Enum rand_distr::BetaError

pub enum BetaError {
    AlphaTooSmall,
    BetaTooSmall,
}

[−] Expand description

Error type returned from Beta::new.

Variants

AlphaTooSmall

[−] Expand description

alpha <= 0 or nan.

BetaTooSmall

[−] Expand description

beta <= 0 or nan.

Trait Implementations

impl Clone for BetaError

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fn clone(&self) -> BetaError[−]

Returns a copy of the value.

pub fn clone_from(&mut self, source: &Self)[−]

Performs copy-assignment from source.

impl Debug for BetaError

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

Formats the value using the given formatter.

impl Display for BetaError

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

Formats the value using the given formatter.

impl Error for BetaError

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pub fn source(&self) -> Option<&(dyn Error + 'static)>[−]

The lower-level source of this error, if any.

pub fn backtrace(&self) -> Option<&Backtrace>[−]

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

Returns a stack backtrace, if available, of where this error occurred.

pub fn description(&self) -> &str[−]

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

pub fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

impl PartialEq<BetaError> for BetaError

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fn eq(&self, other: &BetaError) -> bool[−]

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

#[must_use]

pub fn ne(&self, other: &Rhs) -> bool[−]

This method tests for !=.

impl Copy for BetaError

impl Eq for BetaError

impl StructuralEq for BetaError

impl StructuralPartialEq for BetaError