JsUndefined.cs 791 B

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  1. using Jint.Runtime;
  2. namespace Jint.Native
  3. {
  4. public sealed class JsUndefined : JsValue, IEquatable<JsUndefined>
  5. {
  6. internal JsUndefined() : base(Types.Undefined)
  7. {
  8. }
  9. public override object ToObject()
  10. {
  11. return null!;
  12. }
  13. public override string ToString()
  14. {
  15. return "undefined";
  16. }
  17. public override bool IsLooselyEqual(JsValue value)
  18. {
  19. return ReferenceEquals(Undefined, value) || ReferenceEquals(Null, value);
  20. }
  21. public override bool Equals(JsValue? obj)
  22. {
  23. return Equals(obj as JsUndefined);
  24. }
  25. public bool Equals(JsUndefined? other)
  26. {
  27. return !ReferenceEquals(null, other);
  28. }
  29. }
  30. }