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es-promise-ext

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Native promise extensions for javascript and typescript.

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/** * Creates a Promise that is resolved with an array of results when all of the provided Promises resolve, or rejected when any Promise is rejected. * * @param {Iterable<W | PromiseLike<W>>} values * - An iterable of Promises. * * @return {Promise<{ [key in keyof W]: Awaited<W[key]>; }>} * A new Promise. * * @example * promiseAllWith( * new Set([ * Promise.resolve(1), * Promise.resolve(2), * Promise.resolve(3) * ]) * ) * // return [1,2,3] in the subsequent promise */ export default function promiseAllWith<W>(values: Iterable<W | PromiseLike<W>>): Promise<Awaited<W>[]>; /** * Creates a Promise that is resolved with an array of results when all of the provided Promises resolve, or rejected when any Promise is rejected. * * @param {U} values * - An array of Promises. * * @return {Promise<{ [key in keyof U]: Awaited<U[key]>; }>} * A new Promise. * * @example * promiseAllWith( * [ * Promise.resolve(1), * Promise.resolve(2), * Promise.resolve(3) * ] * ) * // return [1,2,3] in the subsequent promise */ export default function promiseAllWith<U extends readonly unknown[] | []>(values: U): Promise<{ [key in keyof U]: Awaited<U[key]>; }>; /** * Creates a Promise that is resolved with an object of results when all of the provided Promises resolve, or rejected when any Promise is rejected. * * @param {V} values * - A object of Promises. * * @return {Promise<{ [key in keyof V]: Awaited<V[key]>; }>} * A new Promise. * * @example * promiseAllWith( * { * someNumber: Promise.resolve(1), * someString: Promise.resolve('test'), * someBoolean: Promise.resolve(true) * } * ) * // return the resolved object in the subsequent promise */ export default function promiseAllWith<V extends Record<string, Promise<unknown> | unknown>>(values: V): Promise<{ [key in keyof V]: Awaited<V[key]>; }>; /** * Creates a Promise that is resolved with a Map of results when all of the provided Promises resolve, or rejected when any Promise is rejected. * * @param {Map<any, Promise<unknown> | unknown>} values * - A map of Promises. * * @return {Promise<Map<any, any>>} * A new Promise. * * @example * promiseAllWith( * new Map( * Object.entries({ * someNumber: Promise.resolve(1), * someString: Promise.resolve('test'), * someBoolean: Promise.resolve(true) * }) * ) * ) * // return the resolved map in the subsequent promise */ export default function promiseAllWith(values: Map<any, Promise<unknown> | unknown>): Promise<Map<any, any>>;