[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: new function or modify read

This page is part of the web mail archives of SRFI 38 from before July 7th, 2015. The new archives for SRFI 38 contain all messages, not just those from before July 7th, 2015.

> Marc>   (parameterize ((write-shared #t)
> Marc>                  (write-radix 16)
> Marc>                  (write-prettily #t))
> Marc>     (write X))
> Except your old code doesn't know anything about the presence of all
> these flags.  In fact, every new feature controlled via these
> parameters might break the old code.

Could you explain why?  I explicitly said: "But this will not happen
if you code your calls to write in this style: ...", meaning that only
"write" is in the scope of the parameterize.  There is no old code
affected by the parameterize!