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Source/Engine/Scripting/MException.cpp

@@ -0,0 +1,34 @@
+// Copyright (c) 2012-2020 Wojciech Figat. All rights reserved.
+
+#include "MException.h"
+#include "ManagedCLR/MUtils.h"
+#include <ThirdParty/mono-2.0/mono/metadata/object.h>
+
+MException::MException(MonoObject* exception)
+    : InnerException(nullptr)
+{
+    ASSERT(exception);
+
+    MonoClass* exceptionClass = mono_object_get_class(exception);
+    MonoProperty* exceptionMsgProp = mono_class_get_property_from_name(exceptionClass, "Message");
+    MonoMethod* exceptionMsgGetter = mono_property_get_get_method(exceptionMsgProp);
+    MonoString* exceptionMsg = (MonoString*)mono_runtime_invoke(exceptionMsgGetter, exception, nullptr, nullptr);
+    Message = MUtils::ToString(exceptionMsg);
+
+    MonoProperty* exceptionStackProp = mono_class_get_property_from_name(exceptionClass, "StackTrace");
+    MonoMethod* exceptionStackGetter = mono_property_get_get_method(exceptionStackProp);
+    MonoString* exceptionStackTrace = (MonoString*)mono_runtime_invoke(exceptionStackGetter, exception, nullptr, nullptr);
+    StackTrace = MUtils::ToString(exceptionStackTrace);
+
+    MonoProperty* innerExceptionProp = mono_class_get_property_from_name(exceptionClass, "InnerException");
+    MonoMethod* innerExceptionGetter = mono_property_get_get_method(innerExceptionProp);
+    MonoObject* innerException = (MonoObject*)mono_runtime_invoke(innerExceptionGetter, exception, nullptr, nullptr);
+    if (innerException)
+        InnerException = New<MException>(innerException);
+}
+
+MException::~MException()
+{
+    if (InnerException)
+        Delete(InnerException);
+}