@carbon/react/lib/tools/events.js

React components for the Carbon Design System

/**
 * Copyright IBM Corp. 2016, 2023
 *
 * This source code is licensed under the Apache-2.0 license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

/**
 * Composes multiple event handler functions into a single event handler. The
 * composed handler calls each provided function sequentially with the event and
 * any additional arguments. If any handler calls `event.preventDefault()`,
 * further handlers are skipped.
 *
 * @param handlers - An array of event handler functions.
 * @returns A composite event handler.
 */
const composeEventHandlers = handlers => (event, ...args) => {
  for (const handler of handlers) {
    if (event.defaultPrevented) {
      break;
    }
    if (typeof handler === 'function') {
      handler(event, ...args);
    }
  }
};

exports.composeEventHandlers = composeEventHandlers;