Re: Evoking the option for :help in a mapping

On Monday, August 28, 2017 at 1:32:32 PM UTC-7, Tony Mechelynck wrote:
> On Mon, Aug 28, 2017 at 7:02 PM, Graham Lawrence <gl00637@gmail.com> wrote:
> > I have the customary mappings for :help,
> >
> > nmap <F1> :exec "help " . expand("<cword>")<CR>
> > nmap <S-F1> :exec "help " . expand("<cWORD>")<CR>
> >
> > and have been trying to develop similar do the <Tab> option on the cursor
> > word, something like
> >
> > nmap \\ yiw:h ^R"^[
> >
> > but to no avail. Although the mapping does not terminate with a <CR>, vim
> > treats the ^[ as if it were <CR> rather than <Tab> and goes straight to the
> > specific help for the cursor-word.
> >
> > Is it possible to have vim act on the <Tab> as it does in the command line?
> >
> > --
> > Graham Lawrence
>
> See :help 'wildcharm'
>
> For instance:
>
> if has('wildmenu')
> set wildmenu wildmode=longest:full,full wildcharm=<C-Z>
> map <F1> <expr> ':help ' . expand('cword') . "\<C-Z>"
> map <S-F1> <expr> ':help ' . expand('cWORD') . "\<C-Z>"
> endif
>
> See also
> :help map-<expr>
> :help expr-quote
>
> Best regards,
> Tony.


Thank you both, Andy and Tony, for referring me to wildcharm/wildmenu. Just the ticket.

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