#[cfg(not(feature = "std"))]
use alloc::vec_deque::VecDeque;
#[cfg(feature = "std")]
use std::collections::VecDeque;
use super::super::*;
impl<T> Collection for VecDeque<T> {
#[inline(always)]
fn len(&self) -> usize {
VecDeque::<T>::len(self)
}
}
impl<T> CollectionMut for VecDeque<T> {
#[inline(always)]
fn clear(&mut self) {
VecDeque::<T>::truncate(self, 0);
}
}
impl<T> Create<T> for VecDeque<T> {
#[inline(always)]
fn create() -> Self {
VecDeque::<T>::new()
}
#[inline(always)]
fn create_with_capacity(capacity: usize) -> Self {
VecDeque::<T>::with_capacity(capacity)
}
#[inline(always)]
fn add_element(mut self, value: T) -> Self {
VecDeque::<T>::push(&mut self, value);
self
}
}
impl<T> Deque<T> for VecDeque<T> {
#[inline(always)]
fn push_front(&mut self, element: T) {
VecDeque::<T>::insert(self, 0, element)
}
#[inline(always)]
fn push_back(&mut self, element: T) {
VecDeque::<T>::push(self, element)
}
#[inline(always)]
fn pop_front(&mut self) -> Option<T> {
if VecDeque::<T>::len(self) == 0 {
None
} else {
VecDeque::<T>::remove(self, 0)
}
}
#[inline(always)]
fn pop_back(&mut self) -> Option<T> {
VecDeque::<T>::pop(self)
}
#[inline(always)]
fn front(&self) -> Option<&T> {
VecDeque::<T>::front(self)
}
#[inline(always)]
fn back(&self) -> Option<&T> {
VecDeque::<T>::back(self)
}
#[inline(always)]
fn front_mut(&mut self) -> Option<&mut T> {
VecDeque::<T>::front_mut(self)
}
#[inline(always)]
fn back_mut(&mut self) -> Option<&mut T> {
VecDeque::<T>::back_mut(self)
}
}
impl<T> Insert<usize, T> for VecDeque<T> {
type Output = ();
#[inline(always)]
fn insert(&mut self, index: usize, element: T) -> Self::Output {
VecDeque::<T>::insert(self, index, element)
}
}
impl<T> Add<T> for VecDeque<T> {
type Output = ();
#[inline(always)]
fn add(&mut self, v: T) -> Self::Output {
VecDeque::<T>::push(self, v)
}
}
impl<T> Remove<usize> for VecDeque<T> {
type Output = Option<T>;
#[inline(always)]
fn remove(&mut self, index: usize) -> Self::Output {
VecDeque::<T>::remove(self, index)
}
}
impl<T> Stack<T> for VecDeque<T> {
#[inline(always)]
fn push(&mut self, element: T) {
VecDeque::<T>::push_front(self, element)
}
#[inline(always)]
fn pop(&mut self) -> Option<T> {
VecDeque::<T>::pop_front(self)
}
#[inline(always)]
fn top(&self) -> Option<&T> {
VecDeque::<T>::front(self)
}
#[inline(always)]
fn top_mut(&mut self) -> Option<&mut T> {
VecDeque::<T>::front_mut(self)
}
}
impl<T> Queue<T> for VecDeque<T> {
#[inline(always)]
fn enqueue(&mut self, element: T) {
VecDeque::<T>::push_back(self, element)
}
#[inline(always)]
fn dequeue(&mut self) -> Option<T> {
VecDeque::<T>::pop_front(self)
}
#[inline(always)]
fn peek(&self) -> Option<&T> {
VecDeque::<T>::front(self)
}
#[inline(always)]
fn peek_mut(&mut self) -> Option<&mut T> {
VecDeque::<T>::front_mut(self)
}
}
impl<T> Get<usize> for VecDeque<T> {
type Output = T;
#[inline(always)]
fn get(&self, index: usize) -> Option<&Self::Output> {
VecDeque::<T>::get(self, index)
}
}
impl<T> GetMut<usize> for VecDeque<T> {
#[inline(always)]
fn get_mut(&mut self, index: usize) -> Option<&mut Self::Output> {
VecDeque::<T>::get_mut(self, index)
}
}