public void Exists <T>(TypedColumnBase <T> column, TypedColumnBase <T> equalToColumn, string message = "Was not found in {0}")
{
if (!(equalToColumn.Entity is ENV.Data.Entity))
{
throw new InvalidOperationException("Invalid entity type");
}
Validate(column, v => ((ENV.Data.Entity)equalToColumn.Entity).Contains(equalToColumn.IsEqualTo(column))
, string.Format(message, equalToColumn.Entity.Caption));
}
public override void What <T>(TypedColumnBase <T> col, T val)
{
result = col.IsEqualTo(default(T));
}
