osrm/node_modules/is-arrayish/index.js

The Open Source Routing Machine is a high performance routing engine written in C++14 designed to run on OpenStreetMap data.

'use strict';

module.exports = function isArrayish(obj) {
	if (!obj) {
		return false;
	}

	return obj instanceof Array || Array.isArray(obj) ||
		(obj.length >= 0 && obj.splice instanceof Function);
};