class BundlerExt

# File lib/bundler_ext/bundler_ext.rb, line 62
def self.output
  ENV['BUNDLER_STDERR'] || $stderr
end

# File lib/bundler_ext/bundler_ext.rb, line 7
def self.parse_from_gemfile(gemfile,*groups)
  ENV['BUNDLE_GEMFILE'] = gemfile
  extra_groups = ENV['BUNDLER_EXT_GROUPS']
  extra_groups.split(%r\s/).each {|g| groups << g.to_sym} if extra_groups
  all_groups = false
  all_groups = true if groups.size == 1 and groups.include?(:all) and not extra_groups
  groups.map! { |g| g.to_sym }
  g = Bundler::Dsl.evaluate(gemfile,'foo',true)
  list = []
  g.dependencies.each do |dep|
    if ((groups & dep.groups).any? || all_groups) && dep.current_platform?
      Array(dep.autorequire || dep.name).each do |file|
        list << file
      end
    end
  end
  list
end

# File lib/bundler_ext/bundler_ext.rb, line 26
def self.strict_error(msg)
  if ENV['BUNDLER_EXT_NOSTRICT']
    puts msg
  else
    raise msg
  end
end

# File lib/bundler_ext/bundler_ext.rb, line 34
def self.system_require(gemfile,*groups)
  BundlerExt.parse_from_gemfile(gemfile,*groups).each do |dep|
    #This part ripped wholesale from lib/bundler/runtime.rb (github/master)
    begin
      #puts "Attempting to require #{dep}"
      require dep
    rescue LoadError => e
      #puts "Caught error: #{e.message}"
      if dep.include?('-')
        begin
          if dep.respond_to? :name
            namespaced_file = dep.name.gsub('-', '/')
          else
            # try to load unresolved deps
            namespaced_file = dep.gsub('-', '/')
          end
          #puts "Munged the name, now trying to require as #{namespaced_file}"
          require namespaced_file
        rescue LoadError => e2
          strict_error "Gem loading error: #{e2.message}"
        end
      else
        strict_error "Gem loading error: #{e.message}"
      end
    end
  end
end