Module: Loader

Defined in:
lib/loader.rb,
lib/loader/meta.rb

Defined Under Namespace

Modules: AutoLoad, Helpers, ObjectExtension

Class Method Summary collapse

Class Method Details

.caller_file(skip = 0) ⇒ Object 



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# File 'lib/loader/meta.rb', line 5

def caller_file(skip=0)

  raise unless skip.class <= Integer
  skip += 1

  return nil if caller[skip].nil?
  caller_file = caller[skip].scan(/^(.*)(:\d+:\w+)/)[0][0]

  if caller_file[0] != File::Separator
    caller_file= File.expand_path caller_file
  end

  return caller_file

end

.caller_folder(skip = 0) ⇒ Object 



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# File 'lib/loader/meta.rb', line 21

def caller_folder skip= 0

  raise unless skip.class <= Integer
  caller_file_path= caller_file(skip+1)
  return nil if caller_file_path.nil?

  if !File.directory?(caller_file_path)
    caller_file_path= caller_file_path.split(File::Separator)
    caller_file_path.pop
    caller_file_path= caller_file_path.join(File::Separator)
  end

  return caller_file_path

end

.caller_root(*args) ⇒ Object Also known as: caller_root_folder

you can give optional file names that will be searched for



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# File 'lib/loader/meta.rb', line 40

def caller_root(*args)

  what_can_be_in_the_root= %w[
          gemfile Gemfile GemFile
          rakefile Rakefile RakeFile
          config.ru README.md LICENSE LICENSE.txt .gitignore ] + args.map{|e|e.to_s}

  folder_path= caller_folder(1).split(File::Separator)

  loop do

    Dir.glob(File.join(folder_path.join(File::Separator),"*")).map do |element|
      if !File.directory?(element)
        if what_can_be_in_the_root.include? element.split(File::Separator).last
          return folder_path.join(File::Separator)
        end
      else
        if %W[ .git .bundler ].include? element.split(File::Separator).last
          return folder_path.join(File::Separator)
        end
      end
    end

    if folder_path.count == 0
      return nil
    else
      folder_path.pop
    end

  end

end