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OptionWriter

oxilean_std::option::types

Struct OptionWriter 

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pub struct OptionWriter<T, W> { /* private fields */ }
Expand description

OptionWriter pairs an Option value with an accumulated log/writer monad value.

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impl<T, W: Default> OptionWriter<T, W>

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pub fn new(value: Option<T>, log: W) -> Self

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pub fn pure_some(value: T) -> Self

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pub fn none_with_log(log: W) -> Self

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pub fn is_some(&self) -> bool

Auto Trait Implementations§

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impl<T, W> Freeze for OptionWriter<T, W>
where W: Freeze, T: Freeze,

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impl<T, W> RefUnwindSafe for OptionWriter<T, W>
where W: RefUnwindSafe, T: RefUnwindSafe,

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impl<T, W> Send for OptionWriter<T, W>
where W: Send, T: Send,

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impl<T, W> Sync for OptionWriter<T, W>
where W: Sync, T: Sync,

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impl<T, W> Unpin for OptionWriter<T, W>
where W: Unpin, T: Unpin,

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impl<T, W> UnsafeUnpin for OptionWriter<T, W>
where W: UnsafeUnpin, T: UnsafeUnpin,

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impl<T, W> UnwindSafe for OptionWriter<T, W>
where W: UnwindSafe, T: UnwindSafe,

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<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> 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<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<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.