Enum Subject

pub enum Subject {
    NamedNode(NamedNode),
    BlankNode(BlankNode),
    Triple(Box<Triple>),
}

Available on crate feature rdf only.

The owned union of IRIs, blank nodes and triples (if the rdf-star feature is enabled).

Variants

NamedNode(NamedNode)

BlankNode(BlankNode)

Triple(Box<Triple>)

Implementations

impl Subject

pub fn is_named_node(&self) -> bool

pub fn is_blank_node(&self) -> bool

pub fn is_triple(&self) -> bool

pub fn as_ref(&self) -> SubjectRef<'_>

Trait Implementations

impl Clone for Subject

fn clone(&self) -> Subject

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Subject

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

Formats the value using the given formatter.

impl Display for Subject

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

Formats the value using the given formatter.

impl<'a> From<&'a Subject> for SubjectRef<'a>

fn from(node: &'a Subject) -> SubjectRef<'a>

Converts to this type from the input type.

impl<'a> From<&'a Subject> for TermRef<'a>

fn from(node: &'a Subject) -> TermRef<'a>

Converts to this type from the input type.

impl From<BlankNode> for Subject

fn from(node: BlankNode) -> Subject

Converts to this type from the input type.

impl From<BlankNodeRef<'_>> for Subject

fn from(node: BlankNodeRef<'_>) -> Subject

Converts to this type from the input type.

impl From<Box<Triple>> for Subject

fn from(node: Box<Triple>) -> Subject

Converts to this type from the input type.

impl From<NamedNode> for Subject

fn from(node: NamedNode) -> Subject

Converts to this type from the input type.

impl From<NamedNodeRef<'_>> for Subject

fn from(node: NamedNodeRef<'_>) -> Subject

Converts to this type from the input type.

impl From<NamedOrBlankNode> for Subject

fn from(node: NamedOrBlankNode) -> Subject

Converts to this type from the input type.

impl From<NamedOrBlankNodeRef<'_>> for Subject

fn from(node: NamedOrBlankNodeRef<'_>) -> Subject

Converts to this type from the input type.

impl From<Subject> for Term

fn from(node: Subject) -> Term

Converts to this type from the input type.

impl<'a> From<SubjectRef<'a>> for Subject

fn from(node: SubjectRef<'a>) -> Subject

Converts to this type from the input type.

impl From<Triple> for Subject

fn from(node: Triple) -> Subject

Converts to this type from the input type.

impl From<TripleRef<'_>> for Subject

fn from(node: TripleRef<'_>) -> Subject

Converts to this type from the input type.

impl Hash for Subject

fn hash<__H>(&self, state: &mut __H)

where __H: Hasher,

Feeds this value into the given Hasher.

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

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for Subject

fn eq(&self, other: &Subject) -> bool

Tests for self and other values to be equal, and is used by ==.

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

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

impl TryFrom<Term> for Subject

type Error = TryFromTermError

The type returned in the event of a conversion error.

fn try_from(term: Term) -> Result<Subject, <Subject as TryFrom<Term>>::Error>

Performs the conversion.

impl Eq for Subject

impl StructuralPartialEq for Subject