diff options
Diffstat (limited to 'boost/property_tree/detail/ptree_implementation.hpp')
| -rw-r--r-- | boost/property_tree/detail/ptree_implementation.hpp | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/boost/property_tree/detail/ptree_implementation.hpp b/boost/property_tree/detail/ptree_implementation.hpp index 31d60e3ee2..dd9fd37e26 100644 --- a/boost/property_tree/detail/ptree_implementation.hpp +++ b/boost/property_tree/detail/ptree_implementation.hpp @@ -391,6 +391,25 @@ namespace boost { namespace property_tree return lhs.first < rhs.first; } }; + + template <typename C> + struct equal_pred + { + template <typename P> + bool operator ()(const P& lhs, const P& rhs) const { + C c; + return !c(lhs.first, rhs.first) && + !c(rhs.first, lhs.first) && + lhs.second == rhs.second; + } + }; + + template <typename C, typename MI> + bool equal_children(const MI& ch1, const MI& ch2) { + // Assumes ch1.size() == ch2.size() + return std::equal(ch1.begin(), ch1.end(), + ch2.begin(), equal_pred<C>()); + } } template<class K, class D, class C> inline @@ -414,7 +433,7 @@ namespace boost { namespace property_tree { // The size test is cheap, so add it as an optimization return size() == rhs.size() && data() == rhs.data() && - subs::ch(this) == subs::ch(&rhs); + impl::equal_children<C>(subs::ch(this), subs::ch(&rhs)); } template<class K, class D, class C> inline |