Files
libremetaverse/LibreMetaverse.LslTools/Tools/Tfactory.cs
2024-06-30 16:49:51 -05:00

67 lines
2.4 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
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
using System;
namespace LibreMetaverse.LslTools
{
public class Tfactory
{
public Tfactory(YyLexer tks, string cls_name, TCreator cr)
{
tks.types[(object) cls_name] = (object) cr;
}
public static object create(string cls_name, Lexer yyl)
{
TCreator type1 = (TCreator) yyl.tokens.types[(object) cls_name];
if (type1 == null)
yyl.tokens.erh.Error(new CSToolsException(6, yyl, cls_name, $"no factory for {(object)cls_name}"));
try
{
return type1(yyl);
}
catch (CSToolsException ex)
{
yyl.tokens.erh.Error(ex);
}
catch (Exception ex)
{
yyl.tokens.erh.Error(new CSToolsException(7, yyl, cls_name,
$"Line {(object)yyl.Saypos(yyl.m_pch)}: Create of {(object)cls_name} failed ({(object)ex.Message})"));
}
int length = cls_name.LastIndexOf('_');
if (length > 0)
{
TCreator type2 = (TCreator) yyl.tokens.types[(object) cls_name.Substring(0, length)];
if (type2 != null)
return type2(yyl);
}
return (object) null;
}
}
}