Rich Morin writes:
> In any case, one way of doing something like this in Perl might
> be to have the ability to register exceptions for a range of
> quite ordinary behavior, such as entering or leaving a statement,
> setting or even accessing a variable, etc.
Or passing a variable to a function.
Rich Morin wrote:
On a vaguely-related topic, I am reminded of another friend's
desire to be able to redefine floating point values as quartets
of values. Each operation would then be done using all possible
rounding options (in the IEEE standard) and the results checked
for "significant" variatio
A fellow Perlie (NOT on this list) was ruminating on the idea of
generalizing the "Taint" capability into a first-class part of
the language. Something like allowing variables to log their
provenance, for later examination.
I came up with two possible approaches for this. One would act
a bit like
