@mightyplow/jslib/object/filter.js

js helpers library

/**
 * @memberOf object
 * @param obj
 * @param pred
 * @return {*}
 */
var filter = function filter(obj, pred) {
    return Object.keys(obj).reduce(function (filtered, key) {
        var value = obj[key];

        if (pred(key, value)) {
            filtered[key] = value;
        }

        return filtered;
    }, {});
};

export default filter;