debugger can't be installed on ruby 2.X

[eddiefisher]

ruby -v
ruby 2.1.2p80 (2014-03-01 revision 45231) [x86_64-darwin13.0]

gem install debugger -v '1.6.6'
Building native extensions.  This could take a while...
ERROR:  Error installing debugger:
    ERROR: Failed to build gem native extension.

    /Users/eddiefisher/.rvm/rubies/ruby-2.1-head/bin/ruby extconf.rb
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers.  Check the mkmf.log file for more details.  You may
need configuration options.

Provided configuration options:
    --with-opt-dir
    --with-opt-include
    --without-opt-include=${opt-dir}/include
    --with-opt-lib
    --without-opt-lib=${opt-dir}/lib
    --with-make-prog
    --without-make-prog
    --srcdir=.
    --curdir
    --ruby=/Users/eddiefisher/.rvm/rubies/ruby-2.1-head/bin/ruby
/Users/eddiefisher/.rvm/rubies/ruby-2.1-head/lib/ruby/2.1.0/fileutils.rb:1573:in `stat': No such file or directory @ rb_file_s_stat - ./212/ruby_debug.h (Errno::ENOENT)
    from /Users/eddiefisher/.rvm/rubies/ruby-2.1-head/lib/ruby/2.1.0/fileutils.rb:1573:in `block in fu_each_src_dest'
    from /Users/eddiefisher/.rvm/rubies/ruby-2.1-head/lib/ruby/2.1.0/fileutils.rb:1587:in `fu_each_src_dest0'
    from /Users/eddiefisher/.rvm/rubies/ruby-2.1-head/lib/ruby/2.1.0/fileutils.rb:1571:in `fu_each_src_dest'
    from /Users/eddiefisher/.rvm/rubies/ruby-2.1-head/lib/ruby/2.1.0/fileutils.rb:399:in `cp'
    from extconf.rb:83:in `block in <main>'
    from extconf.rb:82:in `each'
    from extconf.rb:82:in `<main>'

extconf failed, exit code 1

Gem files will remain installed in /Users/eddiefisher/.rvm/gems/ruby-2.1-head/gems/debugger-1.6.6 for inspection.
Results logged to /Users/eddiefisher/.rvm/gems/ruby-2.1-head/extensions/x86_64-darwin-13/2.1.0/debugger-1.6.6/gem_make.out

[cldwalker]

Thanks for reporting your issue! This is one of my 16 active issues. Use that link to check how soon your issue will be answered. Don't forget to check your issue against this project's CONTRIBUTING.md. Cheers.

[SpringMT]

Is this issue ongoing?
I'm just in trouble with the issue.

[colszowka]

Yes, I am having this issue with 1.6.6 and against 2.1.2 as well.

[tgautier]

Same here. Issue with 1.6.6 with ruby 2.1.2 on OSX 10.9.2

[caarlos0]

same here!

[sjfxb]

👍 and there is a PR for that issue.

[PikachuEXE]

Same here....

[lucascaton]

+1

[nathany]

Support for Ruby 2.1.2p95 would be groovy.

[granolocks]

👍

[mnsami]

+1

[organillero]

Same here!