ligo/src/test/contracts/incr_decr.mligo

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type storage = int
(* variant defining pseudo multi-entrypoint actions *)
type action =
| Increment of int
| Decrement of int
let add (a : int) (b : int) : int = a + b
let subtract (a : int) (b : int) : int = a - b
(* real entrypoint that re-routes the flow based on the action provided *)
let%entry main (p : action) storage =
let storage =
match p with
| Increment n -> add s n
| Decrement n -> subtract s n
in ([] : operation list), storage