static void Main(string[] args)
{
var grammar = new GrammarBuilder();
grammar.DefineTerminal("tk_package", false, (int)TokenDefine.Token, "package");
grammar.DefineTerminal("tk_public", (int)TokenDefine.Token, "public");
grammar.DefineTerminal("tk_final", (int)TokenDefine.Token, "final");
grammar.DefineTerminal("tk_class", (int)TokenDefine.Token, "class");
grammar.DefineTerminal("tk_void", (int)TokenDefine.Token, "void");
grammar.DefineTerminal("tk_static", (int)TokenDefine.Token, "static");
grammar.DefineTerminal("tk_semicolon", false, (int)TokenDefine.Semicolon);
grammar.DefineTerminal("tk_dot", false, (int)TokenDefine.Dot);
grammar.DefineTerminal("tk_open_brace", false, (int)TokenDefine.OpenBrace);
grammar.DefineTerminal("tk_close_brace", false, (int)TokenDefine.CloseBrace);
grammar.DefineTerminal("identifier", (int)TokenDefine.Token, "[a-zA-Z]+[a-zA-Z0-9]*");
grammar.DefineRoot("class_definition");
grammar.DefineRoot("package_sentences", "class_definition");
grammar.ParseNonTerminal("package_sentences", true, "package_sentence*");
grammar.ParseNonTerminal("package_sentence", true, "tk_package identifier(tk_dot identifier)* tk_semicolon");
grammar.DefineNonTerminal("class_modifiers", true, "tk_public", "tk_final");
grammar.DefineNonTerminal("class_definition", "class_modifiers", "tk_class", "identifier", "tk_open_brace", "functions", "tk_close_brace");
grammar.ParseNonTerminal("functions", true, "function_definition*");
grammar.DefineNonTerminal("function_definition", "tk_public", "tk_static", "tk_void", "identifier", "tk_open_brace", "tk_close_brace");
var parser = grammar.Build();
var parse = new MyParser();
var tokens = parse.ParseFile(@"G:\workspace\SimpleParser\test.java");
parser.Parse(tokens, new ASTVisitor());
}
