command-shift-T (toggle between spec and implementation) for both coffeescript and ruby in rubymine

rubymine_navigate_test.rb

#!/usr/bin/env ruby
#http://pivotallabs.com/swapping-javascript-spec-implementation-rubymine/

file = ARGV[0] || raise
basename = File.basename(file)

basename_to_open = if file.include?('spec')
  basename.sub /_spec\.(coffee|rb)/, '.\1'
else
  basename.sub /\.(\w+)$/, '_spec.\1'
end

file_to_open = Dir['**/*'].find do |f|
  File.basename(f) == basename_to_open
end

if file_to_open
  system '/usr/local/bin/mine', file_to_open
else
  puts "#{file}: No test subjects found"
end