Std.Db.Repository.wholeOr
1 declaration
fn
wholeOr: &Std.Db.Driver.Rows -> Int -> Str -> Int -> Result[Int, Std.Db.Repository.RowError]This is a callable function.
What it does
One column as a whole number, or a fallback when it holds nothing.
Read the signature
- The text after the name is the type checked by Pudu.
- Read arrows from left to right: inputs come first, and the final type is returned.
- & borrows a value for this call instead of moving or copying it.
- Names inside [ ] are type arguments, such as the item type held by a collection.
- Result makes success and recoverable failure part of the function's type.