forked from jasder/antlr
84 lines
3.3 KiB
C#
84 lines
3.3 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;
|
|
using Antlr4.Runtime.Sharpen;
|
|
|
|
namespace Antlr4.Runtime
|
|
{
|
|
/// <summary>
|
|
/// This class extends
|
|
/// <see cref="ParserRuleContext"/>
|
|
/// by allowing the value of
|
|
/// <see cref="RuleIndex()"/>
|
|
/// to be explicitly set for the context.
|
|
/// <p>
|
|
/// <see cref="ParserRuleContext"/>
|
|
/// does not include field storage for the rule index
|
|
/// since the context classes created by the code generator override the
|
|
/// <see cref="RuleIndex()"/>
|
|
/// method to return the correct value for that context.
|
|
/// Since the parser interpreter does not use the context classes generated for a
|
|
/// parser, this class (with slightly more memory overhead per node) is used to
|
|
/// provide equivalent functionality.</p>
|
|
/// </summary>
|
|
public class InterpreterRuleContext : ParserRuleContext
|
|
{
|
|
/// <summary>
|
|
/// This is the backing field for
|
|
/// <see cref="RuleIndex()"/>
|
|
/// .
|
|
/// </summary>
|
|
private readonly int ruleIndex;
|
|
|
|
/// <summary>
|
|
/// Constructs a new
|
|
/// <see cref="InterpreterRuleContext"/>
|
|
/// with the specified
|
|
/// parent, invoking state, and rule index.
|
|
/// </summary>
|
|
/// <param name="parent">The parent context.</param>
|
|
/// <param name="invokingStateNumber">The invoking state number.</param>
|
|
/// <param name="ruleIndex">The rule index for the current context.</param>
|
|
public InterpreterRuleContext(ParserRuleContext parent, int invokingStateNumber, int ruleIndex)
|
|
: base(parent, invokingStateNumber)
|
|
{
|
|
this.ruleIndex = ruleIndex;
|
|
}
|
|
|
|
public override int RuleIndex
|
|
{
|
|
get
|
|
{
|
|
return ruleIndex;
|
|
}
|
|
}
|
|
}
|
|
}
|