boostorg/core
1
0
Fork 1
mirror of https://github.com/boostorg/core.git synced 2025-11-29 22:00:17 +01:00
Code Issues Packages Projects Releases Wiki Activity

Added a new macro BOOST_EXPLICIT_OPERATOR_BOOL_NOEXCEPT, which implements a noexcept operator. Also added explicit noexcept specification for the constexpr macro.

Browse Source
This commit is contained in:
Andrey Semashev
2014-04-26 15:11:35 +04:00
parent 1c247b7fe7
commit aaadc128f3
4 changed files with 121 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
include/boost/utility/explicit_operator_bool.hpp
View File

@@ -38,6 +38,19 @@
return !this->operator! ();\
}
/*!
* \brief The macro defines a noexcept explicit operator of conversion to \c bool
*
* The macro should be used inside the definition of a class that has to
* support the conversion. The class should also implement <tt>operator!</tt>,
* in terms of which the conversion operator will be implemented.
*/
#define BOOST_EXPLICIT_OPERATOR_BOOL_NOEXCEPT()\
BOOST_FORCEINLINE explicit operator bool () const BOOST_NOEXCEPT\
{\
return !this->operator! ();\
}
/*!
* \brief The macro defines a constexpr explicit operator of conversion to \c bool
*
@@ -46,7 +59,7 @@
* in terms of which the conversion operator will be implemented.
*/
#define BOOST_CONSTEXPR_EXPLICIT_OPERATOR_BOOL()\
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit operator bool () const\
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit operator bool () const BOOST_NOEXCEPT\
{\
return !this->operator! ();\
}
@@ -101,8 +114,14 @@ namespace detail {
return (!this->operator! () ? &boost::detail::unspecified_bool::true_value : (boost::detail::unspecified_bool_type)0);\
}
#define BOOST_EXPLICIT_OPERATOR_BOOL_NOEXCEPT()\
BOOST_FORCEINLINE operator boost::detail::unspecified_bool_type () const BOOST_NOEXCEPT\
{\
return (!this->operator! () ? &boost::detail::unspecified_bool::true_value : (boost::detail::unspecified_bool_type)0);\
}
#define BOOST_CONSTEXPR_EXPLICIT_OPERATOR_BOOL()\
BOOST_FORCEINLINE BOOST_CONSTEXPR operator boost::detail::unspecified_bool_type () const\
BOOST_FORCEINLINE BOOST_CONSTEXPR operator boost::detail::unspecified_bool_type () const BOOST_NOEXCEPT\
{\
return (!this->operator! () ? &boost::detail::unspecified_bool::true_value : (boost::detail::unspecified_bool_type)0);\
}
@@ -115,8 +134,14 @@ namespace detail {
return !this->operator! ();\
}
#define BOOST_EXPLICIT_OPERATOR_BOOL()\
BOOST_FORCEINLINE operator bool () const BOOST_NOEXCEPT\
{\
return !this->operator! ();\
}
#define BOOST_CONSTEXPR_EXPLICIT_OPERATOR_BOOL()\
BOOST_FORCEINLINE BOOST_CONSTEXPR operator bool () const\
BOOST_FORCEINLINE BOOST_CONSTEXPR operator bool () const BOOST_NOEXCEPT\
{\
return !this->operator! ();\
}