public static SyntaxTree CreateFromSteam(Stream stream)
{
ErrorHandler handler = new ErrorHandler();
// parse input args, and open input file
ASTScanner scanner = new ASTScanner(stream);
scanner.SetHandler(handler);
Parser parser = new Parser(scanner, handler);
parser.Parse();
RootNode root = parser.GetASTRoot();
if (root != null)
{
lastValidRoot = root;
}
return(new SyntaxTree(lastValidRoot, scanner.GetTokens(), handler.SortedErrorList().ToImmutableList()));
}
private static void TestParser(string path)
{
using (Stream file = File.Open(path, FileMode.Open, FileAccess.Read))
{
ErrorHandler handler = new ErrorHandler();
// parse input args, and open input file
Scanner scanner = new ASTScanner(file);
scanner.SetHandler(handler);
Parser parser = new Parser(scanner, handler);
if (!parser.Parse())
{
handler.SortedErrorList().ToList().ForEach(e =>
{
Console.WriteLine(e.Message);
});
}
else
{
var ast = parser.GetASTRoot();
}
}
}
