Struct alloc::collections::binary_heap::PeekMut

1.12.0 · source ·
pub struct PeekMut<'a, T: 'a + Ord> { /* private fields */ }
Expand description

Structure wrapping a mutable reference to the greatest item on a BinaryHeap.

This struct is created by the peek_mut method on BinaryHeap. See its documentation for more.

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impl<'a, T: Ord> PeekMut<'a, T>

1.18.0 · source

pub fn pop(this: PeekMut<'a, T>) -> T

Removes the peeked value from the heap and returns it.

Trait Implementations§

1.17.0 · source§

impl<T: Ord + Debug> Debug for PeekMut<'_, T>

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

Formats the value using the given formatter. Read more
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impl<T: Ord> Deref for PeekMut<'_, T>

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type Target = T

The resulting type after dereferencing.
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fn deref(&self) -> &T

Dereferences the value.
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impl<T: Ord> DerefMut for PeekMut<'_, T>

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

Mutably dereferences the value.
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impl<T: Ord> Drop for PeekMut<'_, T>

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fn drop(&mut self)

Executes the destructor for this type. Read more

Auto Trait Implementations§

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impl<'a, T> RefUnwindSafe for PeekMut<'a, T>where
    T: RefUnwindSafe,

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impl<'a, T> Send for PeekMut<'a, T>where
    T: Send,

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impl<'a, T> Sync for PeekMut<'a, T>where
    T: Sync,

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impl<'a, T> Unpin for PeekMut<'a, T>

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impl<'a, T> !UnwindSafe for PeekMut<'a, T>

Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere
    T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere
    T: ?Sized,

const: unstable · source§

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · 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.

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

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere
    U: TryFrom<T>,

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

The type returned in the event of a conversion error.
const: unstable · source§

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

Performs the conversion.