37 lines
1.9 KiB
C++
37 lines
1.9 KiB
C++
/** @file */
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#include "Exception.hpp"
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/// \defgroup Ensure Ensure
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/// \brief A set of ensure macros.
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#ifndef NO_ENSURE
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/// @brief Ensures an expression is true. Throws an exception if the assertion fails.
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/// @ingroup Ensure
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#define Ensure(expr) \
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if (!(expr)) { \
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std::stringstream ss; \
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ss << "[" << file_name(__FILE__) << ":" << __LINE__ << "] ENSURE FAILED: \""; \
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ss << #expr << "\""; \
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throw ArbUt::Exception(ss.str()); \
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}
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/// @brief Ensures an expression is true for a range. The value in the range can be retrieved using ``item``.
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/// @ingroup Ensure
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#define EnsureForEach(iterator, assertion) \
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{ \
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for (auto item : (iterator)) \
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Ensure(assertion) \
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}
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#else
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// Ensure is empty if NO_ENSURE is defined.
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#define Ensure(expr) ;
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#define EnsureForEach(iterator, assertion) ;
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#endif
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/// @brief Ensures a pointer is not null.
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/// @ingroup Ensure
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#define EnsureNotNull(value) Ensure((value) != nullptr)
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/// @brief Ensures a range is not null.
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/// @ingroup Ensure
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#define EnsureAllNotNull(iterator) EnsureForEach(iterator, item != nullptr)
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