Enum rdf_store_rs::term::Term

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pub enum Term {
    Iri(Literal),
    Literal(Literal),
    BlankNode(Literal),
}
Expand description

An RDF Term is either an IRI, a literal or a blank node.

See https://www.w3.org/TR/rdf11-concepts/#section-triples

Variants§

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Iri(Literal)

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Literal(Literal)

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BlankNode(Literal)

Implementations§

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impl Term

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pub fn new_iri(iri: &Iri<'_>) -> Result<Self, RDFStoreError>

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pub fn new_iri_from_str(iri_str: &str) -> Result<Self, RDFStoreError>

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pub fn new_str(str: &str) -> Result<Self, RDFStoreError>

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pub fn new_blank_node(str: &str) -> Result<Self, RDFStoreError>

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pub fn display_turtle<'a, 'b>(&'a self) -> impl Display + 'a + 'b
where 'a: 'b,

Display a Term in human readable format.

use {iref::Iri, rdf_store_rs::Term};

let term = Term::new_iri(&Iri::new("https://whatever.url").unwrap()).unwrap();
let turtle = format!("{}", term.display_turtle());

assert_eq!(turtle, "<https://whatever.url>");

Trait Implementations§

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impl Debug for Term

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl From<Literal> for Term

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fn from(value: Literal) -> Self

Converts to this type from the input type.
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impl FromStr for Term

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type Err = RDFStoreError

The associated error which can be returned from parsing.
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fn from_str(str: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type. Read more

Auto Trait Implementations§

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impl RefUnwindSafe for Term

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impl Send for Term

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impl Sync for Term

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impl Unpin for Term

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impl UnwindSafe for Term

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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> 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.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a [WithDispatch] wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a [WithDispatch] wrapper. Read more