File.js 2.4 KB

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  1. var __classPrivateFieldSet = (this && this.__classPrivateFieldSet) || function (receiver, state, value, kind, f) {
  2. if (kind === "m") throw new TypeError("Private method is not writable");
  3. if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a setter");
  4. if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot write private member to an object whose class did not declare it");
  5. return (kind === "a" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value)), value;
  6. };
  7. var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) {
  8. if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter");
  9. if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it");
  10. return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver);
  11. };
  12. var _File_name, _File_lastModified;
  13. import { Blob } from "./Blob.js";
  14. export class File extends Blob {
  15. constructor(fileBits, name, options = {}) {
  16. super(fileBits, options);
  17. _File_name.set(this, void 0);
  18. _File_lastModified.set(this, 0);
  19. if (arguments.length < 2) {
  20. throw new TypeError("Failed to construct 'File': 2 arguments required, "
  21. + `but only ${arguments.length} present.`);
  22. }
  23. __classPrivateFieldSet(this, _File_name, String(name), "f");
  24. const lastModified = options.lastModified === undefined
  25. ? Date.now()
  26. : Number(options.lastModified);
  27. if (!Number.isNaN(lastModified)) {
  28. __classPrivateFieldSet(this, _File_lastModified, lastModified, "f");
  29. }
  30. }
  31. static [(_File_name = new WeakMap(), _File_lastModified = new WeakMap(), Symbol.hasInstance)](value) {
  32. return value instanceof Blob
  33. && value[Symbol.toStringTag] === "File"
  34. && typeof value.name === "string";
  35. }
  36. get name() {
  37. return __classPrivateFieldGet(this, _File_name, "f");
  38. }
  39. get lastModified() {
  40. return __classPrivateFieldGet(this, _File_lastModified, "f");
  41. }
  42. get webkitRelativePath() {
  43. return "";
  44. }
  45. get [Symbol.toStringTag]() {
  46. return "File";
  47. }
  48. }