Struct Extensions 

pub struct Extensions(/* private fields */);

Methods from Deref<Target = TypeMap>

pub fn insert<T>(&mut self, t: T)

where T: Send + Sync + 'static,

pub fn get<T>(&self) -> Option<&T>

where T: 'static,

pub fn get_mut<T>(&mut self) -> Option<&mut T>

where T: 'static,

pub fn contains<T>(&self) -> bool

where T: 'static,

pub fn remove<T>(&mut self) -> Option<T>

where T: 'static,

pub fn clear(&mut self)

pub fn extend(&mut self, other: TypeMap)

pub fn iter(&self) -> Iter<'_, TypeId, Box<dyn Any + Sync + Send>>

pub fn entry<T>(&mut self) -> Entry<'_, TypeId, T>

where T: 'static,

pub fn is_empty(&self) -> bool

pub fn len(&self) -> usize

pub fn capacity(&self) -> usize

Trait Implementations

impl Debug for Extensions

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

Formats the value using the given formatter.

impl Default for Extensions

fn default() -> Extensions

Returns the “default value” for a type.

impl Deref for Extensions

type Target = TypeMap

The resulting type after dereferencing.

fn deref(&self) -> &<Extensions as Deref>::Target

Dereferences the value.

impl DerefMut for Extensions

fn deref_mut(&mut self) -> &mut <Extensions as Deref>::Target

Mutably dereferences the value.