oget.js

// Source: https://github.com/zewish/oget

'use strict';

export default (obj, path, def) => {
    let res = path
    .replace(/\[/g, '.')
    .replace(/\]/g, '')
    .replace(/^\./, '')
    .split('.')
    .reduce((prev, curr) => {
        return prev && prev[curr]
    }, obj);

    return (res === undefined)
      ? def
      : res;
}