diff options
Diffstat (limited to 'runtime/CSharp3/Sources/Antlr3.Runtime/MismatchedTokenException.cs')
-rw-r--r-- | runtime/CSharp3/Sources/Antlr3.Runtime/MismatchedTokenException.cs | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/runtime/CSharp3/Sources/Antlr3.Runtime/MismatchedTokenException.cs b/runtime/CSharp3/Sources/Antlr3.Runtime/MismatchedTokenException.cs new file mode 100644 index 0000000..55c9aab --- /dev/null +++ b/runtime/CSharp3/Sources/Antlr3.Runtime/MismatchedTokenException.cs @@ -0,0 +1,139 @@ +/* + * [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 +{ + using System.Collections.Generic; + using System.Collections.ObjectModel; + using ArgumentNullException = System.ArgumentNullException; + using Exception = System.Exception; + using SerializationInfo = System.Runtime.Serialization.SerializationInfo; + using StreamingContext = System.Runtime.Serialization.StreamingContext; + + /** <summary>A mismatched char or Token or tree node</summary> */ + [System.Serializable] + public class MismatchedTokenException : RecognitionException + { + private readonly int _expecting = TokenTypes.Invalid; + private readonly ReadOnlyCollection<string> _tokenNames; + + public MismatchedTokenException() + { + } + + public MismatchedTokenException(string message) + : base(message) + { + } + + public MismatchedTokenException(string message, Exception innerException) + : base(message, innerException) + { + } + + public MismatchedTokenException(int expecting, IIntStream input) + : this(expecting, input, null) + { + } + + public MismatchedTokenException(int expecting, IIntStream input, IList<string> tokenNames) + : base(input) + { + this._expecting = expecting; + + if (tokenNames != null) + this._tokenNames = new List<string>(tokenNames).AsReadOnly(); + } + + public MismatchedTokenException(string message, int expecting, IIntStream input, IList<string> tokenNames) + : base(message, input) + { + this._expecting = expecting; + + if (tokenNames != null) + this._tokenNames = new List<string>(tokenNames).AsReadOnly(); + } + + public MismatchedTokenException(string message, int expecting, IIntStream input, IList<string> tokenNames, Exception innerException) + : base(message, input, innerException) + { + this._expecting = expecting; + + if (tokenNames != null) + this._tokenNames = new List<string>(tokenNames).AsReadOnly(); + } + + protected MismatchedTokenException(SerializationInfo info, StreamingContext context) + : base(info, context) + { + if (info == null) + throw new ArgumentNullException("info"); + + this._expecting = info.GetInt32("Expecting"); + this._tokenNames = new ReadOnlyCollection<string>((string[])info.GetValue("TokenNames", typeof(string[]))); + } + + public int Expecting + { + get + { + return _expecting; + } + } + + public ReadOnlyCollection<string> TokenNames + { + get + { + return _tokenNames; + } + } + + public override void GetObjectData(SerializationInfo info, StreamingContext context) + { + if (info == null) + throw new ArgumentNullException("info"); + + base.GetObjectData(info, context); + info.AddValue("Expecting", _expecting); + info.AddValue("TokenNames", (_tokenNames != null) ? new List<string>(_tokenNames).ToArray() : default(string[])); + } + + public override string ToString() + { + int unexpectedType = UnexpectedType; + string unexpected = ( TokenNames != null && unexpectedType >= 0 && unexpectedType < TokenNames.Count ) ? TokenNames[unexpectedType] : unexpectedType.ToString(); + string expected = ( TokenNames != null && Expecting >= 0 && Expecting < TokenNames.Count ) ? TokenNames[Expecting] : Expecting.ToString(); + return "MismatchedTokenException(" + unexpected + "!=" + expected + ")"; + } + } +} |