Update runtime files

README_VIM9.md

@@ -159,18 +159,18 @@ thing I have been thinking of is assignments without ":let".  I often
 make that mistake (after writing JavaScript especially).  I think it is
 possible, if we make local variables shadow commands.  That should be OK,
 if you shadow a command you want to use, just rename the variable.
-Using "let" and "const" to declare a variable, like in JavaScript and
+Using "var" and "const" to declare a variable, like in JavaScript and
 TypeScript, can work:
 
 
 ``` vim
 def MyFunction(arg: number): number
-   let local = 1
-   let todo = arg
+   var local = 1
+   var todo = arg
    const ADD = 88
    while todo > 0
       local += ADD
-      --todo
+      todo -= 1
    endwhile
    return local
 enddef
@@ -192,7 +192,7 @@ function and export it:
 ``` vim
 vim9script  " Vim9 script syntax used here
 
-let local = 'local variable is not exported, script-local'
+var local = 'local variable is not exported, script-local'
 
 export def MyFunction()  " exported function
 ...
@@ -248,10 +248,10 @@ END
   return luaeval('sum')
 endfunc
 
-def VimNew()
-  let sum = 0
+def VimNew(): number
+  var sum = 0
   for i in range(1, 2999999)
-    let sum += i
+    sum += i
   endfor
   return sum
 enddef
@@ -277,7 +277,7 @@ echo 'Vim new: ' .. reltimestr(reltime(start))
 
 ``` vim
 def VimNew(): number
-  let totallen = 0
+  var totallen = 0
   for i in range(1, 100000)
     setline(i, '    ' .. getline(i))
     totallen += len(getline(i))

runtime/autoload/ccomplete.vim

@@ -1,13 +1,13 @@
 " Vim completion script
 " Language:	C
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2020 Apr 08
+" Last Change:	2020 Nov 14
 
 let s:cpo_save = &cpo
 set cpo&vim
 
 " This function is used for the 'omnifunc' option.
-function! ccomplete#Complete(findstart, base)
+func ccomplete#Complete(findstart, base)
   if a:findstart
     " Locate the start of the item, including ".", "->" and "[...]".
     let line = getline('.')
@@ -244,7 +244,7 @@ function! ccomplete#Complete(findstart, base)
   return map(res, 's:Tagline2item(v:val, brackets)')
 endfunc
 
-function! s:GetAddition(line, match, memarg, bracket)
+func s:GetAddition(line, match, memarg, bracket)
   " Guess if the item is an array.
   if a:bracket && match(a:line, a:match . '\s*\[') > 0
     return '['
@@ -260,13 +260,13 @@ function! s:GetAddition(line, match, memarg, bracket)
     endif
   endif
   return ''
-endfunction
+endfunc
 
 " Turn the tag info "val" into an item for completion.
 " "val" is is an item in the list returned by taglist().
 " If it is a variable we may add "." or "->".  Don't do it for other types,
 " such as a typedef, by not including the info that s:GetAddition() uses.
-function! s:Tag2item(val)
+func s:Tag2item(val)
   let res = {'match': a:val['name']}
 
   let res['extra'] = s:Tagcmd2extra(a:val['cmd'], a:val['name'], a:val['filename'])
@@ -289,10 +289,10 @@ function! s:Tag2item(val)
   endif
 
   return res
-endfunction
+endfunc
 
 " Use all the items in dictionary for the "info" entry.
-function! s:Dict2info(dict)
+func s:Dict2info(dict)
   let info = ''
   for k in sort(keys(a:dict))
     let info  .= k . repeat(' ', 10 - len(k))
@@ -307,7 +307,7 @@ function! s:Dict2info(dict)
 endfunc
 
 " Parse a tag line and return a dictionary with items like taglist()
-function! s:ParseTagline(line)
+func s:ParseTagline(line)
   let l = split(a:line, "\t")
   let d = {}
   if len(l) >= 3
@@ -334,12 +334,12 @@ function! s:ParseTagline(line)
   endif
 
   return d
-endfunction
+endfunc
 
 " Turn a match item "val" into an item for completion.
 " "val['match']" is the matching item.
 " "val['tagline']" is the tagline in which the last part was found.
-function! s:Tagline2item(val, brackets)
+func s:Tagline2item(val, brackets)
   let line = a:val['tagline']
   let add = s:GetAddition(line, a:val['match'], [a:val], a:brackets == '')
   let res = {'word': a:val['match'] . a:brackets . add }
@@ -377,10 +377,10 @@ function! s:Tagline2item(val, brackets)
     let res['menu'] = s:Tagcmd2extra(s, a:val['match'], matchstr(line, '[^\t]*\t\zs[^\t]*\ze\t'))
   endif
   return res
-endfunction
+endfunc
 
 " Turn a command from a tag line to something that is useful in the menu
-function! s:Tagcmd2extra(cmd, name, fname)
+func s:Tagcmd2extra(cmd, name, fname)
   if a:cmd =~ '^/^'
     " The command is a search command, useful to see what it is.
     let x = matchstr(a:cmd, '^/^\s*\zs.*\ze$/')
@@ -395,13 +395,13 @@ function! s:Tagcmd2extra(cmd, name, fname)
     let x = a:cmd . ' - ' . a:fname
   endif
   return x
-endfunction
+endfunc
 
 " Find composing type in "lead" and match items[0] with it.
 " Repeat this recursively for items[1], if it's there.
 " When resolving typedefs "depth" is used to avoid infinite recursion.
 " Return the list of matches.
-function! s:Nextitem(lead, items, depth, all)
+func s:Nextitem(lead, items, depth, all)
 
   " Use the text up to the variable name and split it in tokens.
   let tokens = split(a:lead, '\s\+\|\<')
@@ -485,15 +485,15 @@ function! s:Nextitem(lead, items, depth, all)
   endfor
 
   return res
-endfunction
+endfunc
 
 
 " Search for members of structure "typename" in tags files.
 " Return a list with resulting matches.
 " Each match is a dictionary with "match" and "tagline" entries.
 " When "all" is non-zero find all, otherwise just return 1 if there is any
 " member.
-function! s:StructMembers(typename, items, all)
+func s:StructMembers(typename, items, all)
   " Todo: What about local structures?
   let fnames = join(map(tagfiles(), 'escape(v:val, " \\#%")'))
   if fnames == ''
@@ -586,12 +586,12 @@ function! s:StructMembers(typename, items, all)
 
   " Failed to find anything.
   return []
-endfunction
+endfunc
 
 " For matching members, find matches for following items.
 " When "all" is non-zero find all, otherwise just return 1 if there is any
 " member.
-function! s:SearchMembers(matches, items, all)
+func s:SearchMembers(matches, items, all)
   let res = []
   for i in range(len(a:matches))
     let typename = ''

runtime/doc/autocmd.txt

@@ -1,4 +1,4 @@
-*autocmd.txt*   For Vim version 8.2.  Last change: 2020 Oct 26
+*autocmd.txt*   For Vim version 8.2.  Last change: 2020 Nov 12
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -70,6 +70,10 @@ effects.  Be careful not to destroy your text.
 The special pattern <buffer> or <buffer=N> defines a buffer-local autocommand.
 See |autocmd-buflocal|.
 
+If the `:autocmd` is in Vim9 script then {cmd} will be executed as in Vim9
+script.  Thus this depends on where the autocmd is defined, not where it is
+triggered.
+
 Note: The ":autocmd" command can only be followed by another command when the
 '|' appears before {cmd}.  This works: >
 	:augroup mine | au! BufRead | augroup END

runtime/doc/change.txt

@@ -1,4 +1,4 @@
-*change.txt*    For Vim version 8.2.  Last change: 2020 Nov 03
+*change.txt*    For Vim version 8.2.  Last change: 2020 Nov 21
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1852,6 +1852,8 @@ found here: |sort()|, |uniq()|.
 			When /{pattern}/ is specified and there is no [r] flag
 			the text matched with {pattern} is skipped, so that
 			you sort on what comes after the match.
+			'ignorecase' applies to the pattern, but 'smartcase'
+			is not used.
 			Instead of the slash any non-letter can be used.
 			For example, to sort on the second comma-separated
 			field: >

runtime/doc/eval.txt

@@ -1,4 +1,4 @@
-*eval.txt*	For Vim version 8.2.  Last change: 2020 Nov 04
+*eval.txt*	For Vim version 8.2.  Last change: 2020 Nov 11
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -3473,8 +3473,8 @@ byteidx({expr}, {nr})					*byteidx()*
 		Return byte index of the {nr}'th character in the string
 		{expr}.  Use zero for the first character, it then returns
 		zero.
-		This function is only useful when there are multibyte
-		characters, otherwise the returned value is equal to {nr}.
+		If there are no multibyte characters the returned value is
+		equal to {nr}.
 		Composing characters are not counted separately, their byte
 		length is added to the preceding base character.  See
 		|byteidxcomp()| below for counting composing characters
@@ -7433,7 +7433,9 @@ matchfuzzy({list}, {str} [, {dict}])			*matchfuzzy()*
 matchfuzzypos({list}, {str} [, {dict}])			*matchfuzzypos()*
 		Same as |matchfuzzy()|, but returns the list of matched
 		strings and the list of character positions where characters
-		in {str} matches.
+		in {str} matches.  You can use |byteidx()|to convert a
+		character position to a byte position.
+
 
 		If {str} matches multiple times in a string, then only the
 		positions for the best match is returned.
@@ -8728,11 +8730,16 @@ search({pattern} [, {flags} [, {stopline} [, {timeout} [, {skip}]]]])
 
 		'ignorecase', 'smartcase' and 'magic' are used.
 
-		When the 'z' flag is not given, searching always starts in
-		column zero and then matches before the cursor are skipped.
-		When the 'c' flag is present in 'cpo' the next search starts
-		after the match.  Without the 'c' flag the next search starts
-		one column further.
+		When the 'z' flag is not given, forward searching always
+		starts in column zero and then matches before the cursor are
+		skipped.  When the 'c' flag is present in 'cpo' the next
+		search starts after the match.  Without the 'c' flag the next
+		search starts one column further.  This matters for
+		overlapping matches.
+		When searching backwards and the 'z' flag is given then the
+		search starts in column zero, thus no match in the current
+		line will be found (unless wrapping around the end of the
+		file).
 
 		When the {stopline} argument is given then the search stops
 		after searching this line.  This is useful to restrict the

runtime/doc/map.txt

@@ -1,4 +1,4 @@
-*map.txt*       For Vim version 8.2.  Last change: 2020 Nov 12
+*map.txt*       For Vim version 8.2.  Last change: 2020 Nov 21
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -319,13 +319,16 @@ Example of using <Cmd> halfway Insert mode: >
 	nnoremap <F3> aText <Cmd>echo mode(1)<CR> Added<Esc>
 
 Unlike <expr> mappings, there are no special restrictions on the <Cmd>
-command: it is executed as if an (unrestricted) |autocmd| was invoked.
+command: it is executed as if an (unrestricted) |autocommand| was invoked.
 
 Note:
 - Because <Cmd> avoids mode-changes it does not trigger |CmdlineEnter| and
   |CmdlineLeave| events, because no user interaction is expected.
 - For the same reason, |keycodes| like <C-R><C-W> are interpreted as plain,
   unmapped keys.
+- The command is not echo'ed, no need for <silent>.
+- In Visual mode  you can use `line('v')` and `col('v')` to get one end of the
+  Visual area, the cursor is at the other end.
 - In Select mode, |:map| and |:vmap| command mappings are executed in
   Visual mode.  Use |:smap| to handle Select mode differently.
 
@@ -1238,9 +1241,9 @@ Otherwise, using "<SID>" outside of a script context is an error.
 
 If you need to get the script number to use in a complicated script, you can
 use this function: >
-	function s:SID()
-	  return matchstr(expand('<sfile>'), '<SNR>\zs\d\+\ze_SID$')
-	endfun
+	func s:ScriptNumber()
+	  return matchstr(expand('<SID>'), '<SNR>\zs\d\+\ze_')
+	endfunc
 
 The "<SNR>" will be shown when listing functions and mappings.  This is useful
 to find out what they are defined to.

runtime/doc/popup.txt

@@ -1,4 +1,4 @@
-*popup.txt*  For Vim version 8.2.  Last change: 2020 Oct 17
+*popup.txt*  For Vim version 8.2.  Last change: 2020 Nov 07
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -101,7 +101,7 @@ CLOSING THE POPUP WINDOW				*popup-close*
 
 Normally the plugin that created the popup window is also in charge of closing
 it.  If somehow a popup hangs around, you can close all of them with: >
-	call popup_clear()
+	call popup_clear(1)
 Some popups, such as notifications, close after a specified time.  This can be
 set with the "time" property on `popup_create()`.
 Otherwise, a popup can be closed by clicking on the X in the top-right corner

runtime/doc/syntax.txt

@@ -3006,7 +3006,7 @@ vimrc file: >
 (Adapted from the html.vim help text by Claudio Fleiner <claudio@fleiner.com>)
 
 
-		*ft-posix-synax* *ft-dash-syntax*
+		*ft-posix-syntax* *ft-dash-syntax*
 SH		*sh.vim*  *ft-sh-syntax*  *ft-bash-syntax*  *ft-ksh-syntax*
 
 This covers syntax highlighting for the older Unix (Bourne) sh, and newer

runtime/doc/tags

@@ -2125,6 +2125,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 :bad	windows.txt	/*:bad*
 :badd	windows.txt	/*:badd*
 :ball	windows.txt	/*:ball*
+:balt	windows.txt	/*:balt*
 :bar	cmdline.txt	/*:bar*
 :bd	windows.txt	/*:bd*
 :bdel	windows.txt	/*:bdel*
@@ -2724,6 +2725,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 :map-<unique>	map.txt	/*:map-<unique>*
 :map-alt-keys	map.txt	/*:map-alt-keys*
 :map-arguments	map.txt	/*:map-arguments*
+:map-cmd	map.txt	/*:map-cmd*
 :map-commands	map.txt	/*:map-commands*
 :map-expression	map.txt	/*:map-expression*
 :map-local	map.txt	/*:map-local*
@@ -3506,6 +3508,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 <CSI>	intro.txt	/*<CSI>*
 <Char->	map.txt	/*<Char->*
 <Char>	map.txt	/*<Char>*
+<Cmd>	map.txt	/*<Cmd>*
 <CursorHold>	autocmd.txt	/*<CursorHold>*
 <D-	intro.txt	/*<D-*
 <D-c>	os_mac.txt	/*<D-c>*
@@ -3923,6 +3926,9 @@ E1112	eval.txt	/*E1112*
 E1113	eval.txt	/*E1113*
 E112	eval.txt	/*E112*
 E113	eval.txt	/*E113*
+E1135	map.txt	/*E1135*
+E1136	map.txt	/*E1136*
+E1137	map.txt	/*E1137*
 E114	eval.txt	/*E114*
 E115	eval.txt	/*E115*
 E116	eval.txt	/*E116*
@@ -6549,7 +6555,7 @@ ft-php-syntax	syntax.txt	/*ft-php-syntax*
 ft-php3-syntax	syntax.txt	/*ft-php3-syntax*
 ft-phtml-syntax	syntax.txt	/*ft-phtml-syntax*
 ft-plaintex-syntax	syntax.txt	/*ft-plaintex-syntax*
-ft-posix-synax	syntax.txt	/*ft-posix-synax*
+ft-posix-syntax	syntax.txt	/*ft-posix-syntax*
 ft-postscr-syntax	syntax.txt	/*ft-postscr-syntax*
 ft-ppwiz-syntax	syntax.txt	/*ft-ppwiz-syntax*
 ft-printcap-syntax	syntax.txt	/*ft-printcap-syntax*
@@ -7745,6 +7751,7 @@ mapmode-s	map.txt	/*mapmode-s*
 mapmode-t	map.txt	/*mapmode-t*
 mapmode-v	map.txt	/*mapmode-v*
 mapmode-x	map.txt	/*mapmode-x*
+mapnew()	eval.txt	/*mapnew()*
 mapping	map.txt	/*mapping*
 mapping-functions	usr_41.txt	/*mapping-functions*
 mapset()	eval.txt	/*mapset()*