# File lib/mailfactory.rb, line 427 def quote_address_if_necessary(address, charset) if Array === address address.map { |a| quote_address_if_necessary(a, charset) } elsif address =~ /^(\S.*)\s+(<.*>)$/ address = $2 phrase = quote_if_necessary($1.gsub(/^['"](.*)['"]$/, '\1'), charset, true) "\"#{phrase}\" #{address}" else address end end