ErrorObjectSerializer.js 1.3 KB

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  1. /*
  2. MIT License http://www.opensource.org/licenses/mit-license.php
  3. */
  4. "use strict";
  5. /** @typedef {import("./ObjectMiddleware").ObjectDeserializerContext} ObjectDeserializerContext */
  6. /** @typedef {import("./ObjectMiddleware").ObjectSerializerContext} ObjectSerializerContext */
  7. /** @typedef {Error & { cause?: unknown }} ErrorWithCause */
  8. class ErrorObjectSerializer {
  9. /**
  10. * @param {ErrorConstructor | EvalErrorConstructor | RangeErrorConstructor | ReferenceErrorConstructor | SyntaxErrorConstructor | TypeErrorConstructor} Type error type
  11. */
  12. constructor(Type) {
  13. this.Type = Type;
  14. }
  15. /**
  16. * @param {Error | EvalError | RangeError | ReferenceError | SyntaxError | TypeError} obj error
  17. * @param {ObjectSerializerContext} context context
  18. */
  19. serialize(obj, context) {
  20. context.write(obj.message);
  21. context.write(obj.stack);
  22. context.write(
  23. /** @type {ErrorWithCause} */
  24. (obj).cause
  25. );
  26. }
  27. /**
  28. * @param {ObjectDeserializerContext} context context
  29. * @returns {Error | EvalError | RangeError | ReferenceError | SyntaxError | TypeError} error
  30. */
  31. deserialize(context) {
  32. const err = new this.Type();
  33. err.message = context.read();
  34. err.stack = context.read();
  35. /** @type {ErrorWithCause} */
  36. (err).cause = context.read();
  37. return err;
  38. }
  39. }
  40. module.exports = ErrorObjectSerializer;