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-rw-r--r--runtime/syntax/java.vim41
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_00.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_01.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_02.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_03.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_04.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_05.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_06.dump20
-rw-r--r--runtime/syntax/testdir/dumps/java_switch_99.dump20
-rw-r--r--runtime/syntax/testdir/ftplugin/java.vim5
-rw-r--r--runtime/syntax/testdir/input/java_switch.java122
11 files changed, 320 insertions, 8 deletions
diff --git a/runtime/syntax/java.vim b/runtime/syntax/java.vim
index 44fbfa8398..1b940ebd39 100644
--- a/runtime/syntax/java.vim
+++ b/runtime/syntax/java.vim
@@ -2,7 +2,7 @@
" Language: Java
" Maintainer: Claudio Fleiner <claudio@fleiner.com>
" URL: https://github.com/fleiner/vim/blob/master/runtime/syntax/java.vim
-" Last Change: 2023 Aug 13
+" Last Change: 2024 Feb 27
" Please check :help java.vim for comments on some of the options available.
@@ -37,9 +37,17 @@ syn keyword javaBoolean true false
syn keyword javaConstant null
syn keyword javaTypedef this super
syn keyword javaOperator var new instanceof
+" Since the yield statement, which could take a parenthesised operand,
+" and _qualified_ yield methods get along within the switch block
+" (JLS-17, ยง3.8), it seems futile to make a region definition for this
+" block; instead look for the _yield_ word alone, and if found,
+" backtrack (arbitrarily) 80 bytes, at most, on the matched line and,
+" if necessary, on the line before that (h: \@<=), trying to match
+" neither a method reference nor a qualified method invocation.
+syn match javaOperator "\%(\%(::\|\.\)[[:space:]\n]*\)\@80<!\<yield\>"
syn keyword javaType boolean char byte short int long float double
syn keyword javaType void
-syn keyword javaStatement return yield
+syn keyword javaStatement return
syn keyword javaStorageClass static synchronized transient volatile final strictfp serializable
syn keyword javaExceptions throw try catch finally
syn keyword javaAssert assert
@@ -56,6 +64,7 @@ syn keyword javaBranch break continue nextgroup=javaUserLabelRef skipwhite
syn match javaUserLabelRef "\k\+" contained
syn match javaVarArg "\.\.\."
syn keyword javaScopeDecl public protected private abstract
+syn match javaConceptKind "\<default\>\%(\s*\%(:\|->\)\)\@!"
function s:isModuleInfoDeclarationCurrentBuffer() abort
return fnamemodify(bufname("%"), ":t") =~ '^module-info\%(\.class\>\)\@!'
@@ -142,15 +151,30 @@ if exists("java_space_errors")
endif
endif
-syn region javaLabelRegion transparent matchgroup=javaLabel start="\<case\>" matchgroup=NONE end=":\|->" contains=javaNumber,javaCharacter,javaString
-syn match javaUserLabel "^\s*[_$a-zA-Z][_$a-zA-Z0-9_]*\s*:"he=e-1 contains=javaLabel
-syn keyword javaLabel default
+syn match javaUserLabel "^\s*\<\K\k*\>\%(\<default\>\)\@<!\s*:"he=e-1
+syn region javaLabelRegion transparent matchgroup=javaLabel start="\<case\>" matchgroup=NONE end=":\|->" contains=javaLabelCastType,javaLabelNumber,javaCharacter,javaString,javaConstant,@javaClasses,javaLabelDefault,javaLabelVarType,javaLabelWhenClause
+syn region javaLabelRegion transparent matchgroup=javaLabel start="\<default\>\%(\s*\%(:\|->\)\)\@=" matchgroup=NONE end=":\|->" oneline
+" Consider grouped _default_ _case_ labels, i.e.
+" case null, default ->
+" case null: default:
+syn keyword javaLabelDefault contained default
+syn keyword javaLabelVarType contained var
+syn keyword javaLabelCastType contained char byte short int
+" 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
+syn match javaLabelNumber contained "\<0\>[lL]\@!"
+syn match javaLabelNumber contained "\<\%(0\%([xX]\x\%(_*\x\)*\|_*\o\%(_*\o\)*\|[bB][01]\%(_*[01]\)*\)\|[1-9]\%(_*\d\)*\)\>[lL]\@!"
+hi def link javaLabelDefault javaLabel
+hi def link javaLabelVarType javaOperator
+hi def link javaLabelNumber javaNumber
+hi def link javaLabelCastType javaType
" highlighting C++ keywords as errors removed, too many people find it
" annoying. Was: if !exists("java_allow_cpp_keywords")
" The following cluster contains all java groups except the contained ones
-syn cluster javaTop add=javaExternal,javaError,javaBranch,javaLabelRegion,javaLabel,javaConditional,javaRepeat,javaBoolean,javaConstant,javaTypedef,javaOperator,javaType,javaStatement,javaStorageClass,javaAssert,javaExceptions,javaMethodDecl,javaClassDecl,javaScopeDecl,javaError2,javaUserLabel,javaLangObject,javaAnnotation,javaVarArg
+syn cluster javaTop add=javaExternal,javaError,javaBranch,javaLabelRegion,javaConditional,javaRepeat,javaBoolean,javaConstant,javaTypedef,javaOperator,javaType,javaStatement,javaStorageClass,javaAssert,javaExceptions,javaMethodDecl,javaClassDecl,javaScopeDecl,javaConceptKind,javaError2,javaUserLabel,javaLangObject,javaAnnotation,javaVarArg
" Comments
@@ -231,9 +255,9 @@ if exists("java_highlight_functions")
" 1. class names are always capitalized (ie: Button)
" 2. method names are never capitalized (except constructors, of course)
"syn region javaFuncDef start=+^\s\+\(\(public\|protected\|private\|static\|abstract\|final\|native\|synchronized\)\s\+\)*\(\(void\|boolean\|char\|byte\|short\|int\|long\|float\|double\|\([A-Za-z_][A-Za-z0-9_$]*\.\)*[A-Z][A-Za-z0-9_$]*\)\(<[^>]*>\)\=\(\[\]\)*\s\+[a-z][A-Za-z0-9_$]*\|[A-Z][A-Za-z0-9_$]*\)\s*([^0-9]+ end=+)+ contains=javaScopeDecl,javaType,javaStorageClass,javaComment,javaLineComment,@javaClasses
- syn region javaFuncDef start=+^\s\+\(\(public\|protected\|private\|static\|abstract\|final\|native\|synchronized\)\s\+\)*\(<.*>\s\+\)\?\(\(void\|boolean\|char\|byte\|short\|int\|long\|float\|double\|\([A-Za-z_][A-Za-z0-9_$]*\.\)*[A-Z][A-Za-z0-9_$]*\)\(<[^(){}]*>\)\=\(\[\]\)*\s\+[a-z][A-Za-z0-9_$]*\|[A-Z][A-Za-z0-9_$]*\)\s*(+ end=+)+ contains=javaScopeDecl,javaType,javaStorageClass,javaComment,javaLineComment,@javaClasses,javaAnnotation
+ syn region javaFuncDef start=+^\s\+\%(\%(public\|protected\|private\|static\|\%(abstract\|default\)\|final\|native\|synchronized\)\s\+\)*\%(<.*>\s\+\)\?\%(\%(void\|boolean\|char\|byte\|short\|int\|long\|float\|double\|\%([A-Za-z_][A-Za-z0-9_$]*\.\)*[A-Z][A-Za-z0-9_$]*\)\%(<[^(){}]*>\)\=\%(\[\]\)*\s\+[a-z][A-Za-z0-9_$]*\|[A-Z][A-Za-z0-9_$]*\)\s*(+ end=+)+ contains=javaScopeDecl,javaType,javaStorageClass,javaComment,javaLineComment,@javaClasses,javaAnnotation
endif
- syn match javaLambdaDef "[a-zA-Z_][a-zA-Z0-9_]*\s*->"
+ syn match javaLambdaDef "\<\K\k*\>\%(\<default\>\)\@<!\s*->"
syn match javaBraces "[{}]"
syn cluster javaTop add=javaFuncDef,javaBraces,javaLambdaDef
endif
@@ -326,6 +350,7 @@ hi def link javaStorageClass StorageClass
hi def link javaMethodDecl javaStorageClass
hi def link javaClassDecl javaStorageClass
hi def link javaScopeDecl javaStorageClass
+hi def link javaConceptKind NonText
hi def link javaBoolean Boolean
hi def link javaSpecial Special
diff --git a/runtime/syntax/testdir/dumps/java_switch_00.dump b/runtime/syntax/testdir/dumps/java_switch_00.dump
new file mode 100644
index 0000000000..95e01426b6
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_00.dump
@@ -0,0 +1,20 @@
+>c+0#00e0003#ffffff0|l|a|s@1| +0#0000000&|S|w|i|t|c|h|T|e|s|t|s| @2|/+0#0000e05&@1| |J|D|K| |2|1|+|.| +0#0000000&@43
+|{| @73
+@4|s+0#00e0003&|t|a|t|i|c| +0#0000000&|v+0#00e0003&|o|i|d| +0#0000000&|e|c|h|o|(|O|b|j|e|c|t| |o|)| |{| |S|y|s|t|e|m|.|o|u|t|.|p|r|i|n|t|l|n|(|o|)|;| |}| @17
+@75
+@4|s+0#00e0003&|t|a|t|i|c| +0#0000000&|{| @62
+@8|i+0#00e0003&|n|t|e|r|f|a|c|e| +0#0000000&|Y|i|e|l|d|a|b|l|e|<|T|>| @44
+@8|{| @65
+@12|T| |y+0#af5f00255&|i|e|l|d|(+0#0000000&|)|;| @52
+@12|d+0#4040ff13&|e|f|a|u|l|t| +0#0000000&|Y|i|e|l|d|a|b|l|e|<|T|>| |d|e|f|a|u|l|t|_|(|)| |{| |r+0#af5f00255&|e|t|u|r|n| +0#0000000&|t+0#00e0003&|h|i|s|;+0#0000000&| |}| @14
+@12|d+0#4040ff13&|e|f|a|u|l|t| +0#0000000&|Y|i|e|l|d|a|b|l|e|<|T|>| |w|h|e|n|(|)| |{| |r+0#af5f00255&|e|t|u|r|n| +0#0000000&|t+0#00e0003&|h|i|s|;+0#0000000&| |}| @18
+@8|}| @65
+@75
+@8|/+0#0000e05&@1| |T|h|e|r|e| |a|r|e| |8|0| |b|y|t|e|s| |(|\|@|8|0|<|!|)| |b|e|t|w|e@1|n| |"|:@1|"| |a|n|d| |"|y|i|e|l|d|;|"|.| +0#0000000&@9
+@8|Y|i|e|l|d|a|b|l|e|<|?|>| |y| |=| |(@1|Y|i|e|l|d|a|b|l|e|<|?|>|)| |(|)| |-|>| |0+0#e000002&|)+0#0000000&|:@1| @23
+@75
+@4|y|i|e|l|d|;| @64
+@8|(@1|Y|i|e|l|d|a|b|l|e|<|?|>|)| |(|)| |-|>| |0+0#e000002&|)+0#0000000&|.|w|h|e|n|(|)|.|d|e|f|a|u|l|t|_|(|)|.|y|i|e|l|d|(|)|;| @15
+@75
+@8|e+0#00e0003&|n|u|m| +0#0000000&|L|e|t@1|e|r|s| |{| |O|T|H|E|R|,| |A|L|P|H|A|,| |B|E|T|A| |}| @31
+@57|1|,|1| @10|T|o|p|
diff --git a/runtime/syntax/testdir/dumps/java_switch_01.dump b/runtime/syntax/testdir/dumps/java_switch_01.dump
new file mode 100644
index 0000000000..0a76a87ff4
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_01.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@74
+@4|y|i|e|l|d|;| @64
+@8|(@1|Y|i|e|l|d|a|b|l|e|<|?|>|)| |(|)| |-|>| |0+0#e000002&|)+0#0000000&|.|w|h|e|n|(|)|.|d|e|f|a|u|l|t|_|(|)|.|y|i|e|l|d|(|)|;| @15
+@75
+@8|e+0#00e0003&|n|u|m| +0#0000000&|L|e|t@1|e|r|s| |{| |O|T|H|E|R|,| |A|L|P|H|A|,| |B|E|T|A| |}| @31
+> @74
+@8|L|e|t@1|e|r|s| |w|h|e|n| |=| |L|e|t@1|e|r|s|.|O|T|H|E|R|;| @37
+@75
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+@8|c+0#af5f00255&|a|s|e| +0#0000000&|A|L|P|H|A|:| |{| |e|c|h|o|(|L|e|t@1|e|r|s|.|A|L|P|H|A|)|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @23
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|B|E|T|A|:| @1|{| |e|c|h|o|(|L|e|t@1|e|r|s|.|B|E|T|A|)|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @24
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @3|{| |e|c|h|o|(|L|e|t@1|e|r|s|.|O|T|H|E|R|)|;| |}| @30
+@8|}| @65
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+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|w|h|e|n|)| |{| @46
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|A|L|P|H|A| @1|-|>| |L|e|t@1|e|r|s|.|A|L|P|H|A|;| @33
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|B|E|T|A| @2|-|>| |L|e|t@1|e|r|s|.|B|E|T|A|;| @34
+@12|d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@4|-|>| |{| |y+0#af5f00255&|i|e|l|d|(+0#0000000&|L|e|t@1|e|r|s|.|O|T|H|E|R|)|;| |}| @22
+@8|}|)|;| @63
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diff --git a/runtime/syntax/testdir/dumps/java_switch_02.dump b/runtime/syntax/testdir/dumps/java_switch_02.dump
new file mode 100644
index 0000000000..cf213ed474
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_02.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@7|}|)|;| @63
+@75
+@8|S|t|r|i|n|g| |y+0#af5f00255&|i|e|l|d| +0#0000000&|=| |n+0#e000002&|u|l@1|;+0#0000000&| @46
+@75
+@8|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|y+0#af5f00255&|i|e|l|d|)+0#0000000&| |{| @50
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+@8|c+0#af5f00255&|a|s|e| +0#0000000&|"+0#e000002&|:|"|:+0#0000000&| @6|{| |e|c|h|o|(|"+0#e000002&|C|o|l|o|n|"|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @25
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|S|t|r|i|n|g| |s|t|r| |w+0#af5f00255&|h|e|n| +0#0000000&|!|s|t|r|.|e|q|u|a|l|s|(|"+0#e000002&@1|)+0#0000000&|:| @29
+@20|{| |e|c|h|o|(|"+0#e000002&|<|n|o|n|-|e|m|p|t|y|>|"|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @23
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|n+0#e000002&|u|l@1|:+0#0000000&| |d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| |{| |e|c|h|o|(|"+0#e000002&|O|t|h|e|r|"|)+0#0000000&|;| |}| @28
+@8|}| @65
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+@12|c+0#af5f00255&|a|s|e| +0#0000000&|"+0#e000002&|A|"|,+0#0000000&| |"+0#e000002&|B|"| +0#0000000&@6|-|>| |{| |y+0#af5f00255&|i|e|l|d|(+0#0000000&|"+0#e000002&|A| |o|r| |B|"|)+0#0000000&|;| |}| @19
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|"+0#e000002&|-|>|"| +0#0000000&@6|-|>| |"+0#e000002&|A|r@1|o|w|"|;+0#0000000&| @35
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+@24|-|>| |"+0#e000002&|<|n|o|n|-|e|m|p|t|y|>|"|;+0#0000000&| @33
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+@8|}|)|;| @63
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diff --git a/runtime/syntax/testdir/dumps/java_switch_03.dump b/runtime/syntax/testdir/dumps/java_switch_03.dump
new file mode 100644
index 0000000000..7766af363d
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_03.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@7|}|)|;| @63
+@75
+@8|O|b|j|e|c|t| |o| |=| |n+0#af5f00255&|e|w| +0#0000000&|O|b|j|e|c|t|(|)|;| @42
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+@8>c+0#af5f00255&|a|s|e| +0#0000000&|n+0#e000002&|u|l@1|:+0#0000000&| @5|{| |e|c|h|o|(|"+0#e000002&|n|u|l@1|"|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @26
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|L|e|t@1|e|r|s|[|]| |l@1|:| @1|{| |e|c|h|o|(|"+0#e000002&|S|w|i|t|c|h|T|e|s|t|s|$|1|L|e|t@1|e|r|s|[|]|"|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @4
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @7|{| |e|c|h|o|(|"+0#e000002&|j|a|v|a|.|l|a|n|g|.|O|b|j|e|c|t|"|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @14
+@8|}|;| @64
+@75
+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|o|)| |{| @49
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|n+0#e000002&|u|l@1| +0#0000000&@6|-|>| |"+0#e000002&|n|u|l@1|"|;+0#0000000&| @36
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|L|e|t@1|e|r|s|[|]| |l@1| @2|-|>| |"+0#e000002&|S|w|i|t|c|h|T|e|s|t|s|$|1|L|e|t@1|e|r|s|[|]|"|;+0#0000000&| @14
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diff --git a/runtime/syntax/testdir/dumps/java_switch_04.dump b/runtime/syntax/testdir/dumps/java_switch_04.dump
new file mode 100644
index 0000000000..38dfe4096c
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_04.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@7|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|c|h|)| |{| @53
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|'+0#e000002&|a|'|:+0#0000000&| @6|{| |e|c|h|o|(|'+0#e000002&|a|'|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @29
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|'+0#e000002&|b|'|:+0#0000000&| @6|{| |e|c|h|o|(|'+0#e000002&|b|'|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @29
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @7|{| |e|c|h|o|(|'+0#e000002&|\+0#e000e06&|u|0@3|'+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @24
+@8|}|;| @64
+> @74
+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|c|h|)| |{| @48
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|'+0#e000002&|a|'| +0#0000000&@3|-|>| |'+0#e000002&|a|'|;+0#0000000&| @43
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|'+0#e000002&|b|'| +0#0000000&@3|-|>| |'+0#e000002&|b|'|;+0#0000000&| @43
+@12|d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@4|-|>| |'+0#e000002&|\+0#e000e06&|u|0@3|'+0#e000002&|;+0#0000000&| @38
+@8|}|)|;| @63
+@75
+@8|b+0#00e0003&|y|t|e| +0#0000000&|b| |=| |(|b+0#00e0003&|y|t|e|)+0#0000000&| |2+0#e000002&|;+0#0000000&| @48
+@75
+@8|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|b|)| |{| @54
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |0+0#e000002&|)+0#0000000&|:| @3|{| |e|c|h|o|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |0+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @20
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |1+0#e000002&|)+0#0000000&|:| @3|{| |e|c|h|o|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @20
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @7|{| |e|c|h|o|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |-|1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @23
+@8|}|;| @64
+@57|7|3|,|0|-|1| @7|6|5|%|
diff --git a/runtime/syntax/testdir/dumps/java_switch_05.dump b/runtime/syntax/testdir/dumps/java_switch_05.dump
new file mode 100644
index 0000000000..3a256671b6
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_05.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@7|}|;| @64
+@75
+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|b|)| |{| @49
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |0+0#e000002&|)+0#0000000&| |-|>| |(|b+0#00e0003&|y|t|e|)+0#0000000&| |0+0#e000002&|;+0#0000000&| @34
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|b+0#00e0003&|y|t|e|)+0#0000000&| |1+0#e000002&|)+0#0000000&| |-|>| |(|b+0#00e0003&|y|t|e|)+0#0000000&| |1+0#e000002&|;+0#0000000&| @34
+@12>d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@4|-|>| |(|b+0#00e0003&|y|t|e|)+0#0000000&| |-|1+0#e000002&|;+0#0000000&| @37
+@8|}|)|;| @63
+@75
+@8|s+0#00e0003&|h|o|r|t| +0#0000000&|s|h| |=| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |2+0#e000002&|;+0#0000000&| @45
+@75
+@8|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|s|h|)| |{| @53
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |0+0#e000002&|)+0#0000000&|:| @2|{| |e|c|h|o|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |0+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @19
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|)+0#0000000&|:| @2|{| |e|c|h|o|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @19
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @7|{| |e|c|h|o|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |-|1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @22
+@8|}|;| @64
+@75
+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|s|h|)| |{| @48
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |0+0#e000002&|)+0#0000000&| @3|-|>| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |0+0#e000002&|;+0#0000000&| @29
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|)+0#0000000&| @3|-|>| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|;+0#0000000&| @29
+@57|9|1|,|4|-|1|3| @6|8|2|%|
diff --git a/runtime/syntax/testdir/dumps/java_switch_06.dump b/runtime/syntax/testdir/dumps/java_switch_06.dump
new file mode 100644
index 0000000000..9e72cc7bb8
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_06.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@11|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|)+0#0000000&| @3|-|>| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|;+0#0000000&| @29
+@12|d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@8|-|>| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |-|1+0#e000002&|;+0#0000000&| @32
+@8|}|)|;| @63
+@75
+@8|i+0#00e0003&|n|t| +0#0000000&|i| |=| |2+0#e000002&|;+0#0000000&| @56
+> @74
+@8|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|i|)| |{| @54
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|0+0#e000002&|b|0|_@1|0@1|_@2|0@2|:+0#0000000&| |{| |e|c|h|o|(|0+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @27
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|0+0#e000002&|x|0@2|_@2|0@1|_@1|1|:+0#0000000&| |{| |e|c|h|o|(|1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @27
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @7|{| |e|c|h|o|(|-|1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @30
+@8|}|;| @64
+@75
+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|i|)| |{| @49
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|0+0#e000002&|_|0|_|0|_|0|_|0| +0#0000000&@1|-|>| |0+0#e000002&|;+0#0000000&| @41
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|1+0#e000002&| +0#0000000&@5|-|>| |1+0#e000002&|;+0#0000000&| @45
+@12|d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@4|-|>| |-|1+0#e000002&|;+0#0000000&| @44
+@8|}|)|;| @63
+@4|}| @69
+|}| @73
+@57|1|0|9|,|0|-|1| @6|B|o|t|
diff --git a/runtime/syntax/testdir/dumps/java_switch_99.dump b/runtime/syntax/testdir/dumps/java_switch_99.dump
new file mode 100644
index 0000000000..f275382a30
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/java_switch_99.dump
@@ -0,0 +1,20 @@
+| +0&#ffffff0@11|c+0#af5f00255&|a|s|e| +0#0000000&|(@1|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|)+0#0000000&| @3|-|>| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |1+0#e000002&|;+0#0000000&| @29
+@12|d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@8|-|>| |(|s+0#00e0003&|h|o|r|t|)+0#0000000&| |-|1+0#e000002&|;+0#0000000&| @32
+@8|}|)|;| @63
+@75
+@8|i+0#00e0003&|n|t| +0#0000000&|i| |=| |2+0#e000002&|;+0#0000000&| @56
+@75
+@8|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|i|)| |{| @54
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|0+0#e000002&|b|0|_@1|0@1|_@2|0@2|:+0#0000000&| |{| |e|c|h|o|(|0+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @27
+@8|c+0#af5f00255&|a|s|e| +0#0000000&|0+0#e000002&|x|0@2|_@2|0@1|_@1|1|:+0#0000000&| |{| |e|c|h|o|(|1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @27
+@8|d+0#af5f00255&|e|f|a|u|l|t|:+0#0000000&| @7|{| |e|c|h|o|(|-|1+0#e000002&|)+0#0000000&|;| |b+0#af5f00255&|r|e|a|k|;+0#0000000&| |}| @30
+@8|}|;| @64
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+@8|e|c|h|o|(|s+0#af5f00255&|w|i|t|c|h| +0#0000000&|(|i|)| |{| @49
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|0+0#e000002&|_|0|_|0|_|0|_|0| +0#0000000&@1|-|>| |0+0#e000002&|;+0#0000000&| @41
+@12|c+0#af5f00255&|a|s|e| +0#0000000&|1+0#e000002&| +0#0000000&@5|-|>| |1+0#e000002&|;+0#0000000&| @45
+@12|d+0#af5f00255&|e|f|a|u|l|t| +0#0000000&@4|-|>| |-|1+0#e000002&|;+0#0000000&| @44
+@8|}|)|;| @63
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diff --git a/runtime/syntax/testdir/ftplugin/java.vim b/runtime/syntax/testdir/ftplugin/java.vim
new file mode 100644
index 0000000000..da198e18e7
--- /dev/null
+++ b/runtime/syntax/testdir/ftplugin/java.vim
@@ -0,0 +1,5 @@
+" The Java source file uses long lines with tabs
+" so use a smaller tabstop value, so that no
+" soft-wrapping occurs (which may cause the syntax
+" tests to miss some lines during scrolling)
+setl ts=4
diff --git a/runtime/syntax/testdir/input/java_switch.java b/runtime/syntax/testdir/input/java_switch.java
new file mode 100644
index 0000000000..14b2e1149d
--- /dev/null
+++ b/runtime/syntax/testdir/input/java_switch.java
@@ -0,0 +1,122 @@
+class SwitchTests // JDK 21+.
+{
+ static void echo(Object o) { System.out.println(o); }
+
+ static {
+ interface Yieldable<T>
+ {
+ T yield();
+ default Yieldable<T> default_() { return this; }
+ default Yieldable<T> when() { return this; }
+ }
+
+ // There are 80 bytes (\@80<!) between "::" and "yield;".
+ Yieldable<?> y = ((Yieldable<?>) () -> 0)::
+ yield;
+ ((Yieldable<?>) () -> 0).when().default_().yield();
+
+ enum Letters { OTHER, ALPHA, BETA }
+
+ Letters when = Letters.OTHER;
+
+ switch (when) {
+ case ALPHA: { echo(Letters.ALPHA); break; }
+ case BETA: { echo(Letters.BETA); break; }
+ default: { echo(Letters.OTHER); }
+ }
+
+ echo(switch (when) {
+ case ALPHA -> Letters.ALPHA;
+ case BETA -> Letters.BETA;
+ default -> { yield(Letters.OTHER); }
+ });
+
+ String yield = null;
+
+ switch (yield) {
+ case "A": case "B": { echo("A or B"); break; }
+ case ":": { echo("Colon"); break; }
+ case String str when !str.equals(""):
+ { echo("<non-empty>"); break; }
+ case null: default: { echo("Other"); }
+ }
+
+ echo(switch (yield) {
+ case "A", "B" -> { yield("A or B"); }
+ case "->" -> "Arrow";
+ case String str when !str.equals("")
+ -> "<non-empty>";
+ case null, default -> "Other";
+ });
+
+ Object o = new Object();
+
+ switch (o) {
+ case null: { echo("null"); break; }
+ case Letters[] ll: { echo("SwitchTests$1Letters[]"); break; }
+ default: { echo("java.lang.Object"); break; }
+ };
+
+ echo(switch (o) {
+ case null -> "null";
+ case Letters[] ll -> "SwitchTests$1Letters[]";
+ default -> "java.lang.Object";
+ });
+
+ char ch = 'c';
+
+ switch (ch) {
+ case 'a': { echo('a'); break; }
+ case 'b': { echo('b'); break; }
+ default: { echo('\u0000'); break; }
+ };
+
+ echo(switch (ch) {
+ case 'a' -> 'a';
+ case 'b' -> 'b';
+ default -> '\u0000';
+ });
+
+ byte b = (byte) 2;
+
+ switch (b) {
+ case ((byte) 0): { echo((byte) 0); break; }
+ case ((byte) 1): { echo((byte) 1); break; }
+ default: { echo((byte) -1); break; }
+ };
+
+ echo(switch (b) {
+ case ((byte) 0) -> (byte) 0;
+ case ((byte) 1) -> (byte) 1;
+ default -> (byte) -1;
+ });
+
+ short sh = (short) 2;
+
+ switch (sh) {
+ case ((short) 0): { echo((short) 0); break; }
+ case ((short) 1): { echo((short) 1); break; }
+ default: { echo((short) -1); break; }
+ };
+
+ echo(switch (sh) {
+ case ((short) 0) -> (short) 0;
+ case ((short) 1) -> (short) 1;
+ default -> (short) -1;
+ });
+
+ int i = 2;
+
+ switch (i) {
+ case 0b0__00___000: { echo(0); break; }
+ case 0x000___00__1: { echo(1); break; }
+ default: { echo(-1); break; }
+ };
+
+ echo(switch (i) {
+ case 0_0_0_0_0 -> 0;
+ case 1 -> 1;
+ default -> -1;
+ });
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-21 22:56:10 +0000