From 90e224a433c86b6149436d27827b2b2a6e3409ad Mon Sep 17 00:00:00 2001
From: Solomon Foster <colomon@gmail.com>
Date: Wed, 10 Oct 2012 09:39:47 -0400
Subject: [PATCH] Change token special to be a character class.

---
 lib/ISO_10303_21/Grammar.pm | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/lib/ISO_10303_21/Grammar.pm b/lib/ISO_10303_21/Grammar.pm
index a0e8366..ea1cef5 100644
--- a/lib/ISO_10303_21/Grammar.pm
+++ b/lib/ISO_10303_21/Grammar.pm
@@ -7,10 +7,7 @@ grammar ISO_10303_21::Grammar
     token digit { <[0..9]> }
     token lower { <[a..z]> }
     token upper { <[A..Z]> | '_' }
-    token special { '!' | '"' | '*' | '$' | '%' | '&' | '.' | '#'
-                  | '+' | ',' | '-' | '(' | ')' | '?' | '/' | ':'
-                  | ';' | '<' | '=' | '>' | '@' | '[' | ']' | '{'
-                  | '|' | '}' | '^' | '`' | '~' }
+    token special { <[ !"*$%&.#+,\-()?/:;<=>@[\]{|}^`~ ]> }
     token reverse_solidus { '\\' }
     token apostrophe { "'" }
     token character { <.space> | <.digit> | <.lower> | <.upper> | <.special> | <.reverse_solidus> | <.apostrophe> }