codeocelot

export default class Provider extends Component {
  getChildContext() {
    return { store: this.store }
  }

  constructor(props, context) {
    super(props, context)
    this.store = props.store
  }

codeocelot

class App extends React.Component{
  render = () => <div className="app">{this.props.children}</div>
}
class Greeting extends React.Component{
  render = () => <p style={this.context.style}>Hello world!</p>
}
Greeting.contextTypes = {
  color: React.PropTypes.string,
  backgroundColor: React.PropTypes.string
}

codeocelot

import { compose } from 'redux';

const ToUpper = (Component) => ({ text }) => <Component text={text.toUpper()} \>

const WithUnderscores = (Component) => ({ text }) => <Component text={text.split(' ').join('_')} />

export default compose(ToUpper, WithUnderscores);

// use like this

codeocelot

import { useState } from 'react';

function useWhy(deps, id = null, logger = console.log) {
  const [prevDeps, setPrevDeps] = useState(deps);
  let changed = false;
  deps.forEach((d, i) => {
    if (d !== prevDeps[i]) {
      changed = true;
      logger(`Why ${id}: dep ${i} has changed from ${prevDeps[i]} to ${d}`);
    }

codeocelot

-- Add the following to your init.lua (or create it if it doesn't exist)

local Keyboard = require "keyboard"

Keyboard:init()