From 59c1dd44ed9feb4430edbb48f30842ea4b16e18c Mon Sep 17 00:00:00 2001
From: Jussi Pakkanen <jpakkane@gmail.com>
Date: Sat, 27 Jul 2013 17:21:59 +0300
Subject: Can do logical negation.

---
 mparser.py | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'mparser.py')

diff --git a/mparser.py b/mparser.py
index c4f1c390f..f603f2ffe 100644
--- a/mparser.py
+++ b/mparser.py
@@ -71,6 +71,7 @@ precedence = (
 ('nonassoc', 'EQUALS', 'NEQUALS'),
 ('left', 'OR'),
 ('left', 'AND'),
+('right', 'NOT'),
 ('nonassoc', 'COLON'),
 ('left', 'DOT'),
 )
@@ -200,6 +201,10 @@ def p_statement_or(t):
     'statement : statement OR statement'
     t[0] = nodes.OrStatement(t[1], t[3])
 
+def p_statement_not(t):
+    'statement : NOT statement'
+    t[0] = nodes.NotStatement(t[2])
+
 def p_empty_else(t):
     'elseblock : '
     return None
-- 
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