Struct json_ld::Context

pub struct Context<T, B, L, M> { /* private fields */ }

JSON-LD context.

Implementations

impl<T, B, L, M> Context<T, B, L, M>

pub fn new(base_iri: Option<T>) -> Context<T, B, L, M>where
    T: Clone,

Create a new context with the given base IRI.

pub fn get<Q>(&self, term: &Q) -> Option<TermDefinitionRef<'_, T, B, L, M>>where
    Key: Borrow<Q>,
    KeywordType: Borrow<Q>,
    Q: Hash + Eq + ?Sized,

Returns a reference to the given term definition, if any.

pub fn get_normal<Q>(
    &self,
    term: &Q
) -> Option<&NormalTermDefinition<T, B, L, M>>where
    Key: Borrow<Q>,
    Q: Hash + Eq + ?Sized,

Returns a reference to the given term normal definition, if any.

pub fn get_type(&self) -> Option<&TypeTermDefinition>

Returns a reference to the @type definition, if any.

pub fn contains_term<Q>(&self, term: &Q) -> boolwhere
    Key: Borrow<Q>,
    KeywordType: Borrow<Q>,
    Q: Hash + Eq + ?Sized,

Checks if the given term is defined.

pub fn original_base_url(&self) -> Option<&T>

Returns the original base URL of the context.

pub fn base_iri(&self) -> Option<&T>

Returns the base IRI of the context.

pub fn vocabulary(&self) -> Option<&Term<T, B>>

Returns the @vocab value, if any.

pub fn default_language(&self) -> Option<LenientLanguageTag<'_>>

Returns the default @language value.

pub fn default_base_direction(&self) -> Option<Direction>

Returns the default @direction value.

pub fn previous_context(&self) -> Option<&Context<T, B, L, M>>

Returns a reference to the previous context.

pub fn len(&self) -> usize

Returns the number of terms defined.

pub fn is_empty(&self) -> bool

Checks if no terms are defined.

pub fn definitions(&self) -> &Definitions<T, B, L, M>

Returns a handle to the term definitions.

pub fn has_protected_items(&self) -> bool

Checks if the context has a protected definition.

pub fn inverse(&self) -> &InverseContext<T, B>where
    T: Clone + Hash + Eq,
    B: Clone + Hash + Eq,

Returns the inverse of this context.

pub fn set_normal(
    &mut self,
    key: Key,
    definition: Option<NormalTermDefinition<T, B, L, M>>
) -> Option<NormalTermDefinition<T, B, L, M>>

Sets the normal definition for the given term key.

pub fn set_type(
    &mut self,
    type_: Option<TypeTermDefinition>
) -> Option<TypeTermDefinition>

Sets the @type definition.

pub fn set_base_iri(&mut self, iri: Option<T>)

Sets the base IRI.

pub fn set_vocabulary(&mut self, vocab: Option<Term<T, B>>)

Sets the @vocab value.

pub fn set_default_language(&mut self, lang: Option<LenientLanguageTagBuf>)

Sets the default @language value.

pub fn set_default_base_direction(&mut self, dir: Option<Direction>)

Sets the default @direction value.

pub fn set_previous_context(&mut self, previous: Context<T, B, L, M>)

Sets the previous context.

pub fn into_syntax_definition(
    self,
    vocabulary: &impl Vocabulary<Iri = T, BlankId = B>,
    meta: M
) -> Meta<Definition<M, Value<M>>, M>where
    L: IntoSyntax<T, B, M>,
    M: Clone,

Converts this context into its syntactic definition.

Trait Implementations

impl<T, B, L, M> Clone for Context<T, B, L, M>where
    T: Clone,
    B: Clone,
    L: Clone,
    M: Clone,

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

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T, B, L, M> Default for Context<T, B, L, M>

fn default() -> Context<T, B, L, M>

Returns the “default value” for a type.

impl<'a, T, B, L, M> From<&'a Context<T, B, L, M>> for InverseContext<T, B>where
    T: Clone + Hash + Eq,
    B: Clone + Hash + Eq,

fn from(context: &'a Context<T, B, L, M>) -> InverseContext<T, B>

Converts to this type from the input type.

impl<T, B, M, L> IntoSyntax<T, B, M> for Context<T, B, L, M>where
    M: Clone,
    L: IntoSyntax<T, B, M>,

fn into_syntax(
    self,
    vocabulary: &impl Vocabulary<Iri = T, BlankId = B>,
    meta: M
) -> Value<M>

impl<T, B, L, M> StrippedPartialEq<Context<T, B, L, M>> for Context<T, B, L, M>where
    T: PartialEq<T>,
    B: PartialEq<B>,
    L: PartialEq<L>,

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