Class: Roast::Workflow::CaseExecutor

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

Overview

Handles execution of case/when/else steps

Instance Method Summary collapse

Constructor Details

#initialize(workflow, context_path, state_manager, workflow_executor = nil) ⇒ CaseExecutor

Returns a new instance of CaseExecutor.



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# File 'lib/roast/workflow/case_executor.rb', line 7

def initialize(workflow, context_path, state_manager, workflow_executor = nil)
  @workflow = workflow
  @context_path = context_path
  @state_manager = state_manager
  @workflow_executor = workflow_executor
end

Instance Method Details

#execute_case(case_config) ⇒ Object

Raises:



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# File 'lib/roast/workflow/case_executor.rb', line 14

def execute_case(case_config)
  $stderr.puts "Executing case step: #{case_config.inspect}"

  # Extract case expression
  case_expr = case_config["case"]
  when_clauses = case_config["when"]
  case_config["else"]

  # Verify required parameters
  raise WorkflowExecutor::ConfigurationError, "Missing 'case' expression in case configuration" unless case_expr
  raise WorkflowExecutor::ConfigurationError, "Missing 'when' clauses in case configuration" unless when_clauses

  # Create and execute a CaseStep
  case_step = CaseStep.new(
    @workflow,
    config: case_config,
    name: "case_#{case_expr.to_s.gsub(/[^a-zA-Z0-9_]/, "_")[0..30]}",
    context_path: @context_path,
    workflow_executor: @workflow_executor,
  )

  result = case_step.call

  # Store the result in workflow output
  step_name = "case_#{case_expr.to_s.gsub(/[^a-zA-Z0-9_]/, "_")[0..30]}"
  @workflow.output[step_name] = result

  # Save state
  @state_manager.save_state(step_name, @workflow.output[step_name])

  result
end