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-- THIS FILE WAS AUTOMATICALLY GENERATED BY AENEAS
-- [external]: function definitions
import Base
import External.Types
import External.FunsExternal
open Primitives
namespace external
/- [external::swap]: forward function -/
def swap (T : Type) (x : T) (y : T) (st : State) : Result (State × Unit) :=
do
let (st0, _) ← core.mem.swap T x y st
let (st1, _) ← core.mem.swap_back0 T x y st st0
let (st2, _) ← core.mem.swap_back1 T x y st st1
Result.ret (st2, ())
/- [external::swap]: backward function 0 -/
def swap_back
(T : Type) (x : T) (y : T) (st : State) (st0 : State) :
Result (State × (T × T))
:=
do
let (st1, _) ← core.mem.swap T x y st
let (st2, x0) ← core.mem.swap_back0 T x y st st1
let (_, y0) ← core.mem.swap_back1 T x y st st2
Result.ret (st0, (x0, y0))
/- [external::test_new_non_zero_u32]: forward function -/
def test_new_non_zero_u32
(x : U32) (st : State) : Result (State × core.num.nonzero.NonZeroU32) :=
do
let (st0, o) ← core.num.nonzero.NonZeroU32.new x st
core.option.Option.unwrap core.num.nonzero.NonZeroU32 o st0
/- [external::test_vec]: forward function -/
def test_vec : Result Unit :=
do
let v := alloc.vec.Vec.new U32
let _ ← alloc.vec.Vec.push U32 v 0#u32
Result.ret ()
/- Unit test for [external::test_vec] -/
#assert (test_vec == .ret ())
/- [external::custom_swap]: forward function -/
def custom_swap
(T : Type) (x : T) (y : T) (st : State) : Result (State × T) :=
do
let (st0, _) ← core.mem.swap T x y st
let (st1, x0) ← core.mem.swap_back0 T x y st st0
let (st2, _) ← core.mem.swap_back1 T x y st st1
Result.ret (st2, x0)
/- [external::custom_swap]: backward function 0 -/
def custom_swap_back
(T : Type) (x : T) (y : T) (st : State) (ret0 : T) (st0 : State) :
Result (State × (T × T))
:=
do
let (st1, _) ← core.mem.swap T x y st
let (st2, _) ← core.mem.swap_back0 T x y st st1
let (_, y0) ← core.mem.swap_back1 T x y st st2
Result.ret (st0, (ret0, y0))
/- [external::test_custom_swap]: forward function -/
def test_custom_swap
(x : U32) (y : U32) (st : State) : Result (State × Unit) :=
do
let (st0, _) ← custom_swap U32 x y st
Result.ret (st0, ())
/- [external::test_custom_swap]: backward function 0 -/
def test_custom_swap_back
(x : U32) (y : U32) (st : State) (st0 : State) :
Result (State × (U32 × U32))
:=
custom_swap_back U32 x y st 1#u32 st0
/- [external::test_swap_non_zero]: forward function -/
def test_swap_non_zero (x : U32) (st : State) : Result (State × U32) :=
do
let (st0, _) ← swap U32 x 0#u32 st
let (st1, (x0, _)) ← swap_back U32 x 0#u32 st st0
if x0 = 0#u32
then Result.fail Error.panic
else Result.ret (st1, x0)
end external
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