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Make macro more readable.

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This commit is contained in:
Georgiy Guminov
2024-06-12 16:30:44 +03:00
committed by Georgy Guminov
parent 4ab19e045f
commit 3b3d162575
1 changed files with 17 additions and 13 deletions
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30
include/boost/iterator/iterator_facade.hpp
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@ -934,19 +934,23 @@ namespace iterators {
# define BOOST_ITERATOR_FACADE_INTEROP_RANDOM_ACCESS(op, result_type, return_prefix, base_op) \
BOOST_ITERATOR_FACADE_INTEROP_RANDOM_ACCESS_HEAD(inline, op, result_type) \
{ \
/* For those compilers that do not support enable_if */ \
static_assert( \
is_interoperable<Derived1, Derived2>::value && \
boost::iterators::detail::is_traversal_at_least<typename iterator_category<Derived1>::type, random_access_traversal_tag>::value && \
boost::iterators::detail::is_traversal_at_least<typename iterator_category<Derived2>::type, random_access_traversal_tag>::value, \
"Derived1 & Derived2 types must be interoperable and must both have random_access_traversal_tag." \
); \
return_prefix iterator_core_access::base_op( \
*static_cast<Derived1 const*>(&lhs) \
, *static_cast<Derived2 const*>(&rhs) \
, BOOST_ITERATOR_CONVERTIBLE(Derived2,Derived1) \
); \
{ \
using boost::iterators::detail::is_traversal_at_least; \
using Derived1IterCat = typename iterator_category<Derived1>::type; \
using Derived2IterCat = typename iterator_category<Derived2>::type; \
/* For those compilers that do not support enable_if */ \
static_assert( \
is_interoperable<Derived1, Derived2>::value && \
is_traversal_at_least<Derived1IterCat, random_access_traversal_tag>::value && \
is_traversal_at_least<Derived2IterCat, random_access_traversal_tag>::value, \
"Derived1 & Derived2 types must be interoperable and must both have " \
"random_access_traversal_tag." \
); \
return_prefix iterator_core_access::base_op( \
*static_cast<Derived1 const*>(&lhs) \
, *static_cast<Derived2 const*>(&rhs) \
, BOOST_ITERATOR_CONVERTIBLE(Derived2,Derived1) \
); \
}
# define BOOST_ITERATOR_FACADE_RANDOM_ACCESS_RELATION(op, return_prefix, base_op) \