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Add front_capacity and back_capacity

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Ion Gaztañaga
2025-09-27 22:19:52 +02:00
parent 8fc53b4728
commit 990e2b8842
1 changed files with 24 additions and 0 deletions
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include/boost/container/deque.hpp
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@@ -1449,6 +1449,30 @@ class deque : protected deque_base<typename real_allocator<T, Allocator>::type,
size_type size() const BOOST_NOEXCEPT_OR_NOTHROW
{ return this->prot_size(); }
//! <b>Effects</b>: Returns the number of the elements that can be inserted
//! at the back without allocating additional memory.
//!
//! <b>Throws</b>: Nothing.
//!
//! <b>Complexity</b>: Constant.
//!
//! <b>Note</b>: Non-standard extension.
BOOST_CONTAINER_ATTRIBUTE_NODISCARD inline
size_type back_capacity() const BOOST_NOEXCEPT_OR_NOTHROW
{ return this->prot_back_capacity(); }
//! <b>Effects</b>: Returns the number of the elements that can be inserted
//! at the front without allocating additional memory.
//!
//! <b>Throws</b>: Nothing.
//!
//! <b>Complexity</b>: Constant.
//!
//! <b>Note</b>: Non-standard extension.
BOOST_CONTAINER_ATTRIBUTE_NODISCARD inline
size_type front_capacity() const BOOST_NOEXCEPT_OR_NOTHROW
{ return this->prot_front_capacity(); }
//! <b>Effects</b>: Returns the largest possible size of the deque.
//!
//! <b>Throws</b>: Nothing.