Struct rdf_types::Quad

pub struct Quad<S = Subject, P = IriRefBuf, O = Object, G = GraphLabel>(pub S, pub P, pub O, pub Option<G>);

RDF quad.

Tuple Fields

0: S

1: P

2: O

3: Option<G>

Implementations

impl<S, P, O, G> Quad<S, P, O, G>

pub fn new(subject: S, predicate: P, object: O, graph: Option<G>) -> Self

Creates a new quad.

pub fn subject(&self) -> &S

Returns a reference to the subject of the quad, the first component.

pub fn into_subject(self) -> S

Turns the quad into its subject, the first component.

pub fn predicate(&self) -> &P

Returns a reference to the predicate of the quad, the second component.

pub fn into_predicate(self) -> P

Turns the quad into its predicate, the second component.

pub fn object(&self) -> &O

Returns a reference to the object of the quad, the third component.

pub fn into_object(self) -> O

Turns the quad into its object, the third component.

pub fn graph(&self) -> Option<&G>

Returns a reference to the graph of the quad, the fourth component.

pub fn into_graph(self) -> Option<G>

Turns the quad into its graph, the fourth component.

pub fn into_parts(self) -> (S, P, O, Option<G>)

Trait Implementations

impl<S: Display, P: Display, O: Display, G: Display> Display for Quad<S, P, O, G>

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

Formats the value using the given formatter.