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Span

re_span

Struct Span 

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pub struct Span<Idx: Unsigned + Copy> {
    pub start: Idx,
    pub len: Idx,
}
Expand description

An integer range who’s length is always at least zero.

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§start: Idx

The index of the first element.

§len: Idx

The number of elements in the range.

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impl<Idx: Unsigned + Copy> Span<Idx>

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pub fn end(&self) -> Idx

The next element, just outside the range.

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pub fn range(self) -> Range<Idx>

Useful when slicing a slice

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pub fn try_cast<Narrow>(self) -> Option<Span<Narrow>>
where Narrow: TryFrom<Idx> + Unsigned + Copy,

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impl Span<u32>

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pub fn range_usize(self) -> Range<usize>

Widening cast; useful for indexing.

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impl<Idx: Clone + Unsigned + Copy> Clone for Span<Idx>

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fn clone(&self) -> Span<Idx>

Returns a duplicate of the value. Read more
1.0.0 · Source§

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

Performs copy-assignment from source. Read more
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impl<Idx: Debug + Unsigned + Copy> Debug for Span<Idx>

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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<Idx: Default + Unsigned + Copy> Default for Span<Idx>

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fn default() -> Span<Idx>

Returns the “default value” for a type. Read more
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impl<Idx: Unsigned + Copy> From<Span<Idx>> for Range<Idx>

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fn from(value: Span<Idx>) -> Self

Converts to this type from the input type.
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impl<Idx: Hash + Unsigned + Copy> Hash for Span<Idx>

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

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl<Idx: Unsigned + Copy + Mul> Mul<Idx> for Span<Idx>

span * scalar

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type Output = Span<Idx>

The resulting type after applying the * operator.
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fn mul(self, rhs: Idx) -> Self::Output

Performs the * operation. Read more
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impl<Idx: Ord + Unsigned + Copy> Ord for Span<Idx>

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fn cmp(&self, other: &Span<Idx>) -> 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
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fn min(self, other: Self) -> Self
where Self: Sized,

Compares and returns the minimum of two values. Read more
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fn clamp(self, min: Self, max: Self) -> Self
where Self: Sized,

Restrict a value to a certain interval. Read more
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impl<Idx: PartialEq + Unsigned + Copy> PartialEq for Span<Idx>

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fn eq(&self, other: &Span<Idx>) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<Idx: PartialOrd + Unsigned + Copy> PartialOrd for Span<Idx>

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

This method returns an ordering between self and other values if one exists. Read more
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fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator. Read more
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fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator. Read more
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fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator. Read more
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fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator. Read more
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impl<Idx: Copy + Unsigned + Copy> Copy for Span<Idx>

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impl<Idx: Eq + Unsigned + Copy> Eq for Span<Idx>

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impl<Idx: Unsigned + Copy> StructuralPartialEq for Span<Idx>

Auto Trait Implementations§

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impl<Idx> Freeze for Span<Idx>
where Idx: Freeze,

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impl<Idx> RefUnwindSafe for Span<Idx>
where Idx: RefUnwindSafe,

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impl<Idx> Send for Span<Idx>
where Idx: Send,

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impl<Idx> Sync for Span<Idx>
where Idx: Sync,

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impl<Idx> Unpin for Span<Idx>
where Idx: Unpin,

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impl<Idx> UnwindSafe for Span<Idx>
where Idx: UnwindSafe,

Blanket Implementations§

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

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fn borrow(&self) -> &T

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

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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 T
where U: From<T>,

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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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.