Re: guile-json 0.2.0 released

[Daniel Hartwig]

On 5 April 2013 06:21, Taylan Ulrich B. <address@hidden> wrote:
> Panicz Maciej Godek <address@hidden> writes:
>
>> Plainly, the size is kept in the internal representation of the hash
>> table:
>>
>> typedef struct scm_t_hashtable {
>> unsigned long n_items; /* number of items in table */
>> ...
>>
>> cf.
>> http://git.savannah.gnu.org/gitweb/?p=guile.git;a=blob;f=libguile/hashtab.
>> h;h=82ed22e66eb1f5045793cfc55cca0be040d4aab1;hb=HEAD#l66
>>
>> It would be really cheap&easy to get it from there. I just wanted to
>> show that hash-tables are neglected in Scheme in general, and in Guile
>> in particular.
>
> That sounds nasty indeed.  It's late for me today; if no one's quicker
> than me, tomorrow I might see that I implement hash-size in C as my
> first Guile-contribution. :P
>

Note that exposing a constant-time “number of items” operation has been
proposed several times recently and remains not included.  Please read
the previous threads before proposing this yet again.

Regards