Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com> writes:
> The attached tiny patch lets the to_json(b) routines convert objects
> with array pseudotypes to json{b}. The main impetus for this came from
> my trying to convert the annyarray columns in pg_stats to json and
> finding that they ended up as text instead of json arrays. This way
> to_json on these columns does what is expected.
Looks reasonable offhand, but maybe you should add some test cases?
regards, tom lane