From a607c1698e0a5792b4e1b79037a7917745a10578 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Sun, 4 Mar 2012 06:52:33 -0600
Subject: [PATCH] Allow $ sign in identifiers in parsing.

---
 pymbolic/parser.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pymbolic/parser.py b/pymbolic/parser.py
index 751cd14..048db64 100644
--- a/pymbolic/parser.py
+++ b/pymbolic/parser.py
@@ -70,7 +70,7 @@ class Parser:
             (_closepar, pytools.lex.RE(r"\)")),
             (_openbracket, pytools.lex.RE(r"\[")),
             (_closebracket, pytools.lex.RE(r"\]")),
-            (_identifier, pytools.lex.RE(r"[@a-z_A-Z_][@a-zA-Z_0-9]*")),
+            (_identifier, pytools.lex.RE(r"[@$a-z_A-Z_][@$a-zA-Z_0-9]*")),
             (_whitespace, pytools.lex.RE("[ \n\t]*")),
             (_comma, pytools.lex.RE(",")),
             (_dot, pytools.lex.RE(r"\.")),
-- 
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