Files
libremetaverse/LibreMetaverse.LslTools/Tools/SourceLineInfo.cs
2024-01-15 14:41:36 -06:00

93 lines
2.8 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 SourceLineInfo
{
public int lineNumber;
public int charPosition;
public int startOfLine;
public int endOfLine;
public int rawCharPosition;
public Lexer lxr;
public SourceLineInfo(int pos)
{
this.lineNumber = 1;
this.startOfLine = 0;
this.endOfLine = this.rawCharPosition = this.charPosition = pos;
}
public SourceLineInfo(LineManager lm, int pos)
{
this.lineNumber = lm.lines;
this.startOfLine = 0;
this.endOfLine = lm.end;
this.charPosition = pos;
this.rawCharPosition = pos;
LineList lineList = lm.list;
while (lineList != null)
{
if (lineList.head > pos)
{
this.endOfLine = lineList.head;
lineList = lineList.tail;
--this.lineNumber;
}
else
{
this.startOfLine = lineList.head + 1;
this.rawCharPosition = lineList.getpos(pos);
this.charPosition = pos - this.startOfLine + 1;
break;
}
}
}
public SourceLineInfo(Lexer lx, int pos)
: this(lx.m_LineManager, pos)
{
this.lxr = lx;
}
public override string ToString()
{
return "Line " + (object) this.lineNumber + ", char " + (object) this.rawCharPosition;
}
public string sourceLine
{
get
{
if (this.lxr == null)
return "";
return this.lxr.sourceLine(this);
}
}
}
}