code: public final void mTHEN() throws RecognitionException {
  		try {
  			int _type = THEN;
  			int _channel = DEFAULT_TOKEN_CHANNEL;
  			// druidG.g:644:6: ( ( 'THEN' | 'then' ) )
  			// druidG.g:644:8: ( 'THEN' | 'then' )
  			{
  			// druidG.g:644:8: ( 'THEN' | 'then' )
  			int alt32=2;
  			int LA32_0 = input.LA(1);
  			if ( (LA32_0=='T') ) {
  				alt32=1;
  			}
  			else if ( (LA32_0=='t') ) {
  				alt32=2;
  			}
  
  			else {
  				NoViableAltException nvae =
  					new NoViableAltException("", 32, 0, input);
  				throw nvae;
  			}
  
  			switch (alt32) {
  				case 1 :
  					// druidG.g:644:9: 'THEN'
  					{
  					match("THEN"); 
  
  					}
  					break;
  				case 2 :
  					// druidG.g:644:18: 'then'
  					{
  					match("then"); 
  
  					}
  					break;
  
  			}
  
  			}
  
  			state.type = _type;
  			state.channel = _channel;
  		}
  		finally {
  			// do for sure before leaving
  		}
  	}
docs: $ANTLR start "THEN"