class RDF::N3::Algebra::Str::Contains

True iff the subject string contains the object string.

Constants

NAME
URI

Public Instance Methods

apply(left, right) click to toggle source

@param [String] left

a literal

@param [String] right

a literal

@return [RDF::Literal::Boolean]

# File lib/rdf/n3/algebra/str/contains.rb, line 29
def apply(left, right)
  RDF::Literal(left.to_s.include?(right.to_s)) 
end
input_operand() click to toggle source

Neither subect nor object are considered inputs, and must be resolved before evaluation.

# File lib/rdf/n3/algebra/str/contains.rb, line 19
def input_operand
  RDF::N3::List.new
end
resolve(resource, position:) click to toggle source

Resolves inputs as strings.

@param [RDF::Term] resource @param [:subject, :object] position @return [RDF::Literal] @see RDF::N3::ResourceOperator#evaluate

# File lib/rdf/n3/algebra/str/contains.rb, line 14
def resolve(resource, position:)
  resource if resource.term?
end