There is the idea of having a debugger option to break at NaN conversions. However, implementing that would be fairly intrusive and expensive, since you would have to add checks to every arithmetic operation. So for the near to medium term this will not be done.
On Monday, December 12, 2016 at 2:04:00 PM UTC+1, [email protected] wrote: > > I have already wrapped Math functions. But impossible to wrap +,- and etc > by js framework. Need check it in v8 engine. I think its possible to add > #ifdef STRICT_MATH_BUILD blocks for 'plus', 'minus', 'lessthat', 'larger' > that native operations? I debugging and modify big project for now, with a > lot of geometry, and some time is take hours to find NaN or undefined value > in one of operartion. > > On Monday, December 12, 2016 at 5:16:12 PM UTC+5, Jochen Eisinger wrote: >> >> Given the many places that are affected by number handling, I'd say this >> is not possible. >> >> Several JS frameworks provide ways to navigate some of the rougher edges >> here, have you considered using one that provides the kind of math >> guarantees you're looking for? >> >> On Sun, Dec 11, 2016 at 6:07 AM <[email protected]> wrote: >> >>> Is it good idea to make dev build of v8, which will treat not-numeric or >>> NaN values in any Math, +, -, *, / ^, and e.t.c. operatons as exception? I >>> think its will save a lot of time for js developers. >>> Is exists something like that or any one can help to add it? >>> >>> -- >>> -- >>> v8-dev mailing list >>> [email protected] >>> http://groups.google.com/group/v8-dev >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "v8-dev" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev --- You received this message because you are subscribed to the Google Groups "v8-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
