module Pry::Byebug::Breakpoints

def add_method(method, expression = nil)
  validate_expression expression
  owner, name = method.split(/[\.#]/)
  byebug_bp = ::Byebug::Breakpoint.add(owner, name.to_sym, expression)
  bp = MethodBreakpoint.new byebug_bp, method
  breakpoints << bp
  bp
end