Class: Roast::Workflow::ParallelExecutor

Inherits:
Object
  • Object
show all
Defined in:
lib/roast/workflow/parallel_executor.rb

Overview

Executes workflow steps in parallel using threads

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(executor) ⇒ ParallelExecutor

Returns a new instance of ParallelExecutor.



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# File 'lib/roast/workflow/parallel_executor.rb', line 13

def initialize(executor)
  @executor = executor
end

Class Method Details

.execute(steps, executor) ⇒ Object 



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# File 'lib/roast/workflow/parallel_executor.rb', line 8

def execute(steps, executor)
  new(executor).execute(steps)
end

Instance Method Details

#execute(steps) ⇒ Object 



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# File 'lib/roast/workflow/parallel_executor.rb', line 17

def execute(steps)
  threads = steps.map do |sub_step|
    Thread.new do
      # Each thread needs its own isolated execution context
      Thread.current[:step] = sub_step
      Thread.current[:result] = nil
      Thread.current[:error] = nil

      begin
        # Execute the single step in this thread
        @executor.execute_steps([sub_step])
        Thread.current[:result] = :success
      rescue => e
        Thread.current[:error] = e
      end
    end
  end

  # Wait for all threads to complete
  threads.each(&:join)

  # Check for errors in any thread
  threads.each_with_index do |thread, _index|
    if thread[:error]
      raise thread[:error]
    end
  end

  :success
end