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Commit Graph

419 Commits

Author SHA1 Message Date
Dragan Simic
310082f3cf runtime(rst): Add support for rst_minlines
Following the approach used in other syntax definitions, add support for
defining the "syntax sync minlines=..." values for rst files in the
users' ~/.vimrc files, to allow the users to adjust that value in case
syntax highlighting stops working for some of the files they edit.

related: #18566

Signed-off-by: Dragan Simic <dsimic@manjaro.org>
Signed-off-by: Marshall Ward <marshall.ward@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-13 18:26:54 +00:00
Doug Kearns
c58f91c035 runtime(doc): Whitespace updates
Use double sentence spacing and wrap lines at 'textwidth'.  Code
examples and tables were not wrapped unless this had already been done
locally.

closes: #18453

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-12 15:31:37 +00:00
Aliaksei Budavei
40dec4609d runtime(doc): Replace rotted URL links
Both links to libXpm and mysyntax.vim are up but the listed
libXpm version is not offered anymore and mysyntax.vim is no
longer served at all.  The link for searching dictionary
extensions of Apache OpenOffice is broken; an alternative
link can be discovered from the home page.  Finally, the
English dictionaries Apache OpenOffice extension is probably
gone for good (is it incompatible with more recent versions
of the suite?) as its page neither available directly nor
discoverable through search.

closes: 18549

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-12 14:17:57 +00:00
Doug Kearns
7dba04f15c runtime(doc,vim): Update base syntax, match full :syntime command
- Use the optional tail command-name spec at :help :syntime.
- Match full :syntime command and highlight args.

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-09 19:39:57 +00:00
Aliaksei Budavei
143686b3c4 runtime(java): Fold adjacent "import" declarations
Also, distinguish (by abbreviating their names) and manage
foldable kinds of syntax items: blocks of code ("b"), plain
comments ("c"), Javadoc comments ("d"), adjacent "import"
declarations ("i").  Fold all qualifying items by default;
otherwise, do not fold items of explicitly delisted kinds.
For example,
------------------------------------------------------------
	let g:java_ignore_folding = "bcdi"
------------------------------------------------------------

Resolves zzzyxwvut/java-vim#12.

closes: #18492

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-08 16:45:28 +00:00
Doug Kearns
ec19075f61 runtime(doc): Normalise ellipsis dots in syntax.txt
Use three dots rather than two.

closes: #18521

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-08 16:20:23 +00:00
Girish Palya
474b981e40 patch 9.1.1835: completion: not possible to style popup borders globally
Problem:  not possible to style popup borders globally
Solution: Add the 'pumborder' option (Girish Palya)

This commit introduces a new global option, 'pumborder' ('pb'), that
allows users to define borders and optional decorations for the
completion popup menu.

```
Defines a border and optional decorations for the popup menu in
completion.  The value is a comma-separated list of keywords.

Border styles (at most one):
"single"singleuse thin box-drawing characters
"double"doubleuse double-line box-drawing characters
"round"rounduse rounded corners
"ascii"asciiuse ASCII characters (-, |, +)
"custom:XXXXXXXX"
    use eight characters given after "custom:",
    in order: top, right, bottom, left,
    topleft, topright, botright, botleft

Additional flags:
"margin"marginadds one-cell spacing inside the left and right border
"shadow"shadowdraws a shadow at the right and bottom edges

Highlight groups:
|hl-PmenuBorder|hl-PmenuBorderused for the border characters
|hl-PmenuShadow|hl-PmenuShadowused for the shadow

Examples: >
  :set pumborder=single
  :set pumborder=double,margin,shadow
  :set pumborder=custom:─│─│┌┐┘└,shadow

Border styles using box-drawing characters ("single", "double",
"round") are only available when |'encoding'| is "utf-8" and
|'ambiwidth'| is "single".  "margin" requires a border style.
See also: |ins-completion-menu|.
```

fixes: https://github.com/vim/vim/pull/18441#issuecomment-3360188458
closes: #18486
closes: #17091

Signed-off-by: Girish Palya <girishji@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-07 20:51:02 +00:00
Mao-Yining
2c09368273 patch 9.1.1834: MS-Windows: not possible to highlight the title bar
Problem:  MS-Windows: not possible to highlight the title bar
Solution: Make the title/caption bar configurable by introducing the
          'go-C' option value which allows to highlight it using the
          TitleBar and TitleBarNC highlighting groups (Mao-Yining).

Introduce titlebar color customization for Windows 11 GUI through
highlight groups and new 'guioptions' flag:

- Add 'C' flag to enable titlebar color customization (opt-in)
- New highlight groups: TitleBar (active) and TitleBarNC (inactive)
- Uses DWMWA_CAPTION_COLOR and DWMWA_TEXT_COLOR DWM attributes
- Dynamically loads dwmapi.dll for Windows 11 compatibility
- Defaults to system colors when set to NONE or feature disabled

closes: #18449

Signed-off-by: Mao-Yining <mao.yining@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-07 19:41:59 +00:00
Elijah Greenstein
f8b9251d8f runtime(doc): Fix typos in syntax.txt
closes: #18504

Co-authored-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Elijah Greenstein <197816462+elijahgreenstein@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-07 19:22:05 +00:00
Aliaksei Budavei
bfcf638c73 runtime(java): Make changes for JDK 25
- Add to the list of java.lang classes three new types: IO,
  ScopedValue, and ScopedValue.Carrier.
- Add to the list of java.lang interfaces a new type:
  ScopedValue.CallableOp.
- "Demote" RuntimePermission from the list of java.lang
  class types to javaLangDeprecated.
- Reintroduce supported syntax-preview-feature numbers 455
  and 488 as _a new number_ 507.

References:
https://bugs.openjdk.org/browse/JDK-8353641
https://openjdk.org/jeps/506 (Scoped Values)
https://openjdk.org/jeps/507 (Primitive Types in Patterns etc.)
https://openjdk.org/jeps/512 (Compact Source Files etc.)

closes: #18479

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-10-04 10:09:58 +00:00
Aliaksei Budavei
91ac18cb03 runtime(java): Recognise _module_ import declarations
After two preview proposals (JEPs 476 and 494), _module_
import declarations are now a part of the language (JDK 25).

Reference:
https://openjdk.org/jeps/511

closes: #18424

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-28 17:40:29 +00:00
Hirohito Higashi
0b7d094d70 runtime(doc): Tweak doc style in syntax.txt
closes: #18310

Signed-off-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-16 19:07:57 +00:00
Christian Brabandt
684edc7dce runtime(doc): mention generic log highlighter
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-16 19:02:44 +00:00
Damien Lejay
8e0d374e4d runtime(doc): Improve the doc for :syn-containedin
closes: #18290

Co-authored-by: h_east <h.east.727@gmail.com>
Signed-off-by: Damien Lejay <damien@lejay.be>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-15 18:05:18 +00:00
Mao-Yining
c37f25c651 runtime(doc): update Markdown syntax documentation and mention Pandoc
fixes: #18286

Signed-off-by: Mao-Yining <mao.yining@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-14 04:28:23 -04:00
Girish Palya
2525c56e42 patch 9.1.1750: completion: preinserted text highlighed using ComplMatchIns
Problem:  completion: preinserted text highlighed using ComplMatchIns
Solution: Use highlighting group PreInsert and update the documentation
          (Girish Palya).

When "preinsert" is included in 'completeopt', only the PreInsert
highlight group should be applied, whether autocompletion is active or not.
Previously, ComplMatchIns was used when autocompletion was not enabled.

Related to https://github.com/vim/vim/pull/18213.

closes: #18254

Signed-off-by: Girish Palya <girishji@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-10 04:04:24 -04:00
Girish Palya
fa6fd41a94 patch 9.1.1742: complete: preinsert does not work well with preinsert
Problem:  complete: preinsert does not work well with preinsert
Solution: Make "preinsert" completeopt value work with autocompletion
          (Girish Palya)

This change extends Insert mode autocompletion so that 'preinsert' also
works when 'autocomplete' is enabled.

Try: `:set ac cot=preinsert`

See `:help 'cot'` for more details.

closes: #18213

Signed-off-by: Girish Palya <girishji@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-09-08 15:23:29 -04:00
WuJunkai2004
0c4405a6b2 patch 9.1.1647: filetype: Cangjie files are not recognized
Problem:  filetype: Cangjie files are not recognized
Solution: Detect *.cj files as cangjie filetype, include a syntax plugin
          (WuJunkai2004)

This commit introduces a new syntax highlighting file for the Cangjie
programming language, includes 4 parts as required:
- The main syntax file: runtime/syntax/cangjie.vim
- The filetype detection rule in: runtime/filetype.vim
- The documentation update in: runtime/doc/syntax.txt
- Some menus

References:
- https://gitcode.com/Cangjie
- https://cangjie-lang.cn/

fixes: 18014
closes: #18027

Signed-off-by: WuJunkai2004 <wujunkai20041123@outlook.com>
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-08-18 20:53:34 +02:00
Damien Lejay
32d6bd6df2 runtime(doc): remove dead links
related: #17879

Signed-off-by: Damien Lejay <damien@lejay.be>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-08-10 10:28:16 +02:00
Aliaksei Budavei
7132935413 runtime(java): Manage byte limits for variable-width lookbehind assertions
Raise the byte limits from 80 to 120 for "javaFuncDef" and
"java*CommentTitle"; and support selecting other arbitrary
values with
------------------------------------------------------------
	let g:java_lookbehind_byte_counts = {
		\ 'javaMarkdownCommentTitle': 240,
	\ }
------------------------------------------------------------

for related groups of syntax definitions, referring to their
names with dictionary keys.

Over-80-Byte-Limit Lookbehind Examples:
https://raw.githubusercontent.com/openjdk/jdk/refs/tags/jdk-24%2B36/src/java.base/share/classes/sun/security/x509/NamedX509Key.java [Lines 43 & 44]
https://raw.githubusercontent.com/openjdk/jdk/refs/tags/jdk-24%2B36/src/jdk.compiler/share/classes/com/sun/tools/javac/util/GraphUtils.java [Line 154]

closes: #17921

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-08-08 10:50:19 +02:00
veotos
9c4de84b2d runtime(doc): Update ft-vim-syntax documentation
g:vimsyn_folding and g:vimsyn_embed regexps need to match case.

closes: #17914

Signed-off-by: veotos <veotos@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-08-07 15:22:04 +02:00
Hirohito Higashi
bb0860abc9 runtime(doc): tweak option name notation further
related: #17857
closes: #17917

Signed-off-by: h-east <h.east.727@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-08-06 17:00:58 +02:00
Hirohito Higashi
85cd509885 runtime(doc): Use correct option-name tags
closes: #17857

Signed-off-by: Hirohito Higashi <h.east.727@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-08-06 12:44:36 +02:00
Doug Kearns
31ec66403d runtime(doc): Update help syntax, match :autocmd options
- Match :autocmd options and special buffer pattern.
- Normalise ellipsis (three dots) in Ex command argument lists.

closes: #17793

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-07-20 10:34:32 +02:00
Maxim Kim
16f7098e68 patch 9.1.1568: need a few more default highlight groups
Problem:  need a few more default highlight groups
Solution: Add Bold, Italic and BoldItalic default highlight groups
          (Maxim Kim).

related: https://github.com/vim/vim/pull/17598#issuecomment-3007320523
closes: #17804

Signed-off-by: Maxim Kim <habamax@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-07-20 09:35:35 +02:00
Csaba Hoch
e85a66a4d4 runtime(erlang): Add support for triple-quoted strings and docstrings
Erlang recently added the `-moduledoc` attribute as well as triple
quoted strings and the `~` prefix for binary strings, see [1].

Erlang also added nominal types. See EEP-69 [2].

This commit removes the documentation of "g:erlang_highlight_bifs" and
"g:erlang_highlight_special_atoms", which are not longer supported.
"g:erlang_old_style_highlight" is kept undocumented (as it should not be
used by new users).

This commit contains the modifications in the following PR and commits:

- vim-erlang/vim-erlang-runtime#58
- vim-erlang/vim-erlang-runtime@43d18d3
- vim-erlang/vim-erlang-runtime@ac88ebf
- vim-erlang/vim-erlang-runtime@19c1be9
- vim-erlang/vim-erlang-runtime@7f5cefc
- vim-erlang/vim-erlang-runtime@976b10b

[1]: https://www.erlang.org/doc/system/documentation.html
[2]: https://www.erlang.org/eeps/eep-0069

closes: #17687

Co-authored-by: Johannes Christ <jc@jchri.st>
Signed-off-by: Csaba Hoch <csaba@cursorinsight.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-07-14 22:03:06 +02:00
Yochem van Rosmalen
2090405de5 runtime(doc): make examples verbatim to prevent conceal/tag parsing
closes: #17437

Signed-off-by: Yochem van Rosmalen <git@yochem.nl>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-06-03 20:54:33 +02:00
Aliaksei Budavei
b577ad50d0 runtime(java): Match annotation- and interface-type names of "java.lang"
Complement the documented support for the recognition of all
public types of the "java.lang" package (":help java.vim").
(The original syntax item generator may have, inadvertently,
contributed via suppressing "NullPointerException"s to not
having annotation and interface types qualify in general.)

Also, re-link usage instructions for the alternative syntax
item generator to a rolling "master"'s version.

closes: #17419

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-06-01 18:29:37 +02:00
Aliaksei Budavei
055cca88c4 runtime(java): Reference a modern syntax item generator for type names
And generalise the sourcing of "javaid.vim" for Java
buffers.

Resolves zzzyxwvut/java-vim#10.
closes: #17411

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-31 12:25:15 +02:00
Johnothan King
b0691b46bd runtime(sh): Fix various syntax highlighting problems in ksh93 scripts
- Fixed syntax highlighting for ksh93 namespace variables starting
  with '${.'
- Added support for the alarm, eloop, fds, mkservice, pids, poll and
  sha2sum builtins (which are indeed ksh93 builtins, albeit whether or
  not they are available depends on the ksh release and the compiled
  SHOPT options).
- Added support for the many Unix commands provided by ksh93's libcmd
  as builtin commands (since these are general commands, scripts for
  other shells like bash will also highlight these).
  - The dumps for the sh_0{2,5,6,8,9}.sh were recreated due to this
    change affecting commands those scripts call (e.g. 'wc').
- Enabled ${parameter/pattern/string} and friends for ksh syntax.
- Enabled case modification for ksh. See also:
  https://github.com/ksh93/ksh/commit/c1762e03
- Enabled ;;& support for ksh. See also:
  https://github.com/ksh93/ksh/commit/fc89d20a
- Added many special ksh variables using 93u+m's data/variables.c
  as a reference.

If vim can't figure out which ksh release is in play using e.g.
the hashbang path, in such a case a generic default that enables
everything and the kitchen sink will be used. Otherwise, features will
be disabled if it's absolutely known a certain feature will not be
present. Examples:
   - ERRNO is ksh88 specific, so that is locked to ksh88.
   - Only 93u+m (assumed for generic) has SRANDOM, and only 93u+m
     and 93v- have case modification support.
   - 93u+ and 93v- have VPATH and CSWIDTH variables (the latter
     is vestigal, but still present in the hardcoded variable table).
   - 93v- and ksh2020 have (buggy and near unusable) implementations
     of compgen and complete.
   - Only mksh provides function substitutions, i.e. ${|command;}.

This took the better part of my day to implement. It seems to work well
enough though. (Also had to regenerate the dumps again while testing
it, as now there are dup scripts with mere hashbang differences, used
solely for testing syntax highlighting differences.)

closes: #17348

Signed-off-by: Johnothan King <johnothanking@protonmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-21 21:21:14 +02:00
Doug Kearns
a577e4289c runtime(vim): Update base-syntax, improve script-interface command highlighting
- Normalise interface heredoc highlighting with that used for
  :let-heredocs.
- Remove interface feature testing.  The Lua and Python interface
  command scripts are now highlighted by default.  Loading all syntax
  files incurs an undesirable load-time burden so highlighting of the
  less popular MzScheme, Perl, Ruby and Tcl interfaces is disabled by
  default.  g:vimsyn_embed can still be used to customise the supported
  interfaces.
- Always highlight interface ex-commands as valid commands, even when
  the corresponding command-script highlighting is disabled.
- Highlight simple command-script statements as well as heredocs.
- Remove error highlighting of heredoc and statement command-script
  regions when an interface is disabled.  These are now highlighted as
  plain text.
- Allow indented heredoc end tokens when "trim" is specified.
- Match interface heredocs in :def functions.
- Fix runaway vimEmbedError regions.  These regions have been removed.
- Use python2 syntax for :python, and :pythonx when 'pyxversion' is
  appropriately set.

closes: #15522

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-17 16:29:13 +02:00
Naruhiko Nishino
be5bd4d629 patch 9.1.1391: Vim does not have a vertical tabpanel
Problem:  Vim does not have a tabpanel
Solution: include the tabpanel feature
          (Naruhiko Nishino, thinca)

closes: #17263

Co-authored-by: thinca <thinca@gmail.com>
Signed-off-by: Naruhiko Nishino <naru123456789@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-14 21:20:28 +02:00
Aliaksei Budavei
910bfd5d38 runtime(java): Consent to HTML tags folding in Javadoc comments
HTML tags in Javadoc comments can additionally be folded
after applying
------------------------------------------------------------
	let g:html_syntax_folding = 1
	set foldmethod=syntax
------------------------------------------------------------

and giving explicit consent with
------------------------------------------------------------
	let g:java_consent_to_html_syntax_folding = 1
------------------------------------------------------------

Do not default to this kind of folding unless ALL start tags
and optional end tags are balanced in Javadoc comments;
otherwise, put up with creating runaway folds that break
syntax highlighting.

resolves: zzzyxwvut/java-vim#8.
closes: #17216

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-04-28 17:58:22 +02:00
Amelia Clarke
3041cf67d3 runtime(filetype): improve *.h filetype detection
This commit changes *.h files to default to C (instead of C++), and
deprecates the existing `g:c_syntax_for_h` and `g:ch_syntax_for_h`
variables in favor of a unified `g:filetype_h`, like is used for other
ambiguous file extensions.

closes: #17135

Signed-off-by: Amelia Clarke <selene@perilune.dev>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-04-19 11:48:10 +02:00
Eisuke Kawashima
f35bd76b31 patch 9.1.1307: make syntax does not reliably detect different flavors
Problem:  GNU extensions, such as `ifeq` and `wildcard` function, are
          highlighted in BSDmakefile
Solution: detect BSD, GNU, or Microsoft implementation according to
	  filename, user-defined global variables, or file contents

closes: #17089

Co-authored-by: Roland Hieber <rohieb@users.noreply.github.com>
Signed-off-by: Eisuke Kawashima <e-kwsm@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-04-15 19:20:06 +02:00
Pierrick Guillaume
836b87d699 patch 9.1.1299: filetype: mbsyncrc files are not recognized
Problem:  filetype: mbsyncrc files are not recognized
Solution: detect isyncrc and "*.mbsyncrc" files as mbsync filetype,
          include filetype and syntax plugin (Pierrick Guillaume)

mbsync is a command line application which synchronizes mailboxes;
currently Maildir and IMAP4 mailboxes are supported.
New messages, message deletions and flag changes can be propagated both ways;
the operation set can be selected in a fine-grained manner.

References:
mbsync syntax overview: mbsync manual (isync v1.4.4)
https://isync.sourceforge.io/mbsync.html

Upstream support for the mbsync filetype.
Original plugin: https://github.com/Fymyte/mbsync.vim

closes: #17103

Signed-off-by: Pierrick Guillaume <pguillaume@fymyte.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-04-13 18:25:33 +02:00
Aliaksei Budavei
1054b18291 runtime(java): Make changes for JDK 24 in syntax script
- "Demote" SecurityManager from the list of java.lang class
  types to javaLangDeprecated.
- Reintroduce supported syntax-preview-feature numbers 455
  and 476 as _new numbers_ 488 and 494, respectively.

References:
- https://openjdk.org/jeps/486 (Permanently Disable the Security Manager)
- https://openjdk.org/jeps/488 (Primitive Types in Patterns etc.)
- https://openjdk.org/jeps/494 (Module Import Declarations)

closes: #16977

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-03-29 09:16:30 +01:00
Yee Cheng Chin
9943d4790e patch 9.1.1243: diff mode is lacking for changes within lines
Problem:  Diff mode's inline highlighting is lackluster. It only
          performs a line-by-line comparison, and calculates a single
          shortest range within a line that could encompass all the
          changes. In lines with multiple changes, or those that span
          multiple lines, this approach tends to end up highlighting
          much more than necessary.

Solution: Implement new inline highlighting modes by doing per-character
          or per-word diff within the diff block, and highlight only the
          relevant parts, add "inline:simple" to the defaults (which is
          the old behaviour)

This change introduces a new diffopt option "inline:<type>". Setting to
"none" will disable all inline highlighting, "simple" (the default) will
use the old behavior, "char" / "word" will perform a character/word-wise
diff of the texts within each diff block and only highlight the
differences.

The new char/word inline diff only use the internal xdiff, and will
respect diff options such as algorithm choice, icase, and misc iwhite
options. indent-heuristics is always on to perform better sliding.

For character highlight, a post-process of the diff results is first
applied before we show the highlight. This is because a naive diff will
create a result with a lot of small diff chunks and gaps, due to the
repetitive nature of individual characters. The post-process is a
heuristic-based refinement that attempts to merge adjacent diff blocks
if they are separated by a short gap (1-3 characters), and can be
further tuned in the future for better results. This process results in
more characters than necessary being highlighted but overall less visual
noise.

For word highlight, always use first buffer's iskeyword definition.
Otherwise if each buffer has different iskeyword settings we would not
be able to group words properly.

The char/word diffing is always per-diff block, not per line, meaning
that changes that span multiple lines will show up correctly.
Added/removed newlines are not shown by default, but if the user has
'list' set (with "eol" listchar defined), the eol character will be be
highlighted correctly for the specific newline characters.

Also, add a new "DiffTextAdd" highlight group linked to "DiffText" by
default. It allows color schemes to use different colors for texts that
have been added within a line versus modified.

This doesn't interact with linematch perfectly currently. The linematch
feature splits up diff blocks into multiple smaller blocks for better
visual matching, which makes inline highlight less useful especially for
multi-line change (e.g. a line is broken into two lines). This could be
addressed in the future.

As a side change, this also removes the bounds checking introduced to
diff_read() as they were added to mask existing logic bugs that were
properly fixed in #16768.

closes: #16881

Signed-off-by: Yee Cheng Chin <ychin.git@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-03-26 19:46:09 +01:00
Mohamed Akram
51a06ecee0 runtime(sh): consider sh as POSIX shell by default
Also, do not set g:is_kornshell when g:is_posix is set. BSD shells are
POSIX but many are derived from the ash shell.

closes: #16939

Signed-off-by: Mohamed Akram <mohd.akram@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-03-21 17:52:08 +01:00
Nick Jensen
96395e1512 runtime(cs): Update C# runtime files
closes: #16884

Signed-off-by: Nick Jensen <nickspoon@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-03-15 09:50:41 +01:00
Christian Brabandt
8d67cbfa1f runtime(doc): document vim syntax switches
related: #16727
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-03-10 21:10:22 +01:00
brianhuster
00a00f5d3f runtime(lua): Update lua ftplugin and documentation
Problem:
- The doc says the default `g:lua_subversion` is 2, but in fact it is 3
  (see `runtime/syntax/lua.vim`)
- `includeexpr` doesn't work with module in `init.lua`

Solution:
- Update documentation
- Assign value to option `&include`
- Add function `LuaInclude` and assign it to `l:&includeexpr`

closes: #16655

Co-authored-by: dkearns <dougkearns@gmail.com>
Signed-off-by: brianhuster <phambinhanctb2004@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-02-25 20:26:45 +01:00
Yee Cheng Chin
a7b8120820 patch 9.1.1138: cmdline completion for :hi is too simplistic
Problem:  Existing cmdline completion for :highlight was barebone and
          only completed the highlight group names.

Solution: Implement full completion for the highlight group arguments
          such as guifg and cterm. If the user tries to complete
          immediately after the '=' (e.g. `hi Normal guifg=<Tab>`), the
          completion will fill in the existing value, similar to how
          cmdline completion for options work (Yee Cheng Chin).

closes: #16712

Signed-off-by: Yee Cheng Chin <ychin.git@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-02-23 09:34:50 +01:00
Yee Cheng Chin
e700ddeea4 patch 9.1.1123: popup hi groups not falling back to defaults
Problem:  Highlight groups PopupSelected/PopupNotification/
          MessageWindow are supposed to fall back to default highlight
          groups if they are not defined. However, once a colorscheme
          has defined them, switching to another colorscheme that
          doesn't do so will leave behind a cleared colorscheme, which
          causes the fallback to fail.

Solution: Set up default links to the relevant fallback highlight
          groups, which makes sure a `:hi clear` command will reset the
          state properly (Yee Cheng Chin).

closes: #16676

Signed-off-by: Yee Cheng Chin <ychin.git@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-02-20 21:58:21 +01:00
Christian Brabandt
4335fcfed1 runtime(kconfig): updated ftplugin and syntax script
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-01-20 21:01:41 +01:00
Doug Kearns
c2a967a1b9 runtime(c): Update syntax and ftplugin files
- highlight more C keywords, including some from C23

Conditionally highlight C23 features:
- #embed, #elifdef and #elifndef preprocessor directives
- predefined macros
- UTF-8 character constants
- binary integer constants, _BitInt literals, and digit separators
- nullptr_t type and associated constant
- decimal real floating-point, bit precise and char types
- typeof operators

Matchit:
- update for new preprocessor directives

fixes: #13667
fixes: #13679
closes: #12984

Co-authored-by: Albin Ahlbäck <albin.ahlback@gmail.com>
Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-01-17 14:12:16 +01:00
glepnir
9eff3ee818 patch 9.1.1006: PmenuMatch completion highlight can be combined
Problem:  PmenuMatch completion highlight can be combined
Solution: Combine highlight groups PmenuMatch with Pmenu and
          PmenuMatchSel with PmenuSel (glepnir)

fixes: #15563
closes: #16408

Signed-off-by: glepnir <glephunter@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-01-11 16:47:34 +01:00
glepnir
6a38aff218 patch 9.1.0936: cannot highlight completed text
Problem:  cannot highlight completed text
Solution: (optionally) highlight auto-completed text using the
          ComplMatchIns highlight group (glepnir)

closes: #16173

Signed-off-by: glepnir <glephunter@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-12-16 21:56:16 +01:00
Wu, Zhenyu
d66d68763d patch 9.1.0919: filetype: some assembler files are not recognized
Problem:  filetype: some assembler are files not recognized
Solution: detect '*.nasm' files as nasm filetype and '*.masm' as masm
          filetype (Wu, Zhenyu)

closes: #16194

Signed-off-by: Wu, Zhenyu <wuzhenyu@ustc.edu>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-12-12 19:39:19 +01:00
zeertzjq
7c5152826f patch 9.1.0849: there are a few typos in the source
Problem:  there are a few typos in the source.
Solution: Correct typos (zeertzjq).

closes: #16026

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-11-10 20:26:12 +01:00