alexeisavca

function head(arr){
    return arr.slice(0, 1);
}

function tail(arr){
    return arr.slice(1);
}

alexeisavca

var React = require('react');
var shallowDiff = (a,b) => Object.keys(a).some(key => a[key] != b[key]);
module.exports = class extends React.Component {
    shouldComponentUpdate (nextProps, nextState){
        return shallowDiff(this.props, nextProps) || shallowDiff(this.state, nextState);
    }
};

alexeisavca

var React = require('react');
module.exports = function(name){
    return class extends React.Component{
        render(){
            return (
                <span>Implement {name}</span>
            )
        }
    }
};

alexeisavca

module.exports = function(obj){
    return Object.keys(obj).map(function(key){
        return obj[key];
    });
};

alexeisavca

var React = require('react/addons');
var ReactIgnore = {
    displayName: 'ReactIgnore',
    shouldComponentUpdate (){
        return false;
    },

    render (){
        return React.Children.only(this.props.children);
    }