diff options
Diffstat (limited to 'asl/buffer.hpp')
| -rw-r--r-- | asl/buffer.hpp | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/asl/buffer.hpp b/asl/buffer.hpp index 12cbb80..d2226b1 100644 --- a/asl/buffer.hpp +++ b/asl/buffer.hpp @@ -12,10 +12,18 @@ namespace asl template<is_object T, allocator Allocator = DefaultAllocator>
class buffer
{
-
T* m_data{};
isize_t m_capacity{};
+ static constexpr size_t kOnHeapMask = 0x8000'0000'0000'0000ULL;
+
+ // bit 63 : 1 = on heap, 0 = inline
+ // bits [62:56] : size when inline
+ // bits [62:0] : size when on heap
+ size_t m_size_encoded_{};
+
+ ASL_NO_UNIQUE_ADDRESS Allocator m_allocator;
+
public:
static constexpr isize_t kInlineCapacity = []() {
// 1 byte is used for size inline in m_size_encoded.
@@ -26,15 +34,6 @@ public: }();
private:
- static constexpr size_t kOnHeapMask = 0x8000'0000'0000'0000ULL;
-
- // bit 63 : 1 = on heap, 0 = inline
- // bits [62:56] : size when inline
- // bits [62:0] : size when on heap
- size_t m_size_encoded_{};
-
- ASL_NO_UNIQUE_ADDRESS Allocator m_allocator;
-
static_assert(align_of<T> <= align_of<T*>);
static_assert(align_of<T*> == align_of<isize_t>);
static_assert(align_of<T*> == align_of<size_t>);
@@ -114,10 +113,17 @@ public: : m_allocator{ASL_MOVE(allocator)}
{}
- // @Todo Destructor
- // @Todo clear
+ ~buffer()
+ {
+ clear();
+ if (is_on_heap() && m_data != nullptr)
+ {
+ auto current_layout = layout::array<T>(m_capacity);
+ m_allocator.dealloc(m_data, current_layout);
+ }
+ }
+
// @Todo Copy/move constructor & assignment
- // @Todo Do leak checks on Linux
constexpr isize_t size() const
{
@@ -136,6 +142,15 @@ public: }
}
+ void clear()
+ {
+ isize_t current_size = size();
+ if (current_size == 0) { return; }
+
+ destruct_n(data(), current_size);
+ set_size(0);
+ }
+
void reserve_capacity(isize_t new_capacity)
{
ASL_ASSERT(new_capacity >= 0);
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