app/node_modules/date-fns/esm/parse/_lib/parsers/ISOWeekParser.js

import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
import _createClass from "@babel/runtime/helpers/esm/createClass";
import _assertThisInitialized from "@babel/runtime/helpers/esm/assertThisInitialized";
import _inherits from "@babel/runtime/helpers/esm/inherits";
import _createSuper from "@babel/runtime/helpers/esm/createSuper";
import _defineProperty from "@babel/runtime/helpers/esm/defineProperty";
import { Parser } from "../Parser.js";
import { numericPatterns } from "../constants.js";
import { parseNumericPattern, parseNDigits } from "../utils.js";
import setUTCISOWeek from "../../../_lib/setUTCISOWeek/index.js";
import startOfUTCISOWeek from "../../../_lib/startOfUTCISOWeek/index.js"; // ISO week of year
export var ISOWeekParser = /*#__PURE__*/function (_Parser) {
  _inherits(ISOWeekParser, _Parser);
  var _super = _createSuper(ISOWeekParser);
  function ISOWeekParser() {
    var _this;
    _classCallCheck(this, ISOWeekParser);
    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }
    _this = _super.call.apply(_super, [this].concat(args));
    _defineProperty(_assertThisInitialized(_this), "priority", 100);
    _defineProperty(_assertThisInitialized(_this), "incompatibleTokens", ['y', 'Y', 'u', 'q', 'Q', 'M', 'L', 'w', 'd', 'D', 'e', 'c', 't', 'T']);
    return _this;
  }
  _createClass(ISOWeekParser, [{
    key: "parse",
    value: function parse(dateString, token, match) {
      switch (token) {
        case 'I':
          return parseNumericPattern(numericPatterns.week, dateString);
        case 'Io':
          return match.ordinalNumber(dateString, {
            unit: 'week'
          });
        default:
          return parseNDigits(token.length, dateString);
      }
    }
  }, {
    key: "validate",
    value: function validate(_date, value) {
      return value >= 1 && value <= 53;
    }
  }, {
    key: "set",
    value: function set(date, _flags, value) {
      return startOfUTCISOWeek(setUTCISOWeek(date, value));
    }
  }]);
  return ISOWeekParser;
}(Parser);