module Mkdirs

# File lib/mkdirs.rb, line 16
def self.apply(yml, root_dir, verbose = true)
  specs = load(yml)
  specs.each do |spec|
    path = File.join(root_dir, spec.path)
    dir = File.dirname(path)
    unless File.exists?(dir)
      puts "mkdir -p #{dir}".colorize(:green) if verbose
      mkdir_p(dir)
    end
    if spec.cmd
      if not File.exists?(path)
        Dir.chdir(dir) do
          puts spec.cmd.colorize(:green) if verbose
          system(spec.cmd)
          exit($?.exitstatus) if $?.exitstatus != 0
        end
      end
    else
      puts "mkdir -p #{path}".colorize(:green) if verbose
      mkdir_p(path)
    end
  end
end

# File lib/mkdirs.rb, line 12
def self.apply_filename(filename, root_dir)
  apply(File.read(filename), root_dir)
end

# File lib/mkdirs.rb, line 40
def self.load(yml)
  dirs = YAML.load(yml)
  flatten(dirs)
end

# File lib/mkdirs.rb, line 53
def self.flatten(o, path = "")
  return Spec.new(path, o) unless o.kind_of?(Hash)
  o.map do |segment, value|
    flatten(value, File.join(path, segment))
  end.flatten
end