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Diffstat (limited to 'runtime/CSharp3/Sources/Antlr3.Runtime/ITokenStream.cs')
| -rw-r--r-- | runtime/CSharp3/Sources/Antlr3.Runtime/ITokenStream.cs | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/runtime/CSharp3/Sources/Antlr3.Runtime/ITokenStream.cs b/runtime/CSharp3/Sources/Antlr3.Runtime/ITokenStream.cs deleted file mode 100644 index a08e7f2..0000000 --- a/runtime/CSharp3/Sources/Antlr3.Runtime/ITokenStream.cs +++ /dev/null @@ -1,95 +0,0 @@ -/* - * [The "BSD licence"] - * Copyright (c) 2005-2008 Terence Parr - * All rights reserved. - * - * Conversion to C#: - * Copyright (c) 2008-2009 Sam Harwell, Pixel Mine, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -namespace Antlr.Runtime -{ - - /** <summary>A stream of tokens accessing tokens from a TokenSource</summary> */ - public interface ITokenStream : IIntStream - { - /** <summary>Get Token at current input pointer + i ahead where i=1 is next Token. - * i<0 indicates tokens in the past. So -1 is previous token and -2 is - * two tokens ago. LT(0) is undefined. For i>=n, return Token.EOFToken. - * Return null for LT(0) and any index that results in an absolute address - * that is negative.</summary> - */ - IToken LT( int k ); - - /// <summary> - /// How far ahead has the stream been asked to look? The return - /// value is a valid index from 0..n-1. - /// </summary> - int Range - { - get; - } - - /** <summary> - * Get a token at an absolute index i; 0..n-1. This is really only - * needed for profiling and debugging and token stream rewriting. - * If you don't want to buffer up tokens, then this method makes no - * sense for you. Naturally you can't use the rewrite stream feature. - * I believe DebugTokenStream can easily be altered to not use - * this method, removing the dependency. - * </summary> - */ - IToken Get( int i ); - - /** <summary> - * Where is this stream pulling tokens from? This is not the name, but - * the object that provides Token objects. - * </summary> - */ - ITokenSource TokenSource - { - get; - } - - /** <summary> - * Return the text of all tokens from start to stop, inclusive. - * If the stream does not buffer all the tokens then it can just - * return "" or null; Users should not access $ruleLabel.text in - * an action of course in that case. - * </summary> - */ - string ToString( int start, int stop ); - - /** <summary> - * Because the user is not required to use a token with an index stored - * in it, we must provide a means for two token objects themselves to - * indicate the start/end location. Most often this will just delegate - * to the other toString(int,int). This is also parallel with - * the TreeNodeStream.toString(Object,Object). - * </summary> - */ - string ToString( IToken start, IToken stop ); - } -} |