@20minutes/draft-convert/lib/util/getBlockTags.js

Extensibly serialize & deserialize Draft.js ContentState

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = getBlockTags;
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _invariant = _interopRequireDefault(require("invariant"));
var _react = _interopRequireDefault(require("react"));
var _server = _interopRequireDefault(require("react-dom/server"));
var _splitReactElement = _interopRequireDefault(require("./splitReactElement"));
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { (0, _defineProperty2["default"])(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function hasChildren(element) {
  return /*#__PURE__*/_react["default"].isValidElement(element) && _react["default"].Children.count(element.props.children) > 0;
}
function getBlockTags(blockHTML) {
  (0, _invariant["default"])(blockHTML !== null && blockHTML !== undefined, 'Expected block HTML value to be non-null');
  if (typeof blockHTML === 'string') {
    return blockHTML;
  }
  if (/*#__PURE__*/_react["default"].isValidElement(blockHTML)) {
    if (hasChildren(blockHTML)) {
      return _server["default"].renderToStaticMarkup(blockHTML);
    }
    return (0, _splitReactElement["default"])(blockHTML);
  }
  if (Object.prototype.hasOwnProperty.call(blockHTML, 'element') && /*#__PURE__*/_react["default"].isValidElement(blockHTML.element)) {
    return _objectSpread(_objectSpread({}, blockHTML), (0, _splitReactElement["default"])(blockHTML.element));
  }
  (0, _invariant["default"])(Object.prototype.hasOwnProperty.call(blockHTML, 'start') && Object.prototype.hasOwnProperty.call(blockHTML, 'end'), 'convertToHTML: received block information without either a ReactElement or an object with start/end tags');
  return blockHTML;
}