Struct BackendAvailabilityPredicate 

pub struct BackendAvailabilityPredicate { /* private fields */ }

Function-pointer wrapper for static backend-availability predicates.

Implementations

impl BackendAvailabilityPredicate

pub const fn new(predicate: fn(&str) -> bool) -> Self

Create a backend-availability predicate from a total function.

pub fn available(&self, op: &str) -> bool

Return true when the named backend supports the operation.

Trait Implementations

impl BackendAvailability for BackendAvailabilityPredicate

fn available(&self, op: &str) -> bool

Return true when the backend identified by op supports the operation.

impl Clone for BackendAvailabilityPredicate

fn clone(&self) -> BackendAvailabilityPredicate

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for BackendAvailabilityPredicate

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for BackendAvailabilityPredicate