Struct rustc_data_structures::indexed_vec::IndexVec

pub struct IndexVec<I: Idx, T> {
    pub raw: Vec<T>,
    // some fields omitted
}

Fields

raw: Vec<T>

Methods

impl<I: Idx, T> IndexVec<I, T>

pub fn new() -> Self

pub fn from_raw(raw: Vec<T>) -> Self

pub fn with_capacity(capacity: usize) -> Self

pub fn from_elem<S>(elem: T, universe: &IndexVec<I, S>) -> Self where
    T: Clone, 

pub fn from_elem_n(elem: T, n: usize) -> Self where
    T: Clone, 

pub fn push(&mut self, d: T) -> I

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

pub fn len(&self) -> usize

pub fn next_index(&self) -> I

Gives the next index that will be assigned when push is called.

pub fn is_empty(&self) -> bool

Important traits for IntoIter<T>

impl<T> Iterator for IntoIter<T> type Item = T;

pub fn into_iter(self) -> IntoIter<T>

pub fn into_iter_enumerated(self) -> Enumerated<I, IntoIter<T>>

Important traits for Iter<'a, T>

impl<'a, T> Iterator for Iter<'a, T> type Item = &'a T;

pub fn iter(&self) -> Iter<T>

pub fn iter_enumerated(&self) -> Enumerated<I, Iter<T>>

Important traits for Map<I, F>

impl<B, I, F> Iterator for Map<I, F> where
    F: FnMut(<I as Iterator>::Item) -> B,
    I: Iterator,  type Item = B;

pub fn indices(&self) -> Map<Range<usize>, IntoIdx<I>>

Important traits for IterMut<'a, T>

impl<'a, T> Iterator for IterMut<'a, T> type Item = &'a mut T;

pub fn iter_mut(&mut self) -> IterMut<T>

pub fn iter_enumerated_mut(&mut self) -> Enumerated<I, IterMut<T>>

pub fn drain<'a, R: RangeBounds<usize>>(
    &'a mut self,
    range: R
) -> impl Iterator<Item = T> + 'a

pub fn drain_enumerated<'a, R: RangeBounds<usize>>(
    &'a mut self,
    range: R
) -> impl Iterator<Item = (I, T)> + 'a

pub fn last(&self) -> Option<I>

pub fn shrink_to_fit(&mut self)

pub fn swap(&mut self, a: I, b: I)

pub fn truncate(&mut self, a: usize)

pub fn get(&self, index: I) -> Option<&T>

pub fn get_mut(&mut self, index: I) -> Option<&mut T>

pub fn pick2_mut(&mut self, a: I, b: I) -> (&mut T, &mut T)

Returns mutable references to two distinct elements, a and b. Panics if a == b.

pub fn convert_index_type<Ix: Idx>(self) -> IndexVec<Ix, T>

impl<I: Idx, T: Clone> IndexVec<I, T>

pub fn ensure_contains_elem(&mut self, elem: I, fill_value: impl FnMut() -> T)

Grows the index vector so that it contains an entry for elem; if that is already true, then has no effect. Otherwise, inserts new values as needed by invoking fill_value.

pub fn resize(&mut self, new_len: usize, value: T)

pub fn resize_to_elem(&mut self, elem: I, fill_value: impl FnMut() -> T)

impl<I: Idx, T: Ord> IndexVec<I, T>

pub fn binary_search(&self, value: &T) -> Result<I, I>

Trait Implementations

impl<I: Idx, T, CTX> HashStable<CTX> for IndexVec<I, T> where
    T: HashStable<CTX>, 

fn hash_stable<W: StableHasherResult>(
    &self,
    ctx: &mut CTX,
    hasher: &mut StableHasher<W>
)

impl<L, E> Links for IndexVec<L, E> where
    E: LinkElem<LinkIndex = L>,
    L: Idx, 

type LinkIndex = L

fn next(links: &Self, index: L) -> Option<L>

impl<I: Clone + Idx, T: Clone> Clone for IndexVec<I, T>

fn clone(&self) -> IndexVec<I, T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<I: Idx, T> Send for IndexVec<I, T> where
    T: Send, 

impl<I: Eq + Idx, T: Eq> Eq for IndexVec<I, T>

impl<I: Idx, T> Extend<T> for IndexVec<I, T>

fn extend<J: IntoIterator<Item = T>>(&mut self, iter: J)

Extends a collection with the contents of an iterator.

impl<I: PartialEq + Idx, T: PartialEq> PartialEq<IndexVec<I, T>> for IndexVec<I, T>

fn eq(&self, other: &IndexVec<I, T>) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &IndexVec<I, T>) -> bool

This method tests for !=.

impl<I: Idx, T> Default for IndexVec<I, T>

fn default() -> Self

Returns the "default value" for a type.

impl<I: Idx, T> IntoIterator for IndexVec<I, T>

type Item = T

The type of the elements being iterated over.

type IntoIter = IntoIter<T>

Which kind of iterator are we turning this into?

Important traits for IntoIter<T>

impl<T> Iterator for IntoIter<T> type Item = T;

fn into_iter(self) -> IntoIter<T>

Creates an iterator from a value.

impl<'a, I: Idx, T> IntoIterator for &'a IndexVec<I, T>

type Item = &'a T

The type of the elements being iterated over.

type IntoIter = Iter<'a, T>

Which kind of iterator are we turning this into?

Important traits for Iter<'a, T>

impl<'a, T> Iterator for Iter<'a, T> type Item = &'a T;

fn into_iter(self) -> Iter<'a, T>

Creates an iterator from a value.

impl<'a, I: Idx, T> IntoIterator for &'a mut IndexVec<I, T>

type Item = &'a mut T

The type of the elements being iterated over.

type IntoIter = IterMut<'a, T>

Which kind of iterator are we turning this into?

Important traits for IterMut<'a, T>

impl<'a, T> Iterator for IterMut<'a, T> type Item = &'a mut T;

fn into_iter(self) -> IterMut<'a, T>

Creates an iterator from a value.

impl<I: Idx, T: Debug> Debug for IndexVec<I, T>

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

Formats the value using the given formatter.

impl<I: Hash + Idx, T: Hash> Hash for IndexVec<I, T>

fn hash<__HIT: Hasher>(&self, state: &mut __HIT)

Feeds this value into the given [Hasher].

default fn hash_slice<H>(data: &[Self], state: &mut H) where
    H: Hasher, 

Feeds a slice of this type into the given [Hasher].

impl<I: Idx, T> Index<I> for IndexVec<I, T>

type Output = T

The returned type after indexing.

Important traits for &'_ mut I

impl<'_, I> Iterator for &'_ mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

fn index(&self, index: I) -> &T

Performs the indexing (container[index]) operation.

impl<I: Idx, T> IndexMut<I> for IndexVec<I, T>

Important traits for &'_ mut I

impl<'_, I> Iterator for &'_ mut I where
    I: Iterator + ?Sized,  type Item = <I as Iterator>::Item;

fn index_mut(&mut self, index: I) -> &mut T

Performs the mutable indexing (container[index]) operation.

impl<I: Idx, T> FromIterator<T> for IndexVec<I, T>

fn from_iter<J>(iter: J) -> Self where
    J: IntoIterator<Item = T>, 

Creates a value from an iterator.

impl<I: Idx, T: Encodable> Encodable for IndexVec<I, T>

fn encode<S: Encoder>(&self, s: &mut S) -> Result<(), S::Error>

impl<I: Idx, T: Decodable> Decodable for IndexVec<I, T>

fn decode<D: Decoder>(d: &mut D) -> Result<Self, D::Error>