public Grammar ParseFile()
{
var resultGrammar = new Grammar();
StreamReader fileStream = new StreamReader(fileName);
string line;
while ((line = fileStream.ReadLine()) != null) //Read file line by line
{
line = RemoveComments(line); //Remove comentarios da linha
if (line.StartsWith("Terminais", true, null)) //Ler terminais
{
line = fileStream.ReadLine();
resultGrammar.PopulateTerminals(RemoveComments(line));
}
else if (line.StartsWith("Variaveis", true, null)) //Ler variaveis
{
line = fileStream.ReadLine();
resultGrammar.PopulateVariables(RemoveComments(line));
}
else if (line.StartsWith("Inicial", true, null)) //Ler inicial
{
line = fileStream.ReadLine();
resultGrammar.SetStartingRule(RemoveComments(line));
}
else if (line.StartsWith("Regras", true, null))
continue;
else //Ler regras
{
resultGrammar.AddRule(line);
}
}
fileStream.Close();
return resultGrammar;
}
private void openFileDialog1_FileOk(object sender, CancelEventArgs e)
{
fileName = openFileDialog1.FileName;
var mInputFile = new FileParser(fileName);
if(mInputFile.Exists())
mGrammar = mInputFile.ParseFile();
}
