So something more like https://github.com/lpil/sum or so (undocumented, but 
it looks right, it's the first thing I found via a github search).

There is one specific one I'm thinking of but can't for the life of me 
remember it's name...  I wish hex.pm had the ability to search module and 
function names in a libraries public API...  >.>

Either way, it's not hard to write a library to support it though.  :-)


On Sunday, February 25, 2018 at 9:58:44 AM UTC-7, Louis Pop wrote:
>
> If I recall correctly this library wraps the values and does not offer 
> compile time checks, which is the inverse of what I'm after.
>
> I want unwrapped values and compile time checks :)
>
> Cheers,
> Louis
>
> On Sun, 25 Feb 2018, 16:00 OvermindDL1, <overm...@gmail.com <javascript:>> 
> wrote:
>
>> There are at least 2 others that I know of, and I can find those for you 
>> too tomorrow if you want them, they have different features and focuses, 
>> but the one that immediately comes to mind is:  
>> https://github.com/expede/algae
>>
>> Expede on GitHub has a lot of cool and useful little 'core' elixir 
>> libraries in my opinion.
>>
>> On Feb 24, 2018 06:46, "Louis Pilfold" <louisp...@gmail.com <javascript:>> 
>> wrote:
>>
>>> Hi
>>>
>>> I started to implement such a library, but I would much prefer to use an 
>>> existing one. I was unable to find any, wild you be able to share some 
>>> links?
>>>
>>> Thanks,
>>> Louis
>>>
>>> On Fri, 23 Feb 2018, 18:09 OvermindDL1, <overm...@gmail.com 
>>> <javascript:>> wrote:
>>>
>>>> There are some library that add sum types to Elixir that do 'some' 
>>>> compile-time checks (like case's and so forth).  It would be useful built 
>>>> in to elixir (though not any of the current library implementations) but 
>>>> the libraries already do support much of it.
>>>>
>>>>
>>>> On Friday, February 16, 2018 at 6:35:03 AM UTC-7, Ben Wilson wrote:
>>>>>
>>>>> Can you elaborate on the safety provided by doing `%Struct{} = ` on a 
>>>>> function? There are no compile time checks that calls to that function 
>>>>> are 
>>>>> actually of that struct type, just runtime checks on the data. Put 
>>>>> another 
>>>>> way this isn't really a type check, but an assertion.
>>>>>
>>>>> On Friday, February 16, 2018 at 6:38:07 AM UTC-5, 
>>>>> maen...@joshmartin.ch wrote:
>>>>>>
>>>>>> Hey Louis,
>>>>>>
>>>>>> I think it should include compile time checks. Mostly I would expect 
>>>>>> those for function headers, case blocks and with blocks.
>>>>>>
>>>>>> Dialyzer already checks many of those conditions, but I would like to 
>>>>>> go a step further.
>>>>>> Your mentioned library looks really interesting. Making it work 
>>>>>> together with existing type specifications would be really cool.
>>>>>>
>>>>>> With for example structs, I can achieve safety really easy by adding 
>>>>>> *%Struct{} 
>>>>>> = my_input* to the function header.
>>>>>>
>>>>>> I would like to have a mechanism that works similarly, but 
>>>>>> additionally checks uncovered types of a sum. (If you would for example 
>>>>>> not 
>>>>>> cover the None of a Maybe)
>>>>>>
>>>>>> I think that this could tremendously improve the code quality.
>>>>>>
>>>>>> Cheers,
>>>>>> Jony
>>>>>>
>>>>>> Am Freitag, 16. Februar 2018 11:57:00 UTC+1 schrieb Louis Pilfold:
>>>>>>>
>>>>>>> Hey Jony
>>>>>>>
>>>>>>> Would this involve some form of compile time type checking for these 
>>>>>>> values? If not we already have them in the form of tuples.
>>>>>>>
>>>>>>> @type result :: {:ok, string()} | {:error, string()}
>>>>>>>
>>>>>>> If you want compile time checks this would be more difficult. I've 
>>>>>>> experimented a little with compile time checks with macros, check it 
>>>>>>> out 
>>>>>>> here -> https://github.com/lpil/sum
>>>>>>>
>>>>>>> Cheers,
>>>>>>> Louis
>>>>>>>
>>>>>>> On Fri, 16 Feb 2018 at 10:33 <maen...@joshmartin.ch> wrote:
>>>>>>>
>>>>>>>> Hi all,
>>>>>>>>
>>>>>>>> First I want to thank you all for your great work on the elixir 
>>>>>>>> language!
>>>>>>>>
>>>>>>>> Have there been some thoughts to introduce Tagged Unions into 
>>>>>>>> elixir?
>>>>>>>> I would really love to use sum types like Either or simple enums in 
>>>>>>>> my daily work and have some support of the language in handling them.
>>>>>>>>
>>>>>>>> What do you think about this?
>>>>>>>>
>>>>>>>> Cheers,
>>>>>>>> Jony
>>>>>>>>
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