@20minutes/draft-convert/lib/encodeBlock.js

Extensibly serialize & deserialize Draft.js ContentState

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
var _updateMutation = _interopRequireDefault(require("./util/updateMutation"));
var _rangeSort = _interopRequireDefault(require("./util/rangeSort"));
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; }
var ENTITY_MAP = {
  '&': '&amp;',
  '<': '&lt;',
  '>': '&gt;',
  '"': '&quot;',
  "'": '&#x27;',
  '`': '&#x60;',
  '\n': '<br/>'
};
var _default = exports["default"] = function _default(block) {
  var blockText = (0, _toConsumableArray2["default"])(block.text);
  var entities = block.entityRanges.sort(_rangeSort["default"]);
  var styles = block.inlineStyleRanges.sort(_rangeSort["default"]);
  var resultText = '';
  var _loop = function _loop() {
    var _char = blockText[index];
    if (ENTITY_MAP[_char] !== undefined) {
      var encoded = ENTITY_MAP[_char];
      var resultIndex = (0, _toConsumableArray2["default"])(resultText).length;
      resultText += encoded;
      var updateForChar = function updateForChar(mutation) {
        return (0, _updateMutation["default"])(mutation, resultIndex, _char.length, encoded.length, 0, 0);
      };
      entities = entities.map(updateForChar);
      styles = styles.map(updateForChar);
    } else {
      resultText += _char;
    }
  };
  for (var index = 0; index < blockText.length; index += 1) {
    _loop();
  }
  return _objectSpread(_objectSpread({}, block), {}, {
    text: resultText,
    inlineStyleRanges: styles,
    entityRanges: entities
  });
};