struct foo
a: number
- b:string = "hello"
+ b:string = "hello"; d:Boolean
func main()
c := "hello"
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