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-rw-r--r--runtime/ftplugin/help.lua4
-rw-r--r--runtime/ftplugin/help.vim72
2 files changed, 4 insertions, 72 deletions
diff --git a/runtime/ftplugin/help.lua b/runtime/ftplugin/help.lua
index 67c417b1be..86e181504f 100644
--- a/runtime/ftplugin/help.lua
+++ b/runtime/ftplugin/help.lua
@@ -26,3 +26,7 @@ elseif vim.endswith(bufname, '/doc/lsp.txt') then
{ start = [[\*lsp-semantic-highlight\*]], stop = '^======', match = '^@[%w%p]+' },
})
end
+
+vim.keymap.set('n', 'gO', function()
+ require('vim.vimhelp').show_toc()
+end, { buffer = 0, silent = true })
diff --git a/runtime/ftplugin/help.vim b/runtime/ftplugin/help.vim
index a188e45cb4..833baf5d8f 100644
--- a/runtime/ftplugin/help.vim
+++ b/runtime/ftplugin/help.vim
@@ -21,77 +21,5 @@ endif
" Prefer Vim help instead of manpages.
setlocal keywordprg=:help
-if !exists('g:no_plugin_maps')
- function! s:show_toc() abort
- let bufname = bufname('%')
- let info = getloclist(0, {'winid': 1})
- if !empty(info) && getwinvar(info.winid, 'qf_toc') ==# bufname
- lopen
- return
- endif
-
- let toc = []
- let lnum = 2
- let last_line = line('$') - 1
- let last_added = 0
- let has_section = 0
- let has_sub_section = 0
-
- while lnum && lnum <= last_line
- let level = 0
- let add_text = ''
- let text = getline(lnum)
-
- if text =~# '^=\+$' && lnum + 1 < last_line
- " A de-facto section heading. Other headings are inferred.
- let has_section = 1
- let has_sub_section = 0
- let lnum = nextnonblank(lnum + 1)
- let text = getline(lnum)
- let add_text = text
- while add_text =~# '\*[^*]\+\*\s*$'
- let add_text = matchstr(add_text, '.*\ze\*[^*]\+\*\s*$')
- endwhile
- elseif text =~# '^[A-Z0-9][-A-ZA-Z0-9 .][-A-Z0-9 .():]*\%([ \t]\+\*.\+\*\)\?$'
- " Any line that's yelling is important.
- let has_sub_section = 1
- let level = has_section
- let add_text = matchstr(text, '.\{-}\ze\s*\%([ \t]\+\*.\+\*\)\?$')
- elseif text =~# '\~$'
- \ && matchstr(text, '^\s*\zs.\{-}\ze\s*\~$') !~# '\t\|\s\{2,}'
- \ && getline(lnum - 1) =~# '^\s*<\?$\|^\s*\*.*\*$'
- \ && getline(lnum + 1) =~# '^\s*>\?$\|^\s*\*.*\*$'
- " These lines could be headers or code examples. We only want the
- " ones that have subsequent lines at the same indent or more.
- let l = nextnonblank(lnum + 1)
- if getline(l) =~# '\*[^*]\+\*$'
- " Ignore tag lines
- let l = nextnonblank(l + 1)
- endif
-
- if indent(lnum) <= indent(l)
- let level = has_section + has_sub_section
- let add_text = matchstr(text, '\S.\{-}\ze\s\=\~$')
- endif
- endif
-
- let add_text = substitute(add_text, '\s\+$', '', 'g')
- if !empty(add_text) && last_added != lnum
- let last_added = lnum
- call add(toc, {'bufnr': bufnr('%'), 'lnum': lnum,
- \ 'text': repeat("\u00a0\u00a0", level) . add_text})
- endif
- let lnum = nextnonblank(lnum + 1)
- endwhile
-
- call setloclist(0, toc, ' ')
- call setloclist(0, [], 'a', {'title': 'Help TOC'})
- lopen
- let w:qf_toc = bufname
- endfunction
-
- nnoremap <silent><buffer> gO :call <sid>show_toc()<cr>
-endif
-
let &cpo = s:cpo_save
unlet s:cpo_save