Reply to message «Re: Including into the current buffer from an external source», sent 18:15:19 21 February 2011, Monday by ZyX:
> yours, but does not require so many code. If you want to emulate `read!'
> correctly, call `read!' directly and then use difference between number of
> lines before and after read is done, this is much less code and much less
> possibilities to make an error.
Sorry, `much less code' -> `less code if you call read for files as well'.
Original message:
> Reply to message «Re: Including into the current buffer from an external
> source»,
> sent 11:29:15 21 February 2011, Monday
> by Christian Brabandt:
>
> Your emulation is incorrect: try to get the same output as ``read! echo
> $'\0'''. In case of reading file my suggestion works just as well as
> yours, but does not require so many code. If you want to emulate `read!'
> correctly, call `read!' directly and then use difference between number of
> lines before and after read is done, this is much less code and much less
> possibilities to make an error.
>
> Original message:
> > Hi Rostyslaw!
> >
> > On Sa, 19 Feb 2011, Rostyslaw Lewyckyj wrote:
> > > Christian Brabandt wrote:
> > >> Are you looking for the :r command? You can input either another file
> > >> or even read in the ouput of another command.
> > >>
> > >> See
> > >>
> > >> :h :read
> > >> :h :read!
> > >
> > > Well sort of. :read inserts the whole file after the current line.
> > > But my memory insists that there is/was a way to select a specified
> > > range of records from the source file and insert them at a specific
> > > place in the current file. For example: Insert records 25 through 50
> > > from file source.txt after record 101 of the current buffer.
> >
> > Not that I know of. But you can easily script it yourself.
> >
> > com! -bang -nargs=* -range -complete=file Read :<line1>,<line2>call
> > \<sid>Read(<q-bang>, <f-args>)
> >
> > fun! <sid>Read(bang, cmd, ...) range
> >
> > if a:0 == 0
> >
> > let args = [0,-1]
> >
> > else
> >
> > if (a:1 !~ '^\d\+$' && a:1 !~ '^\d\+$') || len(a:000) > 2
> >
> > echohl Error
> > echom "Usage: Read[!] file|command [0 ...]"
> > echohl Normal
> > return
> >
> > else
> >
> > let args = [(a:1 - 1), (a:2 - 1)]
> >
> > endif
> >
> > endif
> > if a:bang == '!'
> >
> > let a=split(system(a:cmd), "\n")
> >
> > else
> >
> > let a=readfile(a:cmd)
> >
> > endif
> > let _c = getpos('.')
> > exe append(a:firstline, a[args[0] : args[1]])
> > call setpos('.', _c)
> >
> > endfun
> >
> > Use :[count]Read filename 1 100
> > to input the first 100 records below line [count] (default current line)
> >
> > Use :[count]Read! command 20 50
> > to input the records 20 till 50 below line [count]
> >
> > If you leave out the last 2 parameters, it will input all records found).
> >
> > regards,
> > Christian
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