Re: table of tables

[Coda Highland <chighland@...>]

On Sat, Jan 24, 2015 at 7:02 PM, Choonster TheMage
<choonster.2010@gmail.com> wrote:
> On 25 January 2015 at 08:07, Gordon Madarm <gmadarm@gmail.com> wrote:
>>
>>
>> Thanks! One follow up question, the documentation uses the
>> httpc:request_pipeline{} syntax, while you use  httpc:request_pipeline().
>> What is the difference between curly brackets and circle brackets here?
>>
>> -G
>>
>
> The curly braces are just a shortcut for calling a function with a new table
> as its only argument (though functions called with the colon syntax still
> receive the object before the colon as their first argument and the table as
> their second argument). You can also do this with string literals. This is
> explained in more detail in the manual[1].
>
> This:
> httpc:request_pipeline{ ... }
>
> Is equivalent to this:
> httpc:request_pipeline({ ... })
>
> And this:
> local request = { ... }
> httpc:request_pipeline(request)
>
>
> [1] http://www.lua.org/manual/5.3/manual.html#3.4.10

Nitpick, the last one isn't completely equivalent because the table
gets held on the stack instead of discarded as a temporary. :P

/s/ Adam