kurdin · April 3, 2020 15:50
diff --git a/Promises runSerial runParallel b/Promises runSerial runParallel
 tryES6.com/9WS4pMfJT

 function runSerial(tasks, fn) {
    return tasks.reduce((promise, task) => promise.then(previous => fn(task, previous)), Promise.resolve(null))
 }

 function runParallel(tasks, fn) {
    return Promise.all(tasks.map(task => fn(task)))
 }
	tryES6.com/9WS4pMfJT

	function runSerial(tasks, fn) {
	return tasks.reduce((promise, task) => promise.then(previous => fn(task, previous)), Promise.resolve(null))
	}

	function runParallel(tasks, fn) {
	return Promise.all(tasks.map(task => fn(task)))
	}