Re: Help with autocomplete

>On 2016-02-15, David Woodfall wrote:
>> Consider the following piece of latex:
>>
>>
>> ONE: & Some text here...
>>
>> TWO: & Some more text...
>>
>> THREE: & More bla bla bla...
>>
>>
>> I would like to limit the autocomplete word list to contain only the
>> words on the left of the `&'.
>>
>> How could this be done?
>>
>> I don't mind if I have to actually specify the words rather than vim
>> finding them automatically.
>
>I find the easiest way to use completion is to use "custom" and just
>create a function that returns a newline-separated string of
>candidate strings. The MyComplete() function below uses
>getbufline() to put all the lines in the current buffer into a list,
>then uses map() and matchstr() to replace each line by the word
>preceding the '&'. Any non-matching lines are replaced by empty
>lines. Finally, filter() gets rid of the empty lines and join()
>joins the remaining lines into a string, with the lines separated by
>newlines.
>
> function! MyComplete(ArgLead, CmdLine, CursorPos)
> return join(filter(map(getbufline("%", 1, "$"), "matchstr(v:val, '^\\k\\+:\\ze\\s*&')"), "v:val!=''"), "\n")
> endfunction
> command! -nargs=1 -complete=custom,MyComplete MyCmd echo "<args>"
>
>Typing ":MyCmd " followed by a <Tab> then results in the following:
>
> :MyCmd
> ONE: TWO: THREE:
> :MyCmd
>
>Modify to suit.
>
>HTH,
>Gary

Great, thanks.

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