/** * @license Apache-2.0 * * Copyright (c) 2020 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'; /** * Compute the absolute value. * * @module @stdlib/math/special/abs * * @example * var abs = require( '@stdlib/math/special/abs' ); * * var y = abs( -1.0 ); * // returns 1.0 * * @example * var Float64Array = require( '@stdlib/array/float64' ); * var abs = require( '@stdlib/math/special/abs' ); * * var x = new Float64Array( [ 1.0, -1.0, 0.0 ] ); * * var y = abs( x ); * // returns [ 1.0, 1.0, 0.0 ] * * @example * var abs = require( '@stdlib/math/special/abs' ); * * var x = [ 1.0, -1.0, 0.0 ]; * * var y = abs( x ); * // returns [ 1.0, 1.0, 0.0 ] * * @example * var array = require( '@stdlib/ndarray/array' ); * var abs = require( '@stdlib/math/special/abs' ); * * var x = array( [ [ 1.0, -2.0 ], [ -3.0, 4.0 ] ] ); * // returns * * var y = abs( x ); * // returns * * var v = y.get( 0, 1 ); * // 2.0 */ // MODULES // var join = require( 'path' ).join; var tryRequire = require( '@stdlib/utils/try-require' ); var main = require( './main.js' ); // MAIN // var tmp = tryRequire( join( __dirname, './native.js' ) ); if ( !(tmp instanceof Error) ) { main = tmp; } // EXPORTS // module.exports = main;