require "./eval_context"

module Functions
  def z1
    x1*x1 + x2*x2
  end

  def z2
    x1 + x2
  end
end

context = EvalContext.new(Functions)
context.load_variables("variables.json")
puts context.functions #=> [:z1, :z2]
puts context.variables #=> [:x1, :x2]
puts context.z1 #=> 13
puts context.z2 #=> 5