Allow extra semicolon at end of where clause

[hcoop/domtool2.git] / src / domtool.grm

diff --git a/src/domtool.grm b/src/domtool.grm
index ca9ff3a..0cf5778 100644 (file)
--- a/src/domtool.grm
+++ b/src/domtool.grm
@@ -53,6 +53,7 @@ open Ast
  | ctxt of pred
  | recd of record
  | recdNe of record
+ | SEMIopt of unit
 
 %verbose                                (* print summary of errors *)
 %pos int                                (* positions *)
@@ -137,10 +138,13 @@ term   : LPAREN exp RPAREN                 (exp)
        | LET exp IN exp END                (ELocal (exp1, exp2), (LETleft, ENDright))
        | SYMBOL                            (EVar SYMBOL, (SYMBOLleft, SYMBOLright))
 
-sets   : CSYMBOL EQ apps                   ([(ESet (CSYMBOL, apps), (CSYMBOLleft, appsright))])
+sets   : CSYMBOL EQ apps SEMIopt           ([(ESet (CSYMBOL, apps), (CSYMBOLleft, appsright))])
        | CSYMBOL EQ apps SEMI sets         ((ESet (CSYMBOL, apps), (CSYMBOLleft, appsright))
                                            :: sets)
 
+SEMIopt: SEMI                              ()
+       |                                   ()
+
 elist  :                                   ([])
        | elistNe                           (elistNe)