[ox/std] Add implementation of initializer_list

deps/ox/src/ox/std/initializerlist.hpp

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2015 - 2021 gary@drinkingtea.net
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#if __has_include(<initializer_list>)
+#include <initializer_list>
+#else
+
+#include "types.hpp"
+
+namespace std {
+
+template<typename T>
+class initializer_list {
+	private:
+		T *m_begin = nullptr;
+		size_t m_size = 0;
+
+	public:
+		constexpr initializer_list() noexcept = default;
+
+		constexpr size_t size() const noexcept {
+			return m_size;
+		}
+
+		constexpr T *begin() const noexcept {
+			return m_begin;
+		}
+
+		constexpr T *end() const noexcept {
+			return m_begin + m_size;
+		}
+
+	private:
+		constexpr initializer_list(T *begin, size_t size) noexcept: m_begin(begin), m_size(size) {}
+};
+
+}
+
+#endif

deps/ox/src/ox/std/vector.hpp

@@ -8,11 +8,8 @@
 
 #pragma once
 
-#if __has_include(<initializer_list>)
-#include <initializer_list>
-#endif
-
 #include "bit.hpp"
+#include "initializerlist.hpp"
 #include "iterator.hpp"
 #include "math.hpp"
 #include "new.hpp"