Hi Fabio,

2011/10/3 Fábio Costa <[email protected]>:
> count= ref 4;
> def playlist.module()
>     count:=count+1
> end
> "At line 4, char 14:
>   this value has type
>     ref(int) (infered at line 2, char 8-12)
>   but it should be a subtype of
>     something that is a number typ"

You're adding 1 to count, but count is not an int, it's a reference to
an int. You just forgot to get its value: you should have written
!count+1.

Cheers,
-- 
David

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