Contents

class Predicate
  module QualifiedIdentifier
    include Expr

    def priority
      100
    end

    def qualifier
      self[1]
    end

    def name
      self[2]
    end

    def free_variables
      @free_variables ||= [ :"#{qualifier}.#{name}" ]
    end

    def evaluate(tuple)
      tuple[name]
    end

  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
predicate-2.4.0	lib/predicate/nodes/qualified_identifier.rb
predicate-2.3.3	lib/predicate/nodes/qualified_identifier.rb
predicate-2.3.2	lib/predicate/nodes/qualified_identifier.rb