public override void ExitGeneral_catch_clause(CSharp4Parser.General_catch_clauseContext context)
{
var slk = new StringBuilder();
slk.Append(context.CATCH().GetText());
slk.AppendLine();
var cBlock = context.block();
PrintBlockStatements(slk, cBlock);
}
public override void ExitSpecific_catch_clause(CSharp4Parser.Specific_catch_clauseContext context)
{
var slk = new StringBuilder();
slk.Append(context.CATCH().GetText());
slk.Append(" ");
slk.Append(context.OPEN_PARENS().GetText());
slk.Append(context.class_type().GetText());
if (context.identifier() != null)
{
slk.Append(" ");
slk.Append(context.identifier().GetText());
}
slk.Append(context.CLOSE_PARENS().GetText());
slk.AppendLine();
var cBlock = context.block();
PrintBlockStatements(slk, cBlock);
Results.CatchBlocks.Add(slk.ToString());
}
private void PrintBlockStatements(StringBuilder slk, CSharp4Parser.BlockContext cBlock)
{
slk.AppendLine(cBlock.OPEN_BRACE().GetText());
if (cBlock.statement_list() != null)
{
foreach (var stmt in cBlock.statement_list().statement())
{
slk.AppendLine(stmt.GetText());
}
}
slk.AppendLine(cBlock.CLOSE_BRACE().GetText());
Results.CatchBlocks.Add(slk.ToString());
}
public static CsharpParseResults InvokeParse(string fileName)
{
if (string.IsNullOrWhiteSpace(fileName))
return null;
if (!System.IO.File.Exists(fileName))
return null;
var tr = System.IO.File.OpenRead(fileName);
var input = new AntlrInputStream(tr);
var lexer = new CSharp4Lexer(input);
var tokens = new CommonTokenStream(lexer);
var parser = new CSharp4Parser(tokens);
var tree = parser.compilation_unit();
var walker = new ParseTreeWalker();
var loader = new CsharpParseTree();
walker.Walk(loader, tree);
var results = loader.Results;
tr.Close();
return results;
}