Promise-fun NPM

promise-fun

This is intented to be a place where you can access all the AWESOME promise modules made by the great @sindresorhus in one place.

Install

$ npm install promise-fun

Usage

const {
  pify,
  pMap,
  pAll,
  pDueue,
  pCatchIf
} = require('promise-fun');

Packages

pify: Promisify a callback-style function
delay: Delay a promise a specified amount of time
p-map: Map over promises concurrently
p-all: Run promise-returning & async functions concurrently with optional limited concurrency
p-queue: Promise queue with concurrency control
p-catch-if: Conditional promise catch handler
p-if: Conditional promise chains
p-tap: Tap into a promise chain without affecting its value or state
p-log: Log the value/error of a promise
p-event: Promisify an event by waiting for it to be emitted
p-debounce: Debounce promise-returning & async functions
p-throttle: Throttle promise-returning & async functions
p-timeout: Timeout a promise after a specified amount of time
p-finally: Promise#finally() ponyfill - Invoked when the promise is settled regardless of outcome
p-retry: Retry a promise-returning or async function
p-any: Wait for any promise to be fulfilled
p-some: Wait for a specified number of promises to be fulfilled
p-locate: Get the first fulfilled promise that satisfies the provided testing function
p-limit: Run multiple promise-returning & async functions with limited concurrency
p-series: Run promise-returning & async functions in series
p-memoize: Memoize promise-returning & async functions
p-pipe: Compose promise-returning & async functions into a reusable pipeline
p-props: Like Promise.all() but for Map and Object
p-waterfall: Run promise-returning & async functions in series, each passing its result to the next
p-cancelable: Create a promise that can be canceled
p-progress: Create a promise that reports progress
p-reflect: Make a promise always fulfill with its actual fulfillment value or rejection reason
p-filter: Filter promises concurrently
p-reduce: Reduce a list of values using promises into a promise for a value
p-settle: Settle promises concurrently and get their fulfillment value or rejection reason
p-every: Test whether all promises passes a testing function
p-one: Test whether some promise passes a testing function
p-map-series: Map over promises serially
p-each-series: Iterate over promises serially
p-times: Run promise-returning & async functions a specific number of times concurrently
p-lazy: Create a lazy promise that defers execution until .then() or .catch() is called
p-whilst: While a condition returns true, calls a function repeatedly, and then resolves the promise
p-do-whilst: Calls a function repeatedly while a condition returns true and then resolves the promise
p-forever: Run promise-returning & async functions repeatedly until you end it
p-wait-for: Wait for a condition to be true
p-min-delay: Delay a promise a minimum amount of time
p-try: Promise.try() ponyfill - Starts a promise chain
p-race: A better Promise.race()
p-immediate: Returns a promise resolved in the next event loop - think setImmediate()
p-time: Measure the time a promise takes to resolve
p-defer: Create a deferred promise
p-break: Break out of a promise chain
p-is-promise: Check if something is a promise
loud-rejection: Make unhandled promise rejections fail loudly instead of the default silent fail
hard-rejection: Make unhandled promise rejections fail hard right away instead of the default silent fail