diff options
| author | Maxime Coste <mawww@kakoune.org> | 2024-08-15 11:41:35 +1000 |
|---|---|---|
| committer | Maxime Coste <mawww@kakoune.org> | 2024-08-15 12:58:25 +1000 |
| commit | 65ac5d42c9209c4b89c590c93cfa8d985e66b168 (patch) | |
| tree | 2cf07a812c46e81c71204236b8a32c495132f62e /src/constexpr_utils.hh | |
| parent | b804693630f61be757413e6e5a700995be1b164b (diff) | |
Remove unused ConstexprVector and rename constexpr_utils.hh to array.hh
Diffstat (limited to 'src/constexpr_utils.hh')
| -rw-r--r-- | src/constexpr_utils.hh | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/src/constexpr_utils.hh b/src/constexpr_utils.hh deleted file mode 100644 index f83faacb..00000000 --- a/src/constexpr_utils.hh +++ /dev/null @@ -1,90 +0,0 @@ -#ifndef constexpr_utils_hh_INCLUDED -#define constexpr_utils_hh_INCLUDED - -#include <utility> -#include <initializer_list> -#include <stddef.h> - -#include "array_view.hh" - -namespace Kakoune -{ - -template<typename T, size_t N> -struct Array -{ - constexpr size_t size() const { return N; } - constexpr const T& operator[](int i) const { return m_data[i]; } - constexpr const T* begin() const { return m_data; } - constexpr const T* end() const { return m_data+N; } - - constexpr T& operator[](int i) { return m_data[i]; } - constexpr T* begin() { return m_data; } - constexpr T* end() { return m_data+N; } - - constexpr operator ArrayView<T>() { return {m_data, N}; } - constexpr operator ConstArrayView<T>() const { return {m_data, N}; } - - T m_data[N]; -}; - -template<typename T, typename... U> requires (std::is_same_v<T, U> and ...) -Array(T, U...) -> Array<T, 1 + sizeof...(U)>; - -template<typename T, size_t N, size_t... Indices> -constexpr Array<T, N> make_array(const T (&data)[N], std::index_sequence<Indices...>) -{ - static_assert(sizeof...(Indices) == N, "size mismatch"); - return {{data[Indices]...}}; -} - -template<typename T, size_t N> -constexpr Array<T, N> make_array(const T (&data)[N]) -{ - return make_array(data, std::make_index_sequence<N>()); -} - -template<typename T, size_t capacity> -struct ConstexprVector -{ - using iterator = T*; - using const_iterator = const T*; - - constexpr ConstexprVector() : m_size{0} {} - constexpr ConstexprVector(std::initializer_list<T> items) - : m_size{items.size()} - { - T* ptr = m_data; - for (auto& item : items) - *ptr++ = std::move(item); - } - - constexpr bool empty() const { return m_size == 0; } - constexpr size_t size() const { return m_size; } - - constexpr void resize(size_t n, const T& val = {}) - { - if (n >= capacity) - throw "capacity exceeded"; - for (int i = m_size; i < n; ++i) - m_data[i] = val; - m_size = n; - kak_assert(this->size() == m_size); // check for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79520 - } - - constexpr T& operator[](size_t i) { return m_data[i]; } - constexpr const T& operator[](size_t i) const { return m_data[i]; } - - constexpr iterator begin() { return m_data; } - constexpr iterator end() { return m_data + m_size; } - - constexpr const_iterator begin() const { return m_data; } - constexpr const_iterator end() const { return m_data + m_size; } - - size_t m_size; - T m_data[capacity] = {}; -}; - -} - -#endif // constexpr_utils_hh_INCLUDED |
