module TouchP

# File lib/touch_p.rb, line 4
def self.exe
  return if !is_valid?(ARGV)
  touch_p(ARGV)
end

# File lib/touch_p.rb, line 9
def self.touch_p(argv)
  argv.each do |file_path|
    if file_path.include?("/")
      dir = extract_dir(file_path)
      begin
        FileUtils.mkdir_p(dir)
      rescue Errno::EEXIST
      end
    end
  end

  begin
    FileUtils.touch(argv)
  rescue => exception
    puts exception
  end
end

# File lib/touch_p.rb, line 35
def self.extract_dir(file_path)
  return file_path if file_path[-1] == "/"
  return file_path.split("/").slice(0..-2).join("/")
end

# File lib/touch_p.rb, line 28
def self.is_valid?(argv)
  return puts("Usage: touch_p FILE...") if argv[0] == "--help"
  return puts("touch_p: '#{TouchP::VERSION}'") if argv[0] == "--version"
  return puts("Try 'touch_p --help' for more information.") if argv.length == 0 || argv[0][0] == "-"
  return true
end