Struct rust_query::value::IsNotNull

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pub struct IsNotNull<A>(/* private fields */);

Trait Implementations§

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impl<A: Clone> Clone for IsNotNull<A>

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fn clone(&self) -> IsNotNull<A>

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'t, A: Value<'t>> Value<'t> for IsNotNull<A>

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type Typ = bool

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fn add<T: Value<'t>>(self, rhs: T) -> MyAdd<Self, T>

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fn lt(self, rhs: i32) -> MyLt<Self>

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fn eq<T: Value<'t, Typ = Self::Typ>>(self, rhs: T) -> MyEq<Self, T>

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fn not(self) -> MyNot<Self>
where Self: Value<'t, Typ = bool>,

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fn and<T: Value<'t, Typ = bool>>(self, rhs: T) -> MyAnd<Self, T>
where Self: Value<'t, Typ = bool>,

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fn unwrap_or<T: Value<'t>>(self, rhs: T) -> UnwrapOr<Self, T>
where Self: Value<'t, Typ = Option<T::Typ>>,

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fn is_not_null(self) -> IsNotNull<Self>

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impl<A: Copy> Copy for IsNotNull<A>

Auto Trait Implementations§

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impl<A> Freeze for IsNotNull<A>
where A: Freeze,

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impl<A> RefUnwindSafe for IsNotNull<A>
where A: RefUnwindSafe,

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impl<A> Send for IsNotNull<A>
where A: Send,

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impl<A> Sync for IsNotNull<A>
where A: Sync,

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impl<A> Unpin for IsNotNull<A>
where A: Unpin,

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impl<A> UnwindSafe for IsNotNull<A>
where A: 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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.