85 lines
2.7 KiB
C#
85 lines
2.7 KiB
C#
/*
|
|
* Copyright (c) 2019-2024, Sjofn LLC
|
|
* All rights reserved.
|
|
*
|
|
* - Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* - Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
* - Neither the name of the openmetaverse.co nor the names
|
|
* of its contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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 LibreMetaverse.LslTools
|
|
{
|
|
public class ParserShift : ParserEntry
|
|
{
|
|
public ParseState m_next;
|
|
|
|
public ParserShift()
|
|
{
|
|
}
|
|
|
|
public ParserShift(ParserAction action, ParseState next)
|
|
: base(action)
|
|
{
|
|
this.m_next = next;
|
|
}
|
|
|
|
public override void Pass(ref ParseStackEntry top)
|
|
{
|
|
Parser yyps = top.yyps;
|
|
if (this.m_action == null)
|
|
{
|
|
yyps.Push(top);
|
|
top = new ParseStackEntry(yyps, this.m_next.m_state, yyps.NextSym());
|
|
}
|
|
else
|
|
{
|
|
yyps.Push(new ParseStackEntry(yyps, top.m_state, this.m_action.Action(yyps)));
|
|
top.m_state = this.m_next.m_state;
|
|
}
|
|
}
|
|
|
|
public override string str
|
|
{
|
|
get
|
|
{
|
|
if (this.m_next == null)
|
|
return "?? null shift";
|
|
return $"shift {(object)this.m_next.m_state}";
|
|
}
|
|
}
|
|
|
|
public new static object Serialise(object o, Serialiser s)
|
|
{
|
|
if (s == null)
|
|
return (object) new ParserShift();
|
|
ParserShift parserShift = (ParserShift) o;
|
|
if (s.Encode)
|
|
{
|
|
ParserEntry.Serialise((object) parserShift, s);
|
|
s.Serialise((object) parserShift.m_next);
|
|
return (object) null;
|
|
}
|
|
ParserEntry.Serialise((object) parserShift, s);
|
|
parserShift.m_next = (ParseState) s.Deserialise();
|
|
return (object) parserShift;
|
|
}
|
|
}
|
|
}
|