Assign variables

source/result.cpp

@@ -16,4 +16,72 @@ namespace elna::source
     {
         return this->m_position.column;
     }
+
+    name_collision::name_collision(const std::string& name, const position current, const position previous)
+        : error(current), name(name), previous(previous)
+    {
+    }
+
+    std::string name_collision::what() const
+    {
+        return "Name '" + name + "' was already defined";
+    }
+
+    std::shared_ptr<info> symbol_table::lookup(const std::string& name)
+    {
+        auto entry = entries.find(name);
+        if (entry == entries.cend())
+        {
+            return nullptr;
+        }
+        else
+        {
+            return entry->second;
+        }
+    }
+
+    void symbol_table::enter(const std::string& name, std::shared_ptr<info> entry)
+    {
+        entries.insert_or_assign(name, entry);
+    }
+
+    info::~info()
+    {
+    }
+
+    info::info()
+    {
+    }
+
+    constant_info::constant_info(const std::int32_t value)
+        : m_value(value)
+    {
+    }
+
+    constant_info::~constant_info()
+    {
+    }
+
+    std::int32_t constant_info::value() const noexcept
+    {
+        return m_value;
+    }
+
+    variable_info::~variable_info()
+    {
+    }
+
+    procedure_info::~procedure_info()
+    {
+    }
+
+    std::size_t procedure_info::stack_size() const noexcept
+    {
+        return this->local_stack_size;
+    }
+
+    void procedure_info::stack_size(const std::size_t size) noexcept
+    {
+        this->local_stack_size = size;
+    }
 }