Ben Lesh benlesh

All Valid JS Identifiers As JSON

Created by fiddling with code written by Mathias Bynens for https://mothereff.in/js-variables

MIT License from his project should be honored.

made with esnextbin

	REM NOTE that this does NOT uninstall ffmpeg when done

	@echo off
	setlocal enabledelayedexpansion

	echo Current directory: %cd%

	REM Set the download URL for FFmpeg
	set "ffmpeg_url=https://github.com/BtbN/FFmpeg-Builds/releases/download/latest/ffmpeg-master-latest-win64-gpl.zip"

	const source$ = Observable.interval(1000).take(3); // 0, 1, 2
	// waits 3 seconds, then logs "2".
	// because the observable takes 3 seconds to complete, and
	// the interval emits incremented numbers starting at 0
	async function test() {
	console.log(await source$.toPromise());
	}

	const click$ = Observable.fromEvent(button, 'clicks');
	/**
	* Waits for 10 clicks of the button
	* then posts a timestamp of the tenth click to an endpoint
	* using fetch
	*/
	async function doWork() {
	await click$.take(10)
	.forEach((_, i) => console.log(`click ${i + 1}`));
	return await fetch(

	Observable.defer(async function() {
	const a = await promiseDelay(1000).then(() => 1);
	const b = a + await promiseDelay(1000).then(() => 2);
	return a + b + await promiseDelay(1000).then(() => 3);
	})
	.subscribe(x => console.log(x)) // logs 7

	function getErroringPromise() {
	console.log('getErroringPromise called');
	return Promise.reject(new Error('sad'));
	}

	Observable.defer(getErroringPromise)
	.retry(3)
	.subscribe(x => console.log);

	// logs "getErroringPromise called" 4 times (once + 3 retries), then errors

	// An observable that emits 10 multiples of 100 every 1 second
	const source$ = Observable.interval(1000)
	.take(10)
	.map(x => x * 100);
	/**
	* returns a promise that waits `ms` milliseconds and emits "done"
	*/
	function promiseDelay(ms) {
	return new Promise(resolve => {
	setTimeout(() => resolve('done'), ms);

	console.clear();

	const path = ["list", 0];
	const path0 = ["list", 20, 'name']; // ref ref
	const path1 = ["list", [0, 1], "name"];
	const path2 = ["list", [0, 1, { from: 3, length: 2 }], "name"];
	const path3 = ["list", [0, 1, { from: 3, length: 2 }, { from: 7, to: 9 }], "name"];
	const path4 = ["list", { to: 5 }, ["name", "rating"]];

	const jsonGraph = {