Error.cpp 3.2 KB

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  1. /*
  2. * Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
  3. * All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions are met:
  7. *
  8. * 1. Redistributions of source code must retain the above copyright notice, this
  9. * list of conditions and the following disclaimer.
  10. *
  11. * 2. Redistributions in binary form must reproduce the above copyright notice,
  12. * this list of conditions and the following disclaimer in the documentation
  13. * and/or other materials provided with the distribution.
  14. *
  15. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  16. * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  18. * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  19. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  21. * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  22. * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  23. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  24. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  25. */
  26. #include <LibJS/Interpreter.h>
  27. #include <LibJS/Runtime/Error.h>
  28. #include <LibJS/Runtime/GlobalObject.h>
  29. namespace JS {
  30. Error* Error::create(GlobalObject& global_object, const FlyString& name, const String& message)
  31. {
  32. auto& interpreter = global_object.interpreter();
  33. return interpreter.heap().allocate<Error>(name, message, *interpreter.error_prototype());
  34. }
  35. Error::Error(const FlyString& name, const String& message, Object& prototype)
  36. : Object(&prototype)
  37. , m_name(name)
  38. , m_message(message)
  39. {
  40. set_prototype(&prototype);
  41. }
  42. Error::~Error()
  43. {
  44. }
  45. #define __JS_ENUMERATE(ClassName, snake_name, PrototypeName, ConstructorName) \
  46. ClassName* ClassName::create(GlobalObject& global_object, const String& message) \
  47. { \
  48. auto& interpreter = global_object.interpreter(); \
  49. return interpreter.heap().allocate<ClassName>(message, *interpreter.snake_name##_prototype()); \
  50. } \
  51. ClassName::ClassName(const String& message, Object& prototype) \
  52. : Error(#ClassName, message, prototype) \
  53. { \
  54. } \
  55. ClassName::~ClassName() {} \
  56. const char* ClassName::class_name() const { return #ClassName; }
  57. JS_ENUMERATE_ERROR_SUBCLASSES
  58. #undef __JS_ENUMERATE
  59. }