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10 Commits

Author SHA1 Message Date
Doug Kearns
7b5550fac7
runtime(vim): Update base-syntax, improve :import highlighting
- Match "autoload" as a keyword in :import commands.
- Match an expression argument for the filename.

closes: #15375

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-18 20:37:34 +02:00
Aliaksei Budavei
dc7ed8f946
runtime(html): Optionally fold tags with the "expr" method
Tag folding poses a few difficulties.  Many elements, e.g.
"blockquote", are always delimited by start and end tags;
end tags for some elements, e.g. "p", can be omitted in
certain contexts; void elements, e.g. "hr", have no end tag.
Although the rules for supporting omissible end tags are
ad-hoc and involved, they apply to elements in scope.
Assuming syntactical wellformedness, an end tag can be
associated with its nearest matching start tag discoverable
in scope and towards the beginning of a file, whereas all
unbalanced tags and inlined tags can be disregarded.

For example:
------------------------------------------------------------
<!DOCTYPE html>
<html lang="en">		<!-- >1 : 1 -->
  <body>			<!-- >2 : 2 -->
    <p>Paragraph #1.		<!--  = : 2 -->
    <p>				<!-- >3 : 3 -->
      Paragraph #2.		<!--  = : 3 -->
    </p>			<!-- <3 : 3 -->
    <p>Paragraph #3.</p>	<!--  = : 2 -->
  </body>			<!-- <2 : 2 -->
</html>				<!-- <1 : 1 -->
------------------------------------------------------------

(HTML comments here, "<!-- ... -->", record two values for
each folded line that are separated by ":", a value obtained
from "&foldexpr" and a value obtained from "foldlevel()".)

Innermost foldedable tags will be flattened.  For example:
------------------------------------------------------------
<!DOCTYPE html>
<html lang="en">		<!-- >1 : 1 -->
  <body>			<!-- >2 : 2 -->
    <div class="block">		<!-- >3 : 3 -->
      <pre><code>		<!-- >4 : 4 -->
[CODE SNIPPET]			<!--  = : 4 -->
      </code></pre>		<!-- <4 : 4 -->
    </div>			<!-- <3 : 3 -->
  </body>			<!-- <2 : 2 -->
</html>				<!-- <1 : 1 -->
------------------------------------------------------------

No folding will be requested for the "<code>"-"</code>" tag
pair and reflected by "&foldexpr" because such a fold would
have claimed the same lines that the immediate fold of the
"<pre>"-"</pre>" tag already claims.

Run-on folded tags may confuse Vim.  When a file such as:
------------------------------------------------------------
<!DOCTYPE html>
<html lang="en">		<!-- >1 : 1 -->
  <body>			<!-- >2 : 2 -->
    <div class="block">		<!-- >3 : 3 -->
      <pre>			<!-- >4 : 4 -->
	<code>			<!-- >5 : 5 -->
[CODE SNIPPET #1]		<!--  = : 5 -->
	</code>			<!-- <5 : 5 -->
      </pre>			<!-- <4 : 4 -->
    </div>			<!-- <3 : 3 -->
				<!--  = : 3 -->
    <div class="block">		<!-- >3 : 3 -->
      <pre>			<!-- >4 : 4 -->
	<code>			<!-- >5 : 5 -->
[CODE SNIPPET #2]		<!--  = : 5 -->
	</code>			<!-- <5 : 5 -->
      </pre>			<!-- <4 : 4 -->
    </div>			<!-- <3 : 3 -->
  </body>			<!-- <2 : 2 -->
</html>				<!-- <1 : 1 -->
------------------------------------------------------------

is reformatted as follows:
------------------------------------------------------------
<!DOCTYPE html>
<html lang="en">		<!-- >1 : 1 -->
  <body>			<!-- >2 : 2 -->
    <div class="block">		<!-- >3 : 3 -->
      <pre>			<!-- >4 : 4 -->
	<code>			<!-- >5 : 5 -->
[CODE SNIPPET #1]		<!--  = : 5 -->
	</code>			<!-- <5 : 5 -->
      </pre>			<!-- <4 : 4 -->
    </div><div class="block"><pre><code> <!-- <3 : 3 -->
[CODE SNIPPET #2]		<!--  = : 2 ? -->
	</code>			<!-- <5 : 2 ? -->
      </pre>			<!-- <4 : 2 ? -->
    </div>			<!-- <3 : 2 ? -->
  </body>			<!-- <2 : 2 -->
</html>				<!-- <1 : 1 -->
------------------------------------------------------------

"&foldexpr" values will not be used as is for the lines
between (and including) "[CODE SNIPPET #2]" and "</div>".
(Cf. v9.1.0002.)

Having syntax highlighting in effect, tag folding using the
"fold-expr" method can be enabled with:
------------------------------------------------------------
	let g:html_expr_folding = 1
------------------------------------------------------------

By default, tag folding will be redone from scratch after
each occurrence of a TextChanged or an InsertLeave event.
Such frequency may not be desired, especially for large
files, and this recomputation can be disabled with:
------------------------------------------------------------
	let g:html_expr_folding_without_recomputation = 1
        doautocmd FileType
------------------------------------------------------------

To force another recomputation, do:
------------------------------------------------------------
	unlet! b:foldsmap
	normal zx
------------------------------------------------------------

References:
https://web.archive.org/web/20250328105626/https://html.spec.whatwg.org/multipage/syntax.html#optional-tags
https://en.wikipedia.org/wiki/Dangling_else

closes: #17141

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-10 21:40:41 +02:00
Doug Kearns
1c58019a82
runtime(vim): Update base-syntax, improve enum highlighting
Match enum values and missing class keywords.

fixes: #15970

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-05-01 17:43:17 +02:00
Doug Kearns
2f5a8c0b5b
runtime(vim): Update base-syntax, match full :redir command
closes: #17057

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-04-05 15:55:36 +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
Doug Kearns
1aa287e048
runtime(vim): Update base-syntax, improve variable matching
- Match variables after operators, including line continuations.
- Match option variables without leading whitespace.
- Explicitly match expression subscripts.
- Match Vim9 variables in LHS of assignments and method calls.
- Match option variables (&option) with a dedicated syntax group like
  environment variables.
- Match list literals, fixes: #5830
- Match :{un}lockvar arguments.
- Match registers and environment variables in :let unpack lists.
- Match lambda expressions
- Match Vim9 scope blocks
- Match variables in :for subject
- Highlight user variables with Normal
- Improve this/super keyword matching, fixes: #15970

closes: #16476

Signed-off-by: Doug Kearns <dougkearns@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2025-02-10 22:00:27 +01:00
Aliaksei Budavei
60310a4b26
runtime(java): Manage circularity for every :syn-included syntax file
With "g:markdown_fenced_languages" defined and "java" added
to its list, a circular dependency between the Markdown and
Java syntax files will be made.  To break it, no Markdown
documentation comments will be recognised in fenced blocks
in Markdown files; in order to view Java source files,
"java" must be removed from "g:markdown_fenced_languages",
and this task can be automated as follows.

1) Add to "~/.after/ftplugin/java.vim":
------------------------------------------------------------
if exists("g:markdown_fenced_languages") &&
	\ !(exists("g:java_ignore_javadoc") ||
	\ exists("g:java_ignore_markdown"))
    let s:idx = index(g:markdown_fenced_languages, 'java')
    if s:idx > -1
	call remove(g:markdown_fenced_languages, s:idx)
    endif
    unlet s:idx
endif
------------------------------------------------------------

2) Optionally add to "~/.after/ftplugin/markdown.vim":
------------------------------------------------------------
if exists("g:markdown_fenced_languages") &&
	\ index(g:markdown_fenced_languages, 'java') < 0
    call add(g:markdown_fenced_languages, 'java')
endif
------------------------------------------------------------

(Make sure that the above snippets appear in the files under
the "ftplugin" NOT "syntax" directory.)

Finally, unless the new version of the syntax file is made
available from "$VIMRUNTIME" (and from "~/.vim/syntax" if
necessary), OTHER discoverable file versions will be used
whose behaviour may interfere with this fix.

related: #15740
closes: #15796

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-10-04 20:25:05 +02:00
Aliaksei Budavei
50423ab808
runtime(java): Optionally recognise _module_ import declarations
Define "g:java_syntax_previews" and include number 476 in
its list to enable this recognition:
------------------------------------------------------------
        let g:java_syntax_previews = [476]
------------------------------------------------------------

Reference:
https://openjdk.org/jeps/476

closes: #15709

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-09-20 21:38:21 +02:00
Aliaksei Budavei
a9ae38dc3f
runtime(java): Recognise all available standard doclet tags
* Complement the tag set with @spec, {@systemProperty},
  {@summary}, @provides, @uses, @hidden, and {@index}.
* Do not hoard all tags under a single highlighting group.
* Skip over nested balanced braces in inline tags.
* Observe that tag names are case sensitive: both {@docRoot}
  and {@inheritDoc} are valid, whereas {@inheritdoc} and
  {@docroot} are not.
* In the @see tag arguments, allow for:
  - module name prefixes (e.g. java.base/java.lang.String);
  - references to arbitrary URI fragments (e.g. ##foo);
  - matching any tag variation arguments on the next line.
* Test directives and tags for Java module declarations.
* Enforce the word end for "module-info" candidates.

References:
https://bugs.openjdk.org/browse/JDK-8226279 (@spec)
https://bugs.openjdk.org/browse/JDK-8214559 ({@systemProperty})
https://bugs.openjdk.org/browse/JDK-8173425 ({@summary})
https://bugs.openjdk.org/browse/JDK-8160196 (@provides & @uses)
https://bugs.openjdk.org/browse/JDK-8073100 (@hidden)
https://bugs.openjdk.org/browse/JDK-8044243 ({@index})
https://docs.oracle.com/en/java/javase/21/docs/specs/javadoc/doc-comment-spec.html
https://github.com/openjdk/jdk/blob/jdk-21-ga/src/jdk.compiler/share/classes/com/sun/source/doctree/DocTree.java

closes: #15652

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-09-10 21:00:33 +02:00
Aliaksei Budavei
a9bc195d64
runtime(syntax-tests): Retrofit input/c.c. with TEST_SETUP
Also:

- Include a syntax test for Markdown that takes advantage of
  a sourceable setup configuration.
- Update Filelist

closes: #14215

Signed-off-by: Aliaksei Budavei <0x000c70@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
2024-03-18 19:32:48 +01:00