@stdlib/assert-is-collection
Version:
Test if a value is a collection.
45 lines (37 loc) • 1.11 kB
TypeScript
/*
* @license Apache-2.0
*
* Copyright (c) 2019 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.
*/
// TypeScript Version: 4.1
/// <reference types="@stdlib/types"/>
import { Collection } from '@stdlib/types/array';
/**
* Tests if a value is a collection.
*
* @param value - value to test
* @returns boolean indicating whether a value is a collection
*
* @example
* var bool = isCollection( [] );
* // returns true
*
* @example
* var bool = isCollection( {} );
* // returns false
*/
declare function isCollection( value: any ): value is Collection;
// EXPORTS //
export = isCollection;