...

compiler/Compiler/Generator.cs

@@ -65,6 +65,9 @@ public sealed class Generator(List<NodeDefinition> nodes)
             case NodeStatementReturn statement:
                 EmitStatementReturn(statement);
                 break;
+            case NodeStatementVariableDeclaration statement:
+                EmitStatementVariableDeclaration(statement);
+                break;
             default:
                 throw new ArgumentOutOfRangeException(nameof(node), node, null);
         }
@@ -95,6 +98,12 @@ public sealed class Generator(List<NodeDefinition> nodes)
         writer.WriteLine($"return {value};");
     }
 
+    private void EmitStatementVariableDeclaration(NodeStatementVariableDeclaration statement)
+    {
+        var value = EmitExpression(statement.Value);
+        writer.WriteLine($"{CType(statement.Type)} {statement.Name.Ident} = {value};");
+    }
+
     private string EmitExpression(NodeExpression node)
     {
         return node switch