extendr_api::deserializer

Struct NamedListGetter

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struct NamedListGetter<'a> {
    keys: &'a [Rstr],
    values: &'a [Robj],
}

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§keys: &'a [Rstr]§values: &'a [Robj]

Trait Implementations§

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impl<'de> MapAccess<'de> for NamedListGetter<'de>

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type Error = Error

The error type that can be returned if some error occurs during deserialization.
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fn next_key_seed<K>(&mut self, seed: K) -> Result<Option<K::Value>>
where K: DeserializeSeed<'de>,

This returns Ok(Some(key)) for the next key in the map, or Ok(None) if there are no more remaining entries. Read more
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fn next_value_seed<V>(&mut self, seed: V) -> Result<V::Value>
where V: DeserializeSeed<'de>,

This returns a Ok(value) for the next value in the map. Read more
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fn next_entry_seed<K, V>( &mut self, kseed: K, vseed: V, ) -> Result<Option<(<K as DeserializeSeed<'de>>::Value, <V as DeserializeSeed<'de>>::Value)>, Self::Error>
where K: DeserializeSeed<'de>, V: DeserializeSeed<'de>,

This returns Ok(Some((key, value))) for the next (key-value) pair in the map, or Ok(None) if there are no more remaining items. Read more
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fn next_key<K>(&mut self) -> Result<Option<K>, Self::Error>
where K: Deserialize<'de>,

This returns Ok(Some(key)) for the next key in the map, or Ok(None) if there are no more remaining entries. Read more
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fn next_value<V>(&mut self) -> Result<V, Self::Error>
where V: Deserialize<'de>,

This returns a Ok(value) for the next value in the map. Read more
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fn next_entry<K, V>(&mut self) -> Result<Option<(K, V)>, Self::Error>
where K: Deserialize<'de>, V: Deserialize<'de>,

This returns Ok(Some((key, value))) for the next (key-value) pair in the map, or Ok(None) if there are no more remaining items. Read more
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fn size_hint(&self) -> Option<usize>

Returns the number of entries remaining in the map, if known.

Auto Trait Implementations§

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impl<'a> Freeze for NamedListGetter<'a>

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impl<'a> RefUnwindSafe for NamedListGetter<'a>

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impl<'a> !Send for NamedListGetter<'a>

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impl<'a> !Sync for NamedListGetter<'a>

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impl<'a> Unpin for NamedListGetter<'a>

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impl<'a> UnwindSafe for NamedListGetter<'a>

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> 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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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. 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.