class RuboCop::Cop::Commissioner

def investigate(processed_source)
  reset_errors
  remove_irrelevant_cops(processed_source.buffer.name)
  reset_callbacks
  prepare(processed_source)
  invoke_custom_processing(@cops, processed_source)
  invoke_custom_processing(@forces, processed_source)
  walk(processed_source.ast) if processed_source.ast
  @cops.flat_map(&:offenses)
end