YearParser.js 3.4 KB

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  1. "use strict";
  2. var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault").default;
  3. Object.defineProperty(exports, "__esModule", {
  4. value: true
  5. });
  6. exports.YearParser = void 0;
  7. var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
  8. var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
  9. var _assertThisInitialized2 = _interopRequireDefault(require("@babel/runtime/helpers/assertThisInitialized"));
  10. var _inherits2 = _interopRequireDefault(require("@babel/runtime/helpers/inherits"));
  11. var _createSuper2 = _interopRequireDefault(require("@babel/runtime/helpers/createSuper"));
  12. var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
  13. var _Parser2 = require("../Parser.js");
  14. var _utils = require("../utils.js");
  15. // From http://www.unicode.org/reports/tr35/tr35-31/tr35-dates.html#Date_Format_Patterns
  16. // | Year | y | yy | yyy | yyyy | yyyyy |
  17. // |----------|-------|----|-------|-------|-------|
  18. // | AD 1 | 1 | 01 | 001 | 0001 | 00001 |
  19. // | AD 12 | 12 | 12 | 012 | 0012 | 00012 |
  20. // | AD 123 | 123 | 23 | 123 | 0123 | 00123 |
  21. // | AD 1234 | 1234 | 34 | 1234 | 1234 | 01234 |
  22. // | AD 12345 | 12345 | 45 | 12345 | 12345 | 12345 |
  23. var YearParser = /*#__PURE__*/function (_Parser) {
  24. (0, _inherits2.default)(YearParser, _Parser);
  25. var _super = (0, _createSuper2.default)(YearParser);
  26. function YearParser() {
  27. var _this;
  28. (0, _classCallCheck2.default)(this, YearParser);
  29. for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
  30. args[_key] = arguments[_key];
  31. }
  32. _this = _super.call.apply(_super, [this].concat(args));
  33. (0, _defineProperty2.default)((0, _assertThisInitialized2.default)(_this), "priority", 130);
  34. (0, _defineProperty2.default)((0, _assertThisInitialized2.default)(_this), "incompatibleTokens", ['Y', 'R', 'u', 'w', 'I', 'i', 'e', 'c', 't', 'T']);
  35. return _this;
  36. }
  37. (0, _createClass2.default)(YearParser, [{
  38. key: "parse",
  39. value: function parse(dateString, token, match) {
  40. var valueCallback = function valueCallback(year) {
  41. return {
  42. year: year,
  43. isTwoDigitYear: token === 'yy'
  44. };
  45. };
  46. switch (token) {
  47. case 'y':
  48. return (0, _utils.mapValue)((0, _utils.parseNDigits)(4, dateString), valueCallback);
  49. case 'yo':
  50. return (0, _utils.mapValue)(match.ordinalNumber(dateString, {
  51. unit: 'year'
  52. }), valueCallback);
  53. default:
  54. return (0, _utils.mapValue)((0, _utils.parseNDigits)(token.length, dateString), valueCallback);
  55. }
  56. }
  57. }, {
  58. key: "validate",
  59. value: function validate(_date, value) {
  60. return value.isTwoDigitYear || value.year > 0;
  61. }
  62. }, {
  63. key: "set",
  64. value: function set(date, flags, value) {
  65. var currentYear = date.getUTCFullYear();
  66. if (value.isTwoDigitYear) {
  67. var normalizedTwoDigitYear = (0, _utils.normalizeTwoDigitYear)(value.year, currentYear);
  68. date.setUTCFullYear(normalizedTwoDigitYear, 0, 1);
  69. date.setUTCHours(0, 0, 0, 0);
  70. return date;
  71. }
  72. var year = !('era' in flags) || flags.era === 1 ? value.year : 1 - value.year;
  73. date.setUTCFullYear(year, 0, 1);
  74. date.setUTCHours(0, 0, 0, 0);
  75. return date;
  76. }
  77. }]);
  78. return YearParser;
  79. }(_Parser2.Parser);
  80. exports.YearParser = YearParser;