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// This event emitter emits events, but reserves the right to publish events to
// for its creator. It uses a WeakMap for true encapsulation.

const eesToEventMaps = new WeakMap();

export default class EventEmitter {
    constructor(publisher) {
        const eventMap = Object.create(null);
        eesToEventMaps.set(this, eventMap);

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const { exec } = require('./helpers')

const changedFile = (filename, partial) => exec(
  `git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD`,
  `Something went wrong reading last git-pulled files list.`,
  true
).then((stdout) => stdout.split('\n')
  .some((name) => {
    let match
    if (partial) {

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class Comp extends React.Component {
  constructor(props) {
    super(props)
    this.onMouseDown = this.onMouseDown.bind(this)
    this.onMouseMove = this.onMouseMove.bind(this)
    this.onMouseUp = this.onMouseUp.bind(this)
    
    this.state = { onMouseMove: null, onMouseUp: null }
  }

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import React from 'react'

const provideContext = (contextKey, contextType) => (
  React.createClass({
    childContextTypes: {
      [contextKey]: contextType
    },

    getChildContext() {
      const { children, ...props } = this.props

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#/usr/bin/env bash
# MIT © Sindre Sorhus - sindresorhus.com
# forked by Gianluca Guarini

changed_files="$(git diff-tree -r --name-only --no-commit-id ORIG_HEAD HEAD)"

check_run() {
  echo "$changed_files" | grep -E --quiet "$1" && eval "$2"
}

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// User.js

const UPDATE_USER = 'UPDATE_USER'

const defaultUser = {
  displayName: null
}

function userReducer(state = defaultUser, action) {
  switch (action.type) {

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function compose (...fns) {
  return (...args) => 
    fns.reduceRight((child, fn) => 
      fn.apply(null, child ? [child] : args), null
    )
}

const b = i => <b>{i}</b>
const i = i => <i>{i}</i>
const u = i => <u>{i}</u>

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Angular2 Starter Gist Run

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    editor.addKeyMap({
        "Tab": function (cm) {
            if (cm.somethingSelected()) {
                var sel = editor.getSelection("\n");
                // Indent only if there are multiple lines selected, or if the selection spans a full line
                if (sel.length > 0 && (sel.indexOf("\n") > -1 || sel.length === cm.getLine(cm.getCursor().line).length)) {
                    cm.indentSelection("add");
                    return;
                }
            }

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// see: https://github.com/rackt/redux/issues/1367#issuecomment-180073370

import reducer, { increment, decrement } from 'redux-counter'

class App extends Component {
  constructor() {
    super()
    this.state = reducer(undefined, {})
  }