vim-patch:partial 53f7fccc9413 (#15631)

* vim-patch:partial 53f7fccc9413

Update runtime files
https://github.com/vim/vim/commit/53f7fccc9413c9f770694b56f40f242d383b2d5f

omit macros/hanoi/hanoi.vim
omit spell/tet/main.aap
omit tools/shtags.1
omit tools/xcmdsrv_client.c

skip doc/pattern.txt (requires 8.2.3110; 8.2.{1665,1872})
skip doc/map.txt (requires 8.2.3228)

14 files changed, 122 insertions, 59 deletions

diff --git a/runtime/compiler/spectral.vim b/runtime/compiler/spectral.vim
new file mode 100644
index 0000000000..bd13c51f43
--- /dev/null
+++ b/runtime/compiler/spectral.vim
@@ -0,0 +1,17 @@
+" Vim compiler file
+" Compiler:    Spectral for YAML
+" Maintainer:  Romain Lafourcade <romainlafourcade@gmail.com>
+" Last Change: 2021 July 21
+
+if exists("current_compiler")
+    finish
+endif
+let current_compiler = "spectral"
+
+if exists(":CompilerSet") != 2
+    command -nargs=* CompilerSet setlocal <args>
+endif
+
+CompilerSet makeprg=spectral\ lint\ %\ -f\ text
+CompilerSet errorformat=%f:%l:%c\ %t%.%\\{-}\ %m
+
diff --git a/runtime/compiler/yamllint.vim b/runtime/compiler/yamllint.vim
new file mode 100644
index 0000000000..889b04b63c
--- /dev/null
+++ b/runtime/compiler/yamllint.vim
@@ -0,0 +1,16 @@
+" Vim compiler file
+" Compiler:    Yamllint for YAML
+" Maintainer:  Romain Lafourcade <romainlafourcade@gmail.com>
+" Last Change: 2021 July 21
+
+if exists("current_compiler")
+    finish
+endif
+let current_compiler = "yamllint"
+
+if exists(":CompilerSet") != 2
+    command -nargs=* CompilerSet setlocal <args>
+endif
+
+CompilerSet makeprg=yamllint\ -f\ parsable
+
diff --git a/runtime/doc/autocmd.txt b/runtime/doc/autocmd.txt
index aae76e4d4b..7a53f17a78 100644
--- a/runtime/doc/autocmd.txt
+++ b/runtime/doc/autocmd.txt
@@ -499,10 +499,10 @@ CursorMoved			After the cursor was moved in Normal or Visual
 				mode or to another window.  Also when the text
 				of the cursor line has been changed, e.g. with
 				"x", "rx" or "p".
-				Not triggered when there is typeahead, when
-				an operator is pending or when moving to
-				another window while remaining at the same
-				cursor position.
+				Not triggered when there is typeahead, while
+				executing a script file, when an operator is
+				pending, or when moving to another window while
+				remaining at the same cursor position.
 				For an example see |match-parens|.
 				Note: Cannot be skipped with |:noautocmd|.
 				Careful: This is triggered very often, don't
diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 2db8995eab..94ba773278 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -2678,6 +2678,7 @@ append({lnum}, {text})					*append()*
 		Otherwise append {text} as one text line below line {lnum} in
 		the current buffer.
 		{lnum} can be zero to insert a line before the first one.
+		{lnum} is used like with |getline()|.
 		Returns 1 for failure ({lnum} out of range or out of memory),
 		0 for success.  Example: >
 			:let failed = append(line('$'), "# THE END")
@@ -2883,8 +2884,9 @@ bufloaded({expr})					*bufloaded()*
 			let loaded = 'somename'->bufloaded()
 
 bufname([{expr}])						*bufname()*
-		The result is the name of a buffer, as it is displayed by the
-		":ls" command.
+		The result is the name of a buffer.  Mostly as it is displayed
+		by the `:ls` command, but not using special names such as
+		"[No Name]".
 		If {expr} is omitted the current buffer is used.
 		If {expr} is a Number, that buffer number's name is given.
 		Number zero is the alternate buffer for the current window.
@@ -2917,7 +2919,7 @@ bufname([{expr}])						*bufname()*
 							*bufnr()*
 bufnr([{expr} [, {create}]])
 		The result is the number of a buffer, as it is displayed by
-		the ":ls" command.  For the use of {expr}, see |bufname()|
+		the `:ls` command.  For the use of {expr}, see |bufname()|
 		above.
 		If the buffer doesn't exist, -1 is returned.  Or, if the
 		{create} argument is present and TRUE, a new, unlisted,
@@ -3096,10 +3098,10 @@ charidx({string}, {idx} [, {countcc}])
 		The index of the first character is zero.
 		If there are no multibyte characters the returned value is
 		equal to {idx}.
-		When {countcc} is omitted or zero, then composing characters
-		are not counted separately, their byte length is added to the
-		preceding base character.
-		When {countcc} is set to 1, then composing characters are
+		When {countcc} is omitted or |FALSE|, then composing characters
+		are not counted separately, their byte length is
+		added to the preceding base character.
+		When {countcc} is |TRUE|, then composing characters are
 		counted as separate characters.
 		Returns -1 if the arguments are invalid or if {idx} is greater
 		than the index of the last byte in {string}.  An error is
@@ -3241,7 +3243,9 @@ complete_info([{what}])
 				See |complete-items|.
 		   selected	Selected item index.  First index is zero.
 				Index is -1 if no item is selected (showing
-				typed text only)
+				typed text only, or the last completion after
+				no item is selected when using the <Up> or
+				<Down> keys)
 		   inserted	Inserted string. [NOT IMPLEMENT YET]
 
 							*complete_info_mode*
@@ -4031,16 +4035,19 @@ filewritable({file})					*filewritable()*
 
 
 filter({expr1}, {expr2})					*filter()*
-		{expr1} must be a |List| or a |Dictionary|.
+		{expr1} must be a |List|, |Blob|, or a |Dictionary|.
 		For each item in {expr1} evaluate {expr2} and when the result
-		is zero remove the item from the |List| or |Dictionary|.
+		is zero remove the item from the |List| or |Dictionary|. For a
+		|Blob| each byte is removed.
+
 		{expr2} must be a |string| or |Funcref|.
 
 		If {expr2} is a |string|, inside {expr2} |v:val| has the value
 		of the current item.  For a |Dictionary| |v:key| has the key
 		of the current item and for a |List| |v:key| has the index of
-		the current item.
-		For a |Dictionary| |v:key| has the key of the current item.
+		the current item.  For a |Blob| |v:key| has the index of the
+		current byte.
+
 		Examples: >
 			call filter(mylist, 'v:val !~ "OLD"')
 <		Removes the items where "OLD" appears. >
@@ -4071,11 +4078,11 @@ filter({expr1}, {expr2})					*filter()*
 		|Dictionary| to remain unmodified make a copy first: >
 			:let l = filter(copy(mylist), 'v:val =~ "KEEP"')
 
-<		Returns {expr1}, the |List| or |Dictionary| that was filtered.
-		When an error is encountered while evaluating {expr2} no
-		further items in {expr1} are processed. When {expr2} is a
-		Funcref errors inside a function are ignored, unless it was
-		defined with the "abort" flag.
+<		Returns {expr1}, the |List| , |Blob| or |Dictionary| that was
+		filtered.  When an error is encountered while evaluating
+		{expr2} no further items in {expr1} are processed.  When
+		{expr2} is a Funcref errors inside a function are ignored,
+		unless it was defined with the "abort" flag.
 
 		Can also be used as a |method|: >
 			mylist->filter(expr2)
@@ -6058,8 +6065,8 @@ line2byte({lnum})					*line2byte()*
 		line just below the last line: >
 			line2byte(line("$") + 1)
 <		This is the buffer size plus one.  If 'fileencoding' is empty
-		it is the file size plus one.
-		When {lnum} is invalid -1 is returned.
+		it is the file size plus one.  {lnum} is used like with
+		|getline()|.  When {lnum} is invalid -1 is returned.
 		Also see |byte2line()|, |go| and |:goto|.
 
 lispindent({lnum})					*lispindent()*
@@ -6125,7 +6132,8 @@ map({expr1}, {expr2})					*map()*
 		If {expr2} is a |string|, inside {expr2} |v:val| has the value
 		of the current item. For a |Dictionary| |v:key| has the key
 		of the current item and for a |List| |v:key| has the index of
-		the current item.
+		the current item.  For a |Blob| |v:key| has the index of the
+		current byte.
 		Example: >
 			:call map(mylist, '"> " . v:val . " <"')
 <		This puts "> " before and " <" after each item in "mylist".
@@ -6721,6 +6729,7 @@ nextnonblank({lnum})					*nextnonblank()*
 			if getline(nextnonblank(1)) =~ "Java"
 <		When {lnum} is invalid or there is no non-blank line at or
 		below it, zero is returned.
+		{lnum} is used like with |getline()|.
 		See also |prevnonblank()|.
 
 nr2char({expr} [, {utf8}])				*nr2char()*
@@ -6800,6 +6809,7 @@ prevnonblank({lnum})					*prevnonblank()*
 			let ind = indent(prevnonblank(v:lnum - 1))
 <		When {lnum} is invalid or there is no non-blank line at or
 		above it, zero is returned.
+		{lnum} is used like with |getline()|.
 		Also see |nextnonblank()|.
 
 
@@ -7209,7 +7219,8 @@ reltimefloat({time})				*reltimefloat()*
 			call MyFunction()
 			let seconds = reltimefloat(reltime(start))
 		See the note of reltimestr() about overhead.
- 		Also see |profiling|.
+		Also see |profiling|.
+		If there is an error an empty string is returned
 
 reltimestr({time})				*reltimestr()*
 		Return a String that represents the time value of {time}.
@@ -7223,6 +7234,7 @@ reltimestr({time})				*reltimestr()*
 		can use split() to remove it. >
 			echo split(reltimestr(reltime(start)))[0]
 <		Also see |profiling|.
+		If there is an error an empty string is returned
 
 							*remote_expr()* *E449*
 remote_expr({server}, {string} [, {idvar} [, {timeout}]])
@@ -8987,7 +8999,7 @@ synID({lnum}, {col}, {trans})				*synID()*
 		line.  'synmaxcol' applies, in a longer line zero is returned.
 		Note that when the position is after the last character,
 		that's where the cursor can be in Insert mode, synID() returns
-		zero.
+		zero.  {lnum} is used like with |getline()|.
 
 		When {trans} is |TRUE|, transparent items are reduced to the
 		item that they reveal.  This is useful when wanting to know
@@ -9052,7 +9064,7 @@ synconcealed({lnum}, {col})				*synconcealed()*
 		The result is a |List| with currently three items:
 		1. The first item in the list is 0 if the character at the
 		   position {lnum} and {col} is not part of a concealable
-		   region, 1 if it is.
+		   region, 1 if it is.  {lnum} is used like with |getline()|.
 		2. The second item in the list is a string. If the first item
 		   is 1, the second item contains the text which will be
 		   displayed in place of the concealed text, depending on the
@@ -9076,8 +9088,9 @@ synconcealed({lnum}, {col})				*synconcealed()*
 
 synstack({lnum}, {col})					*synstack()*
 		Return a |List|, which is the stack of syntax items at the
-		position {lnum} and {col} in the current window.  Each item in
-		the List is an ID like what |synID()| returns.
+		position {lnum} and {col} in the current window.  {lnum} is
+		used like with |getline()|.  Each item in the List is an ID
+		like what |synID()| returns.
 		The first item in the List is the outer region, following are
 		items contained in that one.  The last one is what |synID()|
 		returns, unless not the whole item is highlighted or it is a
@@ -9674,7 +9687,7 @@ win_screenpos({nr})					*win_screenpos()*
 		[1, 1], unless there is a tabline, then it is [2, 1].
 		{nr} can be the window number or the |window-ID|.  Use zero
 		for the current window.
-		Return [0, 0] if the window cannot be found in the current
+		Returns [0, 0] if the window cannot be found in the current
 		tabpage.
 
 win_splitmove({nr}, {target} [, {options}])		*win_splitmove()*
@@ -12046,7 +12059,7 @@ displayed.
 
 							*except-several-errors*
 When several errors appear in a single command, the first error message is
-usually the most specific one and therefor converted to the error exception.
+usually the most specific one and therefore converted to the error exception.
    Example: >
 	echo novar
 causes >
diff --git a/runtime/doc/fold.txt b/runtime/doc/fold.txt
index 8e2cb2f728..80c934d13b 100644
--- a/runtime/doc/fold.txt
+++ b/runtime/doc/fold.txt
@@ -535,6 +535,8 @@ nest, the nested fold is one character right of the fold it's contained in.
 
 A closed fold is indicated with a '+'.
 
+These characters can be changed with the 'fillchars' option.
+
 Where the fold column is too narrow to display all nested folds, digits are
 shown to indicate the nesting level.
 
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index e2248e5d9a..c5678cf301 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -6749,6 +6749,7 @@ A jump table for the options with a short description can be found at |Q_op|.
 	The `g$` command will move to the end of the screen line.
 	It doesn't make sense to combine "all" with "onemore", but you will
 	not get a warning for it.
+	When combined with other words, "none" is ignored.
 
 			*'visualbell'* *'vb'* *'novisualbell'* *'novb'* *beep*
 'visualbell' 'vb'	boolean	(default off)
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index 572ce28b8d..c6a9094792 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -887,7 +887,7 @@ For Visual Basic use: >
 
 BAAN						    *baan.vim* *baan-syntax*
 
-The baan.vim gives syntax support for BaanC of release BaanIV upto SSA ERP LN
+The baan.vim gives syntax support for BaanC of release BaanIV up to SSA ERP LN
 for both 3 GL and 4 GL programming. Large number of standard defines/constants
 are supported.
 
diff --git a/runtime/indent/bzl.vim b/runtime/indent/bzl.vim
index 6904bfdedb..cf4cfb5fad 100644
--- a/runtime/indent/bzl.vim
+++ b/runtime/indent/bzl.vim
@@ -1,7 +1,7 @@
 " Vim indent file
 " Language:	Bazel (http://bazel.io)
 " Maintainer:	David Barnett (https://github.com/google/vim-ft-bzl)
-" Last Change:	2017 Jun 13
+" Last Change:	2021 Jul 08
 
 if exists('b:did_indent')
   finish
@@ -41,30 +41,41 @@ function GetBzlIndent(lnum) abort
     if exists('g:pyindent_open_paren')
       let l:pyindent_open_paren = g:pyindent_open_paren
     endif
-    let g:pyindent_nested_paren = 'shiftwidth() * 2'
-    let g:pyindent_open_paren = 'shiftwidth() * 2'
+    let g:pyindent_nested_paren = 'shiftwidth()'
+    let g:pyindent_open_paren = 'shiftwidth()'
   endif
 
   let l:indent = -1
 
-  " Indent inside parens.
-  " Align with the open paren unless it is at the end of the line.
-  " E.g.
-  "   open_paren_not_at_EOL(100,
-  "                         (200,
-  "                          300),
-  "                         400)
-  "   open_paren_at_EOL(
-  "       100, 200, 300, 400)
   call cursor(a:lnum, 1)
   let [l:par_line, l:par_col] = searchpairpos('(\|{\|\[', '', ')\|}\|\]', 'bW',
       \ "line('.') < " . (a:lnum - s:maxoff) . " ? dummy :" .
       \ " synIDattr(synID(line('.'), col('.'), 1), 'name')" .
       \ " =~ '\\(Comment\\|String\\)$'")
   if l:par_line > 0
-    call cursor(l:par_line, 1)
-    if l:par_col != col('$') - 1
-      let l:indent = l:par_col
+    " Indent inside parens.
+    if searchpair('(\|{\|\[', '', ')\|}\|\]', 'W',
+      \ "line('.') < " . (a:lnum - s:maxoff) . " ? dummy :" .
+      \ " synIDattr(synID(line('.'), col('.'), 1), 'name')" .
+      \ " =~ '\\(Comment\\|String\\)$'") && line('.') == a:lnum
+      " If cursor is at close parens, match indent with open parens.
+      " E.g.
+      "   foo(
+      "   )
+      let l:indent = indent(l:par_line)
+    else
+      " Align with the open paren unless it is at the end of the line.
+      " E.g.
+      "   open_paren_not_at_EOL(100,
+      "                         (200,
+      "                          300),
+      "                         400)
+      "   open_paren_at_EOL(
+      "       100, 200, 300, 400)
+      call cursor(l:par_line, 1)
+      if l:par_col != col('$') - 1
+        let l:indent = l:par_col
+      endif
     endif
   endif
 
diff --git a/runtime/indent/testdir/xml.in b/runtime/indent/testdir/xml.in
index b6333340e2..88ad51e484 100644
--- a/runtime/indent/testdir/xml.in
+++ b/runtime/indent/testdir/xml.in
@@ -15,7 +15,7 @@ text comment
 </tag1>
 <!--
 text comment
-end coment -->
+end comment -->
 </tag0>
 <!-- END_INDENT -->
 
diff --git a/runtime/indent/testdir/xml.ok b/runtime/indent/testdir/xml.ok
index cfdf701c11..d5e2289cb3 100644
--- a/runtime/indent/testdir/xml.ok
+++ b/runtime/indent/testdir/xml.ok
@@ -15,7 +15,7 @@
         </tag1>
         <!--
                 text comment
-        end coment -->
+        end comment -->
 </tag0>
 <!-- END_INDENT -->
 
diff --git a/runtime/pack/dist/opt/matchit/doc/matchit.txt b/runtime/pack/dist/opt/matchit/doc/matchit.txt
index 3cd2c8e2a7..58a47780ef 100644
--- a/runtime/pack/dist/opt/matchit/doc/matchit.txt
+++ b/runtime/pack/dist/opt/matchit/doc/matchit.txt
@@ -4,7 +4,7 @@ For instructions on installing this file, type
 	`:help matchit-install`
 inside Vim.
 
-For Vim version 8.1.  Last change:  2020 Mar 01
+For Vim version 8.1.  Last change:  2021 May 17
 
 
 		  VIM REFERENCE MANUAL    by Benji Fisher et al
@@ -322,7 +322,7 @@ should work (and have the same effect as "foobar:barfoo:endfoobar"), although
 this has not been thoroughly tested.
 
 You can use |zero-width| patterns such as |\@<=| and |\zs|.  (The latter has
-not been thouroughly tested in matchit.vim.)  For example, if the keyword "if"
+not been thoroughly tested in matchit.vim.)  For example, if the keyword "if"
 must occur at the start of the line, with optional white space, you might use
 the pattern "\(^\s*\)\@<=if" so that the cursor will end on the "i" instead of
 at the start of the line.  For another example, if HTML had only one tag then
diff --git a/runtime/syntax/aptconf.vim b/runtime/syntax/aptconf.vim
index 8cb14321e2..d51e7bdfa9 100644
--- a/runtime/syntax/aptconf.vim
+++ b/runtime/syntax/aptconf.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:	APT config file
 " Maintainer:	Yann Amar <quidame@poivron.org>
-" Last Change:	2015 Dec 22
+" Last Change:	2021 Jul 12
 
 " quit when a syntax file was already loaded
 if !exists("main_syntax")
@@ -396,10 +396,13 @@ syn cluster	aptconfSynaptic_ contains=aptconfSynaptic,
 " }}}
 " Unattended Upgrade: {{{
 syn keyword	aptconfUnattendedUpgrade contained
-	\ AutoFixInterruptedDpkg Automatic-Reboot Automatic-Reboot-Time
-	\ Automatic-Reboot-WithUsers InstallOnShutdown Mail MailOnlyOnError
-	\ MinimalSteps Origins-Pattern Package-Blacklist
-	\ Remove-Unused-Dependencies
+	\ Allow-APT-Mark-Fallback Allow-downgrade AutoFixInterruptedDpkg
+	\ Automatic-Reboot Automatic-Reboot-Time Automatic-Reboot-WithUsers
+	\ Debug InstallOnShutdown Mail MailOnlyOnError MailReport MinimalSteps
+	\ OnlyOnACPower Origins-Pattern Package-Blacklist
+	\ Remove-New-Unused-Dependencies Remove-Unused-Dependencies
+	\ Remove-Unused-Kernel-Packages Skip-Updates-On-Metered-Connections
+	\ SyslogEnable SyslogFacility Verbose
 
 syn cluster	aptconfUnattendedUpgrade_ contains=aptconfUnattendedUpgrade
 " }}}
diff --git a/runtime/syntax/pascal.vim b/runtime/syntax/pascal.vim
index 3ab5c2e661..206df213a6 100644
--- a/runtime/syntax/pascal.vim
+++ b/runtime/syntax/pascal.vim
@@ -3,7 +3,7 @@
 " Maintainer:		Doug Kearns <dougkearns@gmail.com>
 " Previous Maintainers:	Xavier Crégut <xavier.cregut@enseeiht.fr>
 "			Mario Eusebio <bio@dq.fct.unl.pt>
-" Last Change:		2021 Apr 23
+" Last Change:		2021 May 20
 
 " Contributors: Tim Chase <tchase@csc.com>,
 "		Stas Grabois <stsi@vtrails.com>,
diff --git a/runtime/syntax/redif.vim b/runtime/syntax/redif.vim
index 198d5c7530..9fa9064a86 100644
--- a/runtime/syntax/redif.vim
+++ b/runtime/syntax/redif.vim
@@ -1,7 +1,7 @@
 " Vim syntax file
 " Language:          ReDIF
 " Maintainer:        Axel Castellane <axel.castellane@polytechnique.edu>
-" Last Change:       2021 Jun 17
+" Last Change:       2013 April 17
 " Original Author:   Axel Castellane
 " Source:            http://openlib.org/acmes/root/docu/redif_1.html
 " File Extension:    rdf
@@ -932,7 +932,7 @@ highlight redifFieldDeprecated term=undercurl cterm=undercurl gui=undercurl guis
 " Sync: The template-type (ReDIF-Paper, ReDIF-Archive, etc.) influences which
 " fields can follow. Thus sync must search backwards for it.
 "
-" I would like to simply ask VIM to search backward for the first occurrence of
+" I would like to simply ask VIM to search backward for the first occurence of
 " /^Template-Type:/, but it does not seem to be possible, so I have to start
 " from the beginning of the file... This might slow down a lot for files that
 " contain a lot of Template-Type statements.