Struct NonEmpty 

pub struct NonEmpty<T>(/* private fields */);

Implementations

impl<T> NonEmpty<T>

pub fn new(first: T, rest: impl IntoIterator<Item = T>) -> Self

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

pub fn first(&self) -> &T

pub fn last(&self) -> &T

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

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

pub fn map<U>(self, f: impl FnMut(T) -> U) -> NonEmpty<U>

pub fn into_vec(self) -> Vec<T>

pub fn sort_dedup(&mut self)

where T: Ord,

Sorts and removes duplicates; at least one element always remains.

Trait Implementations

impl<T> AsRef<[T]> for NonEmpty<T>

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

Converts this type into a shared reference of the (usually inferred) input type.

impl<T: Clone> Clone for NonEmpty<T>

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl<T: Debug> Debug for NonEmpty<T>

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

Formats the value using the given formatter.

impl<'de, T> Deserialize<'de> for NonEmpty<T>

where T: Deserialize<'de>,

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl<T: Eq> Eq for NonEmpty<T>

impl<T> From<NonEmpty<T>> for Vec<T>

fn from(list: NonEmpty<T>) -> Self

Converts to this type from the input type.

impl<T: Hash> Hash for NonEmpty<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> IntoIterator for NonEmpty<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<'a, T> IntoIterator for &'a NonEmpty<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?

fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value.

impl<T: Ord> Ord for NonEmpty<T>

fn cmp(&self, other: &Self) -> 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,

Restrict a value to a certain interval.

fn clamp_to<R>(self, range: R) -> Self

where Self: Sized, R: ClampBounds<Self>,

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

Restrict a value to a certain range.

impl<T: PartialEq> PartialEq for NonEmpty<T>

fn eq(&self, other: &Self) -> bool

Equality operator ==.

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

Inequality operator !=.

impl<T: PartialOrd> PartialOrd for NonEmpty<T>

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

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

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

Tests less than (for self and other) and is used by the < operator.

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

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

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

Tests greater than (for self and other) and is used by the > operator.

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

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

impl<T: Serialize> Serialize for NonEmpty<T>

fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error>

Serialize this value into the given Serde serializer.

impl<T: PartialEq> StructuralPartialEq for NonEmpty<T>

impl<T> TryFrom<Vec<T>> for NonEmpty<T>

type Error = EmptyListError

The type returned in the event of a conversion error.

fn try_from(items: Vec<T>) -> Result<Self, EmptyListError>

Performs the conversion.