class EtcHosts

def comment?
  parse_options = { comment_char: '#', standalone_comments: false }
  ->(data) { parse_comment_line(data, parse_options).first.empty? }
end

def default_hosts_file_path
  inspec.os.windows? ? DEFAULT_WINDOWS_PATH : DEFAULT_UNIX_PATH
end

def format_data
  ->(data) { %w{ip_address primary_name all_host_names}.zip(data).to_h }
end

def initialize(hosts_path = nil)
  content = read_file_content(hosts_path || default_hosts_file_path)
  @params = parse_conf(content.lines)
end

def parse_conf(lines)
  lines.reject(&:empty?).reject(&comment?).map(&parse_data).map(&format_data)
end

def parse_data
  ->(data) { [data.split[0], data.split[1], data.split[1..-1]] }
end