jyapayne/cppast
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Set parent when adding automatically

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This commit is contained in:
Jonathan Müller 2017-01-21 12:25:58 +01:00
commit 2812c7bd0a
5 changed files with 30 additions and 30 deletions
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16
include/cppast/detail/intrusive_list.hpp
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@ -21,6 +21,11 @@ namespace cppast
{
std::unique_ptr<T> next_;
void do_on_insert(const T& parent) noexcept
{
static_cast<T&>(*this).on_insert(parent);
}
template <typename U>
friend struct intrusive_list_access;
};
@ -42,6 +47,12 @@ namespace cppast
obj.next_ = std::move(node);
return obj.next_.get();
}
template <typename U, typename V>
static void on_insert(U& obj, const V& parent)
{
obj.do_on_insert(parent);
}
};
template <typename T>
@ -111,7 +122,8 @@ namespace cppast
intrusive_list() = default;
//=== modifiers ===//
void push_back(std::unique_ptr<T> obj) noexcept
template <typename U>
void push_back(const U& parent, std::unique_ptr<T> obj) noexcept
{
DEBUG_ASSERT(obj != nullptr, detail::assert_handler{});
@ -125,6 +137,8 @@ namespace cppast
first_ = std::move(obj);
last_ = type_safe::opt_ref(first_.get());
}
intrusive_list_access<T>::on_insert(last_.value(), parent);
}
//=== accesors ===//