ephemeris

Version:

JavaScript implementation of Moshier's ephemeris calculations for sun, planets, comets, asteroids and stars.

12 lines (9 loc) • 264 B

JavaScript

"use strict";

var objToString = Object.prototype.toString, id = objToString.call(1);

module.exports = function (value) {
	return (
		typeof value === "number" ||
		value instanceof Number ||
		(typeof value === "object" && objToString.call(value) === id)
	);
};