Dialyzer: show success typing of a given function

Jesper Eskilson jesper.eskilson@REDACTED
Thu Jan 9 12:29:15 CET 2020


So, if I'm doing something like this:

Errors = dialyzer:run(Options)

how do I call dialyzer_plt:pp_mod(Mod), which seems to be looking inside an
existing PLT file. I would like to show what dialyzer has discovered during
the dialyzer:run/1 call.

/Jesper

On Thu, Jan 9, 2020 at 12:14 PM Jesper Eskilson <jesper.eskilson@REDACTED>
wrote:

> Thanks, I'll check it out.
>
> On Thu, Jan 9, 2020 at 11:40 AM Tobias Lindahl <tobias.lindahl@REDACTED>
> wrote:
>
>> Jesper, I think you might want to have a look at the function
>> dialyzer_plt:pp_mod/1
>>
>> I agree that there should be some command line option for this. I think I
>> even had one at some point, but it seems to have got lost over time.
>>
>> Den ons 8 jan. 2020 kl 10:48 skrev Jesper Eskilson <
>> jesper.eskilson@REDACTED>:
>>
>>> Thanks! I would've liked an option to dialyzer to do this (so I don't
>>> need to replicate how I run dialyzer, which is sort of complicated). Also,
>>> typer seems to require source code, and I would like to be able to do this
>>> directly on the beams.
>>>
>>> /Jesper
>>>
>>> On Tue, Jan 7, 2020 at 2:21 PM Fernando Benavides <
>>> elbrujohalcon@REDACTED> wrote:
>>>
>>>> You can use TypER for that, IIRC.
>>>> Just remove your specs and run typer on your code, like you would run
>>>> dialyzer.
>>>> http://erlang.org/doc/man/typer.html
>>>>
>>>> On Tue, Jan 7, 2020 at 9:46 AM Jesper Eskilson <
>>>> jesper.eskilson@REDACTED> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> Often when I'm chasing down dialyzer errors, I want to see the success
>>>>> typing of a function. Is there a way to do that?
>>>>>
>>>>> /Jesper
>>>>> --
>>>>>
>>>>> *Jesper Eskilson*
>>>>> Senior Software Engineer
>>>>> Kred Core
>>>>> +46-72-855-8421
>>>>>
>>>>> Klarna Bank AB (publ)
>>>>> Sveavägen 46, 111 34 Stockholm
>>>>> Tel: +46 8 120 120 00 <+46812012000>
>>>>> Reg no: 556737-0431
>>>>> klarna.com
>>>>>
>>>>>
>>>>
>>>> --
>>>>
>>>> <https://about.me/elbrujohalcon?promo=email_sig&utm_source=product&utm_medium=email_sig&utm_campaign=gmail_api&utm_content=thumb>
>>>> Brujo Benavides
>>>> about.me/elbrujohalcon
>>>> <https://about.me/elbrujohalcon?promo=email_sig&utm_source=product&utm_medium=email_sig&utm_campaign=gmail_api&utm_content=thumb>
>>>>
>>>
>>>
>>> --
>>>
>>> *Jesper Eskilson*
>>> Senior Software Engineer
>>> Kred Core
>>> +46-72-855-8421
>>>
>>> Klarna Bank AB (publ)
>>> Sveavägen 46, 111 34 Stockholm
>>> Tel: +46 8 120 120 00 <+46812012000>
>>> Reg no: 556737-0431
>>> klarna.com
>>>
>>>
>
> --
>
> *Jesper Eskilson*
> Senior Software Engineer
> Kred Core
> +46-72-855-8421
>
> Klarna Bank AB (publ)
> Sveavägen 46, 111 34 Stockholm
> Tel: +46 8 120 120 00 <+46812012000>
> Reg no: 556737-0431
> klarna.com
>
>

-- 

*Jesper Eskilson*
Senior Software Engineer
Kred Core
+46-72-855-8421

Klarna Bank AB (publ)
Sveavägen 46, 111 34 Stockholm
Tel: +46 8 120 120 00 <+46812012000>
Reg no: 556737-0431
klarna.com
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