Hi,
On Tue, May 8, 2018 at 11:08 AM, lacygoill <[email protected]> wrote:
> vim --version: VIM - Vi IMproved 8.0 Included patches: 1-1789
> Operating system: Ubuntu 16.04.4 LTS
> Terminal emulator: rxvt-unicode v9.22
> Terminal multiplexer: tmux master
> $TERM: tmux-256color
> Shell: zsh 5.3.1
>
> Here's a MWE:
>
> fu! Replace_qfl() abort
> call setqflist([], 'r',
> \ {'items': [{ 'filename': $VIMRUNTIME.'/filetype.vim',
> \ 'lnum': 1,
> \ 'valid': 1 }],
> \ 'title': 'some title',
> \ })
> endfu
>
> nno <silent> cd :<c-u>call Replace_qfl()<cr>
>
> let &stl = "%{exists('w:quickfix_title') ? w:quickfix_title : ''}"
>
> If you write this code in /tmp/vimrc, then start Vim like this:
>
> $ vim -Nu /tmp/vimrc
>
> Then, execute a command to populate the quickfix list:
>
> :vim /pattern/ $VIMRUNTIME/**/*.vim | cw
>
> Finally press cd to invoke the custom function Replace_qfl(), the title of
> the quickfix window becomes:
>
> :some title
>
> A colon is added in front of the title of the quickfix list.
> If you close and re-open the quickfix window, it disappears.
>
This problem is addressed by 8.0.1831.
- Yegappan
>
> The issue seems to come from w:quickfix_title, not from the title itself:
>
> echo w:quickfix_title
> → ':some title'
> ^ ✘
>
> echo getqflist({'title':0})
> → 'some title'
> ^ ✔
>
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