class ActiveSupport::Multibyte::Chars

def self.consumes?(string)

+false+ otherwise.
Returns +true+ when the proxy class can handle the string. Returns 
def self.consumes?(string)
  ActiveSupport::Deprecation.warn(<<-MSG.squish)
    ActiveSupport::Multibyte::Chars.consumes? is deprecated and will be
    removed from Rails 6.1. Use string.is_utf8? instead.
  MSG
  string.encoding == Encoding::UTF_8
end