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Nekotekina 2016-05-13 17:01:48 +03:00
parent e2d82394f6
commit 266db1336d
81 changed files with 2247 additions and 1731 deletions
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15
Utilities/Macro.h
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@ -41,6 +41,7 @@ constexpr std::uint32_t size32(const T(&)[Size])
#define CHECK_ALIGN(type, align) static_assert(alignof(type) == align, "Invalid " #type " type alignment")
#define CHECK_MAX_SIZE(type, size) static_assert(sizeof(type) <= size, #type " type size is too big")
#define CHECK_SIZE_ALIGN(type, size, align) CHECK_SIZE(type, size); CHECK_ALIGN(type, align)
#define CHECK_STORAGE(type, storage) static_assert(sizeof(type) <= sizeof(storage) && alignof(type) <= alignof(decltype(storage)), #type " is too small")
// Return 32 bit sizeof() to avoid widening/narrowing conversions with size_t
#define SIZE_32(type) static_cast<std::uint32_t>(sizeof(type))
@ -60,20 +61,22 @@ constexpr std::uint32_t size32(const T(&)[Size])
#define STRINGIZE_DETAIL(x) #x
#define STRINGIZE(x) STRINGIZE_DETAIL(x)
// Macro set, allows to hide "return" in simple lambda expressions.
// Macro set, wraps an expression into lambda
#define WRAP_EXPR(expr, ...) [&](__VA_ARGS__) { return expr; }
#define COPY_EXPR(expr, ...) [=](__VA_ARGS__) { return expr; }
#define PURE_EXPR(expr, ...) [] (__VA_ARGS__) { return expr; }
#define return_ return
#define HERE "\n(in file " __FILE__ ":" STRINGIZE(__LINE__) ")"
// Ensure that the expression is evaluated to true. Always evaluated and allowed to have side effects (unlike assert() macro).
#define ASSERT(expr) if (!(expr)) throw std::runtime_error("Assertion failed: " #expr HERE)
#define VERIFY(expr) do { if (!(expr)) throw std::runtime_error("Verification failed: " #expr HERE); } while (0)
// Expects() and Ensures() are intended to check function arguments and results.
// Expressions are not guaranteed to evaluate. Redefinition with ASSERT macro for better unification.
#define Expects ASSERT
#define Ensures ASSERT
// EXPECTS() and ENSURES() are intended to check function arguments and results.
// Expressions are not guaranteed to evaluate.
#define EXPECTS(expr) do { if (!(expr)) throw std::runtime_error("Precondition failed: " #expr HERE); } while (0)
#define ENSURES(expr) do { if (!(expr)) throw std::runtime_error("Postcondition failed: " #expr HERE); } while (0)
#define DECLARE(...) decltype(__VA_ARGS__) __VA_ARGS__