internal Parser(Tokenizer tokenizer, Analyzer analyzer)
{
this.patterns = new List <ProductionPattern>();
this.patternIds = new Hashtable();
this.tokens = new ArrayList();
this.errorLog = new ParserLogException();
this.errorRecovery = -1;
this.Tokenizer = tokenizer;
var flag = analyzer == null;
this.Analyzer = flag ? new Analyzer() : analyzer;
}
public Node Analyze(Node node)
{
var log = new ParserLogException();
node = this.Analyze(node, log);
var flag = log.Count > 0;
if (flag)
{
throw log;
}
return(node);
}
public void Reset()
{
this.tokens.Clear();
this.errorLog = new ParserLogException();
this.errorRecovery = -1;
}
private Node Analyze(Node node, ParserLogException log)
{
var errorCount = log.Count;
var flag = node is Production;
Node analyze;
if (flag)
{
var prod = (Production)node;
prod = new Production(prod.Pattern);
try
{
this.Enter(prod);
}
catch (ParseException exception)
{
ProjectData.SetProjectError(exception);
var e = exception;
log.AddError(e);
ProjectData.ClearProjectError();
}
var num = node.Count - 1;
for (var i = 0; i <= num; i++)
{
try
{
this.Child(prod, this.Analyze(node[i], log));
}
catch (ParseException expr_7A)
{
ProjectData.SetProjectError(expr_7A);
var e2 = expr_7A;
log.AddError(e2);
ProjectData.ClearProjectError();
}
}
try
{
analyze = this.Exit(prod);
return(analyze);
}
catch (ParseException exception)
{
ProjectData.SetProjectError(exception);
var e3 = exception;
var flag2 = errorCount == log.Count;
if (flag2)
{
log.AddError(e3);
}
ProjectData.ClearProjectError();
}
}
else
{
node.ValuesArrayList.Clear();
try
{
this.Enter(node);
}
catch (ParseException exception)
{
ProjectData.SetProjectError(exception);
var e4 = exception;
log.AddError(e4);
ProjectData.ClearProjectError();
}
try
{
analyze = this.Exit(node);
return(analyze);
}
catch (ParseException exception)
{
ProjectData.SetProjectError(exception);
var e5 = exception;
var flag3 = errorCount == log.Count;
if (flag3)
{
log.AddError(e5);
}
ProjectData.ClearProjectError();
}
}
return(null);
}