void BtnParse_Click(object sender, EventArgs ent)
{
foreach (Control control in Controls)
{
if (!(control is TextBox)) continue;
control.Focus();
if (!Validate()) return;
}
try
{
var parser = new CLRParser(txtGrammarFile.Text.Trim());
using (var stream = new FileStream(txtParserFile.Text.Trim(), FileMode.Create))
using (var writer = new StreamWriter(stream))
{
writer.WriteLine("Grammar >>>");
writer.WriteLine(parser.Grammar);
writer.WriteLine(Parser.Parser.SEPARATOR);
if (chkEntities.Checked)
{
writer.WriteLine("Grammar Entities >>>");
writer.WriteLine(parser.EntityCol);
writer.WriteLine(Parser.Parser.SEPARATOR);
}
if (chkFirstFollow.Checked)
{
writer.WriteLine("First & Follow >>>");
writer.WriteLine(parser.FirstnFollow());
}
if (chkGotoTable.Checked)
{
writer.WriteLine("Closures >>>");
writer.WriteLine(parser.ClouresGoToTable());
}
if (chkSLRTable.Checked) writer.WriteLine("SLR Table >>>");
//writer.WriteLine(parser.LALRTable());
writer.Close();
}
}
catch (FileNotFoundException expNoFile)
{
MessageBox.Show(expNoFile.Message);
}
catch (IOException expIO)
{
MessageBox.Show(expIO.Message);
}
catch (FormatException expFormat)
{
MessageBox.Show(expFormat.Message);
}
catch (Exception exp)
{
MessageBox.Show(exp.Message);
}
}
public static void WriteToFile(CLRParser parser, String fnOut)
{
try
{
// Write to Output File
using (var stream = new FileStream(fnOut, FileMode.Create))
using (var writer = new StreamWriter(stream))
{
writer.WriteLine("Grammar >>>");
writer.WriteLine(parser.Grammar);
writer.WriteLine(Parser.Parser.SEPARATOR);
writer.WriteLine("Grammar Entities >>>");
writer.WriteLine(parser.EntityCol);
writer.WriteLine(Parser.Parser.SEPARATOR);
writer.WriteLine("First & Follow >>>");
writer.WriteLine(parser.FirstnFollow());
writer.WriteLine("Closures >>>");
writer.WriteLine(parser.ClouresGoToTable());
writer.WriteLine(parser.LALRTable());
writer.Close();
}
/*
var g = GrammarIO.ReadGrammar(args[ 0 ]);
Console.WriteLine(g);
var eSet = g.Entities;
StringBuilder sb = new StringBuilder();
foreach( Entity entity in eSet )
{
//// if grammar is not left recursive
sb.AppendLine("FIRST( " + entity + " ) : " + g.First(entity));
if( entity is NonTerminal )
sb.AppendLine("FOLLOW( " + entity + " ) : " + g.Follow(entity));
}
sb.Append("--------");
Console.WriteLine(sb.ToString());
Console.Read();
*/
}
catch (FileNotFoundException expNoFile)
{
Console.WriteLine(expNoFile);
}
catch (IOException expIO)
{
Console.WriteLine(expIO);
}
catch (FormatException expFormat)
{
Console.WriteLine(expFormat);
}
catch (Exception exp)
{
Console.WriteLine(exp);
}
}