class Jeweler::Commands::CheckDependencies

def run
  missing_dependencies = dependencies.select do |dependency|
    begin
      Gem.activate dependency.name, *dependency.requirement.as_list
      false
    rescue LoadError => e
      true
    end
  end
  if missing_dependencies.empty?
    puts "#{type || 'All'} dependencies seem to be installed."
  else
    puts "Missing some dependencies. Install them with the following commands:"
    missing_dependencies.each do |dependency|
      puts %Q{\tgem install #{dependency.name} --version "#{dependency.requirement.to_s}"}
    end
    abort "Run the specified gem commands before trying to run this again: #{$0} #{ARGV.join(' ')}"
  end
end