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https://issues.apache.org/jira/browse/THRIFT-2717?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14161884#comment-14161884
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Konrad Grochowski commented on THRIFT-2717:
-------------------------------------------

just to defend my work: I've started it because current cpp generator has a lot 
issues that cannot be fixed without major rebuild:
 * header pollution - when you have big project, compile time does matter. This 
was one of big issues in my company when I tried to introduce thrift there.
 * variable names incompatible with C\+\+ Standard (__xxxx identifiers are 
forbidden - reserved for compiler use)
 * huge "do all" header/files - see above plus it's just against clean code 
rules
 * no unit tests (that goes for all generators) - I want to show that it is 
possible to break generator into smaller parts and tests them.

adding unordered, optionals etc as another set of switches to existing 
generator would just make it unmaintainable 

> C++11 generator
> ---------------
>
>                 Key: THRIFT-2717
>                 URL: https://issues.apache.org/jira/browse/THRIFT-2717
>             Project: Thrift
>          Issue Type: New Feature
>          Components: C++ - Compiler
>            Reporter: Konrad Grochowski
>
> instead of adding another set of options to 'old' cpp generator I've started 
> creating new one in:
> https://github.com/hcorg/thrift/tree/cpp11_generator
> using old as an reference
> main goals:
>  * code compatible with old librart (at least for first tests, new lib and 
> compiler switches can be added later)
>  * no more ugly {{__isset}} structure -> boost::optional for optional values
>  * as a result - no more {{__}} in names, which violates C++ standard
>  * all generation code will have own unit tests (TDD used wherever possible)
>  * generated types headers independent from Thrift header, to allow other 
> layers of application using generated types without dependency leaks
>  * each type will generate own header/cpp file - easier for user to include 
> only used parts.
>  * unordered map/sets
>  * returning using move semantics, no more ugly 'return via output parameter' 
> (still possible as option thou - sometimes it's needed for performance)
>  * async client using boost::future
>  * enum classes
>  * initializer lists for constants (maybe)
> I'm aiming in C++11 subset available in gcc 4.8 and MSVC 2013
> currently I have only complete enum generation, but work is in progress
> all comments etc are very welcome :)



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