public TSQLStatement Parse()
{
TSQLWithClause with = new TSQLWithClauseParser().Parse(Tokenizer);
if (Tokenizer.Current.IsKeyword(TSQLKeywords.SELECT) ||
Tokenizer.Current.IsCharacter(TSQLCharacters.OpenParentheses))
{
return(new TSQLSelectStatementParser(with, Tokenizer).Parse());
}
else if (Tokenizer.Current.IsKeyword(TSQLKeywords.MERGE))
{
return(new TSQLMergeStatementParser(with, Tokenizer).Parse());
}
else if (Tokenizer.Current.IsKeyword(TSQLKeywords.UPDATE))
{
return(new TSQLUpdateStatementParser(with, Tokenizer).Parse());
}
else if (Tokenizer.Current.IsKeyword(TSQLKeywords.DELETE))
{
return(new TSQLDeleteStatementParser(with, Tokenizer).Parse());
}
else if (Tokenizer.Current.IsKeyword(TSQLKeywords.INSERT))
{
return(new TSQLInsertStatementParser(with, Tokenizer).Parse());
}
else
{
// TSQLUnknownStatement doesn't have a With property
return(new TSQLUnknownStatementParser(with.Tokens, Tokenizer).Parse());
}
}
public TSQLStatement Parse()
{
TSQLWithClause with = new TSQLWithClauseParser().Parse(Tokenizer);
if (Tokenizer.Current.AsKeyword?.Keyword == TSQLKeywords.SELECT)
{
return(new TSQLSelectStatementParser(with, Tokenizer).Parse());
}
else
{
return(new TSQLUnknownStatementParser(with.Tokens, Tokenizer).Parse());
}
}