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>
2025-10-15 07:14:09 -04:00 · 2025-10-08 16:45:28 +00:00
parent 97d1255558
commit 143686b3c4
22 changed files with 438 additions and 258 deletions
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -2214,14 +2214,17 @@ Note that these three variables are maintained in the HTML syntax file.
 Numbers and strings can be recognized in non-Javadoc comments with >
 	:let g:java_comment_strings = 1

-When 'foldmethod' is set to "syntax", blocks of code and multi-line comments
-will be folded.  No text is usually written in the first line of a multi-line
-comment, making folded contents of Javadoc comments less informative with the
-default 'foldtext' value; you may opt for showing the contents of a second
-line for any comments written in this way, and showing the contents of a first
-line otherwise, with >
+When 'foldmethod' is set to "syntax", multi-line blocks of code ("b"), plain
+comments ("c"), Javadoc comments ("d"), and adjacent "import" declarations
+("i") will be folded by default.  Syntax items of any supported kind will
+remain NOT foldable when its abbreviated name is delisted with >
+	:let g:java_ignore_folding = "bcdi"
+No text is usually written in the first line of a multi-line comment, making
+folded contents of Javadoc comments less informative with the default
+'foldtext' value; you may opt for showing the contents of a second line for
+any comments written in this way, and showing the contents of a first line
+otherwise, with >
 	:let g:java_foldtext_show_first_or_second_line = 1
-
 HTML tags in Javadoc comments can additionally be folded by following the
 instructions listed under |html-folding| and giving explicit consent with >
 	:let g:java_consent_to_html_syntax_folding = 1
--- a/runtime/syntax/java.vim
+++ b/runtime/syntax/java.vim
@@ -3,7 +3,7 @@
 " Maintainer:		Aliaksei Budavei <0x000c70 AT gmail DOT com>
 " Former Maintainer:	Claudio Fleiner <claudio@fleiner.com>
 " Repository:		https://github.com/zzzyxwvut/java-vim.git
-" Last Change:		2025 Oct 04
+" Last Change:		2025 Oct 08

 " Please check ":help java.vim" for comments on some of the options
 " available.
@@ -59,6 +59,10 @@ else
  endfunction
 endif

+function! s:ff.QueryFoldArgForSyntaxItems(kind) abort
+  return stridx(s:java_ignore_folding, a:kind) < 0 ? "fold" : ""
+endfunction
+
 if !exists("*s:ReportOnce")
  function s:ReportOnce(message) abort
    echomsg 'syntax/java.vim: ' . a:message
@@ -90,6 +94,8 @@ if exists("g:java_foldtext_show_first_or_second_line")
  setlocal foldtext=JavaSyntaxFoldTextExpr()
 endif

+let s:java_ignore_folding = get(g:, 'java_ignore_folding', '')
+
 " Admit the ASCII dollar sign to keyword characters (JLS-17, §3.8):
 try
  exec 'syntax iskeyword ' . &l:iskeyword . ',$'
@@ -121,6 +127,11 @@ syn match   javaOperator	"\<var\>\%(\s*(\)\@!"
 syn match   javaExternal	"\<import\s\+module\>" contains=javaModuleImport
 syn keyword javaModuleImport	contained module

+if !empty(s:ff.QueryFoldArgForSyntaxItems('i'))
+  " Group and fold adjacent "import" declarations.
+  syn region  javaImportDeclBlock	transparent start="\<import\s\+\K" skip="\<import\s\+\K" end="^" contains=javaExternal,@javaClasses,javaComment,javaLineComment fold
+endif
+
 " Since the yield statement, which could take a parenthesised operand,
 " and _qualified_ yield methods get along within the switch block
 " (JLS-17, §3.8), it seems futile to make a region definition for this
@@ -380,7 +391,7 @@ syn keyword javaLabelDefault	contained default
 syn keyword javaLabelVarType	contained var
 " Allow for the contingency of the enclosing region not being able to
 " _keep_ its _end_, e.g. case ':':.
-syn region  javaLabelWhenClause	contained transparent matchgroup=javaLabel start="\<when\>" matchgroup=NONE end=":"me=e-1 end="->"me=e-2 contains=TOP,javaExternal,javaLambdaDef
+syn region  javaLabelWhenClause	contained transparent matchgroup=javaLabel start="\<when\>" matchgroup=NONE end=":"me=e-1 end="->"me=e-2 contains=TOP,javaImportDeclBlock,javaExternal,javaLambdaDef

 " Comments
 syn keyword javaTodo		contained TODO FIXME XXX
@@ -396,7 +407,7 @@ if exists("g:java_comment_strings")
  syn cluster javaCommentSpecial2 add=javaComment2String,javaCommentCharacter,javaNumber,javaStrTempl
 endif

-syn region  javaComment		matchgroup=javaCommentStart start="/\*" end="\*/" contains=@javaCommentSpecial,javaTodo,javaCommentError,javaSpaceError,@Spell fold
+exec 'syn region javaComment matchgroup=javaCommentStart start="/\*" end="\*/" contains=@javaCommentSpecial,javaTodo,javaCommentError,javaSpaceError,@Spell ' . s:ff.QueryFoldArgForSyntaxItems('c')
 syn match   javaCommentStar	contained "^\s*\*[^/]"me=e-1
 syn match   javaCommentStar	contained "^\s*\*$"
 syn match   javaLineComment	"//.*" contains=@javaCommentSpecial2,javaTodo,javaCommentMarkupTag,javaSpaceError,@Spell
@@ -510,7 +521,7 @@ if !exists("g:java_ignore_javadoc") && (s:with_html || s:with_markdown) && g:mai
  endtry

  if s:with_markdown
-    syn region javaMarkdownComment	start="///" skip="^\s*///.*$" end="^" keepend contains=javaMarkdownCommentTitle,javaMarkdownShortcutLink,@javaMarkdown,@javaDocTags,javaTodo,@Spell nextgroup=javaMarkdownCommentTitle fold
+    exec 'syn region javaMarkdownComment start="///" skip="^\s*///.*$" end="^" keepend contains=javaMarkdownCommentTitle,javaMarkdownShortcutLink,@javaMarkdown,@javaDocTags,javaTodo,@Spell nextgroup=javaMarkdownCommentTitle ' . s:ff.QueryFoldArgForSyntaxItems('d')
    syn match javaMarkdownCommentMask	contained "^\s*///"
    exec 'syn region javaMarkdownCommentTitle contained matchgroup=javaMarkdownComment start="\%(///.*\r\=\n\s*\)\@' . s:ff.PeekFor('javaMarkdownCommentTitle', 120) . '<!///" matchgroup=javaMarkdownCommentTitle end="\.$" end="\.[ \t\r]\@=" end="\n\%(\s*///\s*$\)\@=" end="\%(^\s*///\s*\)\@' . s:ff.PeekFor('javaMarkdownCommentTitle', 120) . '<=@"me=s-2,he=s-1 contains=javaMarkdownShortcutLink,@javaMarkdown,javaMarkdownCommentMask,javaTodo,@Spell,@javaDocTags'
    exec 'syn region javaMarkdownCommentTitle contained matchgroup=javaMarkdownComment start="\%(///.*\r\=\n\s*\)\@' . s:ff.PeekFor('javaMarkdownCommentTitle', 120) . '<!///\s*\%({@return\>\)\@=" matchgroup=javaMarkdownCommentTitle end="}\%(\s*\.*\)*" contains=javaMarkdownShortcutLink,@javaMarkdown,javaMarkdownCommentMask,javaTodo,@Spell,@javaDocTags,javaTitleSkipBlock'
@@ -565,7 +576,7 @@ if !exists("g:java_ignore_javadoc") && (s:with_html || s:with_markdown) && g:mai
  endif

  if s:with_html
-    syn region javaDocComment	start="/\*\*" end="\*/" keepend contains=javaCommentTitle,@javaHtml,@javaDocTags,javaTodo,javaCommentError,javaSpaceError,@Spell fold
+    exec 'syn region javaDocComment start="/\*\*" end="\*/" keepend contains=javaCommentTitle,@javaHtml,@javaDocTags,javaTodo,javaCommentError,javaSpaceError,@Spell ' . s:ff.QueryFoldArgForSyntaxItems('d')
    exec 'syn region javaCommentTitle contained matchgroup=javaDocComment start="/\*\*" matchgroup=javaCommentTitle end="\.$" end="\.[ \t\r]\@=" end="\%(^\s*\**\s*\)\@' . s:ff.PeekFor('javaCommentTitle', 120) . '<=@"me=s-2,he=s-1 end="\*/"me=s-1,he=s-1 contains=@javaHtml,javaCommentStar,javaTodo,javaCommentError,javaSpaceError,@Spell,@javaDocTags'
    syn region javaCommentTitle	contained matchgroup=javaDocComment start="/\*\*\s*\r\=\n\=\s*\**\s*\%({@return\>\)\@=" matchgroup=javaCommentTitle end="}\%(\s*\.*\)*" contains=@javaHtml,javaCommentStar,javaTodo,javaCommentError,javaSpaceError,@Spell,@javaDocTags,javaTitleSkipBlock
    syn region javaCommentTitle	contained matchgroup=javaDocComment start="/\*\*\s*\r\=\n\=\s*\**\s*\%({@summary\>\)\@=" matchgroup=javaCommentTitle end="}" contains=@javaHtml,javaCommentStar,javaTodo,javaCommentError,javaSpaceError,@Spell,@javaDocTags,javaTitleSkipBlock
@@ -690,7 +701,7 @@ syn region  javaString		start=+"""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=
 syn match   javaTextBlockError	+"""\s*"""+

 if s:ff.IsAnyRequestedPreviewFeatureOf([430])
-  syn region javaStrTemplEmbExp	contained matchgroup=javaStrTempl start="\\{" end="}" contains=TOP
+  syn region javaStrTemplEmbExp	contained matchgroup=javaStrTempl start="\\{" end="}" contains=TOP,javaImportDeclBlock
  exec 'syn region javaStrTempl start=+\%(\.[[:space:]\n]*\)\@' . s:ff.PeekFor('javaStrTempl', 80) . '<="+ end=+"+ contains=javaStrTemplEmbExp,javaSpecialChar,javaSpecialError,@Spell'
  exec 'syn region javaStrTempl start=+\%(\.[[:space:]\n]*\)\@' . s:ff.PeekFor('javaStrTempl', 80) . '<="""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaStrTemplEmbExp,javaSpecialChar,javaSpecialError,javaTextBlockError,@Spell'
  hi def link javaStrTempl	Macro
@@ -751,7 +762,7 @@ if exists("g:java_highlight_functions")
    " in order to not include javaFuncDef.
    syn region javaParenE transparent matchgroup=javaParen start="(" end=")" contains=@javaEnumConstants,javaInParen
    syn region javaParenE transparent matchgroup=javaParen start="\[" end="\]" contains=@javaEnumConstants
-    syn cluster javaEnumConstants contains=TOP,javaTopEnumDeclaration,javaFuncDef,javaParenT
+    syn cluster javaEnumConstants contains=TOP,javaTopEnumDeclaration,javaImportDeclBlock,javaFuncDef,javaParenT
    unlet s:indent s:last
  else
    " This is the "style" variant (:help ft-java-syntax).
@@ -822,7 +833,7 @@ syn region javaBlockOther transparent matchgroup=javaBlockOtherStart start="{" e

 " Try not to fold top-level-type bodies under assumption that there is
 " but one such body.
-exec 'syn region javaBlock transparent matchgroup=javaBlockStart start="\%(^\|^\S[^:]\+\)\@' . s:ff.PeekFor('javaBlock', 120) . '<!{" end="}" fold'
+exec 'syn region javaBlock transparent matchgroup=javaBlockStart start="\%(^\|^\S[^:]\+\)\@' . s:ff.PeekFor('javaBlock', 120) . '<!{" end="}" ' . s:ff.QueryFoldArgForSyntaxItems('b')

 " See "D.2.1 Anonymous Classes" at
 " https://web.archive.org/web/20010821025330/java.sun.com/docs/books/jls/first_edition/html/1.1Update.html#12959.
@@ -966,7 +977,7 @@ endif

 let b:spell_options = "contained"
 let &cpo = s:cpo_save
-unlet s:cpo_save s:ff s:with_html s:with_markdown
+unlet s:cpo_save s:ff s:java_ignore_folding s:with_html s:with_markdown

 " See ":help vim9-mix".
 if !has("vim9script")
--- a/runtime/syntax/testdir/dumps/java_enfoldment_00.dump
+++ b/runtime/syntax/testdir/dumps/java_enfoldment_00.dump
@@ -1,20 +1,20 @@
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+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
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+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
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+|2+0#0000e05#a8a8a8255| |*+0&#ffffff0|/| +0#0000000&@70
@57|1|,|1| @10|T|o|p| 
--- a/runtime/syntax/testdir/dumps/java_enfoldment_01.dump
+++ b/runtime/syntax/testdir/dumps/java_enfoldment_01.dump
@@ -1,20 +1,20 @@
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-|++0#0000e05#a8a8a8255| |+|-@1| @1|8| |l|i|n|e|s|:| |{|-@57
-| @1|/+0&#ffffff0|*|\@2|*|/| +0#0000000&|{+0#00e0003&| +0#0000000&@63
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-|+| |+|-@1| @1|5| |l|i|n|e|s|:| |(|n|e|w| |j|a|v|a|.|u|t|i|l|.|f|u|n|c|t|i|o|n|.|F|u|n|c|t|i|o|n|<|O|b|j|e|c|t|,| |O|b|j|e|c|t|>|(|)| |{|-@6
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+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|{+0#0000001#ffff4012| +0#0000000#ffffff0@67
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|}+0#0000001#ffff4012| +0#0000000#ffffff0@67
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&|*@1| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000e05&|*|/| +0#0000000&@48
+@57|9|1|,|5|-|1|4| @6|6|7|%| 
--- a/runtime/syntax/testdir/dumps/java_unfoldment_06.dump
+++ b/runtime/syntax/testdir/dumps/java_unfoldment_06.dump
@@ -1,20 +1,20 @@
-|/+0#0000e05#ffffff0|*| +0#0000000&@72
-| +0#0000e05&|*| |S|o|m|e| |n|o|t|e|.| +0#0000000&@61
-| +0#0000e05&|*| |{| +0#0000000&@70
-| +0#0000e05&|*| |}| +0#0000000&@70
-| +0#0000e05&|*|/| +0#0000000&@71
->/+0#0000e05&|*@1| +0#0000000&@71
-| +0#0000e05&|*| +0#e000e06&|A| |s|u|m@1|a|r|y|.| +0#0000000&@61
-| +0#0000e05&|*| |{| +0#0000000&@70
-| +0#0000e05&|*| |}| +0#0000000&@70
-| +0#0000e05&|*|/| +0#0000000&@71
-|/+0#0000e05&@2| +0#e000e06&|A| |s|u|m@1|a|r|y|.| +0#0000000&@60
-|/+0#0000e05&@2| +0#0000000&|{+0#0000e05&| +0#0000000&@69
-|/+0#0000e05&@2| +0#0000000&|}+0#0000e05&| +0#0000000&@69
-|/+0#0000e05&@1| +0#0000000&@72
-|/+0#0000e05&@1| |{| +0#0000000&@70
-|/+0#0000e05&@1| |}| +0#0000000&@70
-@75
-|/+0#0000e05&|*| |1|2@1|||.@67
-@20|*|/| +0#0000000&|i+0#00e0003&|n|t|e|r|f|a|c|e| +0#0000000&|U|n|f|o|l|d|e|n|a|b|l|e| |{+0#00e0003&| +0#0000000&@27
-@57|1|0|9|,|1| @8|9@1|%| 
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&|*@1| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000e05&|*|/| +0#0000000&@48
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|v+0#00e0003&|o|i|d| +0#0000000&|n|o|O|p|3|(|)| |{+0#0000001#ffff4012| +0#0000000#ffffff0@54
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|}+0#0000001#ffff4012| +0#0000000#ffffff0@67
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&|*@1| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000e05&|*|/| +0#0000000&@48
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|v+0#00e0003&|o|i|d| +0#0000000&|n|o|O|p|4|(|)| |{+0#0000001#ffff4012| +0#0000000#ffffff0@54
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3>/+0#0000e05&|*|/|\|/|\|/|\|*|/| +0#0000000&|;| |}+0#0000001#ffff4012| +0#0000000#ffffff0@54
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&@2| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000000&@51
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0@3|/@2| +0#0000000&@65
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0@3|/@2| +0#0000000&@65
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|v+0#00e0003&|o|i|d| +0#0000000&|n|o|O|p|5|(|)| |{+0#0000001#ffff4012| +0#0000000#ffffff0|}+0#0000001#ffff4012| +0#0000000#ffffff0@52
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&@2| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000000&@51
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|v+0#00e0003&|o|i|d| +0#0000000&|n|o|O|p|6|(|)| @56
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|{+0#0000001#ffff4012| +0#0000000#ffffff0@67
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|}+0#0000001#ffff4012| +0#0000000#ffffff0@67
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&@2| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000000&@51
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|v+0#00e0003&|o|i|d| +0#0000000&|n|o|O|p|7|(|)| |{+0#0000001#ffff4012| +0#0000000#ffffff0@54
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|}+0#0000001#ffff4012| +0#0000000#ffffff0@67
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&@2| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000000&@51
+@57|1|0|9|,|2|-|5| @6|8|1|%| 
--- a/runtime/syntax/testdir/dumps/java_unfoldment_07.dump
+++ b/runtime/syntax/testdir/dumps/java_unfoldment_07.dump
@@ -1,20 +1,20 @@
-|/+0#0000e05#ffffff0|*| |1|2@1|||.@67
-@20|*|/| +0#0000000&|i+0#00e0003&|n|t|e|r|f|a|c|e| +0#0000000&|U|n|f|o|l|d|e|n|a|b|l|e| |{+0#00e0003&| +0#0000000&@27
->}+0#00e0003&| +0#0000000&@73
-|~+0#4040ff13&| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-|~| @73
-| +0#0000000&@56|1|2@1|,|1| @8|B|o|t| 
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&@2| +0#e000e06&|N|o| |o|p|e|r|a|t|i|o|n|.| +0#0000000&@51
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|v+0#00e0003&|o|i|d| +0#0000000&|n|o|O|p|8|(|)| |{+0#0000001#ffff4012| +0#0000000#ffffff0@54
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@3|/+0#0000e05&|*|/|\|/|\|/|\|*|/| +0#0000000&|;| |}+0#0000001#ffff4012| +0#0000000#ffffff0@54
+| +0#0000e05#a8a8a8255@1|}+0#00e0003#ffffff0| +0#0000000&@71
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
+| +0#0000e05#a8a8a8255@1>/+0&#ffffff0|*| +0#0000000&@70
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*| |S|o|m|e| |n|o|t|e|.| +0#0000000&@59
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*| |{| +0#0000000&@68
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*| |}| +0#0000000&@68
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*|/| +0#0000000&@69
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0|*@1| +0#0000000&@69
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*| +0#e000e06&|A| |s|u|m@1|a|r|y|.| +0#0000000&@59
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*| |{| +0#0000000&@68
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*| |}| +0#0000000&@68
+| +0#0000e05#a8a8a8255@1| +0&#ffffff0|*|/| +0#0000000&@69
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@2| +0#e000e06&|A| |s|u|m@1|a|r|y|.| +0#0000000&@58
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@2| +0#0000000&|{+0#0000e05&| +0#0000000&@67
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@2| +0#0000000&|}+0#0000e05&| +0#0000000&@67
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@1| +0#0000000&@70
+@57|1|2|7|,|1| @8|9|6|%| 
--- a/runtime/syntax/testdir/dumps/java_unfoldment_08.dump
+++ b/runtime/syntax/testdir/dumps/java_unfoldment_08.dump
@@ -0,0 +1,20 @@
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@1| +0#0000000&@70
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@1| |{| +0#0000000&@68
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0@1| |}| +0#0000000&@68
+| +0#0000e05#a8a8a8255@1| +0#0000000#ffffff0@72
+| +0#0000e05#a8a8a8255@1|/+0&#ffffff0|*| |1|2|0|||.@65
+| +0&#a8a8a8255@1|.+0&#ffffff0@21|*|/| +0#0000000&|i+0#00e0003&|n|t|e|r|f|a|c|e| +0#0000000&|U|n|f|o|l|d|a|b|l|e| |{+0#00e0003&| +0#0000000&@25
+| +0#0000e05#a8a8a8255@1>}+0#00e0003#ffffff0| +0#0000000&@71
+|~+0#4040ff13&| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+| +0#0000000&@56|1|4|5|,|1| @8|B|o|t| 
--- a/runtime/syntax/testdir/input/java_enfoldment.java
+++ b/runtime/syntax/testdir/input/java_enfoldment.java
@@ -1,9 +1,29 @@
-// VIM_TEST_SETUP setlocal foldenable foldcolumn=2 foldmethod=syntax
+// VIM_TEST_SETUP setlocal fen fdc=2 fdl=8 fdm=syntax
 // VIM_TEST_SETUP let g:java_foldtext_show_first_or_second_line = 1
+// VIM_TEST_SETUP let g:java_highlight_java_lang = 1
+// VIM_TEST_SETUP let g:java_ignore_folding = "x"
 // VIM_TEST_SETUP let g:java_lookbehind_byte_counts = {'javaBlock': -1}
+
+
+
+
+
 // VIM_TEST_SETUP highlight link javaBlockOtherStart Structure
 // VIM_TEST_SETUP highlight link javaBlockStart Todo

+
+
+/***/  import java.lang.Comparable;	/*
+import java.lang.Object;
+import java.lang.String;
+*/
+import java.lang.String;
+
+import java.lang.Comparable;	/***/
+import java.lang.Object;	// //
+import java.lang.String;	/***/
+
+import java.util.function.Function;
 	@SuppressWarnings({
 	"""
 	bespoke
@@ -24,11 +44,14 @@
 """
 })
 class FoldingTests {
-	interface Foldenable
+	interface Foldable
 	{
 	}

 	static {
+		String import⁠$ = """
+import java.lang.String;
+""";
 		new Object() {
 			{
 				{
@@ -58,12 +81,12 @@ out: {
 }
 	}
 /*\\\*/	{
-		(new java.util.function.Function<Object, Object>() {
+		(new Function<Object, Object>() {
 			/**
 			 * {@inheritDoc} */
 			public Object apply(Object o) { return o; };
 		}).apply(
-		(new java.util.function.Function<Object, Object>() {
+		(new Function<Object, Object>() {
 			/** {@inheritDoc}
 			 */
 			public Object apply(Object o) { return o; };
@@ -118,5 +141,5 @@ out: {
 // {
 // }

-/* 122|..........................................................................................*/ interface Foldenable {
+/* 120|..........................................................................................*/ interface Foldable {
 }
--- a/runtime/syntax/testdir/input/java_unfoldment.java
+++ b/runtime/syntax/testdir/input/java_unfoldment.java
@@ -1,9 +1,29 @@
-// VIM_TEST_SETUP setlocal nofoldenable
-// VIM_TEST_SETUP let g:java_mark_braces_in_parens_as_errors = 1
+// VIM_TEST_SETUP setlocal fen fdc=2 fdl=8 fdm=syntax
+// VIM_TEST_SETUP let g:java_highlight_java_lang = 1
+// VIM_TEST_SETUP let g:java_ignore_folding = "bcdi"
 // VIM_TEST_SETUP let g:java_lookbehind_byte_counts = {'javaBlock': -1}
+// VIM_TEST_SETUP let g:java_mark_braces_in_parens_as_errors = 1
+
+
+
+
+
 // VIM_TEST_SETUP highlight link javaBlockOtherStart Structure
 // VIM_TEST_SETUP highlight link javaBlockStart Todo

+
+
+/***/  import java.lang.Comparable;	/*
+import java.lang.Object;
+import java.lang.String;
+*/
+import java.lang.String;
+
+import java.lang.Comparable;	/***/
+import java.lang.Object;	// //
+import java.lang.String;	/***/
+
+import java.util.function.Function;
 	@SuppressWarnings({
 	"""
 	bespoke
@@ -24,11 +44,14 @@
 """
 })
 class UnfoldingTests {
-	interface Unfoldenable
+	interface Unfoldable
 	{
 	}

 	static {
+		String import⁠$ = """
+import java.lang.String;
+""";
 		new Object() {
 			{
 				{
@@ -58,12 +81,12 @@ out: {
 }
 	}
 /*\\\*/	{
-		(new java.util.function.Function<Object, Object>() {
+		(new Function<Object, Object>() {
 			/**
 			 * {@inheritDoc} */
 			public Object apply(Object o) { return o; };
 		}).apply(
-		(new java.util.function.Function<Object, Object>() {
+		(new Function<Object, Object>() {
 			/** {@inheritDoc}
 			 */
 			public Object apply(Object o) { return o; };
@@ -118,5 +141,5 @@ out: {
 // {
 // }

-/* 122|........................................................................................*/ interface Unfoldenable {
+/* 120|........................................................................................*/ interface Unfoldable {
 }