Re: Documentation error

[Mikael Magnusson <mikachu@xxxxxxxxx>]

On 10 December 2011 19:29, Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx> wrote:
> On Sat, 10 Dec 2011 12:44:11 -0500
> gi1242+zsh@xxxxxxxxx wrote:
>> >>...
>> >>             # rebuild if cache is more than a week old
>> >>             local -a oldp
>> >>             oldp=( "$1"(Nmw+1) )
>> >>...
>> >> Technically won't this rebuild the cache if it's more than TWO weeks
>> >> old? "$1"(Nmw+0) seems to do one week old for me,
>> >
>> > It depends on what you mean by more than one week. The way it works in
>> > zsh is that -, +, and no sign are disjunct sets, so mw-1, mw1, mw+1
>> > don't have any overlap. mw1 is any files that are one week old, which
>> > is 7-13 days, so more than that is 14 days old (two weeks).
>>
>> Hmm. mw+1 gave me false for a 13 day old file, and true for a 15 day old
>> file. But mw+0 gave me true for all files more than a week old.
>>
>> Reading the comment in the ZSH man page (included above), I'd guess it
>> means that the cache will be rebuilt if it's more than 7 days old.
>> However, it appears to only be rebuilt if it's more than 14 days old?
>>
>> Perhaps the comment above (or example above) should be changed to match
>> up? [I'm of course not advocating any change in ZSH behaviour.]
>
> It does seem to violate the principle of least surprise --- the
> documentation for globbing qualifiers now has a long spiel about
> ignoring the fraction part of the difference in times to try to explain.
> Maybe +7 (days) is better?  Of course there's still the same oddity at
> the level of a day but that's a good deal easier to sweep under the
> carpet.

There's no day modifier :).

-- 
Mikael Magnusson