From b49ab861504e9669abf32cf9e62c77e6697f55fc Mon Sep 17 00:00:00 2001
From: obiwankennedy <renaud@rolisteam.org>
Date: Sun, 12 Jan 2014 20:47:10 +0100
Subject: Update README.md

Adding validator in grammar file.
---
 README.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README.md b/README.md
index b085529..c1e8dc4 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,15 @@ Rolisteam Dice Parser
 The grammar is something like this:
 
 Command =: Expression
+
 Expression =: number | number Dice | ScalarOperator Expression
+
 Dice =: DiceOperator Number(faces)
+
 DiceOperator =: D
+
 ScalarOperator =: [x,-,*,x,/]
+
 number =: [0-9]+
+
+Validator =: number | [operator number] | [ number - number ]
-- 
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