On Fri, Mar 22, 2013 at 7:48 AM, Rik Cabanier <cabanier@gmail.com> wrote: > On Thu, Mar 21, 2013 at 11:38 AM, Tab Atkins Jr. <jackalmage@gmail.com>wrote: > >> Only if you actually throw it. It's not eagerly created every call. >> > > I worked a little with the mozilla code base and it seems that they always > create the object. > It's probably not a huge amount of overhead since it's not dynamically > allocated. > We certainly don't create a JS exception object if an exception is not actually thrown. Rob -- Wrfhf pnyyrq gurz gbtrgure naq fnvq, “Lbh xabj gung gur ehyref bs gur Tragvyrf ybeq vg bire gurz, naq gurve uvtu bssvpvnyf rkrepvfr nhgubevgl bire gurz. Abg fb jvgu lbh. Vafgrnq, jubrire jnagf gb orpbzr terng nzbat lbh zhfg or lbhe freinag, naq jubrire jnagf gb or svefg zhfg or lbhe fynir — whfg nf gur Fba bs Zna qvq abg pbzr gb or freirq, ohg gb freir, naq gb tvir uvf yvsr nf n enafbz sbe znal.” [Znggurj 20:25-28]
Received on Friday, 22 March 2013 08:49:04 UTC