60 lines
1.2 KiB
JavaScript
60 lines
1.2 KiB
JavaScript
|
/**
|
||
|
|
* @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';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Test if a value is an `arguments` object.
|
||
|
|
*
|
||
|
|
* @module @stdlib/assert/is-arguments
|
||
|
|
*
|
||
|
|
* @example
|
||
|
|
* var isArguments = require( '@stdlib/assert/is-arguments' );
|
||
|
|
*
|
||
|
|
* function foo() {
|
||
|
|
* return arguments;
|
||
|
|
* }
|
||
|
|
*
|
||
|
|
* var bool = isArguments( foo() );
|
||
|
|
* // returns true
|
||
|
|
*
|
||
|
|
* bool = isArguments( [] );
|
||
|
|
* // returns false
|
||
|
|
*/
|
||
|
|
|
||
|
|
// MODULES //
|
||
|
|
|
||
|
|
var hasArgumentsClass = require( './detect.js' );
|
||
|
|
var main = require( './main.js' );
|
||
|
|
var polyfill = require( './polyfill.js' );
|
||
|
|
|
||
|
|
|
||
|
|
// MAIN //
|
||
|
|
|
||
|
|
var isArguments;
|
||
|
|
if ( hasArgumentsClass ) {
|
||
|
|
isArguments = main;
|
||
|
|
} else {
|
||
|
|
isArguments = polyfill;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
// EXPORTS //
|
||
|
|
|
||
|
|
module.exports = isArguments;
|