is_associative_container

Header

#include <tick/traits/is_associative_container.h>

Description

An associative container is an ordered container that provides fast lookup of objects based on keys.

Synopsis

TICK_TRAIT(is_associative_container, is_container<_>)
{
    template<class T>
    auto require(const T& x) -> valid<
        has_type<typename T::key_type, is_destructible<_>>,
        has_type<typename T::key_compare, is_compare<_, typename T::key_type>>,
        has_type<typename T::value_compare, is_compare<_, typename T::value_type>>,
        decltype(returns<typename T::key_compare>(x.key_comp())),
        decltype(returns<typename T::value_compare>(x.value_comp()))
    >;
};