/** * @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 isBoolean = require( './../../is-boolean' ).isObject; var isNumber = require( './../../is-number' ).isObject; var isString = require( './../../is-string' ).isObject; var isSymbol = require( './../../is-symbol' ).isObject; // MAIN // /** * Tests if a value is a JavaScript boxed primitive. * * @param {*} value - value to test * @returns {boolean} boolean indicating if a value is a JavaScript boxed primitive * * @example * var bool = isBoxedPrimitive( new String( 'beep' ) ); * // returns true * * @example * var bool = isBoxedPrimitive( new Number( 3.21 ) ); * // returns true * * @example * var Symbol = require( '@stdlib/symbol/ctor' ); * var bool = isBoxedPrimitive( Object( Symbol( 'beep' ) ) ); * // returns true * * @example * var bool = isBoxedPrimitive( true ); * // returns false * * @example * var bool = isBoxedPrimitive( {} ); * // returns false * * @example * var Symbol = require( '@stdlib/symbol/ctor' ); * var bool = isBoxedPrimitive( Symbol( 'beep' ) ); * // returns false */ function isBoxedPrimitive( value ) { if ( typeof value !== 'object' ) { return false; } return ( isBoolean( value ) || isNumber( value ) || isString( value ) || isSymbol( value ) ); } // EXPORTS // module.exports = isBoxedPrimitive;