@wordpress/block-library/build-module/utils/clean-empty-object.js

Block library for the WordPress editor.

/**
 * External dependencies
 */
import { isEmpty, mapValues, pickBy } from 'lodash';

const identity = x => x;
/**
 * Removed empty nodes from nested objects.
 *
 * @param {Object} object
 * @return {Object} Object cleaned from empty nodes.
 */


const cleanEmptyObject = object => {
  if (object === null || typeof object !== 'object' || Array.isArray(object)) {
    return object;
  }

  const cleanedNestedObjects = pickBy(mapValues(object, cleanEmptyObject), identity);
  return isEmpty(cleanedNestedObjects) ? undefined : cleanedNestedObjects;
};

export default cleanEmptyObject;
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