Reduce complexity in IndentationWidth
Reduce complexity in IndentationWidth

Split `check_members` into smaller methods.

jmks/rubocop,backus/rubocop,akihiro17/rubocop,deivid-rodriguez/rubocop,mclark/rubocop,legendetm/rubocop,savef/rubocop,rrosenblum/rubocop,vergenzt/rubocop,b-t-g/rubocop,NobodysNightmare/rubocop,tejasbubane/rubocop,akihiro17/rubocop,backus/rubocop,bquorning/rubocop,panthomakos/rubocop,alexcstark/rubocop,bquorning/rubocop,panthomakos/rubocop,rtlechow/rubocop,bankair/rubocop,rrosenblum/rubocop,tdeo/rubocop,deivid-rodriguez/rubocop,legendetm/rubocop,dreyks/rubocop,sinsoku/rubocop,tdeo/rubocop,tejasbubane/rubocop,tdeo/rubocop,smakagon/rubocop,Drenmi/rubocop,Drenmi/rubocop,rtlechow/rubocop,jmks/rubocop,urbanautomaton/rubocop,rrosenblum/rubocop,petehamilton/rubocop,haziqhafizuddin/rubocop,palkan/rubocop,alexcstark/rubocop,sue445/rubocop,jmks/rubocop,petehamilton/rubocop,mikegee/rubocop,palkan/rubocop,deivid-rodriguez/rubocop,akihiro17/rubocop,scottmatthewman/rubocop,alexdowad/rubocop,jfelchner/rubocop,bankair/rubocop,dreyks/rubocop,lucasuyezu/rubocop,palkan/rubocop,mikegee/rubocop,vergenzt/rubocop,iGEL/rubocop,sue445/rubocop,bbatsov/rubocop,maxjacobson/rubocop,urbanautomaton/rubocop,vergenzt/rubocop,smakagon/rubocop,scottmatthewman/rubocop,savef/rubocop,melch/rubocop,pocke/rubocop,mikegee/rubocop,alexdowad/rubocop,meganemura/rubocop,mclark/rubocop,maxjacobson/rubocop,panthomakos/rubocop,lumeet/rubocop,petehamilton/rubocop,hanumakanthvvn/rubocop,meganemura/rubocop,sinsoku/rubocop,hanumakanthvvn/rubocop,tejasbubane/rubocop,maxjacobson/rubocop,bbatsov/rubocop,ilansh/rubocop,jfelchner/rubocop,sue445/rubocop,jfelchner/rubocop,pocke/rubocop,lumeet/rubocop,melch/rubocop,b-t-g/rubocop,meganemura/rubocop,ilansh/rubocop,iGEL/rubocop,NobodysNightmare/rubocop,haziqhafizuddin/rubocop,lucasuyezu/rubocop,bquorning/rubocop