+++ /dev/null
-//
-// Copyright (c) 2017 Cisco Systems, Inc. and others. All rights reserved.
-//
-// This program and the accompanying materials are made available under the
-// terms of the Eclipse Public License v1.0 which accompanies this distribution,
-// and is available at http://www.eclipse.org/legal/epl-v10.html
-//
-lexer grammar IfFeatureExpressionLexer;
-
-NOT : 'not';
-LP : '(';
-RP : ')';
-AND : 'and';
-OR : 'or';
-COLON : ':';
-SEP: [ \n\r\t]+;
-IDENTIFIER : [a-zA-Z][a-zA-Z0-9_-]*;