@uirouter/core/lib/vanilla/q.js.map

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  "file": "q.js",
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  "sourcesContent": [
    "import { isArray, isObject, $QLike } from '../common/index';\n\n/**\n * An angular1-like promise api\n *\n * This object implements four methods similar to the\n * [angular 1 promise api](https://docs.angularjs.org/api/ng/service/$q)\n *\n * UI-Router evolved from an angular 1 library to a framework agnostic library.\n * However, some of the `@uirouter/core` code uses these ng1 style APIs to support ng1 style dependency injection.\n *\n * This API provides native ES6 promise support wrapped as a $q-like API.\n * Internally, UI-Router uses this $q object to perform promise operations.\n * The `angular-ui-router` (ui-router for angular 1) uses the $q API provided by angular.\n *\n * $q-like promise api\n */\nexport const $q = {\n  /** Normalizes a value as a promise */\n  when: (val) => new Promise((resolve, reject) => resolve(val)),\n\n  /** Normalizes a value as a promise rejection */\n  reject: (val) =>\n    new Promise((resolve, reject) => {\n      reject(val);\n    }),\n\n  /** @returns a deferred object, which has `resolve` and `reject` functions */\n  defer: () => {\n    const deferred: any = {};\n    deferred.promise = new Promise((resolve, reject) => {\n      deferred.resolve = resolve;\n      deferred.reject = reject;\n    });\n    return deferred;\n  },\n\n  /** Like Promise.all(), but also supports object key/promise notation like $q */\n  all: (promises: { [key: string]: Promise<any> } | Promise<any>[]) => {\n    if (isArray(promises)) {\n      return Promise.all(promises);\n    }\n\n    if (isObject(promises)) {\n      // Convert promises map to promises array.\n      // When each promise resolves, map it to a tuple { key: key, val: val }\n      const chain = Object.keys(promises).map((key) => promises[key].then((val) => ({ key, val })));\n\n      // Then wait for all promises to resolve, and convert them back to an object\n      return $q.all(chain).then((values) =>\n        values.reduce((acc, tuple) => {\n          acc[tuple.key] = tuple.val;\n          return acc;\n        }, {})\n      );\n    }\n  },\n} as $QLike;\n"
  ]
}