dfpanic: runtime error: integer divide by zero

[drn]

~ Desktop ❯ l
  2018-Individual---TOD-Y98279838-Consolidated-Form-1099-and-Supplemental-Information.pdfpanic: runtime error: integer divide by zero

goroutine 1 [running]:
github.com/drn/nerd-ls/format.compactDisplay(0xc0000f2000, 0xa, 0xf, 0x58, 0xc0000e7e48)
        /Users/darrencheng/go/src/github.com/drn/nerd-ls/format/compact.go:54 +0x645
github.com/drn/nerd-ls/format.Compact(0xc0000f2000, 0xa, 0xf, 0xc0000e7e48)
        /Users/darrencheng/go/src/github.com/drn/nerd-ls/format/compact.go:17 +0x88
github.com/drn/nerd-ls/format.Display(0x115afc9, 0x1, 0xc0000e7e48)
        /Users/darrencheng/go/src/github.com/drn/nerd-ls/format/root.go:22 +0x190
main.main()
        /Users/darrencheng/go/src/github.com/drn/nerd-ls/main.go:39 +0x597