falcor-router/src/operations/matcher/pluckIntergers.js

A router DataSource constructor for falcor that allows you to model all your cloud data sources as a single JSON resource.

var isArray = Array.isArray;
/**
 * plucks any integers from the path key.  Makes no effort
 * to convert the key into any specific format.
 */
module.exports = function pluckIntegers(keySet) {
    var ints = [];

    if (typeof keySet === 'object') {
        if (isArray(keySet)) {
            keySet.forEach(function(key) {
                // Range case
                if (typeof key === 'object') {
                    ints[ints.length] = key;
                }

                else if (!isNaN(+key)) {
                    ints[ints.length] = +key;
                }
            });
        }
        // Range case
        else {
            ints[ints.length] = keySet;
        }
    }

    else if (!isNaN(+keySet)) {
        ints[ints.length] = +keySet;
    }

    return ints;
};