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fixed reference to grammars jeeger++

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1 parent 4e8d751 commit ff0067c7af0439fa40939e8dd891b669ecb6ab08 @perlpilot perlpilot committed Dec 21, 2010
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  1. +5 −5 src/roles.pod
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@@ -123,11 +123,11 @@ behaviors by performing different roles.
=head1 What is a role?
-Previous chapters have explained classes and grammars. A role is another type
-of package. Like classes and grammars, a role can contain methods (including
-named regexes) and attributes. However, a role cannot stand on its own; you
-cannot instantiate a role. To use a role, you must incorporate it into an
-object, class, or grammar.
+A role is another type of package. Like classes, a role can contain
+methods (including named regexes) and attributes. However, a role cannot
+stand on its own; you cannot instantiate a role. To use a role, you must
+incorporate it into an object, class, or, as we'll see in later
+chapters, a grammar.
In other object systems, classes perform two tasks. They represent entities in
the system, providing models from which to create instances. They also provide

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