parenIf pn [p_typ' true t1, space 1, string "->", space 1, p_typ' true t2]
| TAction (p, r1, r2) =>
parenIf pn [p_predBoxed p, space 1, p_record r1, space 1,
- string "->", space 1, p_record r2]
+ string "=>", space 1, p_record r2]
+ | TNested (p1, p2) =>
+ parenIf pn [p_pred' false p1, space 1, string "=>", space 1, p_pred' false p2]
| TError => string "<error>"
| TUnif (_, ref (SOME t)) => p_typ' pn t
| EVar x => string x
| EApp (e1, e2) => dBox [string "(", p_exp e1, break {nsp = 1, offset = 0}, p_exp e2, string ")"]
+ | ESkip => string "_"
| ESet (x, e) => dBox [string x, space 1, string "=", space 1, p_exp e]
| EGet (x1, x2, e) => dBox [dBox [string x1, space 1, string "<-",
space 1, string x2, string ";", space 1],
string "in", space 1,
p_exp e2, space 1,
string "end"]
- | ELocal _ => raise Fail "Unexpected ELocal form"
+ | ELocal e => dBox [string "local(", space 1, p_exp e, string ")"]
+ | EWith (e1, (ESkip, _)) => dBox [p_exp e1, space 1, string "with", space 1, string "end"]
+ | EWith (e1, e2) => dBox [p_exp e1, space 1, string "with", p_exp e2, space 1, string "end"]
fun printd d =
let