/**

* @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';

// VARIABLES //

var COUNTER = -1; // TODO: consider another approach for unique identifier generation. For most cases, this should suffice; however, it is possible that two different libraries, both relying on separate copies of this package, may trigger id collisions in the event that instantiated instances were to interact (e.g., a consumer attempting to free an instance instantiated by another copy of the package, etc).

// MAIN //

/**

* Generates a new identifier.

*

* @private

* @returns {string} identifier

*

* @example

* var v = id();

* // returns <string>

*/

function id() {

COUNTER += 1;

return COUNTER.toString();

}

// EXPORTS //

module.exports = id;