public IQsiTreeNode Parse(QsiScript script, CancellationToken cancellationToken = default)
{
var parser = MySQLUtility.CreateParser(script.Script, _version);
var query = parser.query();
if (query.children[0] is not SimpleStatementContext simpleStatement)
{
return(null);
}
switch (simpleStatement.children[0])
{
case SelectStatementContext selectStatement:
return(TableVisitor.VisitSelectStatement(selectStatement));
case CreateStatementContext createStatement:
return(DefinitionVisitor.VisitCreateStatement(createStatement));
case DeleteStatementContext deleteStatement:
return(ActionVisitor.VisitDeleteStatement(deleteStatement));
case ReplaceStatementContext replaceStatement:
return(ActionVisitor.VisitReplaceStatement(replaceStatement));
case UpdateStatementContext updateStatement:
return(ActionVisitor.VisitUpdateStatement(updateStatement));
case InsertStatementContext insertStatement:
return(ActionVisitor.VisitInsertStatement(insertStatement));
case UtilityStatementContext utilityStatement:
return(ParseUtilityStatement(utilityStatement));
default:
throw TreeHelper.NotSupportedTree(simpleStatement.children[0]);
}
}
