Javascript snippets

Javascript_snippets.md

• promise-catch
• spies

promise_catch.js

somePromise().then(function () {
  return anotherPromise();
}).then(function () {
  return yetAnotherPromise();
}).catch(console.log.bind(console)); // <-- this is badass

spy.js

function spy(m, plugin) {
    function res() {
        var vdom = m.apply(null, arguments)
        plugin(vdom);
        return vdom;
    }
    for (var k in m) if (m.hasOwnProperty(k)) res[k] = m[k];
    return res;
}