public void Analyze(string code)
{
int tknNmb = 0;
int index = 0;
int column = 0;
int line = 1;
while (index < code.Length)
{
Tokens TokenMatch = null;
int matchLength = 0;
foreach (var token in TokenList)
{
var triedMatch = token.RegularExpression.Match(code, index);
if (triedMatch.Success && triedMatch.Index == index)
{
TokenMatch = token;
matchLength = triedMatch.Length;
break;
}
}
if (TokenMatch != null)
{
if (TokenMatch.Type.Equals("TKN_A_TAB") && (IsCounting || IsEndOfLine))
{
contador1++;
IsCounting = true;
}
else if (TokenMatch.Type.Equals("TKN_A_TAB"))
{
tknNmb++;
Tkns.Add(new Tkn(tknNmb, "ERRO", "TOKEN INVALIDO ENCONTRADO", column, line));
break;
}
else if (IsCounting || IsEndOfLine)
{
IsCounting = false;
if (contador1 > contador2)
{
for (int i = 0; i < (contador1 - contador2); i++)
{
tknNmb++;
Tkns.Add(new Tkn(tknNmb, "TKN_INDENT", "", column, line));
}
contador2 = contador1;
}
else if (contador2 > contador1)
{
for (int i = 0; i < (contador2 - contador1); i++)
{
tknNmb++;
Tkns.Add(new Tkn(tknNmb, "TKN_DEDENT", "", column, line));
}
contador2 = contador1;
}
contador1 = 0;
}
IsEndOfLine = (TokenMatch.Type.Equals("TKN_FIM_LINHA"));
var value = code.Substring(index, matchLength);
if (!TokenMatch.IsIgnored)
{
if (TokenMatch.Type.Equals("TKN_FIM_LINHA"))
{
tknNmb++;
Tkns.Add(new Tkn(tknNmb, TokenMatch.Type, "{ FIM_LINHA }", column, line));
}
else
{
tknNmb++;
Tkns.Add(new Tkn(tknNmb, TokenMatch.Type, "{ " + value + " }", column, line));
}
}
var endOfLine = EndOfLine.Match(value);
if (endOfLine.Success)
{
line += 1;
column = value.Length - (endOfLine.Index + endOfLine.Length);
}
else
{
column += matchLength;
}
index += matchLength;
}
else
{
Tkns.Add(new Tkn(tknNmb, "ERRO", "TOKEN INVALIDO ENCONTRADO", column, line));
break;
}
}
tknNmb++;
Tkns.Add(new Tkn(tknNmb, "TKN_EOF", "{ EOF }", column, line));
}
public Analyzer()
{
this.TokenList = Tokens.GetTokens().ToList();
}
