109 lines
3.1 KiB
C#
109 lines
3.1 KiB
C#
/*
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* Copyright (c) 2019-2024, Sjofn LLC
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* All rights reserved.
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*
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* - Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* - Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* - Neither the name of the openmetaverse.co nor the names
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* of its contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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namespace LibreMetaverse.LslTools
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{
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public class TOKEN : SYMBOL
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{
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private int num = 1;
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private string m_str;
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public TOKEN(Parser yyp)
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: base(yyp)
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{
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}
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public TOKEN(Lexer yyl)
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: base(yyl)
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{
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if (yyl == null)
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return;
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this.m_str = yyl.yytext;
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}
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public TOKEN(Lexer yyl, string s)
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: base(yyl)
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{
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this.m_str = s;
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}
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protected TOKEN()
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{
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}
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public string yytext
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{
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get => this.m_str;
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set => this.m_str = value;
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}
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public override bool IsTerminal()
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{
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return true;
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}
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public override bool Pass(YyParser syms, int snum, out ParserEntry entry)
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{
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if (this.yynum == 1)
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{
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Literal literal = (Literal) syms.literals[(object) this.yytext];
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if (literal != null)
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this.num = literal.m_yynum;
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}
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ParsingInfo parsingInfo = (ParsingInfo) syms.symbolInfo[(object) this.yynum];
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if (parsingInfo == null)
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{
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string s = $"Parser does not recognise literal {(object)this.yytext}";
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syms.erh.Error((CSToolsException) new CSToolsFatalException(9, this.yylx, this.yyname, s));
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}
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bool flag = parsingInfo.m_parsetable.Contains((object) snum);
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entry = !flag ? (ParserEntry) null : (ParserEntry) parsingInfo.m_parsetable[(object) snum];
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return flag;
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}
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public override string yyname => nameof (TOKEN);
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public override int yynum => this.num;
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public override bool Matches(string s)
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{
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return s.Equals(this.m_str);
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}
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public override string ToString()
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{
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return this.yyname + "<" + this.yytext + ">";
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}
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public override void Print()
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{
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Console.WriteLine(this.ToString());
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}
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}
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}
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