class Wongi::Engine::DSL::Clause::Neg

Public Instance Methods

compile(context) click to toggle source
# File lib/wongi-engine/dsl/clause/fact.rb, line 45
def compile(context)
  tests, assignment = parse_variables(context)
  raise DefinitionError, "Negative matches may not introduce new variables: #{assignment.variables}" unless assignment.root?

  context.tap { |c| c.neg_node(self, tests) }
end
inspect() click to toggle source
# File lib/wongi-engine/dsl/clause/fact.rb, line 52
def inspect
  "<-#{subject.inspect} #{predicate.inspect} #{object.inspect}>"
end