Struct rdf_types::Quad

source ·
pub struct Quad<S = Subject, P = IriBuf, O = Object, G = GraphLabel>(pub S, pub P, pub O, pub Option<G>);
Expand description

RDF quad.

Tuple Fields§

§0: S§1: P§2: O§3: Option<G>

Implementations§

Creates a new quad.

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

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

Turns the quad into its subject, the first component.

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

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

Turns the quad into its predicate, the second component.

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

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

Turns the quad into its object, the third component.

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

Examples found in repository?
src/lib.rs (line 607)
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	fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
		match self.graph() {
			Some(graph) => write!(
				f,
				"{} {} {} {}",
				self.0.rdf_display(),
				self.1.rdf_display(),
				self.2.rdf_display(),
				graph.rdf_display()
			),
			None => write!(
				f,
				"{} {} {}",
				self.0.rdf_display(),
				self.1.rdf_display(),
				self.2.rdf_display()
			),
		}
	}
}

impl<S: RdfDisplay, P: RdfDisplay, O: RdfDisplay, G: RdfDisplay> RdfDisplay for Quad<S, P, O, G> {
	fn rdf_fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
		match self.graph() {
			Some(graph) => write!(
				f,
				"{} {} {} {}",
				self.0.rdf_display(),
				self.1.rdf_display(),
				self.2.rdf_display(),
				graph.rdf_display()
			),
			None => write!(
				f,
				"{} {} {}",
				self.0.rdf_display(),
				self.1.rdf_display(),
				self.2.rdf_display()
			),
		}
	}

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

Turns the quad into its graph, the fourth component.

Maps the subject with the given function.

Maps the subject with the given function.

Maps the subject with the given function.

Maps the graph with the given function.

Examples found in repository?
src/lib.rs (line 765)
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	fn from(q: &'a Quad) -> Self {
		q.as_quad_ref()
	}
Examples found in repository?
src/lib.rs (line 802)
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	fn from(q: &'a GrdfQuad) -> Self {
		q.as_grdf_quad_ref()
	}
Examples found in repository?
src/lib.rs (line 724)
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	fn from(q: QuadRef<'a>) -> Self {
		q.into_owned()
	}
Examples found in repository?
src/lib.rs (line 743)
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	fn from(q: GrdfQuadRef<'a>) -> Self {
		q.into_owned()
	}

Trait Implementations§

Returns a copy of the value. Read more
Performs copy-assignment from source. Read more
Formats the value using the given formatter. Read more
Formats the value using the given formatter. Read more
Converts to this type from the input type.
Converts to this type from the input type.
Converts to this type from the input type.
Converts to this type from the input type.
Converts to this type from the input type.
Converts to this type from the input type.
Feeds this value into the given Hasher. Read more
Feeds a slice of this type into the given Hasher. Read more
This method returns an Ordering between self and other. Read more
Compares and returns the maximum of two values. Read more
Compares and returns the minimum of two values. Read more
Restrict a value to a certain interval. Read more
This method tests for self and other values to be equal, and is used by ==.
This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
This method returns an ordering between self and other values if one exists. Read more
This method tests less than (for self and other) and is used by the < operator. Read more
This method tests less than or equal to (for self and other) and is used by the <= operator. Read more
This method tests greater than (for self and other) and is used by the > operator. Read more
This method tests greater than or equal to (for self and other) and is used by the >= operator. Read more

Auto Trait Implementations§

Blanket Implementations§

Gets the TypeId of self. Read more
Immutably borrows from an owned value. Read more
Mutably borrows from an owned value. Read more

Returns the argument unchanged.

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

The resulting type after obtaining ownership.
Creates owned data from borrowed data, usually by cloning. Read more
Uses borrowed data to replace owned data, usually by cloning. Read more
Converts the given value to a String. Read more
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.