Class: RDF::N3::Algebra::Math::Floor
- Inherits:
-
ResourceOperator
- Object
- SPARQL::Algebra::Operator::Binary
- ResourceOperator
- RDF::N3::Algebra::Math::Floor
- Defined in:
- lib/rdf/n3/algebra/math/floor.rb
Overview
The object is calculated as the subject downwards to a whole number.
Constant Summary collapse
Instance Attribute Summary
Attributes included from Enumerable
Instance Method Summary collapse
-
#resolve(resource, position:) ⇒ RDF::Term
The math:floor operator takes string or number and calculates its floor.
Methods inherited from ResourceOperator
#as_literal, #execute, #input_operand, #valid?
Methods included from Builtin
#each, #evaluate, #hash, #input_operand, #rank, #to_uri
Instance Method Details
#resolve(resource, position:) ⇒ RDF::Term
The math:floor operator takes string or number and calculates its floor.
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# File 'lib/rdf/n3/algebra/math/floor.rb', line 17 def resolve(resource, position:) case position when :subject return nil unless resource.literal? RDF::Literal(resource.as_number.floor) when :object return nil unless resource.literal? || resource.variable? resource end end |