APIUtils.h 2.5 KB

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  1. /*
  2. * Copyright (C) 2016 Apple Inc. All rights reserved.
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. * 1. Redistributions of source code must retain the above copyright
  8. * notice, this list of conditions and the following disclaimer.
  9. * 2. Redistributions in binary form must reproduce the above copyright
  10. * notice, this list of conditions and the following disclaimer in the
  11. * documentation and/or other materials provided with the distribution.
  12. *
  13. * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14. * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
  17. * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18. * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19. * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20. * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21. * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22. * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23. * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24. */
  25. #ifndef APIUtils_h
  26. #define APIUtils_h
  27. #include "CatchScope.h"
  28. #include "Exception.h"
  29. #include "JSCJSValue.h"
  30. #include "JSGlobalObjectInspectorController.h"
  31. #include "JSValueRef.h"
  32. enum class ExceptionStatus {
  33. DidThrow,
  34. DidNotThrow
  35. };
  36. inline ExceptionStatus handleExceptionIfNeeded(JSC::CatchScope& scope, JSC::ExecState* exec, JSValueRef* returnedExceptionRef)
  37. {
  38. if (UNLIKELY(scope.exception())) {
  39. JSC::Exception* exception = scope.exception();
  40. if (returnedExceptionRef)
  41. *returnedExceptionRef = toRef(exec, exception->value());
  42. scope.clearException();
  43. #if ENABLE(REMOTE_INSPECTOR)
  44. scope.vm().vmEntryGlobalObject(exec)->inspectorController().reportAPIException(exec, exception);
  45. #endif
  46. return ExceptionStatus::DidThrow;
  47. }
  48. return ExceptionStatus::DidNotThrow;
  49. }
  50. inline void setException(JSC::ExecState* exec, JSValueRef* returnedExceptionRef, JSC::JSValue exception)
  51. {
  52. if (returnedExceptionRef)
  53. *returnedExceptionRef = toRef(exec, exception);
  54. #if ENABLE(REMOTE_INSPECTOR)
  55. JSC::VM& vm = exec->vm();
  56. vm.vmEntryGlobalObject(exec)->inspectorController().reportAPIException(exec, JSC::Exception::create(vm, exception));
  57. #endif
  58. }
  59. #endif /* APIUtils_h */