Struct Extensions 

pub struct Extensions { /* private fields */ }

Implementations

impl Extensions

pub fn new() -> Self

pub fn insert<T: 'static>(&mut self, val: T) -> Option<T>

pub fn get<T: 'static>(&self) -> Option<&T>

pub fn get_mut<T: 'static>(&mut self) -> Option<&mut T>

pub fn get_required<T: 'static>(&self) -> Result<&T, Error>

pub fn get_mut_required<T: 'static>(&mut self) -> Result<&mut T, Error>

pub fn remove<T: 'static>(&mut self) -> Option<T>

pub fn contains<T: 'static>(&self) -> bool

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

pub fn clear(&mut self)

Trait Implementations

impl Clone for Extensions

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Extensions

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

Formats the value using the given formatter.

impl Default for Extensions

fn default() -> Extensions

Returns the “default value” for a type.