Update runtime files

2021-08-14 21:25:52 +02:00
parent bfb2bb16bc
commit 6aa57295cf
35 changed files with 1650 additions and 284 deletions
--- a/runtime/doc/autocmd.txt
+++ b/runtime/doc/autocmd.txt
@@ -1,4 +1,4 @@
-*autocmd.txt*   For Vim version 8.2.  Last change: 2021 Jul 27
+*autocmd.txt*   For Vim version 8.2.  Last change: 2021 Aug 01


 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -76,7 +76,7 @@ and in a `:def` function) then {cmd} will be executed as in Vim9
 script.  Thus this depends on where the autocmd is defined, not where it is
 triggered.

-{cmd} can use a block, like with `:command`, see |:command-repl|.  Example: >
+{cmd} can be a block, like with `:command`, see |:command-repl|.  Example: >
 	au BufReadPost *.xml {
 		  setlocal matchpairs+=<:>
 		  /<start
--- a/runtime/doc/channel.txt
+++ b/runtime/doc/channel.txt
@@ -536,7 +536,7 @@ ch_evalraw({handle}, {string} [, {options}])		*ch_evalraw()*
 			GetChannel()->ch_evalraw(rawstring)

 ch_getbufnr({handle}, {what})				 *ch_getbufnr()*
-		Get the buffer number that {handle} is using for {what}.
+		Get the buffer number that {handle} is using for String {what}.
 		{handle} can be a Channel or a Job that has a Channel.
 		{what} can be "err" for stderr, "out" for stdout or empty for
 		socket output.
@@ -586,8 +586,8 @@ ch_info({handle})						*ch_info()*


 ch_log({msg} [, {handle}])					*ch_log()*
-		Write {msg} in the channel log file, if it was opened with
-		|ch_logfile()|.
+		Write String {msg} in the channel log file, if it was opened
+		with |ch_logfile()|.
 		When {handle} is passed the channel number is used for the
 		message.
 		{handle} can be a Channel or a Job that has a Channel.  The
@@ -625,7 +625,7 @@ ch_open({address} [, {options}])				*ch_open()*
 		Open a channel to {address}.  See |channel|.
 		Returns a Channel.  Use |ch_status()| to check for failure.

-		{address} has the form "hostname:port", e.g.,
+		{address} is a String and has the form "hostname:port", e.g.,
 		"localhost:8765".

 		When using an IPv6 address, enclose it within square brackets.
--- a/runtime/doc/cmdline.txt
+++ b/runtime/doc/cmdline.txt
@@ -1,4 +1,4 @@
-*cmdline.txt*   For Vim version 8.2.  Last change: 2021 May 30
+*cmdline.txt*   For Vim version 8.2.  Last change: 2021 Aug 06


 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -170,7 +170,12 @@ CTRL-R {register}					*c_CTRL-R* *c_<C-R>*
 				too.
 				When the result is a Float it's automatically
 				converted to a String.
-		See |registers| about registers.
+				Note that when you only want to move the
+				cursor and not insert anything, you must make
+				sure the expression evaluates to an empty
+				string.  E.g.: >
+					<C-R><C-R>=setcmdpos(2)[-1]<CR>
+<		See |registers| about registers.
 		Implementation detail: When using the |expression| register
 		and invoking setcmdpos(), this sets the position before
 		inserting the resulting string.  Use CTRL-R CTRL-R to set the
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
--- a/runtime/doc/if_lua.txt
+++ b/runtime/doc/if_lua.txt
@@ -1,4 +1,4 @@
-*if_lua.txt*    For Vim version 8.2.  Last change: 2021 Apr 07
+*if_lua.txt*    For Vim version 8.2.  Last change: 2021 Aug 06


 		  VIM REFERENCE MANUAL    by Luis Carvalho
--- a/runtime/doc/insert.txt
+++ b/runtime/doc/insert.txt
@@ -1,4 +1,4 @@
-*insert.txt*    For Vim version 8.2.  Last change: 2021 Jul 05
+*insert.txt*    For Vim version 8.2.  Last change: 2021 Jul 31


 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1194,7 +1194,7 @@ match to the total list.  These matches should then not appear in the returned
 list!  Call |complete_check()| now and then to allow the user to press a key
 while still searching for matches.  Stop searching when it returns non-zero.

-							*E839* *E840*
+							*E840*
 The function is allowed to move the cursor, it is restored afterwards.
 The function is not allowed to move to another window or delete text.

--- a/runtime/doc/map.txt
+++ b/runtime/doc/map.txt
@@ -1,4 +1,4 @@
-*map.txt*       For Vim version 8.2.  Last change: 2021 Aug 01
+*map.txt*       For Vim version 8.2.  Last change: 2021 Aug 05


 		  VIM REFERENCE MANUAL    by Bram Moolenaar
--- a/runtime/doc/message.txt
+++ b/runtime/doc/message.txt
@@ -1,4 +1,4 @@
-*message.txt*   For Vim version 8.2.  Last change: 2020 Dec 29
+*message.txt*   For Vim version 8.2.  Last change: 2021 Jul 31


 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -774,6 +774,14 @@ a user-defined command.
 This can only happen when changing the source code, when adding a command in
 src/ex_cmds.h.  The lookup table then needs to be updated, by running: >
 	make cmdidxs
+<
+						*E928* *E889* *E839*  >
+  E928: String required
+  E889: Number required
+  E839: Bool required
+
+These happen when a value or expression is used that does not have the
+expected type.

 ==============================================================================
 3. Messages						*messages*
--- a/runtime/doc/popup.txt
+++ b/runtime/doc/popup.txt
@@ -1,4 +1,4 @@
-*popup.txt*  For Vim version 8.2.  Last change: 2021 Feb 21
+*popup.txt*  For Vim version 8.2.  Last change: 2021 Aug 03


 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -904,6 +904,8 @@ Some recommended key actions:
 	cursor keys	select another entry
 	Tab		accept current suggestion

+When CTRL-C is pressed the popup is closed, the filter will not be invoked.
+
 A mouse click arrives as <LeftMouse>.  The coordinates can be obtained with
 |getmousepos()|.

--- a/runtime/doc/sign.txt
+++ b/runtime/doc/sign.txt
@@ -451,13 +451,13 @@ sign_getdefined([{name}])				*sign_getdefined()*
 		Can also be used as a |method|: >
 			GetSignList()->sign_getdefined()

-sign_getplaced([{expr} [, {dict}]])			*sign_getplaced()*
+sign_getplaced([{buf} [, {dict}]])			*sign_getplaced()*
 		Return a list of signs placed in a buffer or all the buffers.
 		This is similar to the |:sign-place-list| command.

-		If the optional buffer name {expr} is specified, then only the
+		If the optional buffer name {buf} is specified, then only the
 		list of signs placed in that buffer is returned.  For the use
-		of {expr}, see |bufname()|. The optional {dict} can contain
+		of {buf}, see |bufname()|. The optional {dict} can contain
 		the following entries:
 		   group	select only signs in this group
 		   id		select sign with this identifier
@@ -515,12 +515,12 @@ sign_getplaced([{expr} [, {dict}]])			*sign_getplaced()*
 			GetBufname()->sign_getplaced()
 <
 							*sign_jump()*
-sign_jump({id}, {group}, {expr})
-		Open the buffer {expr} or jump to the window that contains
-		{expr} and position the cursor at sign {id} in group {group}.
+sign_jump({id}, {group}, {buf})
+		Open the buffer {buf} or jump to the window that contains
+		{buf} and position the cursor at sign {id} in group {group}.
 		This is similar to the |:sign-jump| command.

-		For the use of {expr}, see |bufname()|.
+		For the use of {buf}, see |bufname()|.

 		Returns the line number of the sign. Returns -1 if the
 		arguments are invalid.
@@ -533,9 +533,9 @@ sign_jump({id}, {group}, {expr})
 			GetSignid()->sign_jump()
 <
 							*sign_place()*
-sign_place({id}, {group}, {name}, {expr} [, {dict}])
+sign_place({id}, {group}, {name}, {buf} [, {dict}])
 		Place the sign defined as {name} at line {lnum} in file or
-		buffer {expr} and assign {id} and {group} to sign.  This is
+		buffer {buf} and assign {id} and {group} to sign.  This is
 		similar to the |:sign-place| command.

 		If the sign identifier {id} is zero, then a new identifier is
@@ -546,12 +546,12 @@ sign_place({id}, {group}, {name}, {expr} [, {dict}])
 		and |sign-group| for more information.

 		{name} refers to a defined sign.
-		{expr} refers to a buffer name or number. For the accepted
+		{buf} refers to a buffer name or number. For the accepted
 		values, see |bufname()|.

 		The optional {dict} argument supports the following entries:
 			lnum		line number in the file or buffer
-					{expr} where the sign is to be placed.
+					{buf} where the sign is to be placed.
 					For the accepted values, see |line()|.
 			priority	priority of the sign. See
 					|sign-priority| for more information.
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -2307,6 +2307,7 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 :command-nargs	map.txt	/*:command-nargs*
 :command-range	map.txt	/*:command-range*
 :command-register	map.txt	/*:command-register*
+:command-repl	map.txt	/*:command-repl*
 :command-verbose	map.txt	/*:command-verbose*
 :comment	cmdline.txt	/*:comment*
 :comp	quickfix.txt	/*:comp*
@@ -3983,6 +3984,9 @@ E121	eval.txt	/*E121*
 E1214	eval.txt	/*E1214*
 E122	eval.txt	/*E122*
 E123	eval.txt	/*E123*
+E1231	map.txt	/*E1231*
+E1232	eval.txt	/*E1232*
+E1233	eval.txt	/*E1233*
 E124	eval.txt	/*E124*
 E125	eval.txt	/*E125*
 E126	eval.txt	/*E126*
@@ -4740,7 +4744,7 @@ E835	options.txt	/*E835*
 E836	if_pyth.txt	/*E836*
 E837	if_pyth.txt	/*E837*
 E838	netbeans.txt	/*E838*
-E839	insert.txt	/*E839*
+E839	message.txt	/*E839*
 E84	windows.txt	/*E84*
 E840	insert.txt	/*E840*
 E841	map.txt	/*E841*
@@ -4793,6 +4797,7 @@ E885	sign.txt	/*E885*
 E886	starting.txt	/*E886*
 E887	if_pyth.txt	/*E887*
 E888	pattern.txt	/*E888*
+E889	message.txt	/*E889*
 E89	message.txt	/*E89*
 E890	syntax.txt	/*E890*
 E891	eval.txt	/*E891*
@@ -4835,7 +4840,7 @@ E924	quickfix.txt	/*E924*
 E925	quickfix.txt	/*E925*
 E926	quickfix.txt	/*E926*
 E927	eval.txt	/*E927*
-E928	eval.txt	/*E928*
+E928	message.txt	/*E928*
 E929	starting.txt	/*E929*
 E93	windows.txt	/*E93*
 E930	eval.txt	/*E930*
@@ -5165,6 +5170,10 @@ TabNew	autocmd.txt	/*TabNew*
 Tcl	if_tcl.txt	/*Tcl*
 TermChanged	autocmd.txt	/*TermChanged*
 TermResponse	autocmd.txt	/*TermResponse*
+TermdebugStartPost	terminal.txt	/*TermdebugStartPost*
+TermdebugStartPre	terminal.txt	/*TermdebugStartPre*
+TermdebugStopPost	terminal.txt	/*TermdebugStopPost*
+TermdebugStopPre	terminal.txt	/*TermdebugStopPre*
 Terminal-Job	terminal.txt	/*Terminal-Job*
 Terminal-Normal	terminal.txt	/*Terminal-Normal*
 Terminal-mode	terminal.txt	/*Terminal-mode*
@@ -6312,6 +6321,7 @@ execute-menus	gui.txt	/*execute-menus*
 exepath()	eval.txt	/*exepath()*
 exim	starting.txt	/*exim*
 exists()	eval.txt	/*exists()*
+exists_compiled()	eval.txt	/*exists_compiled()*
 exiting	starting.txt	/*exiting*
 exiting-variable	eval.txt	/*exiting-variable*
 exp()	eval.txt	/*exp()*
@@ -6942,6 +6952,7 @@ g:tar_nomax	pi_tar.txt	/*g:tar_nomax*
 g:tar_readoptions	pi_tar.txt	/*g:tar_readoptions*
 g:tar_secure	pi_tar.txt	/*g:tar_secure*
 g:tar_writeoptions	pi_tar.txt	/*g:tar_writeoptions*
+g:termdebugger	terminal.txt	/*g:termdebugger*
 g:terminal_ansi_colors	terminal.txt	/*g:terminal_ansi_colors*
 g:tex_comment_nospell	syntax.txt	/*g:tex_comment_nospell*
 g:tex_conceal	syntax.txt	/*g:tex_conceal*
@@ -7770,6 +7781,7 @@ lua-funcref	if_lua.txt	/*lua-funcref*
 lua-list	if_lua.txt	/*lua-list*
 lua-luaeval	if_lua.txt	/*lua-luaeval*
 lua-vim	if_lua.txt	/*lua-vim*
+lua-vim-variables	if_lua.txt	/*lua-vim-variables*
 lua-window	if_lua.txt	/*lua-window*
 lua.vim	syntax.txt	/*lua.vim*
 luaeval()	eval.txt	/*luaeval()*
@@ -9646,6 +9658,7 @@ termcap-title	term.txt	/*termcap-title*
 termdebug-commands	terminal.txt	/*termdebug-commands*
 termdebug-communication	terminal.txt	/*termdebug-communication*
 termdebug-customizing	terminal.txt	/*termdebug-customizing*
+termdebug-events	terminal.txt	/*termdebug-events*
 termdebug-example	terminal.txt	/*termdebug-example*
 termdebug-prompt	terminal.txt	/*termdebug-prompt*
 termdebug-starting	terminal.txt	/*termdebug-starting*
@@ -10176,7 +10189,12 @@ vim-raku	ft_raku.txt	/*vim-raku*
 vim-script-intro	usr_41.txt	/*vim-script-intro*
 vim-use	intro.txt	/*vim-use*
 vim-variable	eval.txt	/*vim-variable*
+vim.b	if_lua.txt	/*vim.b*
+vim.g	if_lua.txt	/*vim.g*
+vim.t	if_lua.txt	/*vim.t*
+vim.v	if_lua.txt	/*vim.v*
 vim.vim	syntax.txt	/*vim.vim*
+vim.w	if_lua.txt	/*vim.w*
 vim7	version7.txt	/*vim7*
 vim8	version8.txt	/*vim8*
 vim9	vim9.txt	/*vim9*
@@ -10189,6 +10207,7 @@ vim9-declarations	usr_46.txt	/*vim9-declarations*
 vim9-differences	vim9.txt	/*vim9-differences*
 vim9-export	vim9.txt	/*vim9-export*
 vim9-final	vim9.txt	/*vim9-final*
+vim9-function-defined-later	vim9.txt	/*vim9-function-defined-later*
 vim9-gotchas	vim9.txt	/*vim9-gotchas*
 vim9-ignored-argument	vim9.txt	/*vim9-ignored-argument*
 vim9-import	vim9.txt	/*vim9-import*
--- a/runtime/doc/terminal.txt
+++ b/runtime/doc/terminal.txt
@@ -1,4 +1,4 @@
-*terminal.txt*	For Vim version 8.2.  Last change: 2021 Feb 13
+*terminal.txt*	For Vim version 8.2.  Last change: 2021 Aug 10


 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -1352,6 +1352,33 @@ Other commands ~
 *:Asm*	     jump to the window with the disassembly, create it if there
 	     isn't one

+Events ~
+							*termdebug-events*
+Four autocommands can be used: >
+	au User TermdebugStartPre  echomsg 'debugging starting'
+	au User TermdebugStartPost echomsg 'debugging started'
+	au User TermdebugStopPre   echomsg 'debugging stopping'
+	au User TermdebugStopPost  echomsg 'debugging stopped'
+<
+						*TermdebugStartPre*
+TermdebugStartPre		Before starting debugging.
+				Not triggered if the debugger is already
+				running or |g:termdebugger| cannot be
+				executed.
+						*TermdebugStartPost*
+TermdebugStartPost		After debugging has initialized.
+				If a "!" bang is passed to `:Termdebug` or
+				`:TermdebugCommand` the event is triggered
+				before running the provided command in gdb.
+						*TermdebugStopPre*
+TermdebugStopPre		Before debugging ends, when gdb is terminated,
+				most likely after issuing a "quit" command in
+				the gdb window.
+						*TermdebugStopPost*
+TermdebugStopPost		After debugging has ended, gdb-related windows
+				are closed, debug buffers wiped out and
+				the state before the debugging was restored.
+

 Prompt mode ~
 						*termdebug-prompt*
@@ -1396,11 +1423,11 @@ communication channel.

 Customizing ~

-GDB command						 *termdebug-customizing*
-
-To change the name of the gdb command, set the "termdebugger" variable before
+GDB command						*termdebug-customizing*
+							*g:termdebugger*
+To change the name of the gdb command, set the "g:termdebugger" variable before
 invoking `:Termdebug`: >
-	let termdebugger = "mygdb"
+	let g:termdebugger = "mygdb"
 <							*gdb-version*
 Only debuggers fully compatible with gdb will work.  Vim uses the GDB/MI
 interface.  The "new-ui" command  requires gdb version 7.12 or later.  if you
--- a/runtime/doc/testing.txt
+++ b/runtime/doc/testing.txt
@@ -446,7 +446,7 @@ assert_notmatch({pattern}, {actual} [, {msg}])


 assert_report({msg})					*assert_report()*
-		Report a test failure directly, using {msg}.
+		Report a test failure directly, using String {msg}.
 		Always returns one.

 		Can also be used as a |method|: >
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 8.2.  Last change: 2021 Jul 26
+*todo.txt*      For Vim version 8.2.  Last change: 2021 Aug 14


 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -38,14 +38,9 @@ browser use: https://github.com/vim/vim/issues/1234
 							*known-bugs*
 -------------------- Known bugs and current work -----------------------

-Try out callgrind with kcachegrind.
-
 Vim9 - Make everything work:
- Check TODO items in vim9compile.c and vim9execute.c
 - use CheckLegacyAndVim9Success(lines) in many more places
-    This doesn't work - Test_list_assign():
-	  var l = [0]
-	  l[:] = [1, 2]
+- Check TODO items in vim9compile.c and vim9execute.c
 - For builtin functions using tv_get_string*() use check_for_string() to be
  more strict about the argument type (not a bool).
    done: balloon_()
@@ -60,6 +55,7 @@ Vim9 - Make everything work:
  defined.
 - Unexpected error message when using "var x: any | x.key = 9", because "x" is
  given the type number.  Can we use VAR_ANY?
+- Check performance with callgrind and kcachegrind.

 Once Vim9 is stable:
 - Add the "vim9script" feature, can use has('vim9script')
@@ -75,6 +71,8 @@ Further Vim9 improvements, possibly after launch:
  'foldexpr', 'foldtext', 'printexpr', 'diffexpr', 'patchexpr', 'charconvert',
  'balloonexpr', 'includeexpr', 'indentexpr', 'formatexpr'.
  Give an error if compilation fails. (#7625)
+  Alternatively: Detect a compiled function call and skip the expression
+  evaluation.
  Use the location where the option was set for deciding whether it's to be
  evaluated in Vim9 script context.
 - implement :type, "import type"
@@ -235,7 +233,6 @@ Valgrind reports overlapping memcpy in
    test_normal
    test_popupwin.35 et al.
    test_search_stat
-Using uninitialized value in test_crypt (can't explain why).
 Memory leak in test_debugger
 Memory leak in test_paste, using XtOpenDisplay several times
 OLD:
@@ -291,8 +288,6 @@ Scroll doesn't work correctly, why?
 glob() and globfile() do not always honor 'wildignorecase'. #8350
 globpath() does not use 'wildignorecase' at all?

-":find" incorrectly searches parent directory of path (#8533)
-
 Add 'termguiattr' option, use "gui=" attributes in the terminal?  Would work
 with 'termguicolors'. #1740

@@ -305,9 +300,6 @@ Missing filetype test for bashrc, PKGBUILD, etc.
 Add an option to not fetch terminal codes in xterm, to avoid flicker when t_Co
 changes.

-MS-Windows: instead of "edit with multiple Vims" use "Edit with Vim in
-multiple tabs". #8404
-
 When using ":bwipe!" also get rid of references to be buffer, e.g. in the
 jumplist and alternate file.

@@ -724,9 +716,6 @@ tab page. (Ingo Karkat, #4324)
 This modeline throws unexpected errors: (#4165)
    vim: syn=nosyntax

-":doau SomeEvent" gives "No matching autocommands".  This message doesn't give
-a hint about how to fix it. (#4300)
-
 Make balloon_show() work outside of 'balloonexpr'?  Users expect it to work:
 #2948. (related to #1512?)
 Also see #2352, want better control over balloon, perhaps set the position.
--- a/runtime/doc/usr_41.txt
+++ b/runtime/doc/usr_41.txt
@@ -1,4 +1,4 @@
-*usr_41.txt*	For Vim version 8.2.  Last change: 2021 Jul 19
+*usr_41.txt*	For Vim version 8.2.  Last change: 2021 Aug 08

 		     VIM USER MANUAL - by Bram Moolenaar

--- a/runtime/doc/vim9.txt
+++ b/runtime/doc/vim9.txt
@@ -1,4 +1,4 @@
-*vim9.txt*	For Vim version 8.2.  Last change: 2021 Jul 28
+*vim9.txt*	For Vim version 8.2.  Last change: 2021 Aug 11


 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -324,19 +324,19 @@ used: >
 This is especially useful in a user command: >

 	command -range Rename {
-		| var save = @a
-		| @a = 'some expression'
-		| echo 'do something with ' .. @a
-		| @a = save
-		|}
+		 var save = @a
+		 @a = 'some expression'
+		 echo 'do something with ' .. @a
+		 @a = save
+	    }

 And with autocommands: >

   au BufWritePre *.go {
-		| var save = winsaveview()
-		| silent! exe ':%! some formatting command'
-		| winrestview(save)
-		|}
+		 var save = winsaveview()
+		 silent! exe ':%! some formatting command'
+		 winrestview(save)
+	   }

 Although using a :def function probably works better.

@@ -351,8 +351,8 @@ with `:unlet`.
 `:lockvar` does not work on local variables.  Use `:const` and `:final`
 instead.

-The `exists()` function does not work on local variables or arguments.  These
-are visible at compile time only, not at runtime.
+The `exists()` and `exists_compiled()` functions do not work on local variables
+or arguments.

 Variables, functions and function arguments cannot shadow previously defined
 or imported variables and functions in the same script file.
@@ -373,6 +373,32 @@ called without "g:". >
 	echo GlobalFunc()
 The "g:" prefix is not needed for auto-load functions.

+					*vim9-function-defined-later*
+Although global functions can be called without the "g:" prefix, they must
+exist when compiled.  By adding the "g:" prefix the function can be defined
+later.  Example: >
+	def CallPluginFunc()
+	  if exists('g:loaded_plugin')
+	    g:PluginFunc()
+	  endif
+	enddef
+
+If you would do it like this you get an error at compile time that
+"PluginFunc" does not exist, even when "g:loaded_plugin" does not exist: >
+	def CallPluginFunc()
+	  if exists('g:loaded_plugin')
+	    PluginFunc()   # Error - function not found
+	  endif
+	enddef
+
+You can use exists_compiled() to avoid the error, but then the function would
+not be called, even when "g:loaded_plugin" is defined later: >
+	def CallPluginFunc()
+	  if exists_compiled('g:loaded_plugin')
+	    PluginFunc()   # Function may never be called
+	  endif
+	enddef
+
 Since `&opt = value` is now assigning a value to option "opt", ":&" cannot be
 used to repeat a `:substitute` command.
 							*vim9-unpack-ignore*
@@ -940,7 +966,8 @@ evaluates to false: >
 	    use-feature
 	  endif
 	enddef
-<							*vim9-user-command*
+The `exists_compiled()` function can also be used for this.
+							*vim9-user-command*
 Another side effect of compiling a function is that the presence of a user
 command is checked at compile time.  If the user command is defined later an
 error will result.  This works: >
@@ -1407,8 +1434,7 @@ The script name after `import` can be:
 - A path not being relative or absolute.  This will be found in the
  "import" subdirectories of 'runtimepath' entries.  The name will usually be
  longer and unique, to avoid loading the wrong file.
-  Note that "after/import" is not used, unless it is explicitly added in
-  'runtimepath'.
+  Note that "after/import" is not used.

 Once a vim9 script file has been imported, the result is cached and used the
 next time the same script is imported.  It will not be read again.