static void Main(string[] args)
{
int port = 49101;
string sql = "select * from t1 left join t2";
MemoryStream ms = new MemoryStream(ASCIIEncoding.ASCII.GetBytes(sql.ToUpper()));
ANTLRInputStream input = new ANTLRInputStream(ms);
MySQL51Lexer lexer = new MySQL51Lexer(input);
// I need a Tree adaptor to build a DebugEventSocketProxy, but I need a
// DebugEventSocketProxy to build a Tree Adaptor.
// Solution: Create the DebugEventSocketProxy
//ITreeAdaptor adaptor = new DebugTreeAdaptor(/*dbg*/ null, new CommonTreeAdaptor());
// To create a DebugTokenStream I need a DebugEventSocketProxy and viceversa
// Solution: Create DebugEventSocketProxy in the DebugTokenStream contructor
// How do I get a ITokenStream implementation?
// Another Caveat: The instance of DebugEventProxySocket must be the same for the lexer than for the parser.
//DebugEventSocketProxy proxy = new DebugEventSocketProxy(this, port, adaptor);
DebugTokenStream tokens = new DebugTokenStream(new BufferedTokenStream(lexer), port, null);
//CommonTokenStream tokens = new CommonTokenStream(lexer);
MySQL51Parser parser = new MySQL51Parser(tokens, port, null);
StringBuilder sb = new StringBuilder();
TextWriter tw = new StringWriter(sb);
try
{
parser.TraceDestination = tw;
MySQL51Parser.statement_list_return r = parser.statement_list();
}
catch (RecognitionException re)
{
Console.WriteLine(re.StackTrace);
}
}
static void Main(string[] args)
{
int port = 49101;
string sql = "select * from t1 left join t2";
MemoryStream ms = new MemoryStream(ASCIIEncoding.ASCII.GetBytes(sql.ToUpper()));
ANTLRInputStream input = new ANTLRInputStream(ms);
MySQL51Lexer lexer = new MySQL51Lexer(input);
// I need a Tree adaptor to build a DebugEventSocketProxy, but I need a
// DebugEventSocketProxy to build a Tree Adaptor.
// Solution: Create the DebugEventSocketProxy
//ITreeAdaptor adaptor = new DebugTreeAdaptor(/*dbg*/ null, new CommonTreeAdaptor());
// To create a DebugTokenStream I need a DebugEventSocketProxy and viceversa
// Solution: Create DebugEventSocketProxy in the DebugTokenStream contructor
// How do I get a ITokenStream implementation?
// Another Caveat: The instance of DebugEventProxySocket must be the same for the lexer than for the parser.
//DebugEventSocketProxy proxy = new DebugEventSocketProxy(this, port, adaptor);
DebugTokenStream tokens = new DebugTokenStream( new BufferedTokenStream( lexer ), port, null);
//CommonTokenStream tokens = new CommonTokenStream(lexer);
MySQL51Parser parser = new MySQL51Parser(tokens, port, null);
StringBuilder sb = new StringBuilder();
TextWriter tw = new StringWriter(sb);
try
{
parser.TraceDestination = tw;
MySQL51Parser.statement_list_return r = parser.statement_list();
}
catch (RecognitionException re)
{
Console.WriteLine(re.StackTrace);
}
}
public static MySQL51Parser.program_return ParseSql(string sql, bool expectErrors, out StringBuilder sb)
{
// The grammar supports upper case only
MemoryStream ms = new MemoryStream(ASCIIEncoding.ASCII.GetBytes(sql/*.ToUpper() */));
CaseInsensitiveInputStream input = new CaseInsensitiveInputStream(ms);
//ANTLRInputStream input = new ANTLRInputStream(ms);
MySQL51Lexer lexer = new MySQL51Lexer(input);
CommonTokenStream tokens = new CommonTokenStream(lexer);
MySQL51Parser parser = new MySQL51Parser(tokens);
sb = new StringBuilder();
TextWriter tw = new StringWriter(sb);
parser.TraceDestination = tw;
MySQL51Parser.program_return r = parser.program();
if (!expectErrors)
{
if (0 != parser.NumberOfSyntaxErrors)
Assert.AreEqual("", sb.ToString());
//Assert.AreEqual( 0, parser.NumberOfSyntaxErrors);
}
else
{
Assert.AreNotEqual(0, parser.NumberOfSyntaxErrors);
}
return r;
}
