[erlang-questions] alternative syntax to '-spec' attributes.
Tue Jan 29 10:19:24 CET 2013
That is an old and deprecated syntax that predates the one everyone knows.
Le 29 janv. 2013 à 01:49, Eric Merrit <> a écrit :
> There seems to be an alternative syntax for specs. Lets say we have a spec declared in the traditional way
> -spec to_boolean(term()) -> boolean().
> We could also declare it the following way and have it be consumed without problems
> -spec to_boolean/1 :: (term()) -> boolean().
> I like the second way quite a bit since it visually distinguishes between spec declarations and function declarations better then the traditional syntax. However, I recently went looking for documentation on this and now can't find it. So I am wondering what its status is.
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