Associative arrays give compile error
schveiguy at yahoo.com
Wed Oct 6 05:17:26 PDT 2010
On Wed, 06 Oct 2010 08:12:28 -0400, bearophile <bearophileHUGS at lycos.com>
> Steven Schveighoffer:
>> Casting to immutable is the only way to create such a beast.
> Then maybe we have to improve the language semantics to allow a better
> solution. See the Transients of Clojure or the larval objects of Java :-)
> The compiler may need to test (at compile time) that there's only one
> reference to the AA and its contents, and turn it into immutable.
Or, we can make array literals (including AA's) immutable, and call it a
The only thing is that AA literals provide a nice syntax to make
non-immutable AAs also, and I can't think of a good way to make a library
function that creates an AA. Anyone have any ideas?
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