0 | module Data.List.All 1 | 2 | import Data.List.Quantifiers 3 | 4 | %default total 5 | 6 | public export 7 | null : 8 | {0 ts : List a} -> 9 | All p ts -> 10 | Bool 11 | null [] = True 12 | null _ = False 13 | 14 |