conv

Enum RoundToNegInf

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pub enum RoundToNegInf {}
Expand description

This scheme is used to convert a value by rounding it toward negative infinity to the nearest representable value.

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impl ApproxFrom<f32, RoundToNegInf> for i16

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<i16, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for i32

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<i32, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for i64

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<i64, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for i8

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<i8, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for isize

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<isize, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for u16

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<u16, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for u32

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<u32, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for u64

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<u64, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for u8

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<u8, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f32, RoundToNegInf> for usize

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type Err = FloatError<f32>

The error type produced by a failed conversion.
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fn approx_from(src: f32) -> Result<usize, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for i16

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<i16, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for i32

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<i32, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for i64

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<i64, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for i8

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<i8, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for isize

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<isize, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for u16

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<u16, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for u32

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<u32, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for u64

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<u64, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for u8

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<u8, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxFrom<f64, RoundToNegInf> for usize

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type Err = FloatError<f64>

The error type produced by a failed conversion.
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fn approx_from(src: f64) -> Result<usize, Self::Err>

Convert the given value into an approximately equivalent representation.
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impl ApproxScheme for RoundToNegInf

Auto Trait Implementations§

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<Src, Scheme> ApproxFrom<Src, Scheme> for Src
where Scheme: ApproxScheme,

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type Err = NoError

The error type produced by a failed conversion.
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fn approx_from(src: Src) -> Result<Src, <Src as ApproxFrom<Src, Scheme>>::Err>

Convert the given value into an approximately equivalent representation.
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impl<Dst, Src, Scheme> ApproxInto<Dst, Scheme> for Src
where Dst: ApproxFrom<Src, Scheme>, Scheme: ApproxScheme,

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type Err = <Dst as ApproxFrom<Src, Scheme>>::Err

The error type produced by a failed conversion.
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fn approx_into(self) -> Result<Dst, <Src as ApproxInto<Dst, Scheme>>::Err>

Convert the subject into an approximately equivalent representation.
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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, Dst> ConvAsUtil<Dst> for T

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fn approx(self) -> Result<Dst, Self::Err>
where Self: Sized + ApproxInto<Dst>,

Approximate the subject with the default scheme.
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fn approx_by<Scheme>(self) -> Result<Dst, Self::Err>
where Self: Sized + ApproxInto<Dst, Scheme>, Scheme: ApproxScheme,

Approximate the subject with a specific scheme.
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impl<T> ConvUtil for T

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fn approx_as<Dst>(self) -> Result<Dst, Self::Err>
where Self: Sized + ApproxInto<Dst>,

Approximate the subject to a given type with the default scheme.
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fn approx_as_by<Dst, Scheme>(self) -> Result<Dst, Self::Err>
where Self: Sized + ApproxInto<Dst, Scheme>, Scheme: ApproxScheme,

Approximate the subject to a given type with a specific scheme.
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fn into_as<Dst>(self) -> Dst
where Self: Sized + Into<Dst>,

Convert the subject to a given type.
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fn try_as<Dst>(self) -> Result<Dst, Self::Err>
where Self: Sized + TryInto<Dst>,

Attempt to convert the subject to a given type.
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fn value_as<Dst>(self) -> Result<Dst, Self::Err>
where Self: Sized + ValueInto<Dst>,

Attempt a value conversion of the subject to a given type.
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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<Src> TryFrom<Src> for Src

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type Err = NoError

The error type produced by a failed conversion.
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fn try_from(src: Src) -> Result<Src, <Src as TryFrom<Src>>::Err>

Convert the given value into the subject type.
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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<Src, Dst> TryInto<Dst> for Src
where Dst: TryFrom<Src>,

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type Err = <Dst as TryFrom<Src>>::Err

The error type produced by a failed conversion.
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fn try_into(self) -> Result<Dst, <Src as TryInto<Dst>>::Err>

Convert the subject into the destination type.
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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.
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impl<Src> ValueFrom<Src> for Src

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type Err = NoError

The error type produced by a failed conversion.
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fn value_from(src: Src) -> Result<Src, <Src as ValueFrom<Src>>::Err>

Convert the given value into an exactly equivalent representation.
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impl<Src, Dst> ValueInto<Dst> for Src
where Dst: ValueFrom<Src>,

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type Err = <Dst as ValueFrom<Src>>::Err

The error type produced by a failed conversion.
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fn value_into(self) -> Result<Dst, <Src as ValueInto<Dst>>::Err>

Convert the subject into an exactly equivalent representation.