Initial public release of rem-essentials

2026-08-11 16:48:50 +02:00
commit d611924a5e
161 changed files with 9792 additions and 0 deletions
@@ -0,0 +1,64 @@
+#pragma once
+
+#include <cstddef>
+
+namespace st6
+{
+    template<class T>
+    class allocator
+    {
+    public:
+        using size_type = size_t;
+        using difference_type = ptrdiff_t;
+        using pointer = T*;
+        using const_pointer = const T*;
+        using reference = T&;
+        using const_reference = const T&;
+        using value_type = T;
+    };
+
+    template <class T, class A = allocator<T>>
+    class list
+    {
+        struct Node;
+        using NodePtr = Node*;
+
+        struct Node
+        {
+            NodePtr next;
+            NodePtr prev;
+            T value;
+        };
+
+    public:
+        class iterator
+        {
+        public:
+            iterator() : ptr_(nullptr) {}
+            explicit iterator(NodePtr ptr) : ptr_(ptr) {}
+
+            T& operator*() const { return ptr_->value; }
+            T* operator->() const { return &ptr_->value; }
+
+            iterator& operator++()
+            {
+                ptr_ = ptr_->next;
+                return *this;
+            }
+
+            bool operator==(const iterator& other) const { return ptr_ == other.ptr_; }
+            bool operator!=(const iterator& other) const { return ptr_ != other.ptr_; }
+
+        private:
+            NodePtr ptr_;
+        };
+
+        iterator begin() { return iterator(head_->next); }
+        iterator end() { return iterator(head_); }
+
+        A allocator_;
+        NodePtr head_;
+        size_t size_;
+    };
+}
+