@wordpress/blocks/build-module/api/matchers.js

Block API for WordPress.

/**
 * External dependencies
 */
export { attr, prop, text, query } from 'hpq';

/**
 * WordPress dependencies
 */
import { RichTextData } from '@wordpress/rich-text';

/**
 * Internal dependencies
 */
export { matcher as node } from './node';
export { matcher as children } from './children';
export function html(selector, multilineTag) {
  return domNode => {
    let match = domNode;
    if (selector) {
      match = domNode.querySelector(selector);
    }
    if (!match) {
      return '';
    }
    if (multilineTag) {
      let value = '';
      const length = match.children.length;
      for (let index = 0; index < length; index++) {
        const child = match.children[index];
        if (child.nodeName.toLowerCase() !== multilineTag) {
          continue;
        }
        value += child.outerHTML;
      }
      return value;
    }
    return match.innerHTML;
  };
}
export const richText = (selector, preserveWhiteSpace) => el => {
  const target = selector ? el.querySelector(selector) : el;
  return target ? RichTextData.fromHTMLElement(target, {
    preserveWhiteSpace
  }) : RichTextData.empty();
};
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