X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=src%2Fparser.mly;h=57a0c5cdb59b912d342b61097e385db49cb6ea69;hb=3258e6938ac266998ced1394792e1a3a44779526;hp=eedbddbdfebc7bab5a611b1a76e14be774693dce;hpb=ec7d2c76a7ae7447866522103b18107f154083cb;p=goals.git

diff --git a/src/parser.mly b/src/parser.mly
index eedbddb..57a0c5c 100644
--- a/src/parser.mly
+++ b/src/parser.mly
@@ -87,7 +87,7 @@ let do_include env loc filename optflag file =
 
 (* Start nonterminals. *)
 %start <Ast.expr Ast.Env.t> file
-%start <Ast.expr> expr
+%start <Ast.expr> expr_only
 %%
 
 file:
@@ -118,6 +118,10 @@ stmt:
       let name, params = $1 in
       name, Ast.EGoalDefn ($loc, (params, [], [], Some $2))
     }
+    | GOAL ID
+    {
+      $2, Ast.EGoalDefn ($loc, ([], [], [], None))
+    }
     | option(PURE) FUNCTION ID params_decl return_decl EQUALS CODE
     {
       $3, Ast.EFuncDefn ($loc, ($4, $5, $1 <> None, $7))
@@ -172,6 +176,13 @@ params:
     | LEFT_PAREN separated_list(COMMA, expr) RIGHT_PAREN { $2 }
     ;
 
+(* This is used by Parse.parse_expr where we have to parse
+ * a standalone string (eg. from the command line).
+ *)
+expr_only:
+    | expr EOF   { $1 }
+    ;
+
 (* http://gallium.inria.fr/blog/lr-lists/ *)
 right_flexible_list(delim, X):
     | (* nothing *) { [] }