internal static void CheckAndThrow(string variable, Designer root, string method, string[] variables = null)
{
QueryTalkException exception;
root.CheckNull(Chainer.Arg(() => variable, variable), method);
if (root.chainException != null)
{
if (variables != null)
{
root.chainException.Arguments = String.Format("variable name = null{0} variables = ({1})",
Environment.NewLine,
String.Join(", ", variables.Select(v => v ?? Text.ClrNull)));
}
else
{
root.chainException.Arguments = "variable name = null";
}
root.TryThrow(root.chainException, method);
}
bool check = Variable.TryValidateName(variable, out exception);
root.TryThrow(exception, method);
if (!check)
{
exception = new QueryTalkException("SetChainer.CheckAndThrow",
QueryTalkExceptionType.InvalidVariableName,
Chainer.ArgVal(() => variable, variable));
root.TryThrow(exception, method);
}
if (root.VariableExists(variable) == false)
{
root.Throw(QueryTalkExceptionType.ParamOrVariableNotDeclared,
Chainer.ArgVal(() => variable, variable),
method);
}
}
internal static TableType TryDetectTableType(Designer root, string tableName, string method = null)
{
root.CheckNullAndThrow(Chainer.Arg(() => tableName, tableName), method);
var identifier = Common.CheckIdentifier(tableName);
if (identifier == IdentifierValidity.Variable)
{
return(TableType.Variable);
}
else if (identifier == IdentifierValidity.TempTable)
{
root.TryAddTempTable(tableName);
return(TableType.TempTable);
}
else
{
root.Throw(QueryTalkExceptionType.InvalidTableIdentifier,
String.Format("identifier = {0}", tableName), method);
}
return(TableType.None);
}