Struct rug::rational::TryFromFloatError
source · pub struct TryFromFloatError { /* private fields */ }
Expand description
An error which can be returned when a checked conversion from a floating-point
number to a Rational
number fails.
Examples
use core::convert::TryFrom;
use rug::rational::TryFromFloatError;
use rug::Rational;
// This is not finite and cannot be converted to Rational.
let inf = 1.0f32 / 0.0;
let error: TryFromFloatError = match Rational::try_from(inf) {
Ok(_) => unreachable!(),
Err(error) => error,
};
println!("Error: {}", error);
Trait Implementations
sourceimpl Clone for TryFromFloatError
impl Clone for TryFromFloatError
sourcefn clone(&self) -> TryFromFloatError
fn clone(&self) -> TryFromFloatError
Returns a copy of the value. Read more
1.0.0 · sourcefn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresourceimpl Debug for TryFromFloatError
impl Debug for TryFromFloatError
sourceimpl Display for TryFromFloatError
impl Display for TryFromFloatError
sourceimpl Error for TryFromFloatError
impl Error for TryFromFloatError
sourcefn description(&self) -> &str
fn description(&self) -> &str
👎Deprecated since 1.42.0: use the Display impl or to_string()
1.30.0 · sourcefn source(&self) -> Option<&(dyn Error + 'static)>
fn source(&self) -> Option<&(dyn Error + 'static)>
The lower-level source of this error, if any. Read more
sourceimpl PartialEq<TryFromFloatError> for TryFromFloatError
impl PartialEq<TryFromFloatError> for TryFromFloatError
sourcefn eq(&self, other: &TryFromFloatError) -> bool
fn eq(&self, other: &TryFromFloatError) -> bool
impl Copy for TryFromFloatError
impl Eq for TryFromFloatError
impl StructuralEq for TryFromFloatError
impl StructuralPartialEq for TryFromFloatError
Auto Trait Implementations
impl RefUnwindSafe for TryFromFloatError
impl Send for TryFromFloatError
impl Sync for TryFromFloatError
impl Unpin for TryFromFloatError
impl UnwindSafe for TryFromFloatError
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> CheckedAs for T
impl<T> CheckedAs for T
sourcefn checked_as<Dst>(self) -> Option<Dst>where
T: CheckedCast<Dst>,
fn checked_as<Dst>(self) -> Option<Dst>where
T: CheckedCast<Dst>,
Casts the value.
sourceimpl<Src, Dst> CheckedCastFrom<Src> for Dstwhere
Src: CheckedCast<Dst>,
impl<Src, Dst> CheckedCastFrom<Src> for Dstwhere
Src: CheckedCast<Dst>,
sourcefn checked_cast_from(src: Src) -> Option<Dst>
fn checked_cast_from(src: Src) -> Option<Dst>
Casts the value.
sourceimpl<T> OverflowingAs for T
impl<T> OverflowingAs for T
sourcefn overflowing_as<Dst>(self) -> (Dst, bool)where
T: OverflowingCast<Dst>,
fn overflowing_as<Dst>(self) -> (Dst, bool)where
T: OverflowingCast<Dst>,
Casts the value.
sourceimpl<Src, Dst> OverflowingCastFrom<Src> for Dstwhere
Src: OverflowingCast<Dst>,
impl<Src, Dst> OverflowingCastFrom<Src> for Dstwhere
Src: OverflowingCast<Dst>,
sourcefn overflowing_cast_from(src: Src) -> (Dst, bool)
fn overflowing_cast_from(src: Src) -> (Dst, bool)
Casts the value.
sourceimpl<T> SaturatingAs for T
impl<T> SaturatingAs for T
sourcefn saturating_as<Dst>(self) -> Dstwhere
T: SaturatingCast<Dst>,
fn saturating_as<Dst>(self) -> Dstwhere
T: SaturatingCast<Dst>,
Casts the value.
sourceimpl<Src, Dst> SaturatingCastFrom<Src> for Dstwhere
Src: SaturatingCast<Dst>,
impl<Src, Dst> SaturatingCastFrom<Src> for Dstwhere
Src: SaturatingCast<Dst>,
sourcefn saturating_cast_from(src: Src) -> Dst
fn saturating_cast_from(src: Src) -> Dst
Casts the value.
sourceimpl<T> UnwrappedAs for T
impl<T> UnwrappedAs for T
sourcefn unwrapped_as<Dst>(self) -> Dstwhere
T: UnwrappedCast<Dst>,
fn unwrapped_as<Dst>(self) -> Dstwhere
T: UnwrappedCast<Dst>,
Casts the value.
sourceimpl<Src, Dst> UnwrappedCastFrom<Src> for Dstwhere
Src: UnwrappedCast<Dst>,
impl<Src, Dst> UnwrappedCastFrom<Src> for Dstwhere
Src: UnwrappedCast<Dst>,
sourcefn unwrapped_cast_from(src: Src) -> Dst
fn unwrapped_cast_from(src: Src) -> Dst
Casts the value.
sourceimpl<T> WrappingAs for T
impl<T> WrappingAs for T
sourcefn wrapping_as<Dst>(self) -> Dstwhere
T: WrappingCast<Dst>,
fn wrapping_as<Dst>(self) -> Dstwhere
T: WrappingCast<Dst>,
Casts the value.
sourceimpl<Src, Dst> WrappingCastFrom<Src> for Dstwhere
Src: WrappingCast<Dst>,
impl<Src, Dst> WrappingCastFrom<Src> for Dstwhere
Src: WrappingCast<Dst>,
sourcefn wrapping_cast_from(src: Src) -> Dst
fn wrapping_cast_from(src: Src) -> Dst
Casts the value.