All files / assert/is-float32array/lib main.js

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/**
* @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 nativeClass = require( '@stdlib/utils/native-class' );
 
 
// VARIABLES //
 
var hasFloat32Array = ( typeof Float32Array === 'function' ); // eslint-disable-line stdlib/require-globals
 
 
// MAIN //
 
/**
* Tests if a value is a Float32Array.
*
* @param {*} value - value to test
* @returns {boolean} boolean indicating whether value is a Float32Array
*
* @example
* var bool = isFloat32Array( new Float32Array( 10 ) );
* // returns true
*
* @example
* var bool = isFloat32Array( [] );
* // returns false
*/
function isFloat32Array( value ) {
	return (
		( hasFloat32Array && value instanceof Float32Array ) || // eslint-disable-line stdlib/require-globals
		nativeClass( value ) === '[object Float32Array]'
	);
}
 
 
// EXPORTS //
 
module.exports = isFloat32Array;