On 23 December 2013 20:22, Alexander Gladysh <aglad...@gmail.com> wrote:
> On Tue, Dec 24, 2013 at 2:01 AM, Alexander Gladysh <aglad...@gmail.com> wrote:
>> On Tue, Dec 24, 2013 at 1:34 AM, Alexander Gladysh <aglad...@gmail.com>
>> wrote:
>
>>> $ luarocks list | grep '^[^ ]' | tail -n +4 | xargs -n1 luarocks show
>>> | grep code.exports
>>>
>>> This command takes five seconds to execute on my box with 74 rocks
>>> installed. This is way to slow for my tool. :-(
>>
>> To compare, this hack takes 0.2s:
>>
>> $ (cd `luarocks path | grep LUA_PATH | cut -d "'" -f 2- | cut -d "?"
>> -f 1` && find . -wholename '*code/exports.lua' | cut -c 3-)
>
> 2.1.1 with porcelain is just as slow...
The fastest method, I think, would be to scan the manifest file:
lua -e "dofile('/your/lib/luarocks/rocks/manifest'); for k,_ in
pairs(modules) do if k:match("code.exports") then print(k) end end"
> $ luarocks list --porcelain | cut -f 1 | xargs -n1 luarocks show
> --modules | xargs -n1 | grep code.exports
>
> BTW, is there a reason why `luarocks show --modules' doesn't print a
> module per line?
I don't know. I wasn't the one who coded it.
-- Hisham
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