private IReadOnlyList <IQueryStage> GetStages(StatementList tree, SqlParameters parameters)
{
var mainVisitor = new MainVisitor(new VisitorMetadata(parameters, _tablesMetadata, _searchExpressionProvider, _operationsProvider));
tree.Accept(mainVisitor);
return(mainVisitor.Stages);
}
public void TestStatementListAccept()
{
Mock <KoraliumSqlVisitor> mock = new Mock <KoraliumSqlVisitor>();
StatementList statementList = new StatementList();
statementList.Accept(mock.Object);
mock.Verify(x => x.VisitStatementList(statementList));
}
private void DoHasOutputResultSet(StatementList toAnalyze) // try, catch
{
StatementVisitor vstor = new StatementVisitor(resolveColumnType, columnTypeResolver, toAnalyze);
toAnalyze.Accept(vstor);
int cnt = vstor.resultHasOutputResultSet.Count;
if (cnt > 0)
{
this.resultHasOutputResultSet.AddRange(vstor.resultHasOutputResultSet);
}
}
private static List <string> GetTableReferences(string file, SqlEngineType engineType)
{
using (TextReader reader = File.OpenText(file))
{
TSql140Parser parser = new TSql140Parser(initialQuotedIdentifiers: false, engineType: engineType);
IList <ParseError> errors = null;
StatementList statements = parser.ParseStatementList(reader, out errors);
if (errors.Count > 0)
{
throw new Exception(string.Format("File {0} had {1} errors", file, errors.Count));
}
TableVisitor visitor = new TableVisitor();
statements.Accept(visitor);
List <string> tables = visitor.Tables.Distinct().OrderBy(t => t).ToList();
return(tables);
}
}
