[−][src]Enum rand_distr::weighted::WeightedError
Error type returned from WeightedIndex::new
.
Variants
NoItem
The provided weight collection contains no items.
InvalidWeight
A weight is either less than zero, greater than the supported maximum or otherwise invalid.
AllWeightsZero
All items in the provided weight collection are zero.
TooMany
Too many weights are provided (length greater than u32::MAX
)
Trait Implementations
impl Eq for WeightedError
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impl Error for WeightedError
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fn description(&self) -> &str
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fn cause(&self) -> Option<&dyn Error>
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fn source(&self) -> Option<&(dyn Error + 'static)>
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The lower-level source of this error, if any. Read more
impl Clone for WeightedError
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fn clone(&self) -> WeightedError
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fn clone_from(&mut self, source: &Self)
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Performs copy-assignment from source
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impl Display for WeightedError
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impl PartialEq<WeightedError> for WeightedError
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fn eq(&self, other: &WeightedError) -> bool
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#[must_use]
fn ne(&self, other: &Rhs) -> bool
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#[must_use]
fn ne(&self, other: &Rhs) -> boolThis method tests for !=
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impl Debug for WeightedError
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impl Copy for WeightedError
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Auto Trait Implementations
impl Send for WeightedError
impl Sync for WeightedError
Blanket Implementations
impl<T> From<T> for T
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impl<T> ToOwned for T where
T: Clone,
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T: Clone,
type Owned = T
The resulting type after obtaining ownership.
fn to_owned(&self) -> T
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fn clone_into(&self, target: &mut T)
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impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T> ToString for T where
T: Display + ?Sized,
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T: Display + ?Sized,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,