module RSpec::Mocks::Syntax

def self.warn_unless_should_configured(method_name)
  if @warn_about_should
    RSpec.deprecate(
      "Using `#{method_name}` from rspec-mocks' old `:should` syntax without explicitly enabling the syntax",
      :replacement => "the new `:expect` syntax or explicitly enable `:should`"
    )
    @warn_about_should = false
  end
end