[Kde-bindings] [Bug 277459] Ruby bindings produce huge amount of warnings in ruby 1.9

[Richard Dale]

https://bugs.kde.org/show_bug.cgi?id=277459





--- Comment #1 from Richard Dale <richard dale telefonica net>  2011-07-17 18:44:48 ---
On Sunday, July 10, 2011 09:44:00 AM Stefano Crocco wrote:
> https://bugs.kde.org/show_bug.cgi?id=277459
> 
>            Summary: Ruby bindings produce huge amount of warnings in ruby
>                     1.9
>            Product: bindings
>            Version: unspecified
>           Platform: Gentoo Packages
>         OS/Version: Linux
>             Status: UNCONFIRMED
>           Severity: normal
>           Priority: NOR
>          Component: general
>         AssignedTo: kde-bindings at kde.org
>         ReportedBy: stefano.crocco at alice.it
> 
> 
> Version:           unspecified (using Devel)
> OS:                Linux
> 
> Requiring 'Qt4' or 'korundum4' using ruby 1.9 (this doesn't happen with
> ruby 1.8) with warnings enabled (using the -w switch) prints a huge amount
> of warnings. There are two kind of warnings:
> 
> usr/lib64/ruby/site_ruby/1.9.1/Qt/qtruby4.rb:2527: warning: method
> redefined; discarding old const_missing
> 
> /usr/lib64/ruby/site_ruby/1.9.1/Qt/qtruby4.rb:2527: warning: method
> redefined; discarding old method_missing
Are we redefining method_missing in the wrong way or something? Is there an api 
in Ruby 1.9 to supress warnings like this? Otherwise, I can't see how to avoid 
these warnings, as QtRuby completely depends on overriding method_missing - it 
is the basic principle by which it works.

-- Richard

> Other warnings of these kinds are also shown later when running the ruby
> script. This is very annoying as it makes it impossible to see warnings
> produced by the script itself, as they're lost in the sea of warnings
> produced by qtruby/korundum
> 
> Reproducible: Always
> 
> Steps to Reproduce:
> run the command
> 
> ruby -w -e 'require "Qt4"'
> 
> using ruby 1.9
> 
> Actual Results:
> A lot of warnings saying
> 
> usr/lib64/ruby/site_ruby/1.9.1/Qt/qtruby4.rb:2527: warning: method
> redefined; discarding old const_missing
> 
> and
> 
> /usr/lib64/ruby/site_ruby/1.9.1/Qt/qtruby4.rb:2527: warning: method
> redefined; discarding old method_missing
> 
> are shown
> 
> Expected Results:
> No (or at least only a few) warnings shown

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