@@ -154,11 +154,21 @@ module RMail # of this chunk, refrain from returning it. unless found_last_delimiter or input_gave_nil start = chunk.rindex(/\n/) || 0 - if chunk.index(@might_be_delimiter_re, start) - @caryover = chunk[start..-1] - chunk[start..-1] = '' - chunk = nil if chunk.length == 0 - end + + # chunk might be frozen - prevent errors by being cautios + begin + if chunk.index(@might_be_delimiter_re, start) + @caryover = chunk[start..-1] + chunk[start..-1] = '' + chunk = nil if chunk.length == 0 + end + rescue => e + # we ony rescue frozen errors. The rest gets re-raised + unless e.message =~ /modify frozen string/i + raise e + end + end + end unless chunk.nil? lib/rmail/parser/multipart.rb 40f19e21b04cd29255f19a42ba918d95ba1cae7d Hartog C. de Mik hartog.de.mik@simplic.it http://github.com/coffeeaddict/rubymail/commit/d19340087fd7b9f9ca7855ea280f35b493da9737 d19340087fd7b9f9ca7855ea280f35b493da9737 2009-04-20T23:49:00-07:00 2009-04-20T23:49:00-07:00 preventing errors on (somehow) frozen strings aa5179b71b1079035125f819a03ce1c7a2804889 Hartog C. de Mik hartog.de.mik@simplic.it