# frozen_string_literal: true module HTTPX class Options WINDOW_SIZE = 1 << 14 # 16K MAX_BODY_THRESHOLD_SIZE = (1 << 10) * 112 # 112K CONNECT_TIMEOUT = 60 OPERATION_TIMEOUT = 60 KEEP_ALIVE_TIMEOUT = 20 SETTINGS_TIMEOUT = 10 DEFAULT_OPTIONS = { :debug => ENV.key?("HTTPX_DEBUG") ? $stderr : nil, :debug_level => (ENV["HTTPX_DEBUG"] || 1).to_i, :ssl => {}, :http2_settings => { settings_enable_push: 0 }, :fallback_protocol => "http/1.1", :timeout => { connect_timeout: CONNECT_TIMEOUT, settings_timeout: SETTINGS_TIMEOUT, operation_timeout: OPERATION_TIMEOUT, keep_alive_timeout: KEEP_ALIVE_TIMEOUT, }, :headers => {}, :window_size => WINDOW_SIZE, :body_threshold_size => MAX_BODY_THRESHOLD_SIZE, :request_class => Class.new(Request), :response_class => Class.new(Response), :headers_class => Class.new(Headers), :request_body_class => Class.new(Request::Body), :response_body_class => Class.new(Response::Body), :connection_class => Class.new(Connection), :transport => nil, :transport_options => nil, :addresses => nil, :persistent => false, :resolver_class => (ENV["HTTPX_RESOLVER"] || :native).to_sym, :resolver_options => { cache: true }, }.freeze class << self def new(options = {}) # let enhanced options go through return options if self == Options && options.class > self return options if options.is_a?(self) super end def def_option(name, layout = nil, &interpreter) attr_reader name if layout class_eval(<<-OUT, __FILE__, __LINE__ + 1) def #{name}=(value) return if value.nil? value = begin #{layout} end @#{name} = value end OUT elsif interpreter define_method(:"#{name}=") do |value| return if value.nil? instance_variable_set(:"@#{name}", instance_exec(value, &interpreter)) end else attr_writer name end protected :"#{name}=" end end def initialize(options = {}) defaults = DEFAULT_OPTIONS.merge(options) defaults.each do |(k, v)| next if v.nil? begin __send__(:"#{k}=", v) rescue NoMethodError raise Error, "unknown option: #{k}" end end end def_option(:origin, <<-OUT) URI(value) OUT def_option(:headers, <<-OUT) if self.headers self.headers.merge(value) else Headers.new(value) end OUT def_option(:timeout, <<-OUT) timeouts = Hash[value] if timeouts.key?(:loop_timeout) warn ":loop_timeout is deprecated, use :operation_timeout instead" timeouts[:operation_timeout] = timeouts.delete(:loop_timeout) end timeouts OUT def_option(:max_concurrent_requests, <<-OUT) raise Error, ":max_concurrent_requests must be positive" unless value.positive? value OUT def_option(:max_requests, <<-OUT) raise Error, ":max_requests must be positive" unless value.positive? value OUT def_option(:window_size, <<-OUT) Integer(value) OUT def_option(:body_threshold_size, <<-OUT) Integer(value) OUT def_option(:transport, <<-OUT) transport = value.to_s raise Error, "\#{transport} is an unsupported transport type" unless IO.registry.key?(transport) transport OUT def_option(:addresses, <<-OUT) Array(value) OUT %w[ params form json body ssl http2_settings request_class response_class headers_class request_body_class response_body_class connection_class io fallback_protocol debug debug_level transport_options resolver_class resolver_options persistent ].each do |method_name| def_option(method_name) end REQUEST_IVARS = %i[@params @form @json @body].freeze def ==(other) ivars = instance_variables | other.instance_variables ivars.all? do |ivar| case ivar when :@headers headers = instance_variable_get(ivar) headers.same_headers?(other.instance_variable_get(ivar)) when *REQUEST_IVARS true else instance_variable_get(ivar) == other.instance_variable_get(ivar) end end end def merge(other) h2 = other.to_hash return self if h2.empty? h1 = to_hash return self if h1 == h2 merged = h1.merge(h2) do |k, v1, v2| case k when :headers, :ssl, :http2_settings, :timeout v1.merge(v2) else v2 end end self.class.new(merged) end def to_hash hash_pairs = instance_variables.map do |ivar| [ivar[1..-1].to_sym, instance_variable_get(ivar)] end Hash[hash_pairs] end def initialize_dup(other) self.headers = other.headers.dup self.ssl = other.ssl.dup self.request_class = other.request_class.dup self.response_class = other.response_class.dup self.headers_class = other.headers_class.dup self.request_body_class = other.request_body_class.dup self.response_body_class = other.response_body_class.dup self.connection_class = other.connection_class.dup end def freeze super headers.freeze ssl.freeze request_class.freeze response_class.freeze headers_class.freeze request_body_class.freeze response_body_class.freeze connection_class.freeze end end end