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fix(defaults): "syntax sync maxlines=1" on CmdwinEnter #15552

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I mistakenly suggested maxlines=&cmdwinheight, forgetting that it is
calculated from topline, not cursor. maxlines=1 makes the most sense in
cmdwin.

ref #15401 622a36b1f1
This commit is contained in:
Justin M. Keyes 2021-09-02 10:29:59 -07:00 committed by GitHub
parent 622a36b1f1
commit 5f8518b3f0
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4 changed files with 14 additions and 25 deletions
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2
runtime/doc/cmdline.txt
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@ -1141,7 +1141,7 @@ The |getcmdwintype()| function returns the type of the command-line being
edited as described in |cmdwin-char|.
Nvim defines this default CmdWinEnter autocmd in the "nvim_cmdwin" group: >
autocmd CmdWinEnter [:>] exe 'syntax sync minlines=1 maxlines='..&cmdwinheight
autocmd CmdWinEnter [:>] syntax sync minlines=1 maxlines=1
<
You can disable this in your config with "autocmd! nvim_cmdwin". |default-autocmds|

27
runtime/doc/starting.txt
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@ -388,8 +388,8 @@ argument.
==============================================================================
Initialization *initialization* *startup*
At startup, Vim checks environment variables and files and sets values
accordingly. Vim proceeds in this order:
At startup, Nvim checks environment variables and files and sets values
accordingly, proceeding as follows:
1. Set the 'shell' option *SHELL* *COMSPEC*
The environment variable SHELL, if it exists, is used to set the
@ -406,9 +406,7 @@ accordingly. Vim proceeds in this order:
Nvim started with |--embed| waits for the UI to connect before
proceeding to load user configuration.
4. Setup default mappings and autocommands.
Default mappings |default-mappings| and autocommands |default-autocmds|
are created.
4. Setup |default-mappings| and |default-autocmds|.
5. Load user config (execute Ex commands from files, environment, …).
$VIMINIT environment variable is read as one Ex command line (separate
@ -501,21 +499,16 @@ accordingly. Vim proceeds in this order:
9. Set 'shellpipe' and 'shellredir'
The 'shellpipe' and 'shellredir' options are set according to the
value of the 'shell' option, unless they have been set before.
This means that Vim will figure out the values of 'shellpipe' and
This means that Nvim will figure out the values of 'shellpipe' and
'shellredir' for you, unless you have set them yourself.
10. Set 'updatecount' to zero, if "-n" command argument used
11. Set binary options
If the "-b" flag was given to Vim, the options for binary editing will
be set now. See |-b|.
11. Set binary options if the |-b| flag was given.
12. Read the ShaDa file
See |shada-file|.
12. Read the |shada-file|.
13. Read the quickfix file
If the "-q" flag was given to Vim, the quickfix file is read. If this
fails, Vim exits.
13. Read the quickfix file if the |-q| flag was given, or exit on failure.
14. Open all windows
When the |-o| flag was given, windows will be opened (but not
@ -523,13 +516,13 @@ accordingly. Vim proceeds in this order:
When the |-p| flag was given, tab pages will be created (but not
displayed yet).
When switching screens, it happens now. Redrawing starts.
If the "-q" flag was given to Vim, the first error is jumped to.
If the |-q| flag was given, the first error is jumped to.
Buffers for all windows will be loaded, without triggering |BufAdd|
autocommands.
15. Execute startup commands
If a "-t" flag was given to Vim, the tag is jumped to.
The commands given with the |-c| and |+cmd| arguments are executed.
If a |-t| flag was given, the tag is jumped to.
Commands given with |-c| and |+cmd| are executed.
If the 'insertmode' option is set, Insert mode is entered.
The starting flag is reset, has("vim_starting") will now return zero.
The |v:vim_did_enter| variable is set to 1.

7
runtime/doc/vim_diff.txt
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@ -90,13 +90,10 @@ Default autocommands exist in the following groups. Use ":autocmd! {group}" to
remove them and ":autocmd {group}" to see how they're defined.
nvim_terminal:
- BufReadCmd: New files with a name matching
`term://(.{-}//(\d+:)?)?\zs.*` are treated as terminal
buffers. |terminal-start|
- BufReadCmd: Treats "term://" buffers as |terminal| buffers. |terminal-start|
nvim_cmdwin:
- CmdWinEnter: Synchronize syntax highlighting within the command
window.
- CmdwinEnter: Limits syntax sync to maxlines=1 in the |cmdwin|.
==============================================================================
3. New Features *nvim-features*

3
src/nvim/aucmd.c
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@ -41,7 +41,6 @@ void init_default_autocmds(void)
// open terminals when opening files that start with term://
#define PROTO "term://"
do_cmdline_cmd("augroup nvim_terminal");
do_cmdline_cmd("autocmd!");
do_cmdline_cmd("autocmd BufReadCmd " PROTO "* ++nested "
"if !exists('b:term_title')|call termopen("
// Capture the command string
@ -56,7 +55,7 @@ void init_default_autocmds(void)
// limit syntax synchronization in the command window
do_cmdline_cmd("augroup nvim_cmdwin");
do_cmdline_cmd("autocmd! CmdWinEnter [:>] exe 'syntax sync minlines=1 maxlines='..&cmdwinheight");
do_cmdline_cmd("autocmd! CmdwinEnter [:>] syntax sync minlines=1 maxlines=1");
do_cmdline_cmd("augroup END");
}