diff options
Diffstat (limited to 'runtime/syntax/java.vim')
| -rw-r--r-- | runtime/syntax/java.vim | 137 |
1 files changed, 102 insertions, 35 deletions
diff --git a/runtime/syntax/java.vim b/runtime/syntax/java.vim index 00d6071..fe0cabf 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: 2022 Jun 08 +" Last Change: 2024 Mar 22 " Please check :help java.vim for comments on some of the options available. @@ -37,6 +37,14 @@ 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, §3.8), 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 @@ -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\>\)\@!' @@ -142,32 +151,54 @@ if exists("java_space_errors") endif endif -syn region javaLabelRegion transparent matchgroup=javaLabel start="\<case\>" end="->" 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 syn keyword javaTodo contained TODO FIXME XXX + if exists("java_comment_strings") syn region javaCommentString contained start=+"+ end=+"+ end=+$+ end=+\*/+me=s-1,he=s-1 contains=javaSpecial,javaCommentStar,javaSpecialChar,@Spell - syn region javaComment2String contained start=+"+ end=+$\|"+ contains=javaSpecial,javaSpecialChar,@Spell + syn region javaCommentString contained start=+"""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaSpecial,javaCommentStar,javaSpecialChar,@Spell,javaSpecialError,javaTextBlockError + syn region javaComment2String contained start=+"+ end=+$\|"+ contains=javaSpecial,javaSpecialChar,@Spell syn match javaCommentCharacter contained "'\\[^']\{1,6\}'" contains=javaSpecialChar syn match javaCommentCharacter contained "'\\''" contains=javaSpecialChar syn match javaCommentCharacter contained "'[^\\]'" - syn cluster javaCommentSpecial add=javaCommentString,javaCommentCharacter,javaNumber - syn cluster javaCommentSpecial2 add=javaComment2String,javaCommentCharacter,javaNumber + syn cluster javaCommentSpecial add=javaCommentString,javaCommentCharacter,javaNumber,javaStrTempl + syn cluster javaCommentSpecial2 add=javaComment2String,javaCommentCharacter,javaNumber,javaStrTempl endif -syn region javaComment start="/\*" end="\*/" contains=@javaCommentSpecial,javaTodo,@Spell + +syn region javaComment start="/\*" end="\*/" contains=@javaCommentSpecial,javaTodo,javaSpaceError,@Spell syn match javaCommentStar contained "^\s*\*[^/]"me=e-1 syn match javaCommentStar contained "^\s*\*$" -syn match javaLineComment "//.*" contains=@javaCommentSpecial2,javaTodo,@Spell +syn match javaLineComment "//.*" contains=@javaCommentSpecial2,javaTodo,javaCommentMarkupTag,javaSpaceError,@Spell +syn match javaCommentMarkupTag contained "@\%(end\|highlight\|link\|replace\|start\)\>" nextgroup=javaCommentMarkupTagAttr skipwhite +syn match javaCommentMarkupTagAttr contained "\<region\>" nextgroup=javaCommentMarkupTagAttr skipwhite +syn region javaCommentMarkupTagAttr contained transparent matchgroup=htmlArg start=/\<\%(re\%(gex\|gion\|placement\)\|substring\|t\%(arget\|ype\)\)\%(\s*=\)\@=/ matchgroup=htmlString end=/\%(=\s*\)\@<=\%("[^"]\+"\|'[^']\+'\|\%([.-]\|\k\)\+\)/ nextgroup=javaCommentMarkupTagAttr skipwhite oneline +hi def link javaCommentMarkupTagAttr htmlArg hi def link javaCommentString javaString hi def link javaComment2String javaString hi def link javaCommentCharacter javaCharacter @@ -184,15 +215,19 @@ if !exists("java_ignore_javadoc") && main_syntax != 'jsp' " here. syntax spell default - syn region javaDocComment start="/\*\*" end="\*/" keepend contains=javaCommentTitle,@javaHtml,javaDocTags,javaDocSeeTag,javaTodo,@Spell - syn region javaCommentTitle contained matchgroup=javaDocComment start="/\*\*" matchgroup=javaCommentTitle keepend end="\.$" end="\.[ \t\r<&]"me=e-1 end="[^{]@"me=s-2,he=s-1 end="\*/"me=s-1,he=s-1 contains=@javaHtml,javaCommentStar,javaTodo,@Spell,javaDocTags,javaDocSeeTag - - syn region javaDocTags contained start="{@\(code\|link\|linkplain\|inherit[Dd]oc\|doc[rR]oot\|value\)" end="}" + syn region javaDocComment start="/\*\*" end="\*/" keepend contains=javaCommentTitle,@javaHtml,javaDocTags,javaDocSeeTag,javaDocCodeTag,javaDocSnippetTag,javaTodo,javaSpaceError,@Spell + syn region javaCommentTitle contained matchgroup=javaDocComment start="/\*\*" matchgroup=javaCommentTitle keepend end="\.$" end="\.[ \t\r<&]"me=e-1 end="[^{]@"me=s-2,he=s-1 end="\*/"me=s-1,he=s-1 contains=@javaHtml,javaCommentStar,javaTodo,javaSpaceError,@Spell,javaDocTags,javaDocSeeTag,javaDocCodeTag,javaDocSnippetTag + syn region javaDocTags contained start="{@\%(li\%(teral\|nk\%(plain\)\=\)\|inherit[Dd]oc\|doc[rR]oot\|value\)\>" end="}" syn match javaDocTags contained "@\(param\|exception\|throws\|since\)\s\+\S\+" contains=javaDocParam syn match javaDocParam contained "\s\S\+" syn match javaDocTags contained "@\(version\|author\|return\|deprecated\|serial\|serialField\|serialData\)\>" syn region javaDocSeeTag contained matchgroup=javaDocTags start="@see\s\+" matchgroup=NONE end="\_."re=e-1 contains=javaDocSeeTagParam syn match javaDocSeeTagParam contained @"\_[^"]\+"\|<a\s\+\_.\{-}</a>\|\(\k\|\.\)*\(#\k\+\((\_[^)]\+)\)\=\)\=@ extend + syn region javaCodeSkipBlock contained transparent start="{\%(@code\>\)\@!" end="}" contains=javaCodeSkipBlock,javaDocCodeTag + syn region javaDocCodeTag contained start="{@code\>" end="}" contains=javaDocCodeTag,javaCodeSkipBlock + syn region javaDocSnippetTagAttr contained transparent matchgroup=htmlArg start=/\<\%(class\|file\|id\|lang\|region\)\%(\s*=\)\@=/ matchgroup=htmlString end=/:$/ end=/\%(=\s*\)\@<=\%("[^"]\+"\|'[^']\+'\|\%([.-]\|\k\)\+\)/ nextgroup=javaDocSnippetTagAttr skipwhite skipnl + syn region javaSnippetSkipBlock contained transparent start="{\%(@snippet\>\)\@!" end="}" contains=javaSnippetSkipBlock,javaDocSnippetTag,javaCommentMarkupTag + syn region javaDocSnippetTag contained start="{@snippet\>" end="}" contains=javaDocSnippetTag,javaSnippetSkipBlock,javaDocSnippetTagAttr,javaCommentMarkupTag syntax case match endif @@ -202,22 +237,35 @@ syn match javaComment "/\*\*/" " Strings and constants syn match javaSpecialError contained "\\." syn match javaSpecialCharError contained "[^']" -syn match javaSpecialChar contained "\\\([4-9]\d\|[0-3]\d\d\|[\"\\'ntbrf]\|u\x\{4\}\)" +" Escape Sequences (JLS-17, §3.10.7): +syn match javaSpecialChar contained "\\\%(u\x\x\x\x\|[0-3]\o\o\|\o\o\=\|[bstnfr"'\\]\)" syn region javaString start=+"+ end=+"+ end=+$+ contains=javaSpecialChar,javaSpecialError,@Spell -" next line disabled, it can cause a crash for a long line -"syn match javaStringError +"\([^"\\]\|\\.\)*$+ +syn region javaString start=+"""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaSpecialChar,javaSpecialError,javaTextBlockError,@Spell +syn match javaTextBlockError +"""\s*"""+ +syn region javaStrTemplEmbExp contained matchgroup=javaStrTempl start="\\{" end="}" contains=TOP +syn region javaStrTempl start=+\%(\.[[:space:]\n]*\)\@<="+ end=+"+ contains=javaStrTemplEmbExp,javaSpecialChar,javaSpecialError,@Spell +syn region javaStrTempl start=+\%(\.[[:space:]\n]*\)\@<="""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaStrTemplEmbExp,javaSpecialChar,javaSpecialError,javaTextBlockError,@Spell +" The next line is commented out, it can cause a crash for a long line +"syn match javaStringError +"\%([^"\\]\|\\.\)*$+ syn match javaCharacter "'[^']*'" contains=javaSpecialChar,javaSpecialCharError syn match javaCharacter "'\\''" contains=javaSpecialChar syn match javaCharacter "'[^\\]'" -syn match javaNumber "\<\(0[bB][0-1]\+\|0[0-7]*\|0[xX]\x\+\|\d\(\d\|_\d\)*\)[lL]\=\>" -syn match javaNumber "\(\<\d\(\d\|_\d\)*\.\(\d\(\d\|_\d\)*\)\=\|\.\d\(\d\|_\d\)*\)\([eE][-+]\=\d\(\d\|_\d\)*\)\=[fFdD]\=" -syn match javaNumber "\<\d\(\d\|_\d\)*[eE][-+]\=\d\(\d\|_\d\)*[fFdD]\=\>" -syn match javaNumber "\<\d\(\d\|_\d\)*\([eE][-+]\=\d\(\d\|_\d\)*\)\=[fFdD]\>" - -" unicode characters -syn match javaSpecial "\\u\d\{4\}" - -syn cluster javaTop add=javaString,javaCharacter,javaNumber,javaSpecial,javaStringError +" Integer literals (JLS-17, §3.10.1): +syn keyword javaNumber 0 0l 0L +syn match javaNumber "\<\%(0\%([xX]\x\%(_*\x\)*\|_*\o\%(_*\o\)*\|[bB][01]\%(_*[01]\)*\)\|[1-9]\%(_*\d\)*\)[lL]\=\>" +" Decimal floating-point literals (JLS-17, §3.10.2): +" Against "\<\d\+\>\.": +syn match javaNumber "\<\d\%(_*\d\)*\." +syn match javaNumber "\%(\<\d\%(_*\d\)*\.\%(\d\%(_*\d\)*\)\=\|\.\d\%(_*\d\)*\)\%([eE][-+]\=\d\%(_*\d\)*\)\=[fFdD]\=\>" +syn match javaNumber "\<\d\%(_*\d\)*[eE][-+]\=\d\%(_*\d\)*[fFdD]\=\>" +syn match javaNumber "\<\d\%(_*\d\)*\%([eE][-+]\=\d\%(_*\d\)*\)\=[fFdD]\>" +" Hexadecimal floating-point literals (JLS-17, §3.10.2): +syn match javaNumber "\<0[xX]\%(\x\%(_*\x\)*\.\=\|\%(\x\%(_*\x\)*\)\=\.\x\%(_*\x\)*\)[pP][-+]\=\d\%(_*\d\)*[fFdD]\=\>" + +" Unicode characters +syn match javaSpecial "\\u\x\x\x\x" + +syn cluster javaTop add=javaString,javaStrTempl,javaCharacter,javaNumber,javaSpecial,javaStringError,javaTextBlockError if exists("java_highlight_functions") if java_highlight_functions == "indent" @@ -231,26 +279,36 @@ 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 if exists("java_highlight_debug") - " Strings and constants - syn match javaDebugSpecial contained "\\\d\d\d\|\\." + syn match javaDebugSpecial contained "\\\%(u\x\x\x\x\|[0-3]\o\o\|\o\o\=\|[bstnfr"'\\]\)" syn region javaDebugString contained start=+"+ end=+"+ contains=javaDebugSpecial - syn match javaDebugStringError +"\([^"\\]\|\\.\)*$+ + syn region javaDebugString contained start=+"""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaDebugSpecial,javaDebugTextBlockError + " The highlight groups of java{StrTempl,Debug{,Paren,StrTempl}}\, + " share one colour by default. Do not conflate unrelated parens. + syn region javaDebugStrTemplEmbExp contained matchgroup=javaDebugStrTempl start="\\{" end="}" contains=javaComment,javaLineComment,javaDebug\%(Paren\)\@!.* + syn region javaDebugStrTempl contained start=+\%(\.[[:space:]\n]*\)\@<="+ end=+"+ contains=javaDebugStrTemplEmbExp,javaDebugSpecial + syn region javaDebugStrTempl contained start=+\%(\.[[:space:]\n]*\)\@<="""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaDebugStrTemplEmbExp,javaDebugSpecial,javaDebugTextBlockError + " The next line is commented out, it can cause a crash for a long line +" syn match javaDebugStringError contained +"\%([^"\\]\|\\.\)*$+ + syn match javaDebugTextBlockError contained +"""\s*"""+ syn match javaDebugCharacter contained "'[^\\]'" syn match javaDebugSpecialCharacter contained "'\\.'" syn match javaDebugSpecialCharacter contained "'\\''" - syn match javaDebugNumber contained "\<\(0[0-7]*\|0[xX]\x\+\|\d\+\)[lL]\=\>" - syn match javaDebugNumber contained "\(\<\d\+\.\d*\|\.\d\+\)\([eE][-+]\=\d\+\)\=[fFdD]\=" - syn match javaDebugNumber contained "\<\d\+[eE][-+]\=\d\+[fFdD]\=\>" - syn match javaDebugNumber contained "\<\d\+\([eE][-+]\=\d\+\)\=[fFdD]\>" + syn keyword javaDebugNumber contained 0 0l 0L + syn match javaDebugNumber contained "\<\d\%(_*\d\)*\." + syn match javaDebugNumber contained "\<\%(0\%([xX]\x\%(_*\x\)*\|_*\o\%(_*\o\)*\|[bB][01]\%(_*[01]\)*\)\|[1-9]\%(_*\d\)*\)[lL]\=\>" + syn match javaDebugNumber contained "\%(\<\d\%(_*\d\)*\.\%(\d\%(_*\d\)*\)\=\|\.\d\%(_*\d\)*\)\%([eE][-+]\=\d\%(_*\d\)*\)\=[fFdD]\=\>" + syn match javaDebugNumber contained "\<\d\%(_*\d\)*[eE][-+]\=\d\%(_*\d\)*[fFdD]\=\>" + syn match javaDebugNumber contained "\<\d\%(_*\d\)*\%([eE][-+]\=\d\%(_*\d\)*\)\=[fFdD]\>" + syn match javaDebugNumber contained "\<0[xX]\%(\x\%(_*\x\)*\.\=\|\%(\x\%(_*\x\)*\)\=\.\x\%(_*\x\)*\)[pP][-+]\=\d\%(_*\d\)*[fFdD]\=\>" syn keyword javaDebugBoolean contained true false syn keyword javaDebugType contained null this super syn region javaDebugParen start=+(+ end=+)+ contained contains=javaDebug.*,javaDebugParen @@ -265,7 +323,9 @@ if exists("java_highlight_debug") hi def link javaDebug Debug hi def link javaDebugString DebugString + hi def link javaDebugStrTempl Macro hi def link javaDebugStringError javaError + hi def link javaDebugTextBlockError javaDebugStringError hi def link javaDebugType DebugType hi def link javaDebugBoolean DebugBoolean hi def link javaDebugNumber Debug @@ -326,17 +386,20 @@ 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 hi def link javaSpecialError Error hi def link javaSpecialCharError Error hi def link javaString String +hi def link javaStrTempl Macro hi def link javaCharacter Character hi def link javaSpecialChar SpecialChar hi def link javaNumber Number hi def link javaError Error hi def link javaStringError Error +hi def link javaTextBlockError javaStringError hi def link javaStatement Statement hi def link javaOperator Operator hi def link javaComment Comment @@ -349,6 +412,8 @@ hi def link javaAnnotation PreProc hi def link javaCommentTitle SpecialComment hi def link javaDocTags Special +hi def link javaDocCodeTag Special +hi def link javaDocSnippetTag Special hi def link javaDocParam Function hi def link javaDocSeeTagParam Function hi def link javaCommentStar javaComment @@ -358,6 +423,8 @@ hi def link javaExternal Include hi def link htmlComment Special hi def link htmlCommentPart Special +hi def link htmlArg Type +hi def link htmlString String hi def link javaSpaceError Error if s:isModuleInfoDeclarationCurrentBuffer() |