index.js 796 B

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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.default = getUTCDayOfYear;
  7. var _index = _interopRequireDefault(require("../../toDate/index.js"));
  8. var _index2 = _interopRequireDefault(require("../requiredArgs/index.js"));
  9. var MILLISECONDS_IN_DAY = 86400000;
  10. function getUTCDayOfYear(dirtyDate) {
  11. (0, _index2.default)(1, arguments);
  12. var date = (0, _index.default)(dirtyDate);
  13. var timestamp = date.getTime();
  14. date.setUTCMonth(0, 1);
  15. date.setUTCHours(0, 0, 0, 0);
  16. var startOfYearTimestamp = date.getTime();
  17. var difference = timestamp - startOfYearTimestamp;
  18. return Math.floor(difference / MILLISECONDS_IN_DAY) + 1;
  19. }
  20. module.exports = exports.default;