runtime(doc): Various fixes for ft_rust.txt (tw78, grammar, spaces)

Commit: 
https://github.com/vim/vim/commit/880cf88ea6a3a0802c3faab739da914485459090
Author: Peter Kenny <[email protected]>
Date:   Fri Apr 3 08:28:00 2026 +0000

    runtime(doc): Various fixes for ft_rust.txt (tw78, grammar, spaces)
    
    closes: https://github.com/vim/vim/issues/19887
    
    Signed-off-by: Peter Kenny <[email protected]>
    Signed-off-by: Christian Brabandt <[email protected]>

diff --git a/runtime/doc/ft_rust.txt b/runtime/doc/ft_rust.txt
index dd934e188..34346626e 100644
--- a/runtime/doc/ft_rust.txt
+++ b/runtime/doc/ft_rust.txt
@@ -1,399 +1,373 @@
-*ft_rust.txt*      Filetype plugin for Rust
+*ft_rust.txt*  Filetype plugin for Rust
 
 ==============================================================================
-CONTENTS                                                      *rust*
+CONTENTS                                       *rust*
 
-1. Introduction                                                   |rust-intro|
-2. Settings                                                    |rust-settings|
-3. Commands                                                    |rust-commands|
-4. Mappings                                                    |rust-mappings|
+1. Introduction                                        |rust-intro|
+2. Settings                                    |rust-settings|
+3. Commands                                    |rust-commands|
+4. Mappings                                    |rust-mappings|
 
 ==============================================================================
-INTRODUCTION                                                      *rust-intro*
+INTRODUCTION                                   *rust-intro*
 
 This plugin provides syntax and supporting functionality for the Rust
-filetype. It requires Vim 8 or higher for full functionality. Some commands
-will not work on earlier versions.
+filetype.
 
 ==============================================================================
-SETTINGS                                                       *rust-settings*
+SETTINGS                                       *rust-settings*
 
 This plugin has a few variables you can define in your vimrc that change the
 behavior of the plugin.
 
-Some variables can be set buffer local (`:b` prefix), and the buffer local
+Some variables can be set buffer local (`b:` prefix), and the buffer local
 will take precedence over the global `g:` counterpart.
 
-                                                                *g:rustc_path*
+                                               *g:rustc_path*
 g:rustc_path~
        Set this option to the path to rustc for use in the |:RustRun| and
-       |:RustExpand| commands. If unset, "rustc" will be located in $PATH: >
-           let g:rustc_path = $HOME."/bin/rustc"
+       |:RustExpand| commands.  If unset, "rustc" will be located in $PATH: >
+               let g:rustc_path = $HOME."/bin/rustc"
 <
-
-                                                  *g:rustc_makeprg_no_percent*
+                                               *g:rustc_makeprg_no_percent*
 g:rustc_makeprg_no_percent~
        Set this option to 1 to have 'makeprg' default to "rustc" instead of
        "rustc %": >
-           let g:rustc_makeprg_no_percent = 1
+               let g:rustc_makeprg_no_percent = 1
 <
-
-                                                              *g:rust_conceal*
+                                               *g:rust_conceal*
 g:rust_conceal~
        Set this option to turn on the basic |conceal| support: >
-           let g:rust_conceal = 1
+               let g:rust_conceal = 1
 <
-
-                                                     *g:rust_conceal_mod_path*
+                                               *g:rust_conceal_mod_path*
 g:rust_conceal_mod_path~
-       Set this option to turn on |conceal| for the path connecting token
-       "::": >
-           let g:rust_conceal_mod_path = 1
+       Set this option to turn on |conceal| for the path connecting token 
"::": >
+               let g:rust_conceal_mod_path = 1
 <
-
-                                                          *g:rust_conceal_pub*
+                                               *g:rust_conceal_pub*
 g:rust_conceal_pub~
        Set this option to turn on |conceal| for the "pub" token: >
-           let g:rust_conceal_pub = 1
+               let g:rust_conceal_pub = 1
 <
-
-                                                     *g:rust_recommended_style*
+                                               *g:rust_recommended_style*
 g:rust_recommended_style~
-        Set this option to enable vim indentation and textwidth settings to
-        conform to style conventions of the Rust style guide (i.e. use 4
-        spaces for indents and set 'textwidth' to 100). This option is enabled
-       by default. To disable it: >
-           let g:rust_recommended_style = 0
+       Set this option to enable vim indentation and textwidth settings to
+       conform to style conventions of the Rust style guide (i.e. use 4
+       spaces for indents and set 'textwidth' to 100).  This option is
+       enabled by default.  To disable it: >
+               let g:rust_recommended_style = 0
 <
-
-                                                                 *g:rust_fold*
+                                               *g:rust_fold*
 g:rust_fold~
        Set this option to turn on |folding|: >
-           let g:rust_fold = 1
+               let g:rust_fold = 1
 <
-       Value           Effect ~
-       0               No folding
-       1               Braced blocks are folded. All folds are open by
-                       default.
-       2               Braced blocks are folded. 'foldlevel' is left at the
-                       global value (all folds are closed by default).
-
-                                                  *g:rust_bang_comment_leader*
+       Value   Effect ~
+       0       No folding
+       1       Braced blocks are folded.  All folds are open by default.
+       2       Braced blocks are folded. 'foldlevel' is left at the global
+               value (all folds are closed by default).
+
+                                               *g:rust_bang_comment_leader*
 g:rust_bang_comment_leader~
        Set this option to 1 to preserve the leader on multi-line doc comments
        using the /*! syntax: >
-           let g:rust_bang_comment_leader = 1
+               let g:rust_bang_comment_leader = 1
 <
-
-                                                *g:rust_use_custom_ctags_defs*
+                                               *g:rust_use_custom_ctags_defs*
 g:rust_use_custom_ctags_defs~
        Set this option to 1 if you have customized ctags definitions for Rust
        and do not wish for those included with rust.vim to be used: >
-           let g:rust_use_custom_ctags_defs = 1
+               let g:rust_use_custom_ctags_defs = 1
 <
 
        NOTE: rust.vim's built-in definitions are only used for the Tagbar Vim
        plugin, if you have it installed, AND if Universal Ctags is not
-       detected. This is because Universal Ctags already has built-in
+       detected.  This is because Universal Ctags already has built-in
        support for Rust when used with Tagbar.
 
        Also, note that when using ctags other than Universal Ctags, it is not
        automatically used when generating |tags| files that Vim can use to
-       navigate to definitions across different source files. Feel free to
+       navigate to definitions across different source files.  Feel free to
        copy `rust.vim/ctags/rust.ctags` into your own `~/.ctags` if you wish
        to generate |tags| files.
 
-
-                                                 *g:ftplugin_rust_source_path*
+                                               *g:ftplugin_rust_source_path*
 g:ftplugin_rust_source_path~
        Set this option to a path that should be prepended to 'path' for Rust
        source files: >
-           let g:ftplugin_rust_source_path = $HOME.'/dev/rust'
+               let g:ftplugin_rust_source_path = $HOME.'/dev/rust'
 <
-
-                                                       *g:rustfmt_command*
+                                               *g:rustfmt_command*
 g:rustfmt_command~
-       Set this option to the name of the 'rustfmt' executable in your $PATH. 
If
-       not specified it defaults to 'rustfmt' : >
-           let g:rustfmt_command = 'rustfmt'
+       Set this option to the name of the "rustfmt" executable in your $PATH.
+       If not specified it defaults to "rustfmt": >
+               let g:rustfmt_command = 'rustfmt'
 <
-                                                       *g:rustfmt_autosave*
+                                               *g:rustfmt_autosave*
+                                               *b:rustfmt_autosave*
 g:rustfmt_autosave~
        Set this option to 1 to run |:RustFmt| automatically when saving a
-       buffer. If not specified it defaults to 0 : >
-           let g:rustfmt_autosave = 0
+       buffer.  If not specified it defaults to 0: >
+               let g:rustfmt_autosave = 0
 <
        There is also a buffer-local b:rustfmt_autosave that can be set for
        the same purpose, and can override the global setting.
 
-                                        *g:rustfmt_autosave_if_config_present*
+                                       *g:rustfmt_autosave_if_config_present*
+                                       *b:rustfmt_autosave_if_config_present*
 g:rustfmt_autosave_if_config_present~
-       Set this option to 1 to have *b:rustfmt_autosave* be set automatically
-       if a `rustfmt.toml` file is present in any parent directly leading to
-       the file being edited. If not set, default to 0: >
-           let g:rustfmt_autosave_if_config_present = 0
+       Set this option to 1 to have |b:rustfmt_autosave| be set automatically
+       if a `rustfmt.toml` file is present in any parent directory leading to
+       the file being edited.  If not set, default to 0: >
+               let g:rustfmt_autosave_if_config_present = 0
 <
        This is useful to have `rustfmt` only execute on save, on projects
        that have `rustfmt.toml` configuration.
 
        There is also a buffer-local b:rustfmt_autosave_if_config_present
-       that can be set for the same purpose, which can overrides the global
+       that can be set for the same purpose, which can override the global
        setting.
-                                                       
*g:rustfmt_fail_silently*
+                                               *g:rustfmt_fail_silently*
 g:rustfmt_fail_silently~
-       Set this option to 1 to prevent 'rustfmt' from populating the
-       |location-list| with errors. If not specified it defaults to 0: >
-           let g:rustfmt_fail_silently = 0
+       Set this option to 1 to prevent "rustfmt" from populating the
+       |location-list| with errors.  If not specified it defaults to 0: >
+               let g:rustfmt_fail_silently = 0
 <
-                                                       *g:rustfmt_options*
+                                               *g:rustfmt_options*
 g:rustfmt_options~
-       Set this option to a string of options to pass to 'rustfmt'. The
-       write-mode is already set to 'overwrite'. If not specified it
-       defaults to '' : >
-           let g:rustfmt_options = ''
+       Set this option to a string of options to pass to "rustfmt".
+       The write-mode is already set to "overwrite".  If not specified it
+       defaults to '': >
+               let g:rustfmt_options = ''
 <
-                                                       *g:rustfmt_emit_files*
+                                               *g:rustfmt_emit_files*
 g:rustfmt_emit_files~
        If not specified rust.vim tries to detect the right parameter to
-       pass to rustfmt based on its reported version. Otherwise, it
-       determines whether to run rustfmt with '--emit=files' (when 1 is
-       provided) instead of '--write-mode=overwrite'. >
-           let g:rustfmt_emit_files = 0
+       pass to rustfmt based on its reported version.  Otherwise, it
+       determines whether to run rustfmt with "--emit=files" (when 1 is
+       provided) instead of "--write-mode=overwrite". >
+               let g:rustfmt_emit_files = 0
 <
-                                                       
*g:rustfmt_detect_version*
+                                               *g:rustfmt_detect_version*
 g:rustfmt_detect_version~
        When set to 1, will try to parse the version output from "rustfmt".
-       Disabled by default for performance reasons
->
-           let g:rustfmt_detect_version = 1
+       Disabled by default for performance reasons. >
+               let g:rustfmt_detect_version = 1
 <
-                                                       *g:rustfmt_find_toml*
+                                               *g:rustfmt_find_toml*
 g:rustfmt_find_toml~
        When set to 1, will try to find `rustfmt.toml` file by searching from
-       current path upwards.  Disabled by default for performance reasons
->
-           let g:rustfmt_find_toml = 1
+       current path upwards.  Disabled by default for performance reasons. >
+               let g:rustfmt_find_toml = 1
 <
-                                                          *g:rust_playpen_url*
+                                               *g:rust_playpen_url*
 g:rust_playpen_url~
        Set this option to override the url for the playpen to use: >
-           let g:rust_playpen_url = 'https://play.rust-lang.org/'
+               let g:rust_playpen_url = 'https://play.rust-lang.org/'
 <
-
-                                                        *g:rust_shortener_url*
+                                               *g:rust_shortener_url*
 g:rust_shortener_url~
        Set this option to override the url for the url shortener: >
-           let g:rust_shortener_url = 'https://is.gd/'
+               let g:rust_shortener_url = 'https://is.gd/'
 <
-
-                                                        *g:rust_clip_command*
+                                               *g:rust_clip_command*
 g:rust_clip_command~
        Set this option to the command used in your OS to copy the Rust Play
        url to the clipboard: >
-           let g:rust_clip_command = 'xclip -selection clipboard'
+               let g:rust_clip_command = 'xclip -selection clipboard'
 <
-
-                                                       *g:cargo_makeprg_params*
+                                               *g:cargo_makeprg_params*
 g:cargo_makeprg_params~
-       Set this option to the string of parameters to pass to cargo. If not
-       specified it defaults to '$*' : >
-           let g:cargo_makeprg_params = 'build'
+       Set this option to the string of parameters to pass to cargo.  If not
+       specified it defaults to "$*": >
+               let g:cargo_makeprg_params = 'build'
 <
-
-                                                  
*g:cargo_shell_command_runner*
+                                               *g:cargo_shell_command_runner*
 g:cargo_shell_command_runner~
        Set this option to change how to run shell commands for cargo commands
-       |:Cargo|, |:Cbuild|, |:Crun|, ...
-       By default, |:terminal| is used to run shell command in terminal window
-       asynchronously. But if you prefer |:!| for running the commands, it can
-       be specified: >
-           let g:cargo_shell_command_runner = '!'
+       |:Cargo|, |:Cbuild|, |:Crun|, etc. - see |rust-commands|.
+       By default, |:terminal| is used to run a shell command in a terminal
+       window asynchronously.  But if you prefer |:!| for running the
+       commands, it can be specified: >
+               let g:cargo_shell_command_runner = '!'
 <
-
-
-Integration with Syntastic                                    *rust-syntastic*
+Integration with Syntastic                     *rust-syntastic*
 --------------------------
 
-This plugin automatically integrates with the Syntastic checker. There are two
-checkers provided: 'rustc', and 'cargo'. The latter invokes 'Cargo' in order to
-build code, and the former delivers a single edited '.rs' file as a compilation
-target directly to the Rust compiler, `rustc`.
+This plugin automatically integrates with the Syntastic checker.  There are
+two checkers provided: "rustc", and "cargo".  The latter invokes "cargo" to
+build code, and the former delivers a single edited ".rs" file as a
+compilation target directly to the Rust compiler, `rustc`.
 
 Because Cargo is almost exclusively being used for building Rust code these
-days, 'cargo' is the default checker. >
-
-    let g:syntastic_rust_checkers = ['cargo']
+days, "cargo" is the default checker.
+>
+       let g:syntastic_rust_checkers = ['cargo']
 <
 If you would like to change it, you can set `g:syntastic_rust_checkers` to a
 different value.
-                                          *g:rust_cargo_avoid_whole_workspace*
-                                          *b:rust_cargo_avoid_whole_workspace*
+                                       *g:rust_cargo_avoid_whole_workspace*
+                                       *b:rust_cargo_avoid_whole_workspace*
 g:rust_cargo_avoid_whole_workspace~
        When editing a crate that is part of a Cargo workspace, and this
-       option is set to 1 (the default), then 'cargo' will be executed
+       option is set to 1 (the default), then "cargo" will be executed
        directly in that crate directory instead of in the workspace
-       directory. Setting 0 prevents this behavior - however be aware that if
-       you are working in large workspace, Cargo commands may take more time,
-       plus the Syntastic error list may include all the crates in the
+       directory.  Setting 0 prevents this behavior - however be aware that
+       if you are working in a large workspace, Cargo commands may take more
+       time, plus the Syntastic error list may include all the crates in the
        workspace. >
-            let g:rust_cargo_avoid_whole_workspace = 0
+               let g:rust_cargo_avoid_whole_workspace = 0
 <
-                                              *g:rust_cargo_check_all_targets*
-                                              *b:rust_cargo_check_all_targets*
+                                       *g:rust_cargo_check_all_targets*
+                                       *b:rust_cargo_check_all_targets*
 g:rust_cargo_check_all_targets~
        When set to 1, the `--all-targets` option will be passed to cargo when
        Syntastic executes it, allowing the linting of all targets under the
        package.
        The default is 0.
-
-                                              *g:rust_cargo_check_all_features*
-                                              *b:rust_cargo_check_all_features*
+                                       *g:rust_cargo_check_all_features*
+                                       *b:rust_cargo_check_all_features*
 g:rust_cargo_check_all_features~
        When set to 1, the `--all-features` option will be passed to cargo when
        Syntastic executes it, allowing the linting of all features of the
        package.
        The default is 0.
-
-                                                 *g:rust_cargo_check_examples*
-                                                 *b:rust_cargo_check_examples*
+                                       *g:rust_cargo_check_examples*
+                                       *b:rust_cargo_check_examples*
 g:rust_cargo_check_examples~
        When set to 1, the `--examples` option will be passed to cargo when
        Syntastic executes it, to prevent the exclusion of examples from
-       linting. The examples are normally under the `examples/` directory of
+       linting.  The examples are normally under the `examples/` directory of
        the crate.
        The default is 0.
-
-                                                    *g:rust_cargo_check_tests*
-                                                    *b:rust_cargo_check_tests*
+                                       *g:rust_cargo_check_tests*
+                                       *b:rust_cargo_check_tests*
 g:rust_cargo_check_tests~
        When set to 1, the `--tests` option will be passed to cargo when
        Syntastic executes it, to prevent the exclusion of tests from linting.
        The tests are normally under the `tests/` directory of the crate.
        The default is 0.
-
-                                                  *g:rust_cargo_check_benches*
-                                                  *b:rust_cargo_check_benches*
+                                       *g:rust_cargo_check_benches*
+                                       *b:rust_cargo_check_benches*
 g:rust_cargo_check_benches~
        When set to 1, the `--benches` option will be passed to cargo when
        Syntastic executes it.  The benches are normally under the `benches/`
        directory of the crate.
        The default is 0.
 
-Integration with auto-pairs                                    
*rust-auto-pairs*
+Integration with auto-pairs            *rust-auto-pairs*
 ---------------------------
 
 This plugin automatically configures the auto-pairs plugin not to duplicate
 single quotes, which are used more often for lifetime annotations than for
 single character literals.
 
-                                                  
*g:rust_keep_autopairs_default*
+                                       *g:rust_keep_autopairs_default*
 g:rust_keep_autopairs_default~
-
-       Don't override auto-pairs default for the Rust filetype. The default
+       Don't override auto-pairs default for the Rust filetype.  The default
        is 0.
 
 ==============================================================================
-COMMANDS                                                       *rust-commands*
+COMMANDS                                               *rust-commands*
 
 Invoking Cargo
 --------------
 
-This plug defines very simple shortcuts for invoking Cargo from with Vim.
+This plugin defines very simple shortcuts for invoking Cargo from within Vim.
 
-:Cargo <args>                                                       *:Cargo*
-                Runs 'cargo' with the provided arguments.
+:Cargo <args>                                          *:Cargo*
+               Runs "cargo" with the provided arguments.
 
-:Cbuild <args>                                                     *:Cbuild*
-                Shortcut for 'cargo build`.
+:Cbuild <args>                                         *:Cbuild*
+               Shortcut for "cargo build".
 
-:Cclean <args>                                                     *:Cclean*
-                Shortcut for 'cargo clean`.
+:Cclean <args>                                         *:Cclean*
+               Shortcut for "cargo clean".
 
-:Cdoc <args>                                                         *:Cdoc*
-                Shortcut for 'cargo doc`.
+:Cdoc <args>                                           *:Cdoc*
+               Shortcut for "cargo doc".
 
-:Cinit <args>                                                       *:Cinit*
-                Shortcut for 'cargo init`.
+:Cinit <args>                                          *:Cinit*
+               Shortcut for "cargo init".
 
-:Crun <args>                                                         *:Crun*
-                Shortcut for 'cargo run`.
+:Crun <args>                                           *:Crun*
+               Shortcut for "cargo run".
 
-:Ctest <args>                                                       *:Ctest*
-                Shortcut for 'cargo test`.
+:Ctest <args>                                          *:Ctest*
+               Shortcut for "cargo test".
 
-:Cupdate <args>                                                   *:Cupdate*
-                Shortcut for 'cargo update`.
+:Cupdate <args>                                                *:Cupdate*
+               Shortcut for "cargo update".
 
-:Cbench <args>                                                     *:Cbench*
-                Shortcut for 'cargo bench`.
+:Cbench <args>                                         *:Cbench*
+               Shortcut for "cargo bench".
 
-:Csearch <args>                                                   *:Csearch*
-                Shortcut for 'cargo search`.
+:Csearch <args>                                                *:Csearch*
+               Shortcut for "cargo search".
 
-:Cpublish <args>                                                 *:Cpublish*
-                Shortcut for 'cargo publish`.
+:Cpublish <args>                                       *:Cpublish*
+               Shortcut for "cargo publish".
 
-:Cinstall <args>                                                 *:Cinstall*
-                Shortcut for 'cargo install`.
+:Cinstall <args>                                       *:Cinstall*
+               Shortcut for "cargo install".
 
-:Cruntarget <args>                                                 
*:Cruntarget*
-                Shortcut for 'cargo run --bin' or 'cargo run --example',
-                depending on the currently open buffer.
+:Cruntarget <args>                                     *:Cruntarget*
+               Shortcut for "cargo run --bin" or "cargo run --example",
+               depending on the currently open buffer.
 
 Formatting
 ----------
 
-:RustFmt                                                       *:RustFmt*
-               Runs |g:rustfmt_command| on the current buffer. If
+:RustFmt                                               *:RustFmt*
+               Runs |g:rustfmt_command| on the current buffer.  If
                |g:rustfmt_options| is set then those will be passed to the
                executable.
 
                If |g:rustfmt_fail_silently| is 0 (the default) then it
                will populate the |location-list| with the errors from
-               |g:rustfmt_command|. If |g:rustfmt_fail_silently| is set to 1
+               |g:rustfmt_command|.  If |g:rustfmt_fail_silently| is set to 1
                then it will not populate the |location-list|.
 
-:RustFmtRange                                                  *:RustFmtRange*
-               Runs |g:rustfmt_command| with selected range. See
-               |:RustFmt| for any other information.
-
+:RustFmtRange                                          *:RustFmtRange*
+               Runs |g:rustfmt_command| with selected range.  See |:RustFmt|
+               for any other information.
 
 Playpen integration
 -------------------
 
-:RustPlay                                                          *:RustPlay*
+:RustPlay                                              *:RustPlay*
                This command will only work if you have web-api.vim installed
-               (available at https://github.com/mattn/webapi-vim).  It sends 
the
-               current selection, or if nothing is selected, the entirety of 
the
-               current buffer to the Rust playpen, and emits a message with the
-               shortened URL to the playpen.
+               (available at https://github.com/mattn/webapi-vim).  It sends
+               the current selection, or if nothing is selected, the entirety
+               of the current buffer to the Rust playpen, and emits a message
+               with the shortened URL to the playpen.
 
                |g:rust_playpen_url| is the base URL to the playpen, by default
                "https://play.rust-lang.org/";.
 
-               |g:rust_shortener_url| is the base url for the shorterner, by
+               |g:rust_shortener_url| is the base url for the shortener, by
                default "https://is.gd/";
 
                |g:rust_clip_command| is the command to run to copy the
                playpen url to the clipboard of your system.
 
-
 Evaluation of a single Rust file
 --------------------------------
 
 NOTE: These commands are useful only when working with standalone Rust files,
-which is usually not the case for common Rust development. If you wish to
-building Rust crates from with Vim can should use Vim's make, Syntastic, or
-functionality from other plugins.
+which is usually not the case for common Rust development.  If you wish to
+build Rust crates from within Vim, use Vim's make, Syntastic, or functionality
+from other plugins.
 
-
-:RustRun  [args]                                                    *:RustRun*
+:RustRun  [args]                                       *:RustRun*
 :RustRun! [rustc-args] [--] [args]
-               Compiles and runs the current file. If it has unsaved changes,
-               it will be saved first using |:update|. If the current file is
-               an unnamed buffer, it will be written to a temporary file
-               first. The compiled binary is always placed in a temporary
-               directory, but is run from the current directory.
+               Compiles and runs the current file.  If it has unsaved
+               changes, it will be saved first using |:update|.  If the
+               current file is an unnamed buffer, it will be written to a
+               temporary file first.  The compiled binary is always placed in
+               a temporary directory, but is run from the current directory.
 
                The arguments given to |:RustRun| will be passed to the
                compiled binary.
@@ -405,11 +379,11 @@ functionality from other plugins.
                If |g:rustc_path| is defined, it is used as the path to rustc.
                Otherwise it is assumed rustc can be found in $PATH.
 
-:RustExpand  [args]                                              *:RustExpand*
+:RustExpand  [args]                                    *:RustExpand*
 :RustExpand! [TYPE] [args]
                Expands the current file using --pretty and displays the
-               results in a new split. If the current file has unsaved
-               changes, it will be saved first using |:update|. If the
+               results in a new split.  If the current file has unsaved
+               changes, it will be saved first using |:update|.  If the
                current file is an unnamed buffer, it will be written to a
                temporary file first.
 
@@ -418,16 +392,16 @@ functionality from other plugins.
                configurations.
 
                If ! is specified, the first argument is the expansion type to
-               pass to rustc --pretty. Otherwise it will default to
+               pass to rustc --pretty.  Otherwise it will default to
                "expanded".
 
                If |g:rustc_path| is defined, it is used as the path to rustc.
                Otherwise it is assumed rustc can be found in $PATH.
 
-:RustEmitIr [args]                                               *:RustEmitIr*
+:RustEmitIr [args]                                     *:RustEmitIr*
                Compiles the current file to LLVM IR and displays the results
-               in a new split. If the current file has unsaved changes, it
-               will be saved first using |:update|. If the current file is an
+               in a new split.  If the current file has unsaved changes, it
+               will be saved first using |:update|.  If the current file is an
                unnamed buffer, it will be written to a temporary file first.
 
                The arguments given to |:RustEmitIr| will be passed to rustc.
@@ -435,10 +409,10 @@ functionality from other plugins.
                If |g:rustc_path| is defined, it is used as the path to rustc.
                Otherwise it is assumed rustc can be found in $PATH.
 
-:RustEmitAsm [args]                                             *:RustEmitAsm*
+:RustEmitAsm [args]                                    *:RustEmitAsm*
                Compiles the current file to assembly and displays the results
-               in a new split. If the current file has unsaved changes, it
-               will be saved first using |:update|. If the current file is an
+               in a new split.  If the current file has unsaved changes, it
+               will be saved first using |:update|.  If the current file is an
                unnamed buffer, it will be written to a temporary file first.
 
                The arguments given to |:RustEmitAsm| will be passed to rustc.
@@ -446,13 +420,12 @@ functionality from other plugins.
                If |g:rustc_path| is defined, it is used as the path to rustc.
                Otherwise it is assumed rustc can be found in $PATH.
 
-
 Running test(s)
 ---------------
 
-:[N]RustTest[!] [options]                                       *:RustTest*
+:[N]RustTest[!] [options]                              *:RustTest*
                Runs a test under the cursor when the current buffer is in a
-               cargo project with "cargo test" command. If the command did
+               cargo project with "cargo test" command.  If the command did
                not find any test function under the cursor, it stops with an
                error message.
 
@@ -465,35 +438,36 @@ Running test(s)
                When [options] is given, it is passed to "cargo" command
                arguments.
 
-               When the current buffer is outside cargo project, the command
-               runs "rustc --test" command instead of "cargo test" as
-               fallback. All tests are run regardless of adding ! since there
-               is no way to run specific test function with rustc. [options]
-               is passed to "rustc" command arguments in the case.
+               When the current buffer is outside a cargo project, the
+               command runs "rustc --test" command instead of "cargo test" as
+               fallback.  All tests are run regardless of adding ! since
+               there is no way to run specific test function with rustc.
+               [options] is passed to "rustc" command arguments in that case.
 
-               Takes optional modifiers (see |<mods>|):  >
-                   :tab RustTest
-                   :belowright 16RustTest
-                   :leftabove vert 80RustTest
+               Takes optional modifiers (see |<mods>|): >
+                       :tab RustTest
+                       :belowright 16RustTest
+                       :leftabove vert 80RustTest
 <
 rust.vim Debugging
 ------------------
 
-:RustInfo                                                          *:RustInfo*
+:RustInfo                                              *:RustInfo*
                Emits debugging info of the Vim Rust plugin.
 
-:RustInfoToClipboard                                      *:RustInfoClipboard*
+:RustInfoToClipboard                                   *:RustInfoClipboard*
                Saves debugging info of the Vim Rust plugin to the default
                register.
 
-:RustInfoToFile [filename]                                   *:RustInfoToFile*
+:RustInfoToFile [filename]                             *:RustInfoToFile*
                Saves debugging info of the Vim Rust plugin to the given file,
                overwriting it.
 
 ==============================================================================
-MAPPINGS                                                       *rust-mappings*
+MAPPINGS                                               *rust-mappings*
 
-This plugin defines mappings for |[[| and |]]| to support hanging indents.
+This plugin defines Normal mode, Visual mode, and Operator-pending mode
+mappings for |[[| and |]]| to support hanging indents.
 
 ==============================================================================
  vim:tw=78:sw=4:noet:ts=8:ft=help:norl:
diff --git a/runtime/doc/tags b/runtime/doc/tags
index f460c3b1f..2e9fc21ed 100644
--- a/runtime/doc/tags
+++ b/runtime/doc/tags
@@ -6342,6 +6342,7 @@ b:rust_cargo_check_benches        ft_rust.txt     
/*b:rust_cargo_check_benches*
 b:rust_cargo_check_examples    ft_rust.txt     /*b:rust_cargo_check_examples*
 b:rust_cargo_check_tests       ft_rust.txt     /*b:rust_cargo_check_tests*
 b:rustfmt_autosave     ft_rust.txt     /*b:rustfmt_autosave*
+b:rustfmt_autosave_if_config_present   ft_rust.txt     
/*b:rustfmt_autosave_if_config_present*
 b:tex_stylish  syntax.txt      /*b:tex_stylish*
 b:var  eval.txt        /*b:var*
 b:yaml_schema  syntax.txt      /*b:yaml_schema*

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