## valgrind test code
@[ -n "$$SKIP_COVERAGE_CHECK" ] || awk '/NOTEST/ { next } /^ *[1-9]/ {ran+=1} /^ *###/ {skip+=1} \
END {printf "coverage: %6.2f%%\n", ran * 100 / (ran + skip); \
- if (ran < (ran + skip) *0.972) exit(1) }' \
+ if (ran < (ran + skip) *0.99) exit(1) }' \
coverage/oceani.mdc.gcov
coverage_oceani: oceani.c
###### test: valvar
- func main(argv:[argc::]string)
+ func main(argv:[]string)
a := 23; b:=12 ; b1 := -b
print a, b, a+b, a-b, a*b, a/b, a%b
print a<b, a<=b, a>b, a>=b, a<a, a==b, a==a
print "z??False", z??False, "w??False", w??False
if ?w:
print "Weird?"
+ print $"-34.56", $"not-a-number"
+ print $"4i"
+ if True { pass; pass }
###### output: valvar
w??z True
z??w True
z??False True w??False False
+ -34.56 0
+ Unsupported suffix: 4i
+ 4
Next we change the value of variables
print
for i:=0; then i=i+1; while i < 5:
- switch i:
- case 0: num:="zero"
- case 1: num:="one"
- case 2: num:="two"
- case 3: num:="three"
- else num:="many"
+ switch { use i }
+ case 0: num:="zero" ;
+ case 1: num:="one" ;
+ case 2 { num:="two" } case 3 { num:="three" }
+ else num:="many"
// re-declare a CondScope variable
num := i*i
print num,", ",
if 355/113 == pi or else +(pi - 355/113) < 0.001:
print "Close enough"
print "lower" if 355/113 < pi else "higher"
+ print "higher" if 355/113 > pi else "lower"
if pi > 3 then print "pi exceeds three"; else print "need more pie"
if (pi < 3) { print "not enough pi" } else { print "pi sufficient" }
I won't calculate 20 / 9
Close enough
higher
+ higher
pi exceeds three
pi sufficient
sum 1..10 is 55
###### test: sayhello
- func main(av:[ac::number]string)
+ func main(av:[]string)
A := $av[1]; B := $av[2]
astr := av[3]
- bbool := av[ac-1] == "True"
+ l := av[]
+ bbool := av[l-1] == "True"
print "Hello World, what lovely oceans you have!"
/* When a variable is defined in both branches of an 'if',
* and used afterwards, the variables are merged.
const three ::= 3
struct foo
size:[three]number
- name:string
+ name:string = "Hello"
thing:baz
active:Boolean = True
struct baz { a:number; b:Boolean; }
+ struct bat {
+ a:string
+ b:Boolean
+ }
+ struct bat2 a:string; b:Boolean
func main
do
for i:=0; then i=i+1; while i < 4:
print info[i].name, info[i].active, info[i].size[0]
info[0].thing.b = True
+ x:bat
+ x.a = "Hello"
###### output: structs
angular := to_polar(32, 23)
print angular.rho, angular.theta
+ func test2(n:number; s:string;) : (ret:number)
+ ret = n + $s
+
+ func random
+ return
+ n:number
+ do
+ n = 4 // xkcd:221
+
+ // exercise the parsing options
+ func t1 (a:number) {
+ print "t1"
+ }
+ func t2 (a:string) {print "string"}
+ func t3() print "t3"
+
###### output: functions
done
1 done
###### test: linked_list
- struct node
+ struct linkage
next: @node
+ struct node
+ list: linkage
this: string
- func insert(list:@node; new:string):@node
+ func insert(list:@linkage; new:string)
p:=list
- prev := @nil
- while ?p and then p.this < new:
- prev = p
- p = p.next
- if ?prev:
- prev.next = @new()
- prev.next.next = p
- prev.next.this = new
- else
- list = @new()
- list.next = p
- list.this = new
- use list
-
- func printlist(list:@node)
- while ?list:
- print list@.this
- list = list@.next
-
- func freelist(list:@node)
- if list != @nil:
- freelist(list.next)
- @free = list
-
- func main(argv:[ac::]string)
- list := insert(@nil, "@start")
- list = insert(list, "~end")
- for i:=1; then i=i+1; while i < ac:
- list = insert(list, argv[i])
- list = insert(list, "Hello!")
+ while ?p.next and then p.next.this < new:
+ p = p.next.list
+ t:@node = @new()
+ t.list.next = p.next
+ t.this = new
+ p.next = t;
+
+ func printlist(list:@linkage)
+ while ?list.next:
+ print list@.next.this
+ list = list@.next.list
+
+ func freelist(list:@linkage)
+ if list.next != @nil:
+ lp:@linkage = list.next.list
+ freelist(lp)
+ @free = list.next
+
+ func main(argv:[]string)
+ list : linkage
+
+ insert(list, "@start");
+ insert(list, "~end")
+ for i:=1; then i=i+1; while i < argv[]:
+ insert(list, argv[i])
+ insert(list, "Hello!")
printlist(list)
freelist(list)
a:number = 4
a ::number = 5
c:
+ d:number = 02
###### output: type_err2
.tmp.code:4:8: error: variable 'a' redeclared
.tmp.code:7:8: error: variable 'a' redeclared
.tmp.code:3:8: info: this is where 'a' was first declared
.tmp.code:8:8: Variable declared with no type or value: c
+ .tmp.code:9:19: error: unsupported number format: 02
###### test: type_err3
struct foo
a: number
- b:string = "hello"
+ b:string = "hello"; d:Boolean
func main()
c := "hello"
while 1 if True else False:
print
case 2: print "two"
+ print "one" ++ a4[], c[]
+
+ x:Boolean = $"42"
+
+ five ::= 5
+ four ::= 4
+ x1:[five]number
+ x2:[four]number
+ x1 = x2
###### output: type_err3
.tmp.code:8:12: error: expected number but variable 'c' is string
.tmp.code:34:14: error: cannot find requested field in foo
.tmp.code:35:17: error: have string but need number
.tmp.code:38:29: error: expected number found Boolean
+ .tmp.code:41:23: error: have number but need string
+ .tmp.code:41:29: error: string cannot provide length
+ .tmp.code:43:21: error: Can only convert string to number, not Boolean
+ .tmp.code:43:8: info: variable 'x' was set as Boolean here.
+ .tmp.code:49:13: error: expected [five]number but variable 'x2' is [four]number
+ .tmp.code:48:8: info: this is where 'x2' was set to [four]number
+ .tmp.code:49:8: error: cannot assign value of type [five]number
+ .tmp.code:47:8: info: variable 'x1' was set as [five]number here.
oceani: type error in program - not running.
###### test: type_err4
b:string
struct foo
c:number
+ x:[5]:string
###### output: type_err5
.tmp.code:8:7: error: type already declared: foo
.tmp.code:2:7: info: this is location of declartion: foo
+ .tmp.code:10:13: Syntax error in struct field: :
.tmp.code:5:7: error: type has recursive definition: baz
.tmp.code:2:7: error: type has recursive definition: foo
b.a = a
use b
+ func test7(a:@number)
+ test7(45)
+ test7("45")
+
###### output: func_err_args
+ .tmp.code:40:14: error: cannot pass rval when reference expected
+ .tmp.code:41:14: error: expected @number found string
.tmp.code:34:5: error: function cannot return value of type foo
.tmp.code:28:8: error: expected string, found none
.tmp.code:25:8: error: expected string, found number
print num@
if num == @nil or ref == ref2 or ref == 2 or ref.foo:
@free = num
+ ref = 1
###### output: ref_err2
.tmp.code:5:22: error: @new() can only be used with references, not number
.tmp.code:7:56: error: have none but need Boolean
.tmp.code:8:17: error: @free can only be assigned a reference, not number
.tmp.code:8:17: error: @free can only be assigned a reference, not number
+ .tmp.code:9:8: error: Cannot assign an rval to a reference.
oceani: type error in program - not running.
## Test erroneous command line args