class RuboCop::Cop::Layout::BlockAlignment

def start_for_block_node(block_node)
  # Which node should we align the 'end' with?
  result = block_end_align_target(block_node)
  # In offense message, we want to show the assignment LHS rather than
  # the entire assignment
  result, = *result while result.op_asgn_type? || result.masgn_type?
  result
end