Fix stack overflow when terminal width is 0
Fix stack overflow when terminal width is 0

kaustavha/luvit,bsn069/luvit,luvit/luvit,bsn069/luvit,luvit/luvit,kaustavha/luvit,zhaozg/luvit,bsn069/luvit,kaustavha/luvit,zhaozg/luvit