doc/syntax.tex: Add module- and class-level productions for extensions.

diff --git a/doc/syntax.tex b/doc/syntax.tex
index ccb7087..5e17ff3 100644 (file)
--- a/doc/syntax.tex
+++ b/doc/syntax.tex
@@ -518,6 +518,7 @@ above, are as follows.
 \alt <code-definition>
 \alt <typename-definition>
 \alt <class-definition>
+\alt <other-definition> \fixme{undefined}
 \end{grammar}
 
 A @<module> is the top-level syntactic item: a source file presented to Sod
@@ -711,6 +712,7 @@ class Sub: Super \{                                             \\ \ind
 \alt <fragment-item>
 \alt <message-item>
 \alt <method-item>
+\alt <other-item> \fixme{undefined}
 \end{grammar}
 
 A full class definition provides a complete description of a class.