[erlang-questions] Help with Sublime Text 2 Code Completion

Andrew Berman rexxe98@REDACTED
Fri Apr 13 01:13:54 CEST 2012


I actually just tested and it appears beam_disasm is really fast.  I'm
going to try to use it.

Thanks again!

Andrew

On Thu, Apr 12, 2012 at 1:06 PM, Andrew Berman <rexxe98@REDACTED> wrote:

> Hey Erik,
>
> That looks interesting.  Currently, I'm looping through the results of
> erlang:loaded() which is very fast, then doing Module:module_info(exports)
> and doing a fuzzy search on those which is why I wanted to load all the
> modules.  By loading them all, they're already cached for me so that's one
> less thing I would have to do.  Is using beam_disasm fast?  Is loading all
> the modules really that bad?  I can't imagine it uses that much memory that
> it would be an issue.  Using beam_disasm would mean I would have to cache
> the results myself which means memory would be used anyway.  Thoughts?
>
> Thanks,
>
> Andrew
>
>
> On Thu, Apr 12, 2012 at 3:57 AM, Erik Søe Sørensen <eriksoe@REDACTED>wrote:
>
>> Are you sure that you want to *load* all the modules?
>> (Especially in these days, when modules may have 'on_load' hooks which
>> you're probably not interested in running indiscriminately - and which may
>> fail...)
>>
>> An alternative, in case you merely wish to know the list of exported
>> functions from a beam file FileName:
>>     {beam_file,ModuleName,Exported0,_,_,_} = beam_disasm:file(FileName).
>>     Exported = [{Name,Arity} || {Name,Arity,_} <- Exported0].
>>
>> Den 12. apr. 2012 09.35 skrev Gustav Simonsson <
>> gustav.simonsson@REDACTED>:
>>
>>
>>> If you know which modules are in the added code paths you can simply loop
>>> over them and load each of them using the functions in the code module.
>>>
>>> Typically in Erlang systems one knows which modules exist, but if you
>>> cannot know that prior to adding a new code path my guess is that you
>>> have to search your newly added code paths and use e.g. code:load_file/1
>>>
>>> Regards,
>>> Gustav Simonsson
>>>
>>> Sent from my PC
>>>
>>> ----- Original Message -----
>>> > From: "Andrew Berman" <rexxe98@REDACTED>
>>> > To: "Erlang Questions" <erlang-questions@REDACTED>
>>> > Sent: Thursday, 12 April, 2012 1:13:17 AM
>>> > Subject: Re: [erlang-questions] Help with Sublime Text 2 Code
>>> Completion
>>> >
>>> >
>>> > Hey all,
>>> >
>>> >
>>> > Been a while since I posed this question, but I'm still stuck on
>>> > trying to load all the beam files. Is there some magic way to tell
>>> > the VM to load all the beams in the code path or do I have to loop
>>> > through the code path and load them all manually? How would I go
>>> > about doing it that way if that is what is required?
>>> >
>>> >
>>> > Thanks,
>>> >
>>> >
>>> > Andrew
>>> >
>>> >
>>> > On Tue, Mar 6, 2012 at 11:43 PM, Andrew Berman < rexxe98@REDACTED >
>>> > wrote:
>>> >
>>> >
>>> > All,
>>> >
>>> >
>>> > I'm trying to build a plug-in for Sublime Text 2 to do proper Erlang
>>> > code completion. My thought is to have a server or node running and
>>> > then talk to that node using erl_call. I have it working with the
>>> > stdlib, but I want the code completion to be dynamic such that the
>>> > plug-in tells the remote node to add code paths. I have that working
>>> > too, but the issue is loading the actual modules in the new code
>>> > path. Since the erlang vm loads modules only upon access, when I
>>> > call erlang:loaded() or code:all_loaded(), the modules added with
>>> > the new code path do not show. Do I have to loop through the BEAMs
>>> > in the new code path and manually load them or is there a better way
>>> > to do it? I'm trying to make the completion use a fuzzy search such
>>> > that something like "li" brings up all modules with "li" in it which
>>> > is why I need to be able to have the entire list of modules loaded
>>> > already.
>>> >
>>> >
>>> > Thanks,
>>> >
>>> >
>>> > Andrew
>>> >
>>> > _______________________________________________
>>> > erlang-questions mailing list
>>> > erlang-questions@REDACTED
>>> > http://erlang.org/mailman/listinfo/erlang-questions
>>> >
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>>
>>
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