RBS work and other things

temporalio/Rakefile

@@ -134,7 +134,7 @@ namespace :proto do
       desc = Google::Protobuf::DescriptorPool.generated_pool.lookup(qualified_service_name)
       raise 'Failed finding service descriptor' unless desc
 
-      # Open file to generate
+      # Open file to generate Ruby code
       File.open("lib/temporalio/client/connection/#{file_name}.rb", 'w') do |file|
         file.puts <<~TEXT
           # frozen_string_literal: true
@@ -189,6 +189,35 @@ namespace :proto do
           end
         TEXT
       end
+
+      # Open file to generate RBS code
+      # TODO(cretz): Improve this when RBS proto is supported
+      File.open("sig/temporalio/client/connection/#{file_name}.rbs", 'w') do |file|
+        file.puts <<~TEXT
+          # Generated code.  DO NOT EDIT!
+
+          module Temporalio
+            class Client
+              class Connection
+                class #{class_name} < Service
+                  def initialize: (Connection) -> void
+        TEXT
+
+        desc.each do |method|
+          # Camel case to snake case
+          rpc = method.name.gsub(/([A-Z])/, '_\1').downcase.delete_prefix('_')
+          file.puts <<-TEXT
+        def #{rpc}: (untyped request, ?rpc_retry: bool, ?rpc_metadata: Hash[String, String]?, ?rpc_timeout: Float?) -> untyped
+          TEXT
+        end
+
+        file.puts <<~TEXT
+                end
+              end
+            end
+          end
+        TEXT
+      end
     end
 
     require './lib/temporalio/api/workflowservice/v1/service'
@@ -293,5 +322,4 @@ Rake::Task[:build].enhance([:copy_parent_files]) do
   rm ['LICENSE', 'README.md']
 end
 
-# TODO(cretz): Add rbs:install_collection and :steep back when RBS is ready
-task default: %i[rubocop compile test]
+task default: ['rubocop', 'compile', 'rbs:install_collection', 'steep', 'test']

temporalio/Steepfile

@@ -12,7 +12,7 @@ target :lib do
   library 'uri'
 
   configure_code_diagnostics do |hash|
+    # TODO(cretz): Fix as more protos are generated
     hash[D::Ruby::UnknownConstant] = :information
-    hash[D::Ruby::NoMethod] = :information
   end
 end

temporalio/ext/src/client.rs

@@ -39,7 +39,7 @@ pub fn init(ruby: &Ruby) -> Result<(), Error> {
     class.define_singleton_method("async_new", function!(Client::async_new, 2))?;
     class.define_method("async_invoke_rpc", method!(Client::async_invoke_rpc, -1))?;
 
-    let inner_class = class.define_error("RpcFailure", ruby.get_inner(&ROOT_ERR))?;
+    let inner_class = class.define_error("RPCFailure", ruby.get_inner(&ROOT_ERR))?;
     inner_class.define_method("code", method!(RpcFailure::code, 0))?;
     inner_class.define_method("message", method!(RpcFailure::message, 0))?;
     inner_class.define_method("details", method!(RpcFailure::details, 0))?;
@@ -220,7 +220,7 @@ impl Client {
 
 #[derive(DataTypeFunctions, TypedData)]
 #[magnus(
-    class = "Temporalio::Internal::Bridge::Client::RpcFailure",
+    class = "Temporalio::Internal::Bridge::Client::RPCFailure",
     free_immediately
 )]
 pub struct RpcFailure {

temporalio/lib/temporalio/client.rb

@@ -16,15 +16,15 @@ module Temporalio
   # Client for accessing Temporal.
   #
   # Most users will use {connect} to connect a client. The {workflow_service} method provides access to a raw gRPC
-  # client. To create another client on the same connection, like for a different namespace, {dup_options} may be
-  # used to get the options as a struct which can then be altered and splatted as kwargs to the constructor (e.g.
+  # client. To create another client on the same connection, like for a different namespace, {options} may be used to
+  # get the options as a struct which can then be dup'd, altered, and splatted as kwargs to the constructor (e.g.
   # +Client.new(**my_options.to_h)+).
   #
   # Clients are thread-safe and are meant to be reused for the life of the application. They are built to work in both
   # synchronous and asynchronous contexts. Internally they use callbacks based on {::Queue} which means they are
   # Fiber-compatible.
   class Client
-    # Options as returned from {dup_options} for +**to_h+ splat use in {initialize}. See {initialize} for details.
+    # Options as returned from {options} for +**to_h+ splat use in {initialize}. See {initialize} for details.
     Options = Struct.new(
       :connection,
       :namespace,
@@ -58,7 +58,7 @@ class Client
     # @param identity [String] Identity for this client.
     # @param keep_alive [Connection::KeepAliveOptions] Keep-alive options for the client connection. Can be set to +nil+
     #   to disable.
-    # @param http_connect_proxy [Connection::HTTPConnectProxyOptions] Options for HTTP CONNECT proxy.
+    # @param http_connect_proxy [Connection::HTTPConnectProxyOptions, nil] Options for HTTP CONNECT proxy.
     # @param runtime [Runtime] Runtime for this client.
     # @param lazy_connect [Boolean] If true, the client will not connect until the first call is attempted or a worker
     #   is created with it. Lazy clients cannot be used for workers if they have not performed a connection.
@@ -103,8 +103,12 @@ def self.connect(
       )
     end
 
+    # @return [Options] Frozen options for this client which has the same attributes as {initialize}.
+    attr_reader :options
+
     # Create a client from an existing connection. Most users will prefer {connect} instead. Parameters here match
-    # {Options} returned from {dup_options} by intention so options can be altered and splatted to create a new client.
+    # {Options} returned from {options} by intention so options can be dup'd, altered, and splatted to create a new
+    # client.
     #
     # @param connection [Connection] Existing connection to create a client from.
     # @param namespace [String] Namespace to use for client calls.
@@ -132,7 +136,7 @@ def initialize(
         data_converter:,
         interceptors:,
         default_workflow_query_reject_condition:
-      )
+      ).freeze
       # Initialize interceptors
       @impl = interceptors.reverse_each.reduce(Implementation.new(self)) do |acc, int|
         int.intercept_client(acc)
@@ -164,12 +168,6 @@ def operator_service
       connection.operator_service
     end
 
-    # @return [Options] Shallow duplication of options for potential use in {initialize}. Note, this is shallow, so
-    #   attributes like {Options.interceptors} are not duplicated, but no mutations will apply.
-    def dup_options
-      @options.dup
-    end
-
     # Start a workflow and return its handle.
     #
     # @param workflow [Workflow, String] Name of the workflow

temporalio/lib/temporalio/client/connection.rb

@@ -13,7 +13,7 @@ class Client
     # Connection to Temporal server that is not namespace specific. Most users will use {Client.connect} instead of this
     # directly.
     class Connection
-      # Options as returned from {dup_options} for +**to_h+ splat use in {initialize}. See {initialize} for details.
+      # Options as returned from {options} for +**to_h+ splat use in {initialize}. See {initialize} for details.
       Options = Struct.new(
         :target_host,
         :api_key,
@@ -72,7 +72,8 @@ class Connection
         :max_retries,
         keyword_init: true
       ) do
-        def initialize(*, **kwargs)
+        def initialize(**kwargs)
+          # @type var kwargs: untyped
           kwargs[:initial_interval] = 0.1 unless kwargs.key?(:initial_interval)
           kwargs[:randomization_factor] = 0.2 unless kwargs.key?(:randomization_factor)
           kwargs[:multiplier] = 1.5 unless kwargs.key?(:multiplier)
@@ -95,7 +96,8 @@ def initialize(*, **kwargs)
         :timeout,
         keyword_init: true
       ) do
-        def initialize(*, **kwargs)
+        def initialize(**kwargs)
+          # @type var kwargs: untyped
           kwargs[:interval] = 30.0 unless kwargs.key?(:interval)
           kwargs[:timeout] = 15.0 unless kwargs.key?(:timeout)
           super
@@ -117,8 +119,8 @@ def initialize(*, **kwargs)
         keyword_init: true
       )
 
-      # @return [String] Client identity.
-      attr_reader :identity
+      # @return [Options] Frozen options for this client which has the same attributes as {initialize}.
+      attr_reader :options
 
       # @return [WorkflowService] Raw gRPC workflow service.
       attr_reader :workflow_service
@@ -130,7 +132,7 @@ def initialize(*, **kwargs)
       attr_reader :cloud_service
 
       # Connect to Temporal server. Most users will use {Client.connect} instead of this directly. Parameters here match
-      # {Options} returned from {dup_options} by intention so options can be altered and splatted to create a new
+      # {Options} returned from {options} by intention so options can be dup'd, altered, splatted to create a new
       # connection.
       #
       # @param target_host [String] +host:port+ for the Temporal server. For local development, this is often
@@ -146,7 +148,7 @@ def initialize(*, **kwargs)
       # @param identity [String] Identity for this client.
       # @param keep_alive [KeepAliveOptions] Keep-alive options for the client connection. Can be set to +nil+ to
       #   disable.
-      # @param http_connect_proxy [HTTPConnectProxyOptions] Options for HTTP CONNECT proxy.
+      # @param http_connect_proxy [HTTPConnectProxyOptions, nil] Options for HTTP CONNECT proxy.
       # @param runtime [Runtime] Runtime for this client.
       # @param lazy_connect [Boolean] If true, there is no connection until the first call is attempted or a worker
       #   is created with it. Clients from lazy connections cannot be used for workers if they have not performed a
@@ -176,7 +178,7 @@ def initialize(
           http_connect_proxy:,
           runtime:,
           lazy_connect:
-        )
+        ).freeze
         # Create core client now if not lazy
         _core_client unless lazy_connect
         # Create service instances
@@ -190,10 +192,9 @@ def target_host
         @options.target_host
       end
 
-      # @return [Options] Shallow duplication of options for potential use in {initialize}. Note, this is shallow, so
-      #   attributes like {Options.rpc_metadata} are not duplicated, but no mutations will apply.
-      def dup_options
-        @options.dup
+      # @return [String] Client identity.
+      def identity
+        @options.identity
       end
 
       # @return [Boolean] Whether this connection is connected. This is always `true` unless `lazy_connect` option was
@@ -237,10 +238,10 @@ def new_core_client
         if @options.tls
           options.tls = if @options.tls.is_a?(TLSOptions)
                           Internal::Bridge::Client::TLSOptions.new(
-                            client_cert: @options.tls.client_cert,
-                            client_private_key: @options.tls.client_private_key,
-                            server_root_ca_cert: @options.tls.server_root_ca_cert,
-                            domain: @options.tls.domain
+                            client_cert: @options.tls.client_cert, # steep:ignore
+                            client_private_key: @options.tls.client_private_key, # steep:ignore
+                            server_root_ca_cert: @options.tls.server_root_ca_cert, # steep:ignore
+                            domain: @options.tls.domain # steep:ignore
                           )
                         else
                           Internal::Bridge::Client::TLSOptions.new

temporalio/lib/temporalio/client/connection/service.rb

@@ -31,7 +31,7 @@ def invoke_rpc(rpc:, request_class:, response_class:, request:, rpc_retry:, rpc_
               rpc_metadata:,
               rpc_timeout:
             )
-          rescue Internal::Bridge::Client::RpcFailure => e
+          rescue Internal::Bridge::Client::RPCFailure => e
             raise Error::RPCError.new(e.message, code: e.code, raw_grpc_status: e.details)
           end
         end

temporalio/lib/temporalio/client/workflow_handle.rb

@@ -92,13 +92,13 @@ def result(
           when :EVENT_TYPE_WORKFLOW_EXECUTION_COMPLETED
             attrs = event.workflow_execution_completed_event_attributes
             hist_run_id = attrs.new_execution_run_id
-            next if follow_runs && !hist_run_id.empty?
+            next if follow_runs && hist_run_id && !hist_run_id.empty?
 
             return @client.data_converter.from_payloads(attrs.result).first
           when :EVENT_TYPE_WORKFLOW_EXECUTION_FAILED
             attrs = event.workflow_execution_failed_event_attributes
             hist_run_id = attrs.new_execution_run_id
-            next if follow_runs && !hist_run_id.empty?
+            next if follow_runs && hist_run_id && !hist_run_id.empty?
 
             raise Error::WorkflowFailureError.new(cause: @client.data_converter.from_failure(attrs.failure))
           when :EVENT_TYPE_WORKFLOW_EXECUTION_CANCELED
@@ -120,7 +120,7 @@ def result(
           when :EVENT_TYPE_WORKFLOW_EXECUTION_TIMED_OUT
             attrs = event.workflow_execution_timed_out_event_attributes
             hist_run_id = attrs.new_execution_run_id
-            next if follow_runs && !hist_run_id.empty?
+            next if follow_runs && hist_run_id && !hist_run_id.empty?
 
             raise Error::WorkflowFailureError.new(
               cause: Error::TimeoutError.new(
@@ -131,7 +131,7 @@ def result(
           when :EVENT_TYPE_WORKFLOW_EXECUTION_CONTINUED_AS_NEW
             attrs = event.workflow_execution_continued_as_new_event_attributes
             hist_run_id = attrs.new_execution_run_id
-            next if follow_runs && !hist_run_id.empty?
+            next if follow_runs && hist_run_id && !hist_run_id.empty?
 
             # TODO: Use more specific error and decode failure
             raise Error::WorkflowContinuedAsNewError.new(new_run_id: attrs.new_execution_run_id)
@@ -182,8 +182,8 @@ def fetch_history_events_for_run(
         wait_new_event:,
         event_filter_type:,
         skip_archival:,
-        rpc_metadata: nil,
-        rpc_timeout: nil
+        rpc_metadata:,
+        rpc_timeout:
       )
         Enumerator.new do |yielder|
           input = Interceptor::FetchWorkflowHistoryEventPageInput.new(

temporalio/lib/temporalio/converters/failure_converter.rb

@@ -19,20 +19,22 @@ def initialize(encode_common_attributes: false)
 
       # Convert a Ruby error to a Temporal failure.
       #
-      # @param _error [Exception] Ruby error.
-      # @param _payload_converter [PayloadConverter] Payload converter.
+      # @param error [Exception] Ruby error.
+      # @param payload_converter [PayloadConverter] Payload converter.
       # @return [Api::Failure::V1::Failure] Converted failure.
-      def to_failure(_error, _payload_converter)
-        raise 'TODO'
+      def to_failure(error, payload_converter)
+        # TODO
+        raise NotImplementedError
       end
 
       # Convert a Temporal failure to a Ruby error.
       #
-      # @param _failure [Api::Failure::V1::Failure] Failure.
-      # @param _payload_converter [PayloadConverter] Payload converter.
+      # @param failure [Api::Failure::V1::Failure] Failure.
+      # @param payload_converter [PayloadConverter] Payload converter.
       # @return [Exception] Converted Ruby error.
-      def from_failure(_failure, _payload_converter)
-        raise 'TODO'
+      def from_failure(failure, payload_converter)
+        # TODO
+        raise NotImplementedError
       end
     end
   end

temporalio/lib/temporalio/converters/payload_codec.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+module Temporalio
+  module Converters
+    class PayloadCodec # rubocop:disable Lint/EmptyClass
+      # TODO
+    end
+  end
+end

temporalio/lib/temporalio/converters/payload_converter.rb

@@ -11,7 +11,7 @@ module Temporalio
   module Converters
     # Base class for converting Ruby values to/from Temporal payloads.
     class PayloadConverter
-      # @return [FailureConverter] Default payload converter.
+      # @return [PayloadConverter] Default payload converter.
       def self.default
         @default ||= new_with_defaults
       end
@@ -20,6 +20,7 @@ def self.default
       #
       # @param json_parse_options [Hash] Options for {::JSON.parse}.
       # @param json_generate_options [Hash] Options for {::JSON.generate}.
+      # @return [PayloadConverter] Created payload converter.
       def self.new_with_defaults(json_parse_options: { create_additions: true }, json_generate_options: {})
         Ractor.make_shareable(
           PayloadConverter::Composite.new(

temporalio/lib/temporalio/converters/payload_converter/binary_protobuf.rb

@@ -20,6 +20,7 @@ def encoding
         def to_payload(value)
           return nil unless value.is_a?(Google::Protobuf::MessageExts)
 
+          # @type var value: Google::Protobuf::MessageExts
           Api::Common::V1::Payload.new(
             metadata: { 'encoding' => ENCODING, 'messageType' => value.class.descriptor.name },
             data: value.to_proto
@@ -29,6 +30,7 @@ def to_payload(value)
         # (see Encoding.from_payload)
         def from_payload(payload)
           type = payload.metadata['messageType']
+          # @type var desc: untyped
           desc = Google::Protobuf::DescriptorPool.generated_pool.lookup(type)
           raise "No protobuf message found in global pool for message type #{type}" unless desc
 

temporalio/lib/temporalio/converters/payload_converter/composite.rb

@@ -13,7 +13,7 @@ class Composite < PayloadConverter
         class ConverterNotFound < Error; end
         class EncodingNotSet < Error; end
 
-        # @return [Array<Encoding>] Encoding converters processed in order.
+        # @return [Hash<String, Encoding>] Encoding converters processed in order.
         attr_reader :converters
 
         # Create a payload converter with the given encoding converters processed in order.

temporalio/lib/temporalio/converters/payload_converter/json_protobuf.rb

@@ -29,6 +29,7 @@ def to_payload(value)
         # (see Encoding.from_payload)
         def from_payload(payload)
           type = payload.metadata['messageType']
+          # @type var desc: untyped
           desc = Google::Protobuf::DescriptorPool.generated_pool.lookup(type)
           raise "No protobuf message found in global pool for message type #{type}" unless desc
 

temporalio/lib/temporalio/internal/bridge/runtime.rb

@@ -47,7 +47,7 @@ class Runtime
         )
 
         # @!visibility private
-        PrometheusOptions = Struct.new(
+        PrometheusMetricsOptions = Struct.new(
           :bind_address,
           :counters_total_suffix,
           :unit_suffix,