Struct syntex_syntax2::util::small_vector::SmallVector

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

A vector type optimized for cases where the size is almost always 0 or 1

Methods

impl<T> SmallVector<T>

pub fn new() -> SmallVector<T>

pub fn zero() -> SmallVector<T>

pub fn one(v: T) -> SmallVector<T>

pub fn many(vs: Vec<T>) -> SmallVector<T>

pub fn as_slice(&self) -> &[T]

pub fn as_mut_slice(&mut self) -> &mut [T]

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

pub fn push(&mut self, v: T)

pub fn push_all(&mut self, other: SmallVector<T>)

pub fn get(&self, idx: usize) -> &T

pub fn expect_one(self, err: &'static str) -> T

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

pub fn map<U, F: FnMut(T) -> U>(self, f: F) -> SmallVector<U>

Trait Implementations

impl<T> MoveMap<T> for SmallVector<T>

fn move_flat_map<F, I>(self, f: F) -> Self where
    F: FnMut(T) -> I,
    I: IntoIterator<Item = T>, 

fn move_map<F>(self, f: F) -> Self where
    F: FnMut(T) -> T, 

impl<T: Clone> Clone for SmallVector<T>

fn clone(&self) -> SmallVector<T>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T> Into<Vec<T>> for SmallVector<T>

fn into(self) -> Vec<T>

Performs the conversion.

impl<T> Extend<T> for SmallVector<T>

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

Extends a collection with the contents of an iterator.

impl<T> IntoIterator for SmallVector<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?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<T> Default for SmallVector<T>

fn default() -> Self

Returns the "default value" for a type.

impl<T> DerefMut for SmallVector<T>

fn deref_mut(&mut self) -> &mut [T]

Mutably dereferences the value.

impl<T> Deref for SmallVector<T>

type Target = [T]

The resulting type after dereferencing.

fn deref(&self) -> &[T]

Dereferences the value.

impl<T> FromIterator<T> for SmallVector<T>

fn from_iter<I: IntoIterator<Item = T>>(iter: I) -> SmallVector<T>

Creates a value from an iterator.