Enum opt_struct::vec::OptVec

pub enum OptVec<T> {
    None,
    One(T),
    Two([T; 2]),
    Three([T; 3]),
    Vec(Vec<T>),
}

Variants

None

One(T)

Two([T; 2])

Three([T; 3])

Vec(Vec<T>)

Implementations

impl<T> OptVec<T>

pub fn new() -> OptVec<T>

pub fn with_capacity(sz: usize) -> OptVec<T>

pub fn take(&mut self) -> OptVec<T>

pub fn len(&self) -> usize

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

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

pub fn get(&self, i: usize) -> Option<&T>

pub fn get_mut(&mut self, i: usize) -> Option<&mut T>

pub fn iter(&self) -> Iter<'_, T>

pub fn iter_mut(&mut self) -> IterMut<'_, T>

pub fn for_each<F: FnMut(&T)>(&self, f: F)

pub fn consume<F: FnMut(T)>(&mut self, f: F)

pub fn map<Q, F>(self, func: F) -> OptVec<Q>

where F: Fn(T) -> Q,

Trait Implementations

impl<T: Clone> Clone for OptVec<T>

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

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T: Debug> Debug for OptVec<T>

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

Formats the value using the given formatter.

impl<T> Extend<T> for OptVec<T>

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

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl<T> From<T> for OptVec<T>

fn from(t: T) -> OptVec<T>

Converts to this type from the input type.

impl<T> From<Vec<T>> for OptVec<T>

fn from(ts: Vec<T>) -> OptVec<T>

Converts to this type from the input type.

impl<T> FromIterator<T> for OptVec<T>

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

Creates a value from an iterator.

impl<T: Hash> Hash for OptVec<T>

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

Feeds this value into the given Hasher.

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

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl<T> Index<usize> for OptVec<T>

type Output = T

The returned type after indexing.

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

Performs the indexing (container[index]) operation.

impl<T> IndexMut<usize> for OptVec<T>

fn index_mut(&mut self, index: usize) -> &mut Self::Output

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

impl<T> Into<OptVec<T>> for OptVec10<T>

fn into(self) -> OptVec<T>

Converts this type into the (usually inferred) input type.

impl<'t, T> IntoIterator for &'t OptVec<T>

type Item = &'t T

The type of the elements being iterated over.

type IntoIter = Iter<'t, T>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<'t, T> IntoIterator for &'t mut OptVec<T>

type Item = &'t mut T

The type of the elements being iterated over.

type IntoIter = IterMut<'t, T>

Which kind of iterator are we turning this into?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<T> IntoIterator for OptVec<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: Ord> Ord for OptVec<T>

fn cmp(&self, other: &OptVec<T>) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized + PartialOrd,

Restrict a value to a certain interval.

impl<T: PartialEq> PartialEq for OptVec<T>

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

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

fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<T: PartialOrd> PartialOrd for OptVec<T>

fn partial_cmp(&self, other: &OptVec<T>) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

This method tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

This method tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

This method tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

This method tests greater than or equal to (for self and other) and is used by the >= operator.

impl<T: Eq> Eq for OptVec<T>

impl<T> StructuralEq for OptVec<T>

impl<T> StructuralPartialEq for OptVec<T>