async-iterator-first

Returns the first result from an async iterator

Mostly useful for tests.

Install

$ npm install --save async-iterator-first

Usage

const first = require('async-iterator-first')

async function * iterator (values) {
  for (let i = 0; i < values.length; i++) {
    yield values[i]
  }
}

const res = await first(iterator([0, 1, 2, 3, 4]))

console.info(res) // 0