/** * @license Apache-2.0 * * Copyright (c) 2018 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ 'use strict'; // MODULES // var isNumber = require( './../../is-number' ).isObject; var isinf = require( '@stdlib/math/base/assert/is-infinite' ); // MAIN // /** * Tests if a value is a number object having an infinite value. * * @param {*} value - value to test * @returns {boolean} boolean indicating if a value is a number object having an infinite value * * @example * var bool = isInfinite( 1.0/0.0 ); * // returns false * * @example * var bool = isInfinite( new Number( 1.0/0.0 ) ); * // returns true */ function isInfinite( value ) { return ( isNumber( value ) && isinf( value.valueOf() ) ); } // EXPORTS // module.exports = isInfinite;