Struct DependencyCache 

pub struct DependencyCache { /* private fields */ }

Request-scoped dependency cache.

Implementations

impl DependencyCache

pub fn new() -> Self

Create an empty cache.

pub fn get<T: Clone + Send + Sync + 'static>(&self) -> Option<T>

Get a cached dependency by type.

pub fn insert<T: Clone + Send + Sync + 'static>(&self, value: T)

Insert a dependency into the cache.

pub fn clear(&self)

Clear all cached dependencies.

pub fn len(&self) -> usize

Return the number of cached dependencies.

pub fn is_empty(&self) -> bool

Returns true if no dependencies are cached.

Trait Implementations

impl Debug for DependencyCache

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

Formats the value using the given formatter.

impl Default for DependencyCache

fn default() -> Self

Returns the “default value” for a type.