class NilClass
Extensions for Ruby's `NilClass` class.
Extensions for Ruby's `NilClass` class.
Public Instance Methods
evaluate(bindings, **options)
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# File lib/sparql/algebra/extensions.rb, line 7 def evaluate(bindings, **options) self end
to_sxp()
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Returns the SXP representation of this object.
@return [String]
# File lib/sparql/algebra/sxp_extensions.rb, line 8 def to_sxp RDF.nil.to_s end