Struct daggy::walker::Take

pub struct Take<G, W> { /* fields omitted */ }

A walker that yields the first n steps of this walk.

Methods

impl<G, W> Take<G, W>

pub fn new(walker: W, to_take: usize) -> Self

Create a new Take walker.

Trait Implementations

impl<G: Clone, W: Clone> Clone for Take<G, W>

fn clone(&self) -> Take<G, W>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<G: Debug, W: Debug> Debug for Take<G, W>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl<G, W> Walker<G> for Take<G, W> where
    G: GraphRef,
    W: Walker<G>, 

type Item = W::Item

fn walk_next(&mut self, graph: G) -> Option<Self::Item>

Advance to the next item

Important traits for WalkerIter<W, C>

impl<W, C> Iterator for WalkerIter<W, C> where
    C: Clone,
    W: Walker<C>,  type Item = <W as Walker<C>>::Item;

fn iter(self, context: Context) -> WalkerIter<Self, Context> where
    Context: Clone, 

Create an iterator out of the walker and given context.