class Dependabot::PullRequestCreator

def branch_namer
  @branch_namer ||= T.let(
    BranchNamer.new(
      dependencies: dependencies,
      files: files,
      target_branch: source.branch,
      dependency_group: dependency_group,
      separator: branch_name_separator,
      prefix: branch_name_prefix,
      max_length: branch_name_max_length,
      includes_security_fixes: includes_security_fixes?
    ),
    T.nilable(Dependabot::PullRequestCreator::BranchNamer)
  )
end