Added support for completely disabling noexcept using MIJIN_TEST_NO_NOEXCEPT (for testing).

source/mijin/internal/exception.hpp

@@ -0,0 +1,31 @@
+
+#pragma once
+
+#if !defined(MIJIN_INTERNAL_EXCEPTION_HPP_INCLUDED)
+#define MIJIN_INTERNAL_EXCEPTION_HPP_INCLUDED 1
+
+#if !defined(MIJIN_WITH_EXCEPTIONS)
+#define MIJIN_WITH_EXCEPTIONS 0
+#endif
+
+#if MIJIN_WITH_EXCEPTIONS
+#error "Maybe someday"
+#else
+#if defined(MIJIN_TEST_NO_NOEXCEPT) // only use for testing
+#define MIJIN_NOEXCEPT
+#define MIJIN_THROWS
+#define MIJIN_CONDITIONAL_NOEXCEPT(...)
+#else
+#define MIJIN_NOEXCEPT noexcept
+#define MIJIN_THROWS noexcept
+#define MIJIN_CONDITIONAL_NOEXCEPT(...) noexcept(__VA_ARGS__)
+#endif
+#define MIJIN_EXCEPT_CHOOSE(noexceptType, exceptType) noexceptType
+#define MIJIN_THROW_OR_RETURN(value, exception) return (value)
+#define MIJIN_RETURN_SUCCESS(value) return (value)
+#endif
+
+#define MIJIN_ERROR_BOOL MIJIN_EXCEPT_CHOOSE([[nodiscard]] bool, void)
+#define MIJIN_THROW_OR_RETURN_STD(value, message) MIJIN_THROW_OR_RETURN(value, std::runtime_error(message))
+
+#endif // !defined(MIJIN_INTERNAL_EXCEPTION_HPP_INCLUDED)