Use enum in switch statement.
Use enum in switch statement.

SanChain/Spring,suaing49/Spring,hanangellove/Spring,sygool/Spring-1,xuanyi0627/Spring,BlessNeo/Spring,jackeychens/Spring,plainspace/Spring,hanangellove/Spring,Michaelyb520/Spring,ramoslin02/Spring,machelix/Spring,Michaelyb520/Spring,leold198975/Spring,ShyHornet/Spring,qingpengchen2011/Spring,sunfei/Spring,sujeking/Spring,ramoslin02/Spring,msdgwzhy6/Spring,chrisearl/Spring,suaing49/Spring,nitxc/Spring,fullstackclub/Spring,j364960953/Spring,leold198975/Spring,rishabhtayal/Spring,noprom/Spring,mangues/Spring,Michaelyb520/Spring,ernestopino/Spring,qingpengchen2011/Spring,naohta/Spring,pengleelove/Spring,LawrenceHan/Spring,mangues/Spring,KBvsMJ/Spring,dhlsnow/Spring,ShyHornet/Spring,pengleelove/Spring,Anish-kumar-dev/Spring,jackeychens/Spring,MengTo/Spring,machelix/Spring,msdgwzhy6/Spring,LawrenceHan/Spring,BlessNeo/Spring,j364960953/Spring,wealrain/Spring,JusticeBao/Spring,naohta/Spring,iosyoujian/Spring,sygool/Spring-1,leasual/Spring,SanChain/Spring,msdgwzhy6/Spring,suaing49/Spring,xuanyi0627/Spring,SanChain/Spring,nanthi1990/Spring,ramoslin02/Spring,stunjiturner/Spring,MengTo/Spring,machelix/Spring,JeeLiu/Spring,ernestopino/Spring,sujeking/Spring,iDurian/Spring,fullstackclub/Spring,nitxc/Spring,pflnh/Spring,plainspace/Spring,noprom/Spring,hanangellove/Spring,JeeLiu/Spring,iDurian/Spring,yuByte/Spring,j364960953/Spring,JusticeBao/Spring,existmaster/Spring,sunfei/Spring,pengleelove/Spring,Anish-kumar-dev/Spring,existmaster/Spring,sygool/Spring-1,naohta/Spring,fullstackclub/Spring,rishabhtayal/Spring,noprom/Spring,plainspace/Spring,HuylensHu/Spring,sunfei/Spring,wealrain/Spring,HuylensHu/Spring,dhlsnow/Spring,leasual/Spring,LawrenceHan/Spring,JeeLiu/Spring,mangues/Spring,chrisearl/Spring,stunjiturner/Spring,existmaster/Spring,leasual/Spring,yuByte/Spring,nanthi1990/Spring,qingpengchen2011/Spring,iosyoujian/Spring,nanthi1990/Spring,jackeychens/Spring,iosyoujian/Spring,nitxc/Spring,rishabhtayal/Spring,yuByte/Spring,pflnh/Spring,BlessNeo/Spring,Anish-kumar-dev/Spring,wealrain/Spring,iDurian/Spring,HuylensHu/Spring,KBvsMJ/Spring