Mercurial > vim
annotate runtime/ftplugin/man.vim @ 16024:7fd3a9eaeedb v8.1.1017
patch 8.1.1017: off-by-one error in filetype detection
commit https://github.com/vim/vim/commit/493fbe4abee660d30b4f2aef87b754b0a720213c
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Mar 17 17:16:12 2019 +0100
patch 8.1.1017: off-by-one error in filetype detection
Problem: Off-by-one error in filetype detection.
Solution: Also check the last line of the file.
| author | Bram Moolenaar <Bram@vim.org> |
|---|---|
| date | Sun, 17 Mar 2019 17:30:14 +0100 |
| parents | 7cfe57329284 |
| children | d2a834aa7cc0 |
| rev | line source |
|---|---|
| 7 | 1 " Vim filetype plugin file |
| 2 " Language: man | |
| 2034 | 3 " Maintainer: SungHyun Nam <goweol@gmail.com> |
| 15640 | 4 " Last Change: 2019 Jan 22 |
| 7 | 5 |
| 6 " To make the ":Man" command available before editing a manual page, source | |
| 7 " this script from your startup vimrc file. | |
| 8 | |
| 9 " If 'filetype' isn't "man", we must have been called to only define ":Man". | |
| 10 if &filetype == "man" | |
| 11 | |
| 12 " Only do this when not done yet for this buffer | |
| 13 if exists("b:did_ftplugin") | |
| 14 finish | |
| 15 endif | |
| 16 let b:did_ftplugin = 1 | |
| 14421 | 17 endif |
| 7 | 18 |
| 14421 | 19 let s:cpo_save = &cpo |
| 20 set cpo-=C | |
| 21 | |
| 22 if &filetype == "man" | |
| 7 | 23 " allow dot and dash in manual page name. |
| 24 setlocal iskeyword+=\.,- | |
| 14421 | 25 let b:undo_ftplugin = "setlocal iskeyword<" |
| 7 | 26 |
| 27 " Add mappings, unless the user didn't want this. | |
| 28 if !exists("no_plugin_maps") && !exists("no_man_maps") | |
| 29 if !hasmapto('<Plug>ManBS') | |
| 30 nmap <buffer> <LocalLeader>h <Plug>ManBS | |
| 14421 | 31 let b:undo_ftplugin = b:undo_ftplugin |
| 32 \ . '|silent! nunmap <buffer> <LocalLeader>h' | |
| 7 | 33 endif |
| 816 | 34 nnoremap <buffer> <Plug>ManBS :%s/.\b//g<CR>:setl nomod<CR>'' |
| 7 | 35 |
| 36 nnoremap <buffer> <c-]> :call <SID>PreGetPage(v:count)<CR> | |
| 37 nnoremap <buffer> <c-t> :call <SID>PopPage()<CR> | |
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commit https://github.com/vim/vim/commit/d042dc825c9b97dacd84d4728f88300da4d5b6b9
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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38 nnoremap <buffer> <silent> q :q<CR> |
| 14421 | 39 |
| 40 " Add undo commands for the maps | |
| 41 let b:undo_ftplugin = b:undo_ftplugin | |
| 42 \ . '|silent! nunmap <buffer> <Plug>ManBS' | |
| 43 \ . '|silent! nunmap <buffer> <c-]>' | |
| 44 \ . '|silent! nunmap <buffer> <c-t>' | |
| 45 \ . '|silent! nunmap <buffer> q' | |
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commit https://github.com/vim/vim/commit/d042dc825c9b97dacd84d4728f88300da4d5b6b9
Christian Brabandt <cb@256bit.org>
parents:
6476
diff
changeset
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46 endif |
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17333ebd2bbd
commit https://github.com/vim/vim/commit/d042dc825c9b97dacd84d4728f88300da4d5b6b9
Christian Brabandt <cb@256bit.org>
parents:
6476
diff
changeset
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47 |
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17333ebd2bbd
commit https://github.com/vim/vim/commit/d042dc825c9b97dacd84d4728f88300da4d5b6b9
Christian Brabandt <cb@256bit.org>
parents:
6476
diff
changeset
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48 if exists('g:ft_man_folding_enable') && (g:ft_man_folding_enable == 1) |
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17333ebd2bbd
commit https://github.com/vim/vim/commit/d042dc825c9b97dacd84d4728f88300da4d5b6b9
Christian Brabandt <cb@256bit.org>
parents:
6476
diff
changeset
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49 setlocal foldmethod=indent foldnestmax=1 foldenable |
| 14421 | 50 let b:undo_ftplugin = b:undo_ftplugin |
| 51 \ . '|silent! setl fdm< fdn< fen<' | |
| 7 | 52 endif |
| 53 | |
| 54 endif | |
| 55 | |
| 56 if exists(":Man") != 2 | |
| 14421 | 57 com -nargs=+ -complete=shellcmd Man call s:GetPage(<q-mods>, <f-args>) |
| 7 | 58 nmap <Leader>K :call <SID>PreGetPage(0)<CR> |
| 10548 | 59 nmap <Plug>ManPreGetPage :call <SID>PreGetPage(0)<CR> |
| 7 | 60 endif |
| 61 | |
| 62 " Define functions only once. | |
| 63 if !exists("s:man_tag_depth") | |
| 64 | |
| 65 let s:man_tag_depth = 0 | |
| 66 | |
| 1623 | 67 let s:man_sect_arg = "" |
| 68 let s:man_find_arg = "-w" | |
| 69 try | |
| 70 if !has("win32") && $OSTYPE !~ 'cygwin\|linux' && system('uname -s') =~ "SunOS" && system('uname -r') =~ "^5" | |
| 71 let s:man_sect_arg = "-s" | |
| 72 let s:man_find_arg = "-l" | |
| 73 endif | |
| 74 catch /E145:/ | |
| 75 " Ignore the error in restricted mode | |
| 76 endtry | |
| 7 | 77 |
| 78 func <SID>PreGetPage(cnt) | |
| 79 if a:cnt == 0 | |
| 80 let old_isk = &iskeyword | |
| 6369 | 81 if &ft == 'man' |
| 82 setl iskeyword+=(,) | |
| 83 endif | |
| 7 | 84 let str = expand("<cword>") |
| 85 let &l:iskeyword = old_isk | |
| 86 let page = substitute(str, '(*\(\k\+\).*', '\1', '') | |
| 87 let sect = substitute(str, '\(\k\+\)(\([^()]*\)).*', '\2', '') | |
| 88 if match(sect, '^[0-9 ]\+$') == -1 | |
| 89 let sect = "" | |
| 90 endif | |
| 91 if sect == page | |
| 92 let sect = "" | |
| 93 endif | |
| 94 else | |
| 95 let sect = a:cnt | |
| 96 let page = expand("<cword>") | |
| 97 endif | |
| 98 call s:GetPage(sect, page) | |
| 99 endfunc | |
| 100 | |
| 101 func <SID>GetCmdArg(sect, page) | |
| 102 if a:sect == '' | |
| 103 return a:page | |
| 104 endif | |
| 105 return s:man_sect_arg.' '.a:sect.' '.a:page | |
| 106 endfunc | |
| 107 | |
| 108 func <SID>FindPage(sect, page) | |
| 10734 | 109 let where = system("man ".s:man_find_arg.' '.s:GetCmdArg(a:sect, a:page)) |
| 7 | 110 if where !~ "^/" |
| 111 if matchstr(where, " [^ ]*$") !~ "^ /" | |
| 112 return 0 | |
| 113 endif | |
| 114 endif | |
| 115 return 1 | |
| 116 endfunc | |
| 117 | |
| 14421 | 118 func <SID>GetPage(cmdmods, ...) |
| 7 | 119 if a:0 >= 2 |
| 120 let sect = a:1 | |
| 121 let page = a:2 | |
| 122 elseif a:0 >= 1 | |
| 123 let sect = "" | |
| 124 let page = a:1 | |
| 125 else | |
| 126 return | |
| 127 endif | |
| 128 | |
| 129 " To support: nmap K :Man <cword> | |
| 130 if page == '<cword>' | |
| 131 let page = expand('<cword>') | |
| 132 endif | |
| 133 | |
| 134 if sect != "" && s:FindPage(sect, page) == 0 | |
| 135 let sect = "" | |
| 136 endif | |
| 137 if s:FindPage(sect, page) == 0 | |
| 138 echo "\nCannot find a '".page."'." | |
| 139 return | |
| 140 endif | |
| 141 exec "let s:man_tag_buf_".s:man_tag_depth." = ".bufnr("%") | |
| 142 exec "let s:man_tag_lin_".s:man_tag_depth." = ".line(".") | |
| 143 exec "let s:man_tag_col_".s:man_tag_depth." = ".col(".") | |
| 144 let s:man_tag_depth = s:man_tag_depth + 1 | |
| 145 | |
| 146 " Use an existing "man" window if it exists, otherwise open a new one. | |
| 147 if &filetype != "man" | |
| 148 let thiswin = winnr() | |
| 149 exe "norm! \<C-W>b" | |
| 1125 | 150 if winnr() > 1 |
| 7 | 151 exe "norm! " . thiswin . "\<C-W>w" |
| 152 while 1 | |
| 153 if &filetype == "man" | |
| 154 break | |
| 155 endif | |
| 156 exe "norm! \<C-W>w" | |
| 157 if thiswin == winnr() | |
| 158 break | |
| 159 endif | |
| 160 endwhile | |
| 161 endif | |
| 1125 | 162 if &filetype != "man" |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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163 if exists("g:ft_man_open_mode") |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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164 if g:ft_man_open_mode == "vert" |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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165 vnew |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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166 elseif g:ft_man_open_mode == "tab" |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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167 tabnew |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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168 else |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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169 new |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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170 endif |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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171 else |
| 14421 | 172 if a:cmdmods != '' |
| 173 exe a:cmdmods . ' new' | |
| 174 else | |
| 175 new | |
| 176 endif | |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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177 endif |
| 1125 | 178 setl nonu fdc=0 |
| 179 endif | |
| 7 | 180 endif |
| 181 silent exec "edit $HOME/".page.".".sect."~" | |
| 182 " Avoid warning for editing the dummy file twice | |
| 816 | 183 setl buftype=nofile noswapfile |
| 7 | 184 |
| 5220 | 185 setl ma nonu nornu nofen |
| 13857 | 186 silent exec "norm! 1GdG" |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
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diff
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187 let unsetwidth = 0 |
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commit https://github.com/vim/vim/commit/cbebd4879cc78e670d79b2c57dc33d7b911c962a
Christian Brabandt <cb@256bit.org>
parents:
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188 if empty($MANWIDTH) |
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78106b0f2c56
commit https://github.com/vim/vim/commit/cbebd4879cc78e670d79b2c57dc33d7b911c962a
Christian Brabandt <cb@256bit.org>
parents:
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189 let $MANWIDTH = winwidth(0) |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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190 let unsetwidth = 1 |
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78106b0f2c56
commit https://github.com/vim/vim/commit/cbebd4879cc78e670d79b2c57dc33d7b911c962a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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191 endif |
| 12826 | 192 |
| 193 " Ensure Vim is not recursively invoked (man-db does this) when doing ctrl-[ | |
| 194 " on a man page reference by unsetting MANPAGER. | |
| 13125 | 195 " Some versions of env(1) do not support the '-u' option, and in such case |
| 196 " we set MANPAGER=cat. | |
| 197 if !exists('s:env_has_u') | |
| 198 call system('env -u x true') | |
| 199 let s:env_has_u = (v:shell_error == 0) | |
| 200 endif | |
| 201 let env_cmd = s:env_has_u ? 'env -u MANPAGER' : 'env MANPAGER=cat' | |
| 202 let man_cmd = env_cmd . ' man ' . s:GetCmdArg(sect, page) . ' | col -b' | |
| 203 silent exec "r !" . man_cmd | |
| 12826 | 204 |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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205 if unsetwidth |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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206 let $MANWIDTH = '' |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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207 endif |
| 7 | 208 " Remove blank lines from top and bottom. |
| 15640 | 209 while line('$') > 1 && getline(1) =~ '^\s*$' |
| 13857 | 210 silent keepj norm! ggdd |
| 7 | 211 endwhile |
| 15640 | 212 while line('$') > 1 && getline('$') =~ '^\s*$' |
| 13857 | 213 silent keepj norm! Gdd |
| 7 | 214 endwhile |
| 215 1 | |
| 216 setl ft=man nomod | |
| 217 setl bufhidden=hide | |
| 218 setl nobuflisted | |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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219 setl noma |
| 7 | 220 endfunc |
| 221 | |
| 222 func <SID>PopPage() | |
| 223 if s:man_tag_depth > 0 | |
| 224 let s:man_tag_depth = s:man_tag_depth - 1 | |
| 225 exec "let s:man_tag_buf=s:man_tag_buf_".s:man_tag_depth | |
| 226 exec "let s:man_tag_lin=s:man_tag_lin_".s:man_tag_depth | |
| 227 exec "let s:man_tag_col=s:man_tag_col_".s:man_tag_depth | |
| 228 exec s:man_tag_buf."b" | |
| 229 exec s:man_tag_lin | |
| 13857 | 230 exec "norm! ".s:man_tag_col."|" |
| 7 | 231 exec "unlet s:man_tag_buf_".s:man_tag_depth |
| 232 exec "unlet s:man_tag_lin_".s:man_tag_depth | |
| 233 exec "unlet s:man_tag_col_".s:man_tag_depth | |
| 234 unlet s:man_tag_buf s:man_tag_lin s:man_tag_col | |
| 235 endif | |
| 236 endfunc | |
| 237 | |
| 238 endif | |
| 239 | |
| 14421 | 240 let &cpo = s:cpo_save |
| 241 unlet s:cpo_save | |
| 242 | |
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cd9c4bbe1d03
commit https://github.com/vim/vim/commit/ddf8d1c746ee081d15c9d7e0515f6ac43adbf363
Christian Brabandt <cb@256bit.org>
parents:
7992
diff
changeset
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243 " vim: set sw=2 ts=8 noet: |