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André Staltz staltz

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View keybase.md

Keybase proof

I hereby claim:

  • I am staltz on github.
  • I am andrestaltz (https://keybase.io/andrestaltz) on keybase.
  • I have a public key whose fingerprint is C83A 1721 7B3E 3DE2 23F2 F4C6 A1F0 0911 A32F D4DD

To claim this, I am signing this object:

@staltz
staltz / streamio.js
Created Oct 3, 2016
Playful Haskell Stream I/O with ES6 Generators
View streamio.js
function *main() {
const confirmRequest = {
type: 'confirm',
value: 'Are you sure?',
};
const confirmResponse = yield confirmRequest;
if (confirmResponse === true) {
const consoleRequest = {
type: 'console',
@staltz
staltz / main.js
Created Jun 22, 2016
A-Frame + Cycle.js demo
View main.js
import xs from 'xstream';
import Cycle from '@cycle/xstream-run';
import {h, makeDOMDriver} from '@cycle/dom';
require('aframe');
function main(sources) {
let vdom$ = xs.periodic(16).startWith(0).map(i =>
h('a-scene', [
h('a-sphere', {
attrs: {
@staltz
staltz / helper.js
Created Jun 6, 2016
How to use Stanga (https://github.com/milankinen/stanga) as a wrapper, not as a driver
View helper.js
// Generic helper function that takes a main() (the top-level component)
// and wraps it with Stanga logic
function wrapWithStanga(main, initialState) {
return function (sources) {
const modProxy$ = new Subject();
const modelSource = Model(initialState)(modProxy$);
sources.model = modelSource;
const sinks = main(sources);
sinks.model.subscribe(modProxy$);
@staltz
staltz / how.md
Last active Oct 26, 2017
How to debug Mocha tests written in Babel, running only in Node.js
View how.md

Run this in one shell

./node_modules/.bin/mocha --debug-brk --compilers js:babel-register test/node

Then this in another shell

node-inspector

Then open the browser

@staltz
staltz / check-operators.js
Last active Feb 7, 2017
A node.js script to check how often are RxJS operators used
View check-operators.js
var operators = [
'\\.case',
'\\.create',
'\\.defer',
'\\.empty',
'\\.forkJoin',
'\\.from',
'\\.fromCallback',
'\\.fromEvent',
'\\.fromEventPattern',
@staltz
staltz / main.js
Created Mar 4, 2016
Cycle.js demo with MIDI and Web Audio
View main.js
import {Observable, Disposable} from 'rx';
import {run} from '@cycle/core'
const jsondiffpatch = require('jsondiffpatch').create({
objectHash: function(obj) {
return obj.name;
}
});
function generateCurve(steps){
var curve = new Float32Array(steps)
@staltz
staltz / cycle-bmi.coffee
Created Mar 3, 2016
Cycle.js example in CoffeeScript
View cycle-bmi.coffee
{run} = require '@cycle/core'
{Observable} = require 'rx'
{div, input, h2, makeDOMDriver} = require '@cycle/dom'
intent = (domSource) =>
changeWeight$ = domSource
.select('#weight').events('input')
.map((ev) => ev.target.value)
changeHeight$ = domSource
.select('#height').events('input')
@staltz
staltz / first.js
Created Dec 10, 2015
Tiny Cycle.js 0
View first.js
Rx.Observable.timer(0, 1000)
.map(i => `Seconds elapsed ${i}`)
.subscribe(text => {
const container = document.querySelector('#app');
container.textContent = text;
});
View tiny-cycle-2.js
function main() {
return {
DOM: Rx.Observable.timer(0, 1000)
.map(i => {
return {
tagName: 'h1',
children: [`Seconds elapsed ${i}`]
}
})
}
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