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Implement extract_sequence and adopt_sequence for flat ordered associative containers

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Ion Gaztañaga
2017-04-05 16:06:31 +02:00
parent cdb022fda2
commit d6749960fc
6 changed files with 498 additions and 69 deletions
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include/boost/container/flat_set.hpp
+61
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@@ -114,6 +114,7 @@ class flat_set
typedef typename BOOST_CONTAINER_IMPDEF(base_t::const_iterator) const_iterator;
typedef typename BOOST_CONTAINER_IMPDEF(base_t::reverse_iterator) reverse_iterator;
typedef typename BOOST_CONTAINER_IMPDEF(base_t::const_reverse_iterator) const_reverse_iterator;
typedef typename BOOST_CONTAINER_IMPDEF(base_t::sequence_type) sequence_type;
public:
//////////////////////////////////////////////
@@ -844,8 +845,38 @@ class flat_set
//! <b>Complexity</b>: Constant.
friend void swap(flat_set& x, flat_set& y);
//! <b>Effects</b>: Extracts the internal sequence container.
//!
//! <b>Complexity</b>: Same as the move constructor of sequence_type, usually constant.
//!
//! <b>Postcondition</b>: this->empty()
//!
//! <b>Throws</b>: If secuence_type's move constructor throws
sequence_type extract_sequence();
#endif //#ifdef BOOST_CONTAINER_DOXYGEN_INVOKED
//! <b>Effects</b>: Discards the internally hold sequence container and move adopts the
//! one passed externally using the move assignment. Erases non-unique elements.
//!
//! <b>Complexity</b>: Assuming O(1) move assignmet, O(NlogN) with N = seq.size()
//!
//! <b>Throws</b>: If the comparison or the move constructor throws
void adopt_sequence(BOOST_RV_REF(sequence_type) seq)
{ this->base_t::adopt_sequence_unique(boost::move(seq)); }
//! <b>Requires</b>: seq shall be ordered according to this->compare()
//! and shall contain unique elements.
//!
//! <b>Effects</b>: Discards the internally hold sequence container and move adopts the
//! one passed externally using the move assignment.
//!
//! <b>Complexity</b>: Assuming O(1) move assignment, O(1)
//!
//! <b>Throws</b>: If the move constructor throws
void adopt_sequence(ordered_unique_range_t, BOOST_RV_REF(sequence_type) seq)
{ this->base_t::adopt_sequence_unique(ordered_unique_range_t(), boost::move(seq)); }
#ifndef BOOST_CONTAINER_DOXYGEN_INVOKED
private:
template<class KeyType>
@@ -939,6 +970,7 @@ class flat_multiset
typedef typename BOOST_CONTAINER_IMPDEF(base_t::const_iterator) const_iterator;
typedef typename BOOST_CONTAINER_IMPDEF(base_t::reverse_iterator) reverse_iterator;
typedef typename BOOST_CONTAINER_IMPDEF(base_t::const_reverse_iterator) const_reverse_iterator;
typedef typename BOOST_CONTAINER_IMPDEF(base_t::sequence_type) sequence_type;
//! @copydoc ::boost::container::flat_set::flat_set()
explicit flat_multiset() BOOST_NOEXCEPT_IF(container_detail::is_nothrow_default_constructible<Allocator>::value &&
@@ -1392,8 +1424,37 @@ class flat_multiset
//! <b>Complexity</b>: Constant.
friend void swap(flat_multiset& x, flat_multiset& y);
//! <b>Effects</b>: Extracts the internal sequence container.
//!
//! <b>Complexity</b>: Same as the move constructor of sequence_type, usually constant.
//!
//! <b>Postcondition</b>: this->empty()
//!
//! <b>Throws</b>: If secuence_type's move constructor throws
sequence_type extract_sequence();
#endif //#ifdef BOOST_CONTAINER_DOXYGEN_INVOKED
//! <b>Effects</b>: Discards the internally hold sequence container and move adopts the
//! one passed externally using the move assignment.
//!
//! <b>Complexity</b>: Assuming O(1) move assignmet, O(NlogN) with N = seq.size()
//!
//! <b>Throws</b>: If the comparison or the move constructor throws
void adopt_sequence(BOOST_RV_REF(sequence_type) seq)
{ this->base_t::adopt_sequence_equal(boost::move(seq)); }
//! <b>Requires</b>: seq shall be ordered according to this->compare()
//!
//! <b>Effects</b>: Discards the internally hold sequence container and move adopts the
//! one passed externally using the move assignment.
//!
//! <b>Complexity</b>: Assuming O(1) move assignment, O(1)
//!
//! <b>Throws</b>: If the move constructor throws
void adopt_sequence(ordered_range_t, BOOST_RV_REF(sequence_type) seq)
{ this->base_t::adopt_sequence_equal(ordered_range_t(), boost::move(seq)); }
#ifndef BOOST_CONTAINER_DOXYGEN_INVOKED
private:
template <class KeyType>