@itwin/core-bentley/lib/esm/ClassUtils.js

Bentley JavaScript core components

/*---------------------------------------------------------------------------------------------
* Copyright (c) Bentley Systems, Incorporated. All rights reserved.
* See LICENSE.md in the project root for license terms and full copyright notice.
*--------------------------------------------------------------------------------------------*/
/** @packageDocumentation
 * @module Utils
 */
/** Check if class `subclass` is a different class from `superclass` but extends from `superclass`
 * @param subclass the class that may be a subclass of `superclass`
 * @param superclass the class that may be a base class of `subclass`
 * @note The constructors of all types must be `public`.
 * @returns whether `subclass` is a proper subclass of `superclass`
 * @public
 */
export function isProperSubclassOf(subclass, superclass) {
    return subclass.prototype instanceof superclass;
}
/** Check if class `subclass` is `superclass` or extends from `superclass`
 * @param subclass the class that may be a subclass of `superclass`.
 * @param superclass the class that may be a base class of `subclass`.
 * @note The constructors of all types must be `public`.
 * @returns whether `subclass` is a subclass of `superclass`
 * @public
 */
export function isSubclassOf(subclass, superclass) {
    return subclass === superclass || isProperSubclassOf(subclass, superclass);
}
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