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https://issues.apache.org/jira/browse/THRIFT-1183?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13042319#comment-13042319
 ] 

Hudson commented on THRIFT-1183:
--------------------------------

Integrated in Thrift #151 (See 
[https://builds.apache.org/hudson/job/Thrift/151/])
    THRIFT-1183. rb: Pure-ruby CompactProtocol raises ArgumentError when 
deserializing under Ruby 1.9

Use #ord to ensure we get back an int

Patch: Ilya Maykov

bryanduxbury : http://svn.apache.org/viewvc/?view=rev&rev=1130236
Files : 
* /thrift/trunk/lib/rb/lib/thrift/protocol/compact_protocol.rb


> Pure-ruby CompactProtocol raises ArgumentError when deserializing under Ruby 
> 1.9
> --------------------------------------------------------------------------------
>
>                 Key: THRIFT-1183
>                 URL: https://issues.apache.org/jira/browse/THRIFT-1183
>             Project: Thrift
>          Issue Type: Bug
>          Components: Ruby - Library
>    Affects Versions: 0.6.1
>         Environment: OS X 10.6 i686 / Ruby 1.9.2
>            Reporter: Ilya Maykov
>            Assignee: Ilya Maykov
>             Fix For: 0.7
>
>         Attachments: patch-THRIFT-1183.txt
>
>
> While testing my fix for THRIFT-1182 with various combinations of 
> native/non-native ruby and binary/compact protocols, I stumbled upon a bug in 
> the pure-ruby implementation of CompactProtocol.
> In lib/thrift/protocol/compact_protocol.rb line 306:
>       ...
>       val = dat[0]
>       if (val > 0x7f)
>       ...
> Here, dat is a string, so dat[0] returns a Fixnum in Ruby 1.8.7 but a string 
> of size 1 in Ruby 1.9.2. The conditional compares dat[0] with 0x7f, which 
> raises the following error in 1.9.2:
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/protocol/compact_protocol.rb:307:in
>  `>': comparison of String with 127 failed (ArgumentError)
>       from 
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/protocol/compact_protocol.rb:307:in
>  `read_byte'
>       from 
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/protocol/compact_protocol.rb:243:in
>  `read_field_begin'
>       from 
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/struct.rb:86:in
>  `block in read'
>       from 
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/struct.rb:85:in
>  `loop'
>       from 
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/struct.rb:85:in
>  `read'
>       from 
> /Users/ilyam/.rvm/gems/ruby-1.9.2-p180/gems/thrift-0.6.0/lib/thrift/serializer/deserializer.rb:29:in
>  `deserialize'
> The solution is a one-line fix, patch will be attached shortly.

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