Update runtime files

.github/CODEOWNERS

@@ -169,6 +169,7 @@ runtime/plugin/vimballPlugin.vim	@cecamp
 runtime/plugin/zipPlugin.vim		@cecamp
 runtime/syntax/aidl.vim			@dpelle
 runtime/syntax/amiga.vim		@cecamp
+runtime/syntax/arduino.vim		@johshoff
 runtime/syntax/asm.vim			@dkearns
 runtime/syntax/asmh8300.vim		@dkearns
 runtime/syntax/asterisk.vim		@jaunis

runtime/doc/eval.txt

@@ -1,4 +1,4 @@
-*eval.txt*	For Vim version 8.2.  Last change: 2021 Oct 14
+*eval.txt*	For Vim version 8.2.  Last change: 2021 Oct 20
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar

runtime/doc/insert.txt

@@ -1,4 +1,4 @@
-*insert.txt*    For Vim version 8.2.  Last change: 2021 Aug 31
+*insert.txt*    For Vim version 8.2.  Last change: 2021 Oct 18
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -893,7 +893,7 @@ Groß): >
 	    endif
 	endfunc
 
-	if has('patch-8.2.3520')
+	if exists('+thesaurusfunc')
 	    set thesaurusfunc=Thesaur
 	endif
 

runtime/doc/map.txt

@@ -1,4 +1,4 @@
-*map.txt*       For Vim version 8.2.  Last change: 2021 Sep 12
+*map.txt*       For Vim version 8.2.  Last change: 2021 Oct 19
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1004,6 +1004,9 @@ Also note that the 'clipboard' option is temporarily emptied to avoid
 clobbering the `"*` or `"+` registers, if its value contains the item `unnamed`
 or `unnamedplus`.
 
+The `mode()` function will return the state as it will be after applying the
+operator.
+
 ==============================================================================
 2. Abbreviations			*abbreviations* *Abbreviations*
 

runtime/doc/options.txt

@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 8.2.  Last change: 2021 Sep 21
+*options.txt*	For Vim version 8.2.  Last change: 2021 Oct 20
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -717,7 +717,8 @@ A jump table for the options with a short description can be found at |Q_op|.
 	"double":	Use twice the width of ASCII characters.
 							*E834* *E835*
 	The value "double" cannot be used if 'listchars' or 'fillchars'
-	contains a character that would be double width.
+	contains a character that would be double width.  These errors may
+	also be given when calling setcellwidths().
 
 	The values are overruled for characters specified with
 	|setcellwidths()|.

runtime/doc/quickref.txt

@@ -1,4 +1,4 @@
-*quickref.txt*  For Vim version 8.2.  Last change: 2021 Mar 29
+*quickref.txt*  For Vim version 8.2.  Last change: 2021 Oct 17
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -732,6 +732,7 @@ Short explanation of each option:		*option-list*
 'guifontset'	  'gfs'     GUI: Names of multibyte fonts to be used
 'guifontwide'	  'gfw'     list of font names for double-wide characters
 'guiheadroom'	  'ghr'     GUI: pixels room for window decorations
+'guiligatures'	  'gli'	    GTK GUI: ASCII characters that can form shapes
 'guioptions'	  'go'	    GUI: Which components and options are used
 'guipty'		    GUI: try to use a pseudo-tty for ":!" commands
 'guitablabel'	  'gtl'     GUI: custom label for a tab page

runtime/doc/tags

@@ -302,6 +302,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 'gfs'	options.txt	/*'gfs'*
 'gfw'	options.txt	/*'gfw'*
 'ghr'	options.txt	/*'ghr'*
+'gli'	options.txt	/*'gli'*
 'go'	options.txt	/*'go'*
 'go-!'	options.txt	/*'go-!'*
 'go-A'	options.txt	/*'go-A'*
@@ -339,6 +340,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 'guifontset'	options.txt	/*'guifontset'*
 'guifontwide'	options.txt	/*'guifontwide'*
 'guiheadroom'	options.txt	/*'guiheadroom'*
+'guiligatures'	options.txt	/*'guiligatures'*
 'guioptions'	options.txt	/*'guioptions'*
 'guipty'	options.txt	/*'guipty'*
 'guitablabel'	options.txt	/*'guitablabel'*
@@ -1138,6 +1140,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 'tgc'	options.txt	/*'tgc'*
 'tgst'	options.txt	/*'tgst'*
 'thesaurus'	options.txt	/*'thesaurus'*
+'thesaurusfunc'	options.txt	/*'thesaurusfunc'*
 'tildeop'	options.txt	/*'tildeop'*
 'timeout'	options.txt	/*'timeout'*
 'timeoutlen'	options.txt	/*'timeoutlen'*
@@ -2077,6 +2080,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 :XMLent	insert.txt	/*:XMLent*
 :XMLns	insert.txt	/*:XMLns*
 :[range]	motion.txt	/*:[range]*
+:[vV\x16]	autocmd.txt	/*:[vV\\x16]*
 :\bar	cmdline.txt	/*:\\bar*
 :_!	cmdline.txt	/*:_!*
 :_#	cmdline.txt	/*:_#*
@@ -3992,6 +3996,7 @@ E1233	eval.txt	/*E1233*
 E1237	map.txt	/*E1237*
 E1239	eval.txt	/*E1239*
 E124	eval.txt	/*E124*
+E1243	options.txt	/*E1243*
 E125	eval.txt	/*E125*
 E126	eval.txt	/*E126*
 E127	eval.txt	/*E127*
@@ -5930,6 +5935,8 @@ compl-omni-filetypes	insert.txt	/*compl-omni-filetypes*
 compl-spelling	insert.txt	/*compl-spelling*
 compl-stop	insert.txt	/*compl-stop*
 compl-tag	insert.txt	/*compl-tag*
+compl-thesaurus	insert.txt	/*compl-thesaurus*
+compl-thesaurusfunc	insert.txt	/*compl-thesaurusfunc*
 compl-vim	insert.txt	/*compl-vim*
 compl-whole-line	insert.txt	/*compl-whole-line*
 complete()	eval.txt	/*complete()*
@@ -9826,6 +9833,7 @@ try-echoerr	eval.txt	/*try-echoerr*
 try-finally	eval.txt	/*try-finally*
 try-nested	eval.txt	/*try-nested*
 try-nesting	eval.txt	/*try-nesting*
+tsrfu'	options.txt	/*tsrfu'*
 tutor	usr_01.txt	/*tutor*
 twice	if_cscop.txt	/*twice*
 two-engines	pattern.txt	/*two-engines*

runtime/doc/todo.txt

@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 8.2.  Last change: 2021 Oct 15
+*todo.txt*      For Vim version 8.2.  Last change: 2021 Oct 16
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -38,8 +38,6 @@ browser use: https://github.com/vim/vim/issues/1234
 							*known-bugs*
 -------------------- Known bugs and current work -----------------------
 
-Remove s:flaky_tests from runtest.vim, set g:test_is_flaky in each test.
-
 Vim9 - Make everything work:
 - "filter #pat# ls" should work, #pat# is not a comment
     vim9script

runtime/ftplugin/changelog.vim

@@ -2,7 +2,7 @@
 " Language:             generic Changelog file
 " Maintainer:           Martin Florian <marfl@posteo.de>
 " Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2015-10-25
+" Latest Revision:      2021-10-17
 " Variables:
 "   g:changelog_timeformat (deprecated: use g:changelog_dateformat instead) -
 "       description: the timeformat used in ChangeLog entries.
@@ -55,7 +55,7 @@ if &filetype == 'changelog'
     elseif $EMAIL_ADDRESS != ""
       return $EMAIL_ADDRESS
     endif
-    
+
     let login = s:login()
     return printf('%s <%s@%s>', s:name(login), login, s:hostname())
   endfunction
@@ -223,12 +223,6 @@ if &filetype == 'changelog'
     let &paste = save_paste
   endfunction
 
-  if exists(":NewChangelogEntry") != 2
-    nnoremap <buffer> <silent> <Leader>o :<C-u>call <SID>new_changelog_entry('')<CR>
-    xnoremap <buffer> <silent> <Leader>o :<C-u>call <SID>new_changelog_entry('')<CR>
-    command! -nargs=0 NewChangelogEntry call s:new_changelog_entry('')
-  endif
-
   let b:undo_ftplugin = "setl com< fo< et< ai<"
 
   setlocal comments=
@@ -241,14 +235,26 @@ if &filetype == 'changelog'
     let b:undo_ftplugin .= " tw<"
   endif
 
+  if !exists("no_plugin_maps") && !exists("no_changelog_maps") && exists(":NewChangelogEntry") != 2
+    nnoremap <buffer> <silent> <Leader>o :<C-u>call <SID>new_changelog_entry('')<CR>
+    xnoremap <buffer> <silent> <Leader>o :<C-u>call <SID>new_changelog_entry('')<CR>
+    command! -buffer -nargs=0 NewChangelogEntry call s:new_changelog_entry('')
+    let b:undo_ftplugin .= " | sil! exe 'nunmap <buffer> <Leader>o'" .
+          \                " | sil! exe 'vunmap <buffer> <Leader>o'" .
+          \                " | sil! delc NewChangelogEntry"
+  endif
+
   let &cpo = s:cpo_save
   unlet s:cpo_save
 else
   let s:cpo_save = &cpo
   set cpo&vim
 
-  " Add the Changelog opening mapping
-  nnoremap <silent> <Leader>o :call <SID>open_changelog()<CR>
+  if !exists("no_plugin_maps") && !exists("no_changelog_maps")
+    " Add the Changelog opening mapping
+    nnoremap <silent> <Leader>o :call <SID>open_changelog()<CR>
+    let b:undo_ftplugin .= " | silent! exe 'nunmap <buffer> <Leader>o"
+  endif
 
   function! s:open_changelog()
     let path = expand('%:p:h')

runtime/ftplugin/nsis.vim

@@ -3,7 +3,7 @@
 " Maintainer:		Ken Takata
 " URL:			https://github.com/k-takata/vim-nsis
 " Previous Maintainer:	Nikolai Weibull <now@bitwi.se>
-" Last Change:		2018-01-26
+" Last Change:		2021-10-18
 
 if exists("b:did_ftplugin")
   finish
@@ -15,7 +15,6 @@ set cpo&vim
 let b:did_ftplugin = 1
 
 let b:undo_ftplugin = "setl com< cms< fo< def< inc<"
-      \ " | unlet! b:match_ignorecase b:match_words"
 
 setlocal comments=s1:/*,mb:*,ex:*/,b:#,:; commentstring=;\ %s
 setlocal formatoptions-=t formatoptions+=croql
@@ -37,6 +36,7 @@ if exists("loaded_matchit")
 	\ '\${MementoSection}:\${MementoSectionEnd},' .
 	\ '!if\%(\%(macro\)\?n\?def\)\?\>:!else\>:!endif\>,' .
 	\ '!macro\>:!macroend\>'
+  let b:undo_ftplugin .= " | unlet! b:match_ignorecase b:match_words"
 endif
 
 let &cpo = s:cpo_save

runtime/indent/dosbatch.vim

@@ -2,7 +2,7 @@
 " Language:	MSDOS batch file (with NT command extensions)
 " Maintainer:	Ken Takata
 " URL:		https://github.com/k-takata/vim-dosbatch-indent
-" Last Change:	2017 May 10
+" Last Change:	2021-10-18
 " Filenames:	*.bat
 " License:	VIM License
 
@@ -17,6 +17,8 @@ setlocal indentexpr=GetDosBatchIndent(v:lnum)
 setlocal indentkeys=!^F,o,O
 setlocal indentkeys+=0=)
 
+let b:undo_indent = "setl ai< inde< indk< si<"
+
 if exists("*GetDosBatchIndent")
   finish
 endif

runtime/indent/nsis.vim

@@ -2,7 +2,7 @@
 " Language:		NSIS script
 " Maintainer:		Ken Takata
 " URL:			https://github.com/k-takata/vim-nsis
-" Last Change:		2018-01-21
+" Last Change:		2021-10-18
 " Filenames:		*.nsi
 " License:		VIM License
 
@@ -17,6 +17,8 @@ setlocal indentexpr=GetNsisIndent(v:lnum)
 setlocal indentkeys=!^F,o,O
 setlocal indentkeys+==~${Else,=~${EndIf,=~${EndUnless,=~${AndIf,=~${AndUnless,=~${OrIf,=~${OrUnless,=~${Case,=~${Default,=~${EndSelect,=~${EndSwith,=~${Loop,=~${Next,=~${MementoSectionEnd,=~FunctionEnd,=~SectionEnd,=~SectionGroupEnd,=~PageExEnd,0=~!macroend,0=~!if,0=~!else,0=~!endif
 
+let b:undo_indent = "setl ai< inde< indk< si<"
+
 if exists("*GetNsisIndent")
   finish
 endif

runtime/indent/teraterm.vim

@@ -3,7 +3,7 @@
 "		Based on Tera Term Version 4.100
 " Maintainer:	Ken Takata
 " URL:		https://github.com/k-takata/vim-teraterm
-" Last Change:	2018-08-31
+" Last Change:	2021-10-18
 " Filenames:	*.ttl
 " License:	VIM License
 
@@ -18,6 +18,8 @@ setlocal indentexpr=GetTeraTermIndent(v:lnum)
 setlocal indentkeys=!^F,o,O,e
 setlocal indentkeys+==elseif,=endif,=loop,=next,=enduntil,=endwhile
 
+let b:undo_indent = "setl ai< inde< indk< si<"
+
 if exists("*GetTeraTermIndent")
   finish
 endif

runtime/optwin.vim

@@ -1,7 +1,7 @@
 " These commands create the option window.
 "
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2020 Oct 27
+" Last Change:	2021 Oct 17
 
 " If there already is an option window, jump to that one.
 let buf = bufnr('option-window')
@@ -652,6 +652,8 @@ if has("gui")
     endif
     call <SID>AddOption("guiheadroom", gettext("room (in pixels) left above/below the window"))
     call append("$", " \tset ghr=" . &ghr)
+    call <SID>AddOption("guiligatures", gettext("list of ASCII characters that can be combined into complesshapes"))
+    call <SID>OptionG("gli", &gli)
   endif
   if has("directx")
     call <SID>AddOption("renderoptions", gettext("options for text rendering"))
@@ -840,6 +842,9 @@ if has("insert_expand")
   call <SID>AddOption("thesaurus", gettext("list of thesaurus files for keyword completion"))
   call append("$", "\t" .. s:global_or_local)
   call <SID>OptionG("tsr", &tsr)
+  call <SID>AddOption("thesaurusfunc", gettext("function used for thesaurus completion"))
+  call append("$", "\t" .. s:global_or_local)
+  call <SID>OptionG("tsrfu", &tsrfu)
 endif
 call <SID>AddOption("infercase", gettext("adjust case of a keyword completion match"))
 call append("$", "\t" .. s:local_to_buffer)