playing_with_promises.js

let someBoringPromise = new Promise((winner, loser) => winner())

let anotherBoringPromise = new Promise((winner, loser) => loser())

let someLessBoringPromise = new Promise((winner, loser) => winner(console.log("cat")))

let anotherLessBoringPromise = new Promise((winner, loser) => loser(console.log("dog")))

let someBoringPromiseWithPotential = new Promise((winner, loser) => winner("cat"))

someBoringPromiseWithPotential.then((value) => console.log(`${value}s are cool, i guess`))

someBoringPromiseWithPotential.then((thing) => (thing))
.then((stuff) => {
	const otherThing = `${stuff}s${stuff}s${stuff}s`
	console.log(otherThing)
	return otherThing
})
.then((dog) => (dog.length))
.then((num) => {`${num} cats: so many!`; return num})
.then((whatever) => console.log(`${whatever}. whoa.`))

someBoringPromiseWithPotential.then((thing) => (thing))
.then((stuff) => {
	const otherThing = `${stuff}s${stuff}s${stuff}s`
	console.log(otherThing)
	return otherThing
})
.then((glug) => iSeeGodAndTheUniverseAndEverything)
.then((dog) => (dog.length))
.then((num) => {`${num} cats: so many!`; return num})
.then((whatever) => console.log(`${whatever}. whoa.`))
.catch(() => console.log("oh, uh, whoops"))

let barkingPromise = new Promise((success, failure) => {
	setTimeout(() => success(console.log("bark")), 5000)
})

[
setTimeout(() => console.log("Promises"), 5000),
setTimeout(() => console.log("are"), 3000),
setTimeout(() => console.log("cool"), 3000)
]

Promise.all([
	new Promise((resolve, reject) => {
		setTimeout(() => resolve("Promises"), 5000)
    }),
    new Promise((resolve, reject) => {
    	setTimeout(() => resolve("are"), 3000)
    }),
    new Promise((resolve, reject) => {
    	setTimeout(() => resolve("cool"), 3000)
    })
]).then((words) => words.forEach((word) => console.log(word)))