forked from jasder/antlr
65 lines
2.6 KiB
C#
65 lines
2.6 KiB
C#
/*
|
|
* [The "BSD license"]
|
|
* Copyright (c) 2013 Terence Parr
|
|
* Copyright (c) 2013 Sam Harwell
|
|
* 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.
|
|
*/
|
|
using Antlr4.Runtime.Misc;
|
|
using Antlr4.Runtime.Tree;
|
|
using Sharpen;
|
|
|
|
namespace Antlr4.Runtime.Tree
|
|
{
|
|
/// <summary>
|
|
/// A tree that knows about an interval in a token stream
|
|
/// is some kind of syntax tree.
|
|
/// </summary>
|
|
/// <remarks>
|
|
/// A tree that knows about an interval in a token stream
|
|
/// is some kind of syntax tree. Subinterfaces distinguish
|
|
/// between parse trees and other kinds of syntax trees we might want to create.
|
|
/// </remarks>
|
|
public interface ISyntaxTree : ITree
|
|
{
|
|
/// <summary>
|
|
/// Return an
|
|
/// <see cref="Antlr4.Runtime.Misc.Interval">Antlr4.Runtime.Misc.Interval</see>
|
|
/// indicating the index in the
|
|
/// <see cref="Antlr4.Runtime.ITokenStream">Antlr4.Runtime.ITokenStream</see>
|
|
/// of the first and last token associated with this
|
|
/// subtree. If this node is a leaf, then the interval represents a single
|
|
/// token.
|
|
/// <p/>
|
|
/// If source interval is unknown, this returns
|
|
/// <see cref="Antlr4.Runtime.Misc.Interval.Invalid">Antlr4.Runtime.Misc.Interval.Invalid
|
|
/// </see>
|
|
/// .
|
|
/// </summary>
|
|
[NotNull]
|
|
Interval GetSourceInterval();
|
|
}
|
|
}
|