  } catch (err) {\n    if (log) log('Error at one', err);\n    rslt.errors.push(err);\n  }\n  try {\n    rslt.two = await mySeriesFunc2(1, 2, rslt.one ? rslt.one.value : undefined);\n  } catch (err) {\n    if (log) log('Error at one', err);\n    for (let stype of SYSTEM_ERRORS) {\n      if (err instanceof stype) {\n        throw err; // only system errors will throw\n      }\n    }\n    rslt.errors.push(err);\n  }\n  try {\n    promises.three = myParallelFunc1({ a: 1, b: 2, c: 3 });\n  } catch (err) {\n    if (log) log('Error at three', err);\n    rslt.errors.push(err);\n  }\n  try {\n    promises.four = myParallelFunc2();\n  } catch (err) {\n    if (log) log('Error at four', err);\n    rslt.errors.push(err);\n  }\n  promises.five = myParallelFunc3('always throw errors');\n  try {\n    rslt.six = await mySeriesFunc3(true, false);\n    if (rslt.six \u0026\u0026 rslt.six.isWorkflow2) {\n      rslt.six = 'Going to workflow2';\n      myWorkflow2(rslt, promises, log);\n    }\n  } catch (err) {\n    if (log) log('Error at six', err);\n    rslt.errors.push(err);\n  }\n  if (rslt.six !== 'Going to workflow2') {\n    try {\n      rslt.seven = await mySeriesFunc4();\n    } catch (err) {\n      if (log) log('Error at seven', err);\n      rslt.errors.push(err);\n    }\n  }\n  for (let name in promises) {\n    // always throw five/myParallelFunc3\n    if (name === 'five') rslt.five = await promises[name];\n    try {\n      rslt[name] = await promises[name];\n    } catch (err) {\n      if (log) log(`Error at ${name}`, err);\n      rslt.errors.push(err);\n    }\n  }\n  return rslt;\n}\nasync function myWorkflow2(rslt, promises, log) {\n  try {\n    promises.seven = myParallelFunc4('workflow2Arg');\n  } catch (err) {\n    if (log) log('Error at seven', err);\n    rslt.errors.push(err);\n  }\n  try {\n    rslt.eight = await mySeriesFunc5();\n  } catch (err) {\n    if (log) log('Error at eight', err);\n    rslt.errors.push(err);\n  }\n}\n```\n\n### ... into this:\n```js\n// import * as Asynchro from \"asynchro\";\n// const Asynchro = require('asynchro');\nasync function myWorkflow() {\n  const ax = new Asynchro({}, false, console.log);\n  ax.series('one', mySeriesFunc1, 'val1', 2, 3);\n  ax.seriesThrowOverride('two', 'system', mySeriesFunc2, 1, 2, ax.arg('one.value'));\n  ax.parallel('three', myParallelFunc1, { a: 1, b: 2, c: 3 });\n  ax.parallel('four', myParallelFunc2);\n  ax.parallelThrowOverride('five', true, myParallelFunc3, 'always throw errors');\n  ax.series('six', mySeriesFunc3, true, false);\n  ax.verify('six', async it =\u003e {\n    if (!it.error \u0026\u0026 it.result \u0026\u0026 it.result.isWorkflow2) {\n      it.result = 'Going to workflow2';\n      const ax2 = new Asynchro(ax.result, false, console.log);\n      ax2.parallel('seven', myParallelFunc4, 'workflow2Arg');\n      ax2.series('eight', mySeriesFunc5);\n      return ax2;\n    }\n  });\n  ax.series('seven', mySeriesFunc4);\n  const result = await ax.run();\n  return { result, errors: ax.errors };\n}\n```\n\n### [Take me there! \u003e\u003e](https://ugate.github.io/asynchro/tutorial-1-queue.html)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fugate%2Fasynchro","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fugate%2Fasynchro","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fugate%2Fasynchro/lists"}