Enum NodeTerm 

pub enum NodeTerm {
    Iri(String),
    Literal {
        value: String,
        datatype: Option<String>,
        lang: Option<String>,
    },
    BlankNode(String),
}

An RDF term in node expressions.

Variants

Iri(String)

An IRI reference.

Literal

A typed or untyped literal.

Fields

value: String

datatype: Option<String>

lang: Option<String>

BlankNode(String)

A blank node.

Implementations

impl NodeTerm

pub fn iri(s: impl Into<String>) -> Self

Create an IRI term.

pub fn literal(s: impl Into<String>) -> Self

Create a string literal.

pub fn typed_literal(s: impl Into<String>, dt: impl Into<String>) -> Self

Create a typed literal.

pub fn lang_literal(s: impl Into<String>, lang: impl Into<String>) -> Self

Create a language-tagged literal.

pub fn is_iri(&self) -> bool

Check if this is an IRI.

pub fn is_literal(&self) -> bool

Check if this is a literal.

pub fn as_str(&self) -> &str

Get the string value of this term.

pub fn as_integer(&self) -> Option<i64>

Try to parse a literal as an integer.

pub fn as_float(&self) -> Option<f64>

Try to parse a literal as a float.

Trait Implementations

impl Clone for NodeTerm

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for NodeTerm

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for NodeTerm

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for NodeTerm

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

Formats the value using the given formatter.

impl Eq for NodeTerm

impl Hash for NodeTerm

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

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 Ord for NodeTerm

fn cmp(&self, other: &Self) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

fn clamp_to<R>(self, range: R) -> Self

where Self: Sized, R: ClampBounds<Self>,

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

Restrict a value to a certain range.

impl PartialEq for NodeTerm

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

Equality operator ==.

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

Inequality operator !=.

impl PartialOrd for NodeTerm

fn partial_cmp(&self, other: &Self) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for NodeTerm

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for NodeTerm