Remove workflow_executor default and other minor change

Author: cretz

activity_simple/worker.rb

@@ -23,8 +23,7 @@
   client:,
   task_queue: 'activity-simple-sample',
   activities: [select_from_db_activity, ActivitySimple::MyActivities::AppendSuffix],
-  workflows: [ActivitySimple::MyWorkflow],
-  workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+  workflows: [ActivitySimple::MyWorkflow]
 )
 
 # Run the worker until SIGINT

activity_worker/activity_worker.rb

@@ -14,8 +14,7 @@
   # By providing the class to the activity, it will be instantiated for every
   # attempt. If we provide an instance (e.g. SayHelloActivity.new), the same
   # instance is reused.
-  activities: [ActivityWorker::SayHelloActivity],
-  workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+  activities: [ActivityWorker::SayHelloActivity]
 )
 
 # Run the worker until SIGINT

context_propagation/worker.rb

@@ -21,8 +21,7 @@
   client:,
   task_queue: 'context-propagation-sample',
   activities: [ContextPropagation::SayHelloActivity],
-  workflows: [ContextPropagation::SayHelloWorkflow],
-  workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+  workflows: [ContextPropagation::SayHelloWorkflow]
 )
 
 # Run the worker until SIGINT

message_passing_simple/greeting_workflow.rb

@@ -65,7 +65,7 @@ def validate_set_language(new_language)
 
     workflow_update
     def apply_language_with_lookup(new_language)
-      # This update handler is async, so it can execute an activity.
+      # Call an activity if it's not there.
       unless @greetings.include?(new_language.to_sym)
         # We use a mutex so that, if this handler is executed multiple times, each execution can schedule the activity
         # only when the previously scheduled activity has completed. This ensures that multiple calls to

message_passing_simple/worker.rb

@@ -14,8 +14,7 @@
   client:,
   task_queue: 'message-passing-simple-sample',
   activities: [MessagePassingSimple::CallGreetingService],
-  workflows: [MessagePassingSimple::GreetingWorkflow],
-  workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+  workflows: [MessagePassingSimple::GreetingWorkflow]
 )
 
 # Run the worker until SIGINT

test/activity_simple/my_workflow_test.rb

@@ -25,8 +25,7 @@ def test_workflow
           client: env.client,
           task_queue: "tq-#{SecureRandom.uuid}",
           activities: [MockSelectFromDatabase, MyActivities::AppendSuffix],
-          workflows: [MyWorkflow],
-          workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+          workflows: [MyWorkflow]
         )
         worker.run do
           # Run workflow

test/context_propagation/say_hello_workflow_test.rb

@@ -22,8 +22,7 @@ def test_workflow
           client:,
           task_queue: "tq-#{SecureRandom.uuid}",
           activities: [SayHelloActivity],
-          workflows: [SayHelloWorkflow],
-          workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+          workflows: [SayHelloWorkflow]
         )
         worker.run do
           # Start workflow with thread local, send signal, confirm result

test/message_passing_simple/greeting_workflow_test.rb

@@ -15,8 +15,7 @@ def with_worker_running
           client: env.client,
           task_queue: "tq-#{SecureRandom.uuid}",
           activities: [CallGreetingService],
-          workflows: [GreetingWorkflow],
-          workflow_executor: Temporalio::Worker::WorkflowExecutor::ThreadPool.default
+          workflows: [GreetingWorkflow]
         )
         worker.run { yield env.client, worker }
       end