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man.vim: no guarantee that the first line contains anything useful

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Fixes #5628
This commit is contained in:
Anmol Sethi
2016-11-18 13:21:45 -05:00
parent acbce46782
commit cf52b881d9
2 changed files with 9 additions and 5 deletions
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10
runtime/ftplugin/man.vim
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@@ -11,7 +11,7 @@ let s:pager = 0
if has('vim_starting')
let s:pager = 1
" remove all those backspaces
silent execute 'keeppatterns keepjumps %substitute,.\b,,e'.(&gdefault?'':'g')
execute 'silent keeppatterns keepjumps %substitute,.\b,,e'.(&gdefault?'':'g')
if getline(1) =~# '^\s*$'
silent keepjumps 1delete _
else
@@ -20,8 +20,12 @@ if has('vim_starting')
" This is not perfect. See `man glDrawArraysInstanced`. Since the title is
" all caps it is impossible to tell what the original capitilization was.
let ref = tolower(matchstr(getline(1), '^\S\+'))
let b:man_sect = man#extract_sect_and_name_ref(ref)[0]
execute 'silent file man://'.ref
try
let b:man_sect = man#extract_sect_and_name_ref(ref)[0]
catch
let b:man_sect = ''
endtry
execute 'silent file man://'.fnameescape(ref)
endif
setlocal buftype=nofile