ahem/lib/ahem/ast/operators.rb

module AST::Operators
  ADD = :+
  SUBTRACT = :-
  MULTIPLY = :*
  DIVIDE = :/
  LESS_THAN = :<
  GREATER_THAN = :>
  LESS_THAN_OR_EQUAL = :<=
  GREATER_THAN_OR_EQUAL = :>=
  OR = :or
  AND = :and
end