Re: sort --key-debug

[Jim Meyering]

Pádraig Brady wrote:
> I find it quite difficult to determine correct key positions to use,
> especially given the complicated rules for (global) -b options etc.
>
> I wonder would it be useful to add a --key-debug option,
> which would mark in the output the keys used.
>
> For multibyte locales you could use: ⌜key1⌟ blah blah⌜ key2⌟
> or for single byte locales:          «key1» blah blah« key2»
> or for ascii:                        (key1) blah blah( key2)
>
> It might mean that users would not have to reference the
> detailed documentation as much. Note the above markings don't

Yes!
Such an option definitely would have saved me a lot of time over the
years.