Struct rin::util::Lazy

pub struct Lazy<T> { /* fields omitted */ }

A Lazy value that defers computations until the result is needed for the first time

Implementations

impl<T> Lazy<T>

pub fn defer<F>(f: F) -> Lazy<T> where
    F: FnOnce() -> T + 'static, 

pub fn defer_with_input<F, I>(input: I, f: F) -> Lazy<T> where
    F: FnOnce(I) -> T + 'static,
    I: 'static, 

pub fn force(&self)

pub fn computed(t: T) -> Lazy<T>

pub fn unwrap(self) -> T

Trait Implementations

impl<T> Borrow<T> for Lazy<T>

pub fn borrow(&self) -> &T

Immutably borrows from an owned value.

impl<T> BorrowMut<T> for Lazy<T>

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value.

impl<T> Deref for Lazy<T>

type Target = T

The resulting type after dereferencing.

pub fn deref(&self) -> &T

Dereferences the value.

impl<T> DerefMut for Lazy<T>

pub fn deref_mut(&mut self) -> &mut T

Mutably dereferences the value.

impl<T> From<T> for Lazy<T>

pub fn from(t: T) -> Lazy<T>

Performs the conversion.