CheckReturn.h File Reference

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Macros
#define	CheckReturn(x, Ret)
	Used for simplify early-returns.
#define	CheckDefault(x)
	Variant of CheckReturn, but returns default constructed CheckTy

Macro Definition Documentation

CheckDefault

#define CheckDefault

(

x

)

Value:

CheckReturn(x, CheckTy{})

Variant of CheckReturn, but returns default constructed CheckTy

Definition at line 16 of file CheckReturn.h.

CheckReturn

#define CheckReturn	(		x,
			Ret )

Value:

  ({                                                                           \
    decltype(x) temp = (x);                                                    \
    if (!temp) [[unlikely]] {                                                  \
      return Ret;                                                              \
    }                                                                          \
    temp;                                                                      \
  })

Used for simplify early-returns.

const auto *foo = checkReturn(get(), nullptr)

Definition at line 6 of file CheckReturn.h.