Re: Measuring lines

Paul Isambert <zappathustra@free.fr> [13-06-10 04:00]:
> Tim Chase<vim@tim.thechases.com> a écrit:
> > On 2013-06-09 20:37, meino.cramer@gmx.de wrote:
> > > Paul Isambert <zappathustra@free.fr> [13-06-09 20:28]:
> > > > I'm not sure I understand you correctly, but perhaps the following
> > >> will help:
> > >>
> > >> function! s:bars ()
> > [snip]
> > >> endfunction
> > >> com! -buffer Bars call s:bars()
> > >>
> > >> | | | | abcde | |
> > >> produces:
> > >> | | | | abcde | |
> > >> 0 12 3 10 7 1
> > >
> > > yes,yes,yes,!!! Exactly what I want! THANKS A LOT! You helped me
> > > more as you may think :) ! Great help! 8)
> > ...
> > >> (I'm sure there's a Vim wizard out there who can do all that with
> > >> only ":substitute".)
> >
> > Though just a first pass, since Paul threw down the challenge:
> >
> > :s/.*/\=submatch(0)."\n".(join(map(split(submatch(0), '|', 1),
> > 'printf("%".strlen(v:val)."s", strlen(v:val))')))/g
> >
> > gives a pretty close approximation to his solution as a
> > one-line :substitute command. Differences I notice:
> >
> > 1) it has one extra 0-width field listed at the end which shows the
> > width of the last column (in Paul's sample input, it was zero-width,
> > but if there were additional characters, it would list how wide the
> > field was)
> >
> > 2) it right-justifies the number with the pipe rather than
> > left-justifying it.
> >
> > So on Paul's example, I get
> >
> > | | | | abcde | |
> > 0 12 3 10 7 1 0
>
> The following is, I hope, an improvement: it removes the trailing zero
> and fixes cases when the line doesn't begin with a pipe. The best part
> of it, though, is the the "nohl" at the end :)
>
> :s/.*/\=submatch(0)."\n".substitute(join(map(split(submatch(0), '|', 1), 'printf("%".(strlen(v:val)+1)."s", strlen(v:val))'), ''), '\s*0$', '', '')/g | nohl
>
> Best,
> Paul
>
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Hi Paul,

this is really a very use- and helpful peace of code!
The only thing I would like to add is a second line below the first
line of numbers, which would add the absolute offset of each pipe
symbol from the beginning of the line...
What need I to change?

Best regards,
mcc



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