pub trait OptionSaturatingMul<Rhs = Self, InnerRhs = Rhs> {
    type Output;

    // Required method
    fn opt_saturating_mul(self, rhs: Rhs) -> Option<Self::Output>;
}
Expand description

Trait for values and Options saturating multiplication.

Implementing this trait leads to the following auto-implementations:

  • OptionSaturatingMul<Option<InnerRhs>> for T.
  • OptionSaturatingMul<Rhs> for Option<T>.
  • OptionSaturatingMul<Option<InnerRhs>> for Option<T>.
  • … and some variants with references.

Note that since the std library doesn’t define any SaturatingMul trait, users must provide the base implementation for the inner type.

Required Associated Types§

type Output

The resulting inner type after applying the multiplication.

Required Methods§

fn opt_saturating_mul(self, rhs: Rhs) -> Option<Self::Output>

Computes the multiplication saturating at the numeric bounds instead of overflowing.

Returns None if at least one argument is None.

Implementations on Foreign Types§

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impl OptionSaturatingMul for i8

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impl OptionSaturatingMul for i16

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impl OptionSaturatingMul for i32

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impl OptionSaturatingMul for i64

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impl OptionSaturatingMul for i128

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impl OptionSaturatingMul for u8

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impl OptionSaturatingMul for u16

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impl OptionSaturatingMul for u32

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impl OptionSaturatingMul for u64

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impl OptionSaturatingMul for u128

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impl OptionSaturatingMul<Signed<Buffers>> for i64

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impl OptionSaturatingMul<Signed<Buffers>> for u64

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impl OptionSaturatingMul<Signed<Bytes>> for i64

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impl OptionSaturatingMul<Signed<Bytes>> for u64

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impl OptionSaturatingMul<Signed<ClockTime>> for i64

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impl OptionSaturatingMul<Signed<ClockTime>> for u64

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impl OptionSaturatingMul<Signed<Default>> for i64

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impl OptionSaturatingMul<Signed<Default>> for u64

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impl OptionSaturatingMul<Signed<Other>> for i64

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impl OptionSaturatingMul<Signed<Other>> for u64

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impl OptionSaturatingMul<Signed<Percent>> for i32

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impl OptionSaturatingMul<Signed<Percent>> for u32

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impl OptionSaturatingMul<u32> for Duration

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impl OptionSaturatingMul<Buffers> for u64

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impl OptionSaturatingMul<Bytes> for u64

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impl OptionSaturatingMul<ClockTime> for u64

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impl OptionSaturatingMul<Default> for u64

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impl OptionSaturatingMul<Other> for u64

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impl OptionSaturatingMul<Percent> for u32

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impl<T, InnerRhs> OptionSaturatingMul<&Option<InnerRhs>, InnerRhs> for Option<T>
where T: OptionOperations + OptionSaturatingMul<InnerRhs>, InnerRhs: Copy,

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type Output = <T as OptionSaturatingMul<InnerRhs>>::Output

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fn opt_saturating_mul( self, rhs: &Option<InnerRhs> ) -> Option<<Option<T> as OptionSaturatingMul<&Option<InnerRhs>, InnerRhs>>::Output>

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impl<T, InnerRhs> OptionSaturatingMul<Option<InnerRhs>, InnerRhs> for Option<T>

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type Output = <T as OptionSaturatingMul<InnerRhs>>::Output

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fn opt_saturating_mul( self, rhs: Option<InnerRhs> ) -> Option<<Option<T> as OptionSaturatingMul<Option<InnerRhs>, InnerRhs>>::Output>

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impl<T, Rhs> OptionSaturatingMul<Rhs> for Option<T>

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type Output = <T as OptionSaturatingMul<Rhs>>::Output

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fn opt_saturating_mul( self, rhs: Rhs ) -> Option<<Option<T> as OptionSaturatingMul<Rhs>>::Output>

Implementors§

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impl OptionSaturatingMul<i32> for Signed<u32>

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impl OptionSaturatingMul<i32> for Signed<Percent>

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impl OptionSaturatingMul<i64> for Signed<u64>

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impl OptionSaturatingMul<i64> for Signed<Buffers>

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impl OptionSaturatingMul<i64> for Signed<Bytes>

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impl OptionSaturatingMul<i64> for Signed<ClockTime>

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impl OptionSaturatingMul<i64> for Signed<Default>

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impl OptionSaturatingMul<i64> for Signed<Other>

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impl OptionSaturatingMul<isize> for Signed<usize>

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impl OptionSaturatingMul<u32> for Signed<u32>

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impl OptionSaturatingMul<u32> for Signed<Percent>

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impl OptionSaturatingMul<u32> for Percent

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impl OptionSaturatingMul<u64> for Signed<u64>

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impl OptionSaturatingMul<u64> for Signed<Buffers>

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impl OptionSaturatingMul<u64> for Signed<Bytes>

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impl OptionSaturatingMul<u64> for Signed<ClockTime>

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impl OptionSaturatingMul<u64> for Signed<Default>

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impl OptionSaturatingMul<u64> for Signed<Other>

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impl OptionSaturatingMul<u64> for Buffers

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impl OptionSaturatingMul<u64> for Bytes

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impl OptionSaturatingMul<u64> for ClockTime

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impl OptionSaturatingMul<u64> for Default

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impl OptionSaturatingMul<u64> for Other

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impl OptionSaturatingMul<usize> for Signed<usize>

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impl<T, InnerRhs> OptionSaturatingMul<&Option<InnerRhs>, InnerRhs> for T
where T: OptionOperations + OptionSaturatingMul<InnerRhs>, InnerRhs: Copy,

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type Output = <T as OptionSaturatingMul<InnerRhs>>::Output

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impl<T, InnerRhs> OptionSaturatingMul<Option<InnerRhs>, InnerRhs> for T

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type Output = <T as OptionSaturatingMul<InnerRhs>>::Output