Update runtime files.

8 files changed, 44 insertions, 42 deletions

diff --git a/runtime/doc/index.txt b/runtime/doc/index.txt
index 2d96769c4..ea1b137ee 100644
--- a/runtime/doc/index.txt
+++ b/runtime/doc/index.txt
@@ -1,4 +1,4 @@
-*index.txt*     For Vim version 8.2.  Last change: 2021 Feb 11
+*index.txt*     For Vim version 8.2.  Last change: 2021 Feb 14
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1699,7 +1699,8 @@ tag		command		action ~
 |:version|	:ve[rsion]	print version number and other info
 |:verbose|	:verb[ose]	execute command with 'verbose' set
 |:vertical|	:vert[ical]	make following command split vertically
-|:vim9script|	:vim9[script]	indicates Vim9 script file
+|:vim9cmd|	:vim9[cmd]	make following command use Vim9 script syntax
+|:vim9script|	:vim9s[cript]	indicates Vim9 script file
 |:vimgrep|	:vim[grep]	search for pattern in files
 |:vimgrepadd|	:vimgrepa[dd]	like :vimgrep, but append to current list
 |:visual|	:vi[sual]	same as ":edit", but turns off "Ex" mode
diff --git a/runtime/doc/pattern.txt b/runtime/doc/pattern.txt
index 82b4418be..a5b9099e3 100644
--- a/runtime/doc/pattern.txt
+++ b/runtime/doc/pattern.txt
@@ -1,4 +1,4 @@
-*pattern.txt*   For Vim version 8.2.  Last change: 2021 Jan 08
+*pattern.txt*   For Vim version 8.2.  Last change: 2021 Feb 16
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -229,7 +229,7 @@ This is like executing two search commands after each other, except that:
 							*last-pattern*
 The last used pattern and offset are remembered.  They can be used to repeat
 the search, possibly in another direction or with another count.  Note that
-two patterns are remembered: One for 'normal' search commands and one for the
+two patterns are remembered: One for "normal" search commands and one for the
 substitute command ":s".  Each time an empty pattern is given, the previously
 used pattern is used.  However, if there is no previous search command, a
 previous substitute pattern is used, if possible.
diff --git a/runtime/doc/popup.txt b/runtime/doc/popup.txt
index e7209c4e3..de6092093 100644
--- 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 06
+*popup.txt*  For Vim version 8.2.  Last change: 2021 Feb 21
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -693,8 +693,8 @@ The second argument of |popup_create()| is a dictionary with options:
 			the left.
 	border		List with numbers, defining the border thickness
 			above/right/below/left of the popup (similar to CSS).
-			Only values of zero and non-zero are recognized.
-			An empty list uses a border all around.
+			Only values of zero and non-zero are currently
+			recognized.  An empty list uses a border all around.
 	borderhighlight	List of highlight group names to use for the border.
 			When one entry it is used for all borders, otherwise
 			the highlight for the top/right/bottom/left border.
@@ -742,10 +742,10 @@ The second argument of |popup_create()| is a dictionary with options:
 			line or to another window.
 	mousemoved	Like "moved" but referring to the mouse pointer
 			position
-	cursorline	non-zero: Highlight the cursor line. Also scrolls the
-				  text to show this line (only works properly
-				  when 'wrap' is off).
-			zero: 	  Do not highlight the cursor line.
+	cursorline	TRUE:	 Highlight the cursor line. Also scrolls the
+				 text to show this line (only works properly
+				 when 'wrap' is off).
+			zero: 	 Do not highlight the cursor line.
 			Default is zero, except for |popup_menu()|.
 	filter		A callback that can filter typed characters, see
 			|popup-filter|.
diff --git a/runtime/doc/repeat.txt b/runtime/doc/repeat.txt
index 60ef9c1a0..aa00dd3b5 100644
--- a/runtime/doc/repeat.txt
+++ b/runtime/doc/repeat.txt
@@ -1,4 +1,4 @@
-*repeat.txt*    For Vim version 8.2.  Last change: 2021 Jan 23
+*repeat.txt*    For Vim version 8.2.  Last change: 2021 Feb 13
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -879,7 +879,7 @@ DEFINING BREAKPOINTS
 		valid in the script where it has been defined and if that
 		script is called from several other scripts, this will stop
 		whenever that particular variable will become visible or
-		unaccessible again.
+		inaccessible again.
 
 The [lnum] is the line number of the breakpoint.  Vim will stop at or after
 this line.  When omitted line 1 is used.
diff --git a/runtime/doc/tags b/runtime/doc/tags
index 9d3c9aab6..5f0b6c651 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -3402,7 +3402,9 @@ $VIM_POSIX	vi_diff.txt	/*$VIM_POSIX*
 :vie	editing.txt	/*:vie*
 :view	editing.txt	/*:view*
 :vim	quickfix.txt	/*:vim*
-:vim9	repeat.txt	/*:vim9*
+:vim9	vim9.txt	/*:vim9*
+:vim9cmd	vim9.txt	/*:vim9cmd*
+:vim9s	repeat.txt	/*:vim9s*
 :vim9script	repeat.txt	/*:vim9script*
 :vimgrep	quickfix.txt	/*:vimgrep*
 :vimgrepa	quickfix.txt	/*:vimgrepa*
@@ -10126,6 +10128,7 @@ vim9-export	vim9.txt	/*vim9-export*
 vim9-final	vim9.txt	/*vim9-final*
 vim9-gotchas	vim9.txt	/*vim9-gotchas*
 vim9-import	vim9.txt	/*vim9-import*
+vim9-mix	vim9.txt	/*vim9-mix*
 vim9-namespace	vim9.txt	/*vim9-namespace*
 vim9-rationale	vim9.txt	/*vim9-rationale*
 vim9-reload	vim9.txt	/*vim9-reload*
diff --git a/runtime/doc/todo.txt b/runtime/doc/todo.txt
index dd2ed70f6..835a5ccca 100644
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -1,4 +1,4 @@
-*todo.txt*      For Vim version 8.2.  Last change: 2021 Feb 10
+*todo.txt*      For Vim version 8.2.  Last change: 2021 Feb 20
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -39,13 +39,8 @@ browser use: https://github.com/vim/vim/issues/1234
 -------------------- Known bugs and current work -----------------------
 
 Vim9 - Make everything work:
-- Use ":vim9cmd" as a command modifier?  Then make ":vim9" short for that.
-- Add a test for profiling with nested function calls and lambda.
-- Expand `=expr` in :next, :argedit, :argadd, :argdelete, :drop
-- Expand `=expr` in :vimgrep, :vimgrepadd, :lvimgrep, :lvimgrepadd
-- Expand `=expr` in :mkspell
-- Unlet with range: "unlet list[a : b]"
 - Implement "export {one, two three}".
+- Disallow :open ?
 - ISN_CHECKTYPE could use check_argtype()
 - Using a script variable inside a :def function doesn't work if the variable
   is inside a block, see Test_nested_function().  Should it work?
@@ -110,10 +105,11 @@ Vim9 - Make everything work:
 
 Once Vim9 is stable:
 - Change the help to prefer Vim9 syntax where appropriate
-- Use Vim9 for runtime files.
-    PR #7497 for autoload/ccomplete.vim
 - Add all the error numbers in a good place in documentation.
 - In the generic eval docs, point out the Vim9 syntax where it differs.
+- Add the "vim9script" feature, can use has('vim9script')
+- Use Vim9 for runtime files.
+    PR #7497 for autoload/ccomplete.vim
 
 Also for Vim9:
 - better implementation for partial and tests for that.
@@ -198,8 +194,6 @@ Text properties:
 'incsearch' with :s:
 - :s/foo  using CTRL-G moves to another line, should not happen, or use the
   correct line (it uses the last but one line) (Lifepillar, Aug 18, #3345)
-- :s@pat/tern@ doesn't include "/" in the pattern. (Takahiro Yoshihara, #3637)
-   pass delim to do_search() ?
 - Also support range: :/foo/,/bar/delete
 - Also support for user command, e.g. Cfilter
 - :%s/foo should take the first match below the cursor line, unless there
@@ -269,7 +263,7 @@ Terminal emulator window:
 - When 'encoding' is not utf-8, or the job is using another encoding, setup
   conversions.
 
-Valgind reports memory leaks in test_options
+Valgrind reports memory leaks in test_options
 
 test_arglist func Test_all_not_allowed_from_cmdwin() hangs on MS-Windows.
 
@@ -770,8 +764,6 @@ Memory leaks in test_channel? (or is it because of fork())
 matchaddpos() gets slow with many matches.  Proposal by Rick Howe, 2018 Jul
 19.
 
-Should make 'listchars' global-local.  Local to window or to buffer?
-Probably window.  #5206
 Add something like 'fillchars' local to window, but allow for specifying a
 highlight name.  Esp. for the statusline.
 And "extends" and "precedes" are also useful without 'list' set.  Also in
@@ -1241,6 +1233,8 @@ Undo problem: "g-" doesn't go back, gets stuck. (Björn Linse, 2016 Jul 18)
 Add "unicode true" to NSIS installer.  Doesn't work with Windows 95, which we
 no longer support.
 
+Suppoert sort(l, 'F'), convert strings to float. (#7857)
+
 sort() is not stable when using numeric/float sort (Nikolay Pavlov, 2016 Sep
 4#1038)
 
diff --git a/runtime/doc/usr_04.txt b/runtime/doc/usr_04.txt
index d2dc05609..ac629a598 100644
--- a/runtime/doc/usr_04.txt
+++ b/runtime/doc/usr_04.txt
@@ -1,4 +1,4 @@
-*usr_04.txt*	For Vim version 8.2.  Last change: 2019 Nov 21
+*usr_04.txt*	For Vim version 8.2.  Last change: 2021 Feb 22
 
 		     VIM USER MANUAL - by Bram Moolenaar
 
@@ -464,9 +464,9 @@ of characters to replace.  It will not continue on the next line.
 
 You can switch between Insert mode and Replace mode with the <Insert> key.
 
-When you use <BS> (backspace) to make correction, you will notice that the
-old text is put back.  Thus it works like an undo command for the last typed
-character.
+When you use <BS> (backspace) to make a correction, you will notice that the
+old text is put back.  Thus it works like an undo command for the previously
+typed character.
 
 ==============================================================================
 *04.10*	Conclusion
diff --git a/runtime/doc/vim9.txt b/runtime/doc/vim9.txt
index bde3c9b7b..016089a87 100644
--- a/runtime/doc/vim9.txt
+++ b/runtime/doc/vim9.txt
@@ -1,4 +1,4 @@
-*vim9.txt*	For Vim version 8.2.  Last change: 2021 Feb 03
+*vim9.txt*	For Vim version 8.2.  Last change: 2021 Feb 23
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -279,8 +279,8 @@ without any command.  The same for global, window, tab, buffer and Vim
 variables, because they are not really declared.  They can also be deleted
 with `:unlet`.
 
-Variables and functions cannot shadow previously defined or imported variables
-and functions.
+Variables, functions and function arguments cannot shadow previously defined
+or imported variables and functions in the same script file.
 Variables may shadow Ex commands, rename the variable if needed.
 
 Global variables and user defined functions must be prefixed with "g:", also
@@ -307,14 +307,14 @@ Example: >
 	const myList = [1, 2]
 	myList = [3, 4]		# Error!
 	myList[0] = 9		# Error!
-	muList->add(3)		# Error!
+	myList->add(3)		# Error!
 <							*:final*
 `:final` is used for making only the variable a constant, the value can be
 changed.  This is well known from Java.  Example: >
 	final myList = [1, 2]
 	myList = [3, 4]		# Error!
 	myList[0] = 9		# OK
-	muList->add(3)		# OK
+	myList->add(3)		# OK
 
 It is common to write constants as ALL_CAPS, but you don't have to.
 
@@ -412,7 +412,7 @@ NOT IMPLEMENTED YET
 
 							*vim9-curly*
 To avoid the "{" of a dictionary literal to be recognized as a statement block
-wrap it in parenthesis: >
+wrap it in parentheses: >
 	var Lambda = (arg) => ({key: 42})
 
 Also when confused with the start of a command block: >
@@ -1029,10 +1029,14 @@ an error, thus breaking backwards compatibility.  For example:
 - Using a number where a string is expected.   *E1024*
 
 One consequence is that the item type of a list or dict given to map() must
-not change.  This will give an error in compiled code: >
+not change.  This will give an error in Vim9 script: >
 	map([1, 2, 3], (i, v) => 'item ' .. i)
-	E1012: Type mismatch; expected list<number> but got list<string>
-Instead use |mapnew()|.
+	E1012: Type mismatch; expected number but got string
+Instead use |mapnew()|.  If the item type was determined to be "any" it can
+change to a more specific type.  E.g. when a list of mixed types gets changed
+to a list of numbers.
+Same for |extend()|, use |extendnew()| instead, and for |flatten()|, use
+|flattennew()| instead.
 
 ==============================================================================
 
@@ -1084,7 +1088,7 @@ There is one way to use both legacy and Vim9 syntax in one script file: >
 	vim9script
 	# Vim9 script commands go here
 This allows for writing a script that takes advantage of the Vim9 script
-syntax if possible, but will also work on an Vim version without it.
+syntax if possible, but will also work on a Vim version without it.
 
 This can only work in two ways:
 1. The "if" statement evaluates to false, the commands up to `endif` are