1/* 2 * [The "BSD licence"] 3 * Copyright (c) 2005-2008 Terence Parr 4 * All rights reserved. 5 * 6 * Conversion to C#: 7 * Copyright (c) 2008-2010 Sam Harwell, Pixel Mine, Inc. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33namespace Antlr.Runtime { 34 using CLSCompliant = System.CLSCompliantAttribute; 35 36 /** <summary> 37 * Rules that return more than a single value must return an object 38 * containing all the values. Besides the properties defined in 39 * RuleLabelScope.predefinedRulePropertiesScope there may be user-defined 40 * return values. This class simply defines the minimum properties that 41 * are always defined and methods to access the others that might be 42 * available depending on output option such as template and tree. 43 * </summary> 44 * 45 * <remarks> 46 * Note text is not an actual property of the return value, it is computed 47 * from start and stop using the input stream's toString() method. I 48 * could add a ctor to this so that we can pass in and store the input 49 * stream, but I'm not sure we want to do that. It would seem to be undefined 50 * to get the .text property anyway if the rule matches tokens from multiple 51 * input streams. 52 * 53 * I do not use getters for fields of objects that are used simply to 54 * group values such as this aggregate. The getters/setters are there to 55 * satisfy the superclass interface. 56 * </remarks> 57 */ 58 public class ParserRuleReturnScope<TToken> : IRuleReturnScope<TToken> 59 where TToken : IToken { 60 private TToken _start; 61 private TToken _stop; 62 63 public TToken Start { 64 get { 65 return _start; 66 } 67 68 set { 69 _start = value; 70 } 71 } 72 73 public TToken Stop { 74 get { 75 return _stop; 76 } 77 78 set { 79 _stop = value; 80 } 81 } 82 } 83} 84