Struct OrderingSet

pub struct OrderingSet<R> { /* private fields */ }

Available on crate feature sort only.

A collection of sort orders, built from a Sortable type.

Implementations

impl<'s, R> OrderingSet<R>

where R: 's + Sortable<'s>,

pub fn new() -> Self

Create a new OrderingSet for a Sortable type.

pub fn create_sort( &self, expr: &str, ) -> Result<Box<dyn Sorter<R> + 's>, SorterError>

Parse a sort expression and return a Sorter.

Valid sort expressions consist of a comma-separated list of sorts, each of which may be optionally preceded by a - to reverse its sense.

Trait Implementations

impl<'s, R: Sortable<'s>> Default for OrderingSet<R>

fn default() -> Self

Returns the “default value” for a type.