Struct checkito::map::Map

pub struct Map<I: ?Sized, T: ?Sized, F = fn(_: <I as Generate>::Item) -> T> { /* private fields */ }

Implementations

impl<G: Generate, T, F: Fn(G::Item) -> T> Map<G, T, F>

pub fn generator(generate: G, map: F) -> Self

impl<S: Shrink, T, F: Fn(S::Item) -> T> Map<S, T, F>

pub fn shrink(shrink: S, map: F) -> Self

Trait Implementations

impl<I: Clone, T, F: Clone> Clone for Map<I, T, F>

fn clone(&self) -> Self

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<I: Debug + ?Sized, T: Debug + ?Sized, F: Debug> Debug for Map<I, T, F>

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

Formats the value using the given formatter.

impl<I: Default + ?Sized, T: Default + ?Sized, F: Default> Default for Map<I, T, F>

fn default() -> Map<I, T, F>

Returns the “default value” for a type.

impl<G: Generate + ?Sized, T, F: Fn(G::Item) -> T + Clone> Generate for Map<G, T, F>

type Item = T

type Shrink = Map<<G as Generate>::Shrink, T, F>

fn generate(&self, state: &mut State) -> (Self::Item, Self::Shrink)

impl<S: Shrink, T, F: Fn(S::Item) -> T + Clone> Shrink for Map<S, T, F>

type Item = T

fn generate(&self) -> Self::Item

fn shrink(&mut self) -> Option<Self>

fn map<T, F: Fn(Self::Item) -> T>(self, map: F) -> Map<Self, T, F>where Map<Self, T, F>: Shrink,