...

compiler/Compiler/Generator.cs

@@ -74,6 +74,9 @@ public sealed class Generator(List<NodeDefinition> nodes)
             case NodeStatementIf statement:
                 EmitStatementIf(statement);
                 break;
+            case NodeStatementWhile statement:
+                EmitStatementWhile(statement);
+                break;
             default:
                 throw new ArgumentOutOfRangeException(nameof(node), node, null);
         }
@@ -147,6 +150,18 @@ public sealed class Generator(List<NodeDefinition> nodes)
         }
     }
 
+    private void EmitStatementWhile(NodeStatementWhile statement)
+    {
+        var condition = EmitExpression(statement.Condition);
+        writer.WriteLine($"while ({condition})");
+        writer.WriteLine("{");
+        using (writer.Indent())
+        {
+            EmitStatement(statement.Block);
+        }
+        writer.WriteLine("}");
+    }
+
     private string EmitExpression(NodeExpression node)
     {
         return node switch