# frozen_string_literal: true module ConvenientService module Examples module Standard class Gemfile module Services class AssertFileExists include ConvenientService::Standard::Config attr_reader :path def initialize(path:) @path = path end def result return failure(path: "Path is `nil`") if path.nil? return failure(path: "Path is empty") if path.empty? return error("File with path `#{path}` does NOT exist") unless ::File.exist?(path) success end end end end end end end