[WWcvs] pg: Fixed bug with missing fields in initialization.

[dpvc v. a. <we...@ma...>]

Log Message:
-----------
Fixed bug with missing fields in initialization.

Modified Files:
--------------
    pg/lib/Parser/Context:
        Parens.pm

Revision Data
-------------
Index: Parens.pm
===================================================================
RCS file: /webwork/cvs/system/pg/lib/Parser/Context/Parens.pm,v
retrieving revision 1.3
retrieving revision 1.4
diff -Llib/Parser/Context/Parens.pm -Llib/Parser/Context/Parens.pm -u -r1.3 -r1.4
--- lib/Parser/Context/Parens.pm
+++ lib/Parser/Context/Parens.pm
@@ -13,6 +13,8 @@
   $self->{name} = 'parenthesis';
   $self->{Name} = 'Parenthesis';
   $self->{namePattern} = '[^\s]+';
+  $self->{open} = '^$';
+  $self->{close} = '^$';
 }
 
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