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module RDF::N3::Algebra::Math
##
# True iff the subject is a string representation of a number which is greater than the number of which the object is a string representation.
#
# @see https://www.w3.org/TR/xpath-functions/#func-numeric-greater-than
class GreaterThan < RDF::N3::Algebra::ResourceOperator
NAME = :mathGreaterThan
URI = RDF::N3::Math.greaterThan
##
# Resolves inputs as numbers.
#
# @param [RDF::Term] resource
# @param [:subject, :object] position
# @return [RDF::Term]
# @see RDF::N3::ResourceOperator#evaluate
def resolve(resource, position:)
resource.as_number if resource.term?
end
# Both subject and object are inputs.
def input_operand
RDF::N3::List.new(values: operands)
end
##
# Returns TRUE if `term1` is greater than `term2`.
#
# @param [RDF::Term] term1
# an RDF term
# @param [RDF::Term] term2
# an RDF term
# @return [RDF::Literal::Boolean] `true` or `false`
# @raise [TypeError] if either operand is not an RDF term or operands are not comperable
#
# @see RDF::Term#==
def apply(term1, term2)
RDF::Literal(term1 > term2)
end
end
end
Version data entries
4 entries across 4 versions & 1 rubygems