rbuckton

const EventEmitter = require('events').EventEmitter;
const fromEventPattern = require('ix/asynciterable/fromeventpattern').fromEventPattern;

// Get Async Iterable
const e = new EventEmitter();
const ai = fromEventPattern(
  h => e.addListener('data', h),
  h => e.removeListener('data', h)
);

rbuckton

'use strict';

class MapAsyncIterable<T, R> implements AsyncIterable<R> {
    private _source: Iterable<T | PromiseLike<T>> | AsyncIterable<T>;
    private _selector: (value: T) => R | PromiseLike<R>;

    constructor(source: Iterable<T | PromiseLike<T>> | AsyncIterable<T>, selector: (value: T) => R | PromiseLike<R>) {
        this._source = source;
        this._selector = selector;
    }

rbuckton

Proposed Format

/* 1.*/  {
/* 2.*/    "version": 3,
/* 3.*/    "file": "out.js",
/* 4.*/    "sourceRoot": "",
/* 5.*/    "sources": ["foo.js", "bar.ts"],
/* 6.*/    "sourcesContent": [null, null],
/* 7.*/ "names": ["src", "maps", "are", "fun"],