Struct json_ld::object::node::ReverseProperties

pub struct ReverseProperties<T, B, M>(_);

Reverse properties of a node object, and their associated nodes.

Implementations

impl<T, B, M> ReverseProperties<T, B, M>

pub fn len(&self) -> usize

Returns the number of reverse properties.

pub fn is_empty(&self) -> bool

Checks if there are no defined reverse properties.

pub fn iter(&self) -> Iter<'_, T, B, M>

Returns an iterator over the reverse properties and their associated nodes.

pub fn iter_mut(&mut self) -> IterMut<'_, T, B, M>

Returns an iterator over the reverse properties with a mutable reference to their associated nodes.

pub fn clear(&mut self)

Removes all reverse properties.

impl<T, B, M> ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,

pub fn contains<Q>(&self, prop: Q) -> boolwhere
    Q: IntoId<T, B>,

Checks if the given reverse property is associated to any node.

pub fn get<'a, Q>(&self, prop: Q) -> Nodes<'_, T, B, M>where
    Q: IntoId<T, B>,
    T: 'a,

Returns an iterator over all the nodes associated to the given reverse property.

pub fn get_any<'a, Q>(
    &self,
    prop: Q
) -> Option<&Meta<Indexed<Node<T, B, M>, M>, M>>where
    Q: IntoId<T, B>,
    T: 'a,

Get one of the nodes associated to the given reverse property.

If multiple nodes are found, there are no guaranties on which node will be returned.

pub fn insert(
    &mut self,
    Meta<Id<T, B>, M>,
    value: Meta<Indexed<Node<T, B, M>, M>, M>
)

Associate the given node to the given reverse property.

pub fn insert_unique(
    &mut self,
    Meta<Id<T, B>, M>,
    value: Meta<Indexed<Node<T, B, M>, M>, M>
)

Associate the given node to the given reverse property, unless it is already.

pub fn insert_all<Objects>(&mut self, Meta<Id<T, B>, M>, values: Objects)where
    Objects: IntoIterator<Item = Meta<Indexed<Node<T, B, M>, M>, M>>,

Associate all the given nodes to the given reverse property.

pub fn insert_all_unique_stripped<Nodes>(
    &mut self,
    Meta<Id<T, B>, M>,
    values: Nodes
)where
    Nodes: IntoIterator<Item = Stripped<Meta<Indexed<Node<T, B, M>, M>, M>>>,

Associate all the given nodes to the given reverse property, unless it is already.

pub fn insert_all_unique<Nodes>(&mut self, prop: Meta<Id<T, B>, M>, values: Nodes)where
    Nodes: IntoIterator<Item = Meta<Indexed<Node<T, B, M>, M>, M>>,

Associate all the given nodes to the given reverse property, unless it is already.

pub fn extend_unique<I, N>(&mut self, iter: I)where
    I: IntoIterator<Item = (Meta<Id<T, B>, M>, N)>,
    N: IntoIterator<Item = Meta<Indexed<Node<T, B, M>, M>, M>>,

pub fn extend_unique_stripped<I, N>(&mut self, iter: I)where
    I: IntoIterator<Item = (Meta<Id<T, B>, M>, N)>,
    N: IntoIterator<Item = Stripped<Meta<Indexed<Node<T, B, M>, M>, M>>>,

pub fn remove(
    &mut self,
    prop: &Id<T, B>
) -> Option<Entry<Multiset<Stripped<Meta<Indexed<Node<T, B, M>, M>, M>>, DeterministicHasherBuilder>, M>>

Removes and returns all the values associated to the given reverse property.

Trait Implementations

impl<T, B, M> Clone for ReverseProperties<T, B, M>where
    T: Clone,
    B: Clone,
    M: Clone,

fn clone(&self) -> ReverseProperties<T, B, M>

Returns a copy of the value.

const fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<T, B, M> Extend<(Meta<Id<T, B>, M>, Vec<Meta<Indexed<Node<T, B, M>, M>, M>, Global>)> for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,

fn extend<I>(&mut self, iter: I)where
    I: IntoIterator<Item = (Meta<Id<T, B>, M>, Vec<Meta<Indexed<Node<T, B, M>, M>, M>, Global>)>,

Extends a collection with the contents of an iterator.

fn extend_one(&mut self, item: A)

🔬This is a nightly-only experimental API. (extend_one)

Extends a collection with exactly one element.

fn extend_reserve(&mut self, additional: usize)

🔬This is a nightly-only experimental API. (extend_one)

Reserves capacity in a collection for the given number of additional elements.

impl<T, B, M> Hash for ReverseProperties<T, B, M>where
    T: Hash,
    B: Hash,
    M: Hash,

fn hash<H>(&self, h: &mut H)where
    H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)where
    H: Hasher,

Feeds a slice of this type into the given Hasher.

impl<'a, T, B, M> IntoIterator for &'a ReverseProperties<T, B, M>

type Item = (Meta<&'a Id<T, B>, &'a M>, &'a [Stripped<Meta<Indexed<Node<T, B, M>, M>, M>>])

The type of the elements being iterated over.

type IntoIter = Iter<'a, T, B, M>

Which kind of iterator are we turning this into?

fn into_iter(self) -> <&'a ReverseProperties<T, B, M> as IntoIterator>::IntoIter

Creates an iterator from a value.

impl<'a, T, B, M> IntoIterator for &'a mut ReverseProperties<T, B, M>

type Item = (Meta<&'a Id<T, B>, &'a mut M>, &'a mut Multiset<Stripped<Meta<Indexed<Node<T, B, M>, M>, M>>, DeterministicHasherBuilder>)

The type of the elements being iterated over.

type IntoIter = IterMut<'a, T, B, M>

Which kind of iterator are we turning this into?

fn into_iter(
    self
) -> <&'a mut ReverseProperties<T, B, M> as IntoIterator>::IntoIter

Creates an iterator from a value.

impl<T, B, M> IntoIterator for ReverseProperties<T, B, M>

type Item = (Meta<Id<T, B>, M>, Multiset<Stripped<Meta<Indexed<Node<T, B, M>, M>, M>>, DeterministicHasherBuilder>)

The type of the elements being iterated over.

type IntoIter = IntoIter<T, B, M>

Which kind of iterator are we turning this into?

fn into_iter(self) -> <ReverseProperties<T, B, M> as IntoIterator>::IntoIter

Creates an iterator from a value.

impl<T, B, M, N> IntoJsonWithContextMeta<M, N> for ReverseProperties<T, B, M>where
    M: Clone,
    N: Vocabulary<Iri = T, BlankId = B>,

fn into_json_meta_with(self, meta: M, vocabulary: &N) -> Meta<Value<M>, M>

impl<T, B, M> MappedEq<ReverseProperties<T, B, M>> for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,

type BlankId = B

fn mapped_eq<'a, 'b, F>(
    &'a self,
    other: &ReverseProperties<T, B, M>,
    f: F
) -> boolwhere
    F: Clone + Fn(&'a B) -> &'b B,
    B: 'a + 'b,

Structural equality with mapped blank identifiers.

impl<T, B, M> PartialEq<ReverseProperties<T, B, M>> for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,
    M: PartialEq<M>,

fn eq(&self, other: &ReverseProperties<T, B, M>) -> bool

This method tests for self and other values to be equal, and is used by ==.

const fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl<T, B, M, N> PrecomputeSizeWithContext<N> for ReverseProperties<T, B, M>where
    N: Vocabulary<Iri = T, BlankId = B>,

fn contextual_pre_compute_size(
    &self,
    vocabulary: &N,
    options: &Options,
    sizes: &mut Vec<Size, Global>
) -> Size

impl<T, B, M, N> PrintWithSizeAndContext<N> for ReverseProperties<T, B, M>where
    N: Vocabulary<Iri = T, BlankId = B>,

fn contextual_fmt_with_size(
    &self,
    vocabulary: &N,
    f: &mut Formatter<'_>,
    options: &Options,
    indent: usize,
    sizes: &[Size],
    index: &mut usize
) -> Result<(), Error>

impl<T, B, M> StrippedHash for ReverseProperties<T, B, M>where
    T: Hash,
    B: Hash,

fn stripped_hash<H>(&self, h: &mut H)where
    H: Hasher,

impl<T, B, M> StrippedPartialEq<ReverseProperties<T, B, M>> for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,

fn stripped_eq(&self, other: &ReverseProperties<T, B, M>) -> bool

impl<T, B, M> TryFromJson<T, B, M> for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,

fn try_from_json_in(
    vocabulary: &mut impl VocabularyMut<Iri = T, BlankId = B>,
    Meta<Value<M>, M>
) -> Result<Meta<ReverseProperties<T, B, M>, M>, Meta<InvalidExpandedJson<M>, M>>

impl<T, B, M> TryFromJsonObject<T, B, M> for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,

fn try_from_json_object_in(
    vocabulary: &mut impl VocabularyMut<Iri = T, BlankId = B>,
    Meta<Object<M>, M>
) -> Result<Meta<ReverseProperties<T, B, M>, M>, Meta<InvalidExpandedJson<M>, M>>

impl<T, B, M> Eq for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,
    M: Eq,

impl<T, B, M> StrippedEq for ReverseProperties<T, B, M>where
    T: Eq + Hash,
    B: Eq + Hash,