ligo/src/test/contracts/loop.ligo
2019-10-29 11:57:15 +01:00

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// Test while loops in PascaLIGO
function counter (var n : nat) : nat is block {
var i : nat := 0n ;
while (i < n) block {
i := i + 1n ;
}
} with i
function while_sum (var n : nat) : nat is block {
var i : nat := 0n ;
var r : nat := 0n ;
while (i < n) block {
i := i + 1n ;
r := r + i ;
}
} with r
function for_sum (var n : nat) : int is block {
var acc : int := 0 ;
for i := 1 to int(n)
begin
acc := acc + i ;
end
} with acc
function for_collection_list (var nee : unit) : (int * string) is block {
var acc : int := 0 ;
var st : string := "to" ;
var mylist : list(int) := list 1 ; 1 ; 1 end ;
for x : int in list mylist
begin
acc := acc + x ;
st := st^"to" ;
end
} with (acc, st)
function for_collection_set (var nee : unit) : (int * string) is block {
var acc : int := 0 ;
var st : string := "to" ;
var myset : set(int) := set 1 ; 2 ; 3 end ;
for x : int in set myset
begin
acc := acc + x ;
st := st^"to" ;
end
} with (acc, st)
function for_collection_if_and_local_var (var nee : unit) : int is block {
var acc : int := 0 ;
const theone : int = 1 ;
var myset : set(int) := set 1 ; 2 ; 3 end ;
for x : int in set myset
begin
const thetwo : int = 2 ;
if (x=theone) then
acc := acc + x ;
else if (x=thetwo) then
acc := acc + thetwo ;
else
acc := acc + 10 ;
end
} with acc
function for_collection_rhs_capture (var nee : unit) : int is block {
var acc : int := 0 ;
const mybigint : int = 1000 ;
var myset : set(int) := set 1 ; 2 ; 3 end ;
for x : int in set myset
begin
if (x=1) then
acc := acc + mybigint ;
else
acc := acc + 10 ;
end
} with acc
function for_collection_proc_call (var nee : unit) : int is block {
var acc : int := 0 ;
var myset : set(int) := set 1 ; 2 ; 3 end ;
for x : int in set myset
begin
if (x=1) then
acc := acc + for_collection_rhs_capture(unit) ;
else
acc := acc + 10 ;
end
} with acc
function for_collection_comp_with_acc (var nee : unit) : int is block {
var myint : int := 0 ;
var mylist : list(int) := list 1 ; 10 ; 15 end;
for x : int in list mylist
begin
if (x < myint) then skip ;
else myint := myint + 10 ;
end
} with myint
function for_collection_with_patches (var nee : unit) : map(string,int) is block {
var myint : int := 12 ;
var mylist : list(string) := list "I" ; "am" ; "foo" end;
var mymap : map(string,int) := map end;
for x : string in list mylist
begin
patch mymap with map [ x -> myint ];
end
} with mymap
function for_collection_empty (var nee : unit) : int is block {
var acc : int := 0 ;
var myset : set(int) := set 1 ; 2 ; 3 end ;
for x : int in set myset
begin
skip ;
end
} with acc
// function for_collection_map (var nee : unit) : (int * string) is block {
// var acc : int := 0 ;
// var st : string := "" ;
// var mymap : map(string,int) := map "one" -> 1 ; "two" -> 2 ; "three" -> 3 end ;
// for k -> v : (string * int) in map mymap
// begin
// acc := acc + v ;
// st := k^st ;
// end
// } with (acc, st)
function dummy (const n : nat) : nat is block {
while (False) block { skip }
} with n