@@ -1,12 +1,12 @@
-module polemy.ast;
-import polemy._common;
-/*
- * Author:  k.inaba
- * License: NYSL 0.9982 (http://www.kmonos.net/nysl/
- *   Syntax tree for the polemy programming language
+/*
+ * Authors: k.inaba
+ * License: NYSL 0.9982 http://www.kmonos.net/nysl/
+ *
+ * Syntax tree for Polemy programming language.
  */
-
+module polemy.ast;
+import polemy._common;
 import polemy.lex : LexPosition;
 
 alias Statement[] Program;