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mpragliola/gist:a73a483b6761519d124d51d04156aab3

Created May 23, 2017 13:52
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Konami code with RxJs Observables
Raw
gistfile1.txt
const keys$ = Rx.Observable.fromEvent(document, 'keyup')
.map(ev => ev.code)
.bufferCount(10, 1)
.map(codes => codes.join(','))
.filter(codes => codes === "ArrowUp,ArrowUp,ArrowDown,ArrowDown,ArrowLeft,ArrowRight,ArrowLeft,ArrowRight,KeyB,KeyA");
keys$
.subscribe(
x => console.log('KONAMI!')
);
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