deepGet.wxs

var reg1 = getRegExp('\[[\'\"]', 'g');
var reg2 = getRegExp('[\'\"]\]', 'g');

function deepGet(object, path, defaultValue) {
    var pathAry = path.replace(reg1, '.').replace(reg2, '').split('.');
    if (pathAry[0] === '') {
        pathAry.shift();
    }
    return pathAry.reduce(function (o, k) {
        return o && o[k];
    }, object) || defaultValue;
}
module.exports.deepGet = deepGet;