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ManyToManyField

rango_orm_core::column

Struct ManyToManyField 

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pub struct ManyToManyField<M, R>(/* private fields */);
Expand description

A ManyToMany<R> field on M: #[derive(Model)] generates Article::TAGS for a tags: ManyToMany<Tag> field. Not a column, so it only works with prefetch_related.

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impl<M, R> ManyToManyField<M, R>

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pub const fn new() -> Self

Used by #[derive(Model)]; you rarely call it directly.

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impl<M, R> Default for ManyToManyField<M, R>

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl<M, R> PrefetchRef<M, R> for ManyToManyField<M, R>

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fn prefetch_kind(&self) -> PrefetchKind<'_>

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impl<M, R> Forget for ManyToManyField<M, R>

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impl<M, R> Freeze for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: Freeze,

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impl<M, R> RefUnwindSafe for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: RefUnwindSafe,

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impl<M, R> Send for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: Send,

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impl<M, R> Sync for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: Sync,

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impl<M, R> Unpin for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: Unpin,

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impl<M, R> UnsafeUnpin for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: UnsafeUnpin,

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impl<M, R> UnwindSafe for ManyToManyField<M, R>
where PhantomData<fn() -> (M, R)>: 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> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

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.