module FindFiles

def find_files(path, opts = {})
  find_files_or_warn(path, opts) || []
end

def find_files_or_warn(path, opts = {})
  depth = opts[:depth]
  type = TYPES[opts[:type].to_sym] if opts[:type]
  # If `path` contains a `'` we must modify how we quote the `sh -c` argument
  quote = path.include?("'") ? '"' : "'"
  cmd = "sh -c #{quote}find #{path}"
  cmd += " -type #{type}" unless type.nil?
  cmd += " -maxdepth #{depth.to_i}" if depth.to_i > 0
  cmd += quote
  result = inspec.command(cmd)
  exit_status = result.exit_status
  unless exit_status == 0
    warn "find_files(): exit #{exit_status} from `#{cmd}`"
    return nil
  end
  result.stdout.split("\n")
    .map(&:strip)
    .find_all { |x| !x.empty? }
end