private void Compilar_Click(object sender, EventArgs e)
{
MyParser parser = new MyParser(pathArchivo + "\\DecafGP.cgt");
TreeNode tree = parser.Parse(TextArea.Text);
treeView1.Nodes.Clear();
if (tree != null)
{
treeView1.Nodes.Add(tree);
//statusLabel.Text = @"Success";
}
else
{
//statusLabel.Text = parser.ErrorMessage;
}
}
static void Main(string[] args)
{
if (args.Length==0)
{
args=new string[3];
Console.WriteLine("args: grammar.grm template.tmpl result.cs");
return;
args[0]="pascalabc.grm";args[1]="PABCParserTemplate.cs";args[2]="PABCParser.cs";
}
parser=new MyParser(System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().ManifestModule.FullyQualifiedName)+"\\grmCommentCompiler.cgt");
StreamReader sr=File.OpenText(args[0]);
Console.Write("Parsing file "+args[0]+"...");
string s=sr.ReadToEnd();
if (parser.Parse(s)==null) return;
Console.WriteLine("OK");
string TerminalTemplate=ExtractTemplateFromComment(parser.Comments,"[TERMINALTEMPLATE]");
if (TerminalTemplate=="")
{
Console.WriteLine("Error: template [TERMINALTEMPLATE] not defined");
return;
}
//Console.WriteLine(TerminalTemplate);
string[] NonTerminalTemplate=new string[maxnontemtempl+1];
for (int i=0;i<=maxnontemtempl;i++)
NonTerminalTemplate[i]=ExtractTemplateFromComment(parser.Comments,"[NONTERMINALTEMPLATE"+i+"]");
if (NonTerminalTemplate[0]=="")
{
Console.WriteLine("Error: template [NONTERMINALTEMPLATE0] not defined");
return;
}
//Console.WriteLine(NonTerminalTemplate);
string csterminaldef="//TERMINAL:";
string csterminalend="//ENDTERMINAL";
string csnonterminaldef="//NONTERMINAL:";
string csnonterminalend="//ENDNONTERMINAL";
StreamReader csfile=File.OpenText(args[1]);
StreamWriter outfile=new StreamWriter(args[2]);
string grmname,cstext;
int bg,ed,tc=0,ntc=0;
while(csfile.Peek()>=0)
{
s=csfile.ReadLine();
if (s.IndexOf(csterminaldef)!=-1)
{
bg=s.IndexOf(':')+1;
grmname=s.Substring(bg,s.Length-bg);
cstext=parser.TerminalsDefs[grmname];
if (cstext!=null)
{
while(s.IndexOf(csterminalend)==-1) s=csfile.ReadLine();
s=CompileTemplateForTerminal(TerminalTemplate,cstext);
tc++;
}
}
else
{
if (s.IndexOf(csnonterminaldef)!=-1)
{
bg=s.IndexOf(':')+1;
grmname=s.Substring(bg,s.Length-bg);
grmname=grmname.Replace("'","");
cstext=parser.TerminalsDefs[grmname];
if (cstext!=null)
{
while(s.IndexOf(csnonterminalend)==-1) s=csfile.ReadLine();
s=CompileTemplateForNonTerminal(NonTerminalTemplate,cstext);
//debug
//s="Console.WriteLine(\""+grmname+"\");"+s;
ntc++;
//Console.WriteLine(s);
}
}
}
outfile.WriteLine(s);
}
csfile.Close();
outfile.Flush();
outfile.Close();
Console.WriteLine("Changed: "+tc+" terminals, "+ntc+" nonteminals");
}
