diff options
Diffstat (limited to 'runtime/CSharp3/Sources/Antlr3.Runtime.Debug/Tracer.cs')
-rw-r--r-- | runtime/CSharp3/Sources/Antlr3.Runtime.Debug/Tracer.cs | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/Tracer.cs b/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/Tracer.cs deleted file mode 100644 index c99d4f7..0000000 --- a/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/Tracer.cs +++ /dev/null @@ -1,85 +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.Debug -{ - using Antlr.Runtime.JavaExtensions; - - using Console = System.Console; - - /** <summary> - * The default tracer mimics the traceParser behavior of ANTLR 2.x. - * This listens for debugging events from the parser and implies - * that you cannot debug and trace at the same time. - * </summary> - */ - public class Tracer : BlankDebugEventListener - { - public IIntStream input; - protected int level = 0; - - public Tracer( IIntStream input ) - { - this.input = input; - } - - public virtual void EnterRule( string ruleName ) - { - for ( int i = 1; i <= level; i++ ) - { - Console.Out.Write( " " ); - } - Console.Out.WriteLine( "> " + ruleName + " lookahead(1)=" + GetInputSymbol( 1 ) ); - level++; - } - - public virtual void ExitRule( string ruleName ) - { - level--; - for ( int i = 1; i <= level; i++ ) - { - Console.Out.Write( " " ); - } - Console.Out.WriteLine( "< " + ruleName + " lookahead(1)=" + GetInputSymbol( 1 ) ); - } - - public virtual object GetInputSymbol( int k ) - { - if ( input is ITokenStream ) - { - return ( (ITokenStream)input ).LT( k ); - } - return (char)input.LA( k ); - } - } -} - |