Struct WeakTestOnlyRand

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pub struct WeakTestOnlyRand(/* private fields */);

Expand description

A weak random number generator intended for use in tests only.

DO NOT USE IN PRODUCTION!

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impl WeakTestOnlyRand

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pub const fn new_default() -> WeakTestOnlyRand

Create a new WeakTestOnlyRand instance with a default seed.

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pub const fn new(seed: u32) -> WeakTestOnlyRand

Create a new WeakTestOnlyRand instance with the specified seed.

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impl CryptoRng for WeakTestOnlyRand

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impl RngCore for WeakTestOnlyRand

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fn next_u32(&mut self) -> u32

Return the next random u32. Read more

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fn next_u64(&mut self) -> u64

Return the next random u64. Read more

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fn fill_bytes(&mut self, dest: &mut [u8])

Fill dest with random data. Read more

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fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), Error>

Fill dest entirely with random data. Read more

Auto Trait Implementations§

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impl UnwindSafe for WeakTestOnlyRand

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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<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<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
where ST: ?Sized, DT: ?Sized,

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impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
where ST: ?Sized, DT: ?Sized,

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impl<T> CryptoRngCore for T
where T: CryptoRng + RngCore,

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fn as_rngcore(&mut self) -> &mut dyn RngCore

Upcast to an RngCore trait object.

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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, E> Init<T, E> for T

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unsafe fn __init(self, slot: *mut T) -> Result<(), E>

Initializes slot. Read more

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fn chain<F>(self, f: F) -> ChainInit<Self, F, T, E>
where F: FnOnce(&mut T) -> Result<(), E>,

First initializes the value using self then calls the function f with the initialized value. Read more

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impl<T, U> Into 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<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self> ⓘ

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self> ⓘ
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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