@vandrei977/react-native-render-html/lib/commonjs/helpers/domNodeToHTMLString.js

The hackable, full-featured Open Source HTML rendering solution for React Native.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = domNodeToHTMLString;
var _stringifyEntities = _interopRequireDefault(require("stringify-entities"));
var _transientRenderEngine = require("@native-html/transient-render-engine");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function renderOpeningTag(tag, attributes) {
  const strAttributes = [];
  Object.keys(attributes).forEach(key => {
    strAttributes.push(`${key}="${(0, _stringifyEntities.default)(`${attributes[key]}`)}"`);
  });
  return `<${tag}${strAttributes.length ? ' ' : ''}${strAttributes.join(' ')}>`;
}

/**
 * Convert a DOM node to its HTML representation.
 *
 * @param root - The root to stringify.
 * @param reporter - An optional function which will receive every
 * parsed node as 1st argument, the depth as 2d argument and the converted html
 * as 3d argument.
 */
function domNodeToHTMLString(root, reporter, depth = 0) {
  let html = '';
  if ((0, _transientRenderEngine.isDomElement)(root)) {
    const strChildren = root.children.reduce((prev, curr) => {
      const convertedNode = domNodeToHTMLString(curr, reporter, depth + 1);
      return `${prev}${convertedNode}`;
    }, '');
    html = `${renderOpeningTag(root.tagName, root.attribs)}${strChildren}</${root.tagName}>`;
  } else if ((0, _transientRenderEngine.isDomText)(root)) {
    const text = (0, _stringifyEntities.default)(root.data);
    html = text;
  }
  typeof reporter === 'function' && reporter(root, depth, html);
  return html;
}

/**
 * @public
 */
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