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lean4/tests/elab/more_jps.lean
Garmelon 08eb78a5b2 chore: switch to new test/bench suite (#12590)
This PR sets up the new integrated test/bench suite. It then migrates
all benchmarks and some related tests to the new suite. There's also
some documentation and some linting.

For now, a lot of the old tests are left alone so this PR doesn't become
even larger than it already is. Eventually, all tests should be migrated
to the new suite though so there isn't a confusing mix of two systems.
2026-02-25 13:51:53 +00:00

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@[specialize 3 4] def List.foldrNonTR (f : α β β) (init : β) : (l : List α) β
| [] => init
| a :: l => f a (foldrNonTR f init l)
@[always_inline, inline]
def List.forBreak_ {α : Type u} {m : Type w Type x} [Monad m] (xs : List α) (s : σ) (body : α OptionT (StateT σ (ExceptT ρ m)) PUnit) (kreturn : ρ m γ) (kbreak : σ m γ) : m γ :=
List.foldrNonTR
(fun a acc s => do
let e body a s
match e with
| .error r => kreturn r
| .ok (.some _, s) => acc s
| .ok (none, s) => kbreak s)
kbreak
xs
s
/--
trace: [Compiler.saveBase] size: 9
def _example : Nat :=
let x := 42;
let _x.1 := 1;
let _x.2 := 2;
let _x.3 := 3;
let _x.4 := @List.nil _;
let _x.5 := @List.cons _ _x.3 _x.4;
let _x.6 := @List.cons _ _x.2 _x.5;
let _x.7 := @List.cons _ _x.1 _x.6;
let _x.8 := List.foldrNonTR._at_._example.spec_0 _x.7 x;
return _x.8
[Compiler.saveBase] size: 25
def List.foldrNonTR._at_._example.spec_0 x.1 _y.2 : Nat :=
jp _jp.3 x : Nat :=
let _x.4 := 13;
let x := Nat.add x _x.4;
let x := Nat.add x _x.4;
let x := Nat.add x _x.4;
let x := Nat.add x _x.4;
let x := Nat.add x _x.4;
let x := Nat.add x _x.4;
let x := Nat.add x _x.4;
return x;
cases x.1 : Nat
| List.nil =>
goto _jp.3 _y.2
| List.cons head.5 tail.6 =>
let _x.7 := 0;
let _x.8 := instDecidableEqNat _y.2 _x.7;
cases _x.8 : Nat
| Decidable.isFalse x.9 =>
let _x.10 := 10;
let _x.11 := Nat.decLt _x.10 _y.2;
cases _x.11 : Nat
| Decidable.isFalse x.12 =>
let _x.13 := Nat.add _y.2 head.5;
let _x.14 := List.foldrNonTR._at_._example.spec_0 tail.6 _x.13;
return _x.14
| Decidable.isTrue x.15 =>
goto _jp.3 _y.2
| Decidable.isTrue x.16 =>
return _y.2
-/
#guard_msgs in
set_option trace.Compiler.saveBase true in
example := Id.run do
let x := 42;
List.forBreak_ (m:=Id) (ρ := Nat) [1, 2, 3] x (fun i => do
let x get
if x = 0 then throw (m := ExceptT Nat Id) x -- return
else if x > 10 then failure (f := OptionT _) -- break
else set (x + i) >>= fun _ => pure ()) -- continue
pure fun x => do
let x := x + 13;
let x := x + 13;
let x := x + 13;
let x := x + 13;
let x := x + 13;
let x := x + 13;
let x := x + 13;
return x