| /* |
| * [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.Debug |
| { |
| using Antlr.Runtime.JavaExtensions; |
| |
| using Console = System.Console; |
| using ITreeAdaptor = Antlr.Runtime.Tree.ITreeAdaptor; |
| |
| /** <summary>Print out (most of) the events... Useful for debugging, testing...</summary> */ |
| public class TraceDebugEventListener : BlankDebugEventListener |
| { |
| ITreeAdaptor adaptor; |
| |
| public TraceDebugEventListener( ITreeAdaptor adaptor ) |
| { |
| this.adaptor = adaptor; |
| } |
| |
| public void EnterRule( string ruleName ) |
| { |
| Console.Out.WriteLine( "enterRule " + ruleName ); |
| } |
| public void ExitRule( string ruleName ) |
| { |
| Console.Out.WriteLine( "exitRule " + ruleName ); |
| } |
| public override void EnterSubRule( int decisionNumber ) |
| { |
| Console.Out.WriteLine( "enterSubRule" ); |
| } |
| public override void ExitSubRule( int decisionNumber ) |
| { |
| Console.Out.WriteLine( "exitSubRule" ); |
| } |
| public override void Location( int line, int pos ) |
| { |
| Console.Out.WriteLine( "location " + line + ":" + pos ); |
| } |
| |
| #region Tree parsing stuff |
| |
| public override void ConsumeNode( object t ) |
| { |
| int ID = adaptor.GetUniqueID( t ); |
| string text = adaptor.GetText( t ); |
| int type = adaptor.GetType( t ); |
| Console.Out.WriteLine( "consumeNode " + ID + " " + text + " " + type ); |
| } |
| |
| public override void LT( int i, object t ) |
| { |
| int ID = adaptor.GetUniqueID( t ); |
| string text = adaptor.GetText( t ); |
| int type = adaptor.GetType( t ); |
| Console.Out.WriteLine( "LT " + i + " " + ID + " " + text + " " + type ); |
| } |
| |
| #endregion |
| |
| |
| #region AST stuff |
| |
| public override void NilNode( object t ) |
| { |
| Console.Out.WriteLine( "nilNode " + adaptor.GetUniqueID( t ) ); |
| } |
| |
| public override void CreateNode( object t ) |
| { |
| int ID = adaptor.GetUniqueID( t ); |
| string text = adaptor.GetText( t ); |
| int type = adaptor.GetType( t ); |
| Console.Out.WriteLine( "create " + ID + ": " + text + ", " + type ); |
| } |
| |
| public override void CreateNode( object node, IToken token ) |
| { |
| int ID = adaptor.GetUniqueID( node ); |
| string text = adaptor.GetText( node ); |
| int tokenIndex = token.TokenIndex; |
| Console.Out.WriteLine( "create " + ID + ": " + tokenIndex ); |
| } |
| |
| public override void BecomeRoot( object newRoot, object oldRoot ) |
| { |
| Console.Out.WriteLine( "becomeRoot " + adaptor.GetUniqueID( newRoot ) + ", " + |
| adaptor.GetUniqueID( oldRoot ) ); |
| } |
| |
| public override void AddChild( object root, object child ) |
| { |
| Console.Out.WriteLine( "addChild " + adaptor.GetUniqueID( root ) + ", " + |
| adaptor.GetUniqueID( child ) ); |
| } |
| |
| public override void SetTokenBoundaries( object t, int tokenStartIndex, int tokenStopIndex ) |
| { |
| Console.Out.WriteLine( "setTokenBoundaries " + adaptor.GetUniqueID( t ) + ", " + |
| tokenStartIndex + ", " + tokenStopIndex ); |
| } |
| |
| #endregion |
| } |
| } |