Re: [feature request] how about modify the `table.unpack` function to make `table.unpack(table.pack(f()) === f()` equivalent

["Soni L." <fakedme@...>]

On 04/01/17 02:24 AM, 聂威 wrote:
> dear list,
>
> I have noticed that `table.unpack(list [,i [, j]])` will NOT regards 
> the `n` field in the `list` table,
>
> I know I can write it like this:
>
> ```
> table.unpack(list, 1, list.n)
> ```
>
> but will it be a good idea to make it read `n` field in table.unpack?
>
> thanks and happy new year!
>
> ps:
>
> table.pack in Lua 5.3 manual:
>
> ```
>
>
>       |table.pack (···)|
>
> Returns a new table with all parameters stored into keys 1, 2, etc. 
> and with a field "|n|" with the total number of parameters. Note that 
> the resulting table may not be a sequence.
>
> ```

Here's a better idea:

Why not make table.pack return a table, the value 1, and the total 
number of parameters?

That way, table.unpack(table.pack(f())) is equivalent to f().

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