From be10c14e35ee902030cb7a4bbcd291c2aa14b457 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Sat, 21 Jan 2012 16:08:45 +1000
Subject: Comments about LSL identifier quirks.

---
 LuaSL/src/LuaSL_lexer.l | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'LuaSL/src/LuaSL_lexer.l')

diff --git a/LuaSL/src/LuaSL_lexer.l b/LuaSL/src/LuaSL_lexer.l
index e3ef214..1d2548a 100644
--- a/LuaSL/src/LuaSL_lexer.l
+++ b/LuaSL/src/LuaSL_lexer.l
@@ -21,7 +21,9 @@ INTEGER     ({DECIMAL}+)|(0[xX]{HEX}+)
 EXPONANT    [eE][+-]?{DECIMAL}+
  /* Floats can be "0." or".0", but "." is not valid.  At least in OpenSim. A single dot should be caught by the LSL_Dot rule first anyway.*/
 FLOAT       {DECIMAL}*"."{DECIMAL}*{EXPONANT}?[fF]?
-IDENTIFIER  [[:alpha:]](_|[[:alpha:]]|[[:digit:]])*
+ /* Variable identifiers can have these extra characters at the end or beginning, they will be ignored- #$`'\?  */
+ /* Function identifiers can start with $ */
+IDENTIFIER  (_|[[:alpha:]])(_|[[:alpha:]]|[[:digit:]])*
 CHAR        '(\\.|[^\\'\n])+'
 KEY         \"{HEX}{8}-{HEX}{4}-{HEX}{4}-{HEX}{4}-{HEX}{12}\"
 STRING      \"(\\.|[^\\"\n])*\"
-- 
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