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is_array_index_string.js
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/**
* @license Apache-2.0
*
* Copyright (c) 2024 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 isString = require( '@stdlib/assert/is-string' ).isPrimitive;
var RE_ARRAY_INDEX = require( './re_array_index.js' );
// MAIN //
/**
* Tests if an indexing expression is a serialized array index.
*
* @private
* @param {(string|symbol)} prop - property name
* @returns {boolean} result
*
* @example
* var out = isArrayIndexString( 'ArrayIndex<0>' );
* // returns true
*
* @example
* var out = isArrayIndexString( ':' );
* // returns false
*/
function isArrayIndexString( prop ) {
return ( isString( prop ) && RE_ARRAY_INDEX.test( prop ) );
}
// EXPORTS //
module.exports = isArrayIndexString;