pub struct PriorityQueueItem<K, V> {
    pub cost: K,
    pub value: V,
}
Expand description

Use with BinaryHeap. Since it’s a max-heap, reverse the comparison to get the smallest cost first.

Fields§

§cost: K§value: V

Trait Implementations§

source§

impl<K: Clone, V: Clone> Clone for PriorityQueueItem<K, V>

source§

fn clone(&self) -> PriorityQueueItem<K, V>

Returns a copy of the value. Read more
1.0.0 · source§

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

Performs copy-assignment from source. Read more
source§

impl<'de, K, V> Deserialize<'de> for PriorityQueueItem<K, V>
where K: Deserialize<'de>, V: Deserialize<'de>,

source§

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
source§

impl<K: Ord, V: Ord> Ord for PriorityQueueItem<K, V>

source§

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

This method returns an Ordering between self and other. Read more
1.21.0 · source§

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

Compares and returns the maximum of two values. Read more
1.21.0 · source§

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

Compares and returns the minimum of two values. Read more
1.50.0 · source§

fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized + PartialOrd,

Restrict a value to a certain interval. Read more
source§

impl<K: PartialEq, V: PartialEq> PartialEq for PriorityQueueItem<K, V>

source§

fn eq(&self, other: &PriorityQueueItem<K, V>) -> bool

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

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.
source§

impl<K: Ord, V: Ord> PartialOrd for PriorityQueueItem<K, V>

source§

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

This method returns an ordering between self and other values if one exists. Read more
1.0.0 · source§

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

This method tests less than (for self and other) and is used by the < operator. Read more
1.0.0 · source§

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

This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
1.0.0 · source§

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

This method tests greater than (for self and other) and is used by the > operator. Read more
1.0.0 · source§

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

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

impl<K, V> Serialize for PriorityQueueItem<K, V>
where K: Serialize, V: Serialize,

source§

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
source§

impl<K: Eq, V: Eq> Eq for PriorityQueueItem<K, V>

source§

impl<K, V> StructuralPartialEq for PriorityQueueItem<K, V>

Auto Trait Implementations§

§

impl<K, V> RefUnwindSafe for PriorityQueueItem<K, V>

§

impl<K, V> Send for PriorityQueueItem<K, V>
where K: Send, V: Send,

§

impl<K, V> Sync for PriorityQueueItem<K, V>
where K: Sync, V: Sync,

§

impl<K, V> Unpin for PriorityQueueItem<K, V>
where K: Unpin, V: Unpin,

§

impl<K, V> UnwindSafe for PriorityQueueItem<K, V>
where K: UnwindSafe, V: UnwindSafe,

Blanket Implementations§

source§

impl<T> Any for T
where T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for T
where T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for T
where U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> ToOwned for T
where T: Clone,

§

type Owned = T

The resulting type after obtaining ownership.
source§

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
source§

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
source§

impl<T, U> TryFrom<U> for T
where U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
source§

impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,