class RuboCop::Cop::RSpec::EmptyHook

after(:all) { cleanup_feed }
end
create_feed
before(:all) do
end
cleanup_users
after do
before { create_users }
# good
after(:all) { }
end
before(:all) do
after do; end
before {}
# bad
@example
Checks for empty before and after hooks.

def autocorrect(node) 

def autocorrect(node)
  lambda do |corrector|
    block = node.parent
    range = range_with_surrounding_space(range: block.loc.expression)
    corrector.remove(range)
  end
end

def on_block(node) 

def on_block(node)
  empty_hook?(node) do |hook|
    add_offense(hook)
  end
end