IList <Statement> ParseStatements(string text)
{
// The parser internally works in Unicode.
byte[] buffer = Encoding.Unicode.GetBytes(text);
using (Stream stream = new MemoryStream(buffer))
{
ANTLRInputStream input = new ANTLRLowerCaseInputStream(stream, Encoding.Unicode);
Lexer lexer = new TransactSqlLexer(input);
CommentedTokenStream tokens = new CommentedTokenStream(lexer);
SetupCommentHandling(tokens);
TransactSqlParser parser = new TransactSqlParser(tokens);
IList <Statement> statements;
using (StringWriter errorWriter = new StringWriter())
{
parser.TraceDestination = errorWriter;
statements = parser.sql();
PrintParseErrors(errorWriter.ToString());
}
return(statements);
}
}
void SetupCommentHandling(CommentedTokenStream tokens)
{
_commentedNodes.Clear();
tokens.PrecedingComments += HandlePrecedingComments;
}
