Merge pull request #196 from rdoherty-fastly/include-input-when-throw…

…ing-error

Include the DNS record received when unable to parse a CAA record

lib/dnsruby/resource/CAA.rb

@@ -45,7 +45,7 @@ def flag
       def from_string(input) #:nodoc: all
         matches = (/(\d+) (issuewild|issuemail|issue|iodef|contactemail|contactphone) "(.+)"$/).match(input)
         if matches.nil?
-          raise DecodeError.new("Cannot parse record")
+          raise DecodeError.new("Cannot parse record: #{input[0...1000]}")
         end
         @flag = matches[1]
         @property_tag = matches[2]