neovim/runtime/syntax/java.vim
Christian Clason 0760d98680 vim-patch:20d61e1b94e5
runtime(java): add syntax support for Java switch expressions (#9124)

20d61e1b94

Co-authored-by: Nick Hanley <nicholasjhanley@gmail.com>
2024-02-22 16:27:56 +01:00

381 lines
19 KiB
VimL

" Vim syntax file
" 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
" Please check :help java.vim for comments on some of the options available.
" quit when a syntax file was already loaded
if !exists("main_syntax")
if exists("b:current_syntax")
finish
endif
" we define it here so that included files can test for it
let main_syntax='java'
syn region javaFold start="{" end="}" transparent fold
endif
let s:cpo_save = &cpo
set cpo&vim
" some characters that cannot be in a java program (outside a string)
syn match javaError "[\\@`]"
syn match javaError "<<<\|\.\.\|=>\|||=\|&&=\|\*\/"
" use separate name so that it can be deleted in javacc.vim
syn match javaError2 "#\|=<"
hi def link javaError2 javaError
" keyword definitions
syn keyword javaExternal native package
syn match javaExternal "\<import\>\(\s\+static\>\)\?"
syn keyword javaError goto const
syn keyword javaConditional if else switch
syn keyword javaRepeat while for do
syn keyword javaBoolean true false
syn keyword javaConstant null
syn keyword javaTypedef this super
syn keyword javaOperator var new instanceof
syn keyword javaType boolean char byte short int long float double
syn keyword javaType void
syn keyword javaStatement return yield
syn keyword javaStorageClass static synchronized transient volatile final strictfp serializable
syn keyword javaExceptions throw try catch finally
syn keyword javaAssert assert
syn keyword javaMethodDecl synchronized throws
syn keyword javaClassDecl extends implements interface
" to differentiate the keyword class from MyClass.class we use a match here
syn match javaTypedef "\.\s*\<class\>"ms=s+1
syn keyword javaClassDecl enum
syn match javaClassDecl "^class\>"
syn match javaClassDecl "[^.]\s*\<class\>"ms=s+1
syn match javaAnnotation "@\([_$a-zA-Z][_$a-zA-Z0-9]*\.\)*[_$a-zA-Z][_$a-zA-Z0-9]*\>" contains=javaString
syn match javaClassDecl "@interface\>"
syn keyword javaBranch break continue nextgroup=javaUserLabelRef skipwhite
syn match javaUserLabelRef "\k\+" contained
syn match javaVarArg "\.\.\."
syn keyword javaScopeDecl public protected private abstract
function s:isModuleInfoDeclarationCurrentBuffer() abort
return fnamemodify(bufname("%"), ":t") =~ '^module-info\%(\.class\>\)\@!'
endfunction
" Java Modules(Since Java 9, for "module-info.java" file)
if s:isModuleInfoDeclarationCurrentBuffer()
syn keyword javaModuleStorageClass module transitive
syn keyword javaModuleStmt open requires exports opens uses provides
syn keyword javaModuleExternal to with
syn cluster javaTop add=javaModuleStorageClass,javaModuleStmt,javaModuleExternal
endif
if exists("java_highlight_java_lang_ids")
let java_highlight_all=1
endif
if exists("java_highlight_all") || exists("java_highlight_java") || exists("java_highlight_java_lang")
" java.lang.*
"
" The keywords of javaR_JavaLang, javaC_JavaLang, javaE_JavaLang,
" and javaX_JavaLang are sub-grouped according to the Java version
" of their introduction, and sub-group keywords (that is, class
" names) are arranged in alphabetical order, so that future newer
" keywords can be pre-sorted and appended without disturbing
" the current keyword placement. The below _match_es follow suit.
syn keyword javaR_JavaLang ArithmeticException ArrayIndexOutOfBoundsException ArrayStoreException ClassCastException IllegalArgumentException IllegalMonitorStateException IllegalThreadStateException IndexOutOfBoundsException NegativeArraySizeException NullPointerException NumberFormatException RuntimeException SecurityException StringIndexOutOfBoundsException IllegalStateException UnsupportedOperationException EnumConstantNotPresentException TypeNotPresentException IllegalCallerException LayerInstantiationException
syn cluster javaTop add=javaR_JavaLang
syn cluster javaClasses add=javaR_JavaLang
hi def link javaR_JavaLang javaR_Java
" Member enumerations:
syn match javaC_JavaLang "\%(\<Thread\.\)\@<=\<State\>"
syn match javaC_JavaLang "\%(\<Character\.\)\@<=\<UnicodeScript\>"
syn match javaC_JavaLang "\%(\<ProcessBuilder\.Redirect\.\)\@<=\<Type\>"
syn match javaC_JavaLang "\%(\<StackWalker\.\)\@<=\<Option\>"
syn match javaC_JavaLang "\%(\<System\.Logger\.\)\@<=\<Level\>"
" Member classes:
syn match javaC_JavaLang "\%(\<Character\.\)\@<=\<Subset\>"
syn match javaC_JavaLang "\%(\<Character\.\)\@<=\<UnicodeBlock\>"
syn match javaC_JavaLang "\%(\<ProcessBuilder\.\)\@<=\<Redirect\>"
syn match javaC_JavaLang "\%(\<ModuleLayer\.\)\@<=\<Controller\>"
syn match javaC_JavaLang "\%(\<Runtime\.\)\@<=\<Version\>"
syn match javaC_JavaLang "\%(\<System\.\)\@<=\<LoggerFinder\>"
syn match javaC_JavaLang "\%(\<Enum\.\)\@<=\<EnumDesc\>"
syn keyword javaC_JavaLang Boolean Character Class ClassLoader Compiler Double Float Integer Long Math Number Object Process Runtime SecurityManager String StringBuffer Thread ThreadGroup Byte Short Void InheritableThreadLocal Package RuntimePermission ThreadLocal StrictMath StackTraceElement Enum ProcessBuilder StringBuilder ClassValue Module ModuleLayer StackWalker Record
syn match javaC_JavaLang "\<System\>" " See javaDebug.
syn cluster javaTop add=javaC_JavaLang
syn cluster javaClasses add=javaC_JavaLang
hi def link javaC_JavaLang javaC_Java
syn keyword javaE_JavaLang AbstractMethodError ClassCircularityError ClassFormatError Error IllegalAccessError IncompatibleClassChangeError InstantiationError InternalError LinkageError NoClassDefFoundError NoSuchFieldError NoSuchMethodError OutOfMemoryError StackOverflowError ThreadDeath UnknownError UnsatisfiedLinkError VerifyError VirtualMachineError ExceptionInInitializerError UnsupportedClassVersionError AssertionError BootstrapMethodError
syn cluster javaTop add=javaE_JavaLang
syn cluster javaClasses add=javaE_JavaLang
hi def link javaE_JavaLang javaE_Java
syn keyword javaX_JavaLang ClassNotFoundException CloneNotSupportedException Exception IllegalAccessException InstantiationException InterruptedException NoSuchMethodException Throwable NoSuchFieldException ReflectiveOperationException
syn cluster javaTop add=javaX_JavaLang
syn cluster javaClasses add=javaX_JavaLang
hi def link javaX_JavaLang javaX_Java
hi def link javaR_Java javaR_
hi def link javaC_Java javaC_
hi def link javaE_Java javaE_
hi def link javaX_Java javaX_
hi def link javaX_ javaExceptions
hi def link javaR_ javaExceptions
hi def link javaE_ javaExceptions
hi def link javaC_ javaConstant
syn keyword javaLangObject clone equals finalize getClass hashCode
syn keyword javaLangObject notify notifyAll toString wait
hi def link javaLangObject javaConstant
syn cluster javaTop add=javaLangObject
endif
if filereadable(expand("<sfile>:p:h")."/javaid.vim")
source <sfile>:p:h/javaid.vim
endif
if exists("java_space_errors")
if !exists("java_no_trail_space_error")
syn match javaSpaceError "\s\+$"
endif
if !exists("java_no_tab_space_error")
syn match javaSpaceError " \+\t"me=e-1
endif
endif
syn region javaLabelRegion transparent matchgroup=javaLabel start="\<case\>" matchgroup=NONE end=":\|->" contains=javaNumber,javaCharacter,javaString
syn match javaUserLabel "^\s*[_$a-zA-Z][_$a-zA-Z0-9_]*\s*:"he=e-1 contains=javaLabel
syn keyword javaLabel default
" highlighting C++ keywords as errors removed, too many people find it
" annoying. Was: if !exists("java_allow_cpp_keywords")
" The following cluster contains all java groups except the contained ones
syn cluster javaTop add=javaExternal,javaError,javaBranch,javaLabelRegion,javaLabel,javaConditional,javaRepeat,javaBoolean,javaConstant,javaTypedef,javaOperator,javaType,javaStatement,javaStorageClass,javaAssert,javaExceptions,javaMethodDecl,javaClassDecl,javaScopeDecl,javaError2,javaUserLabel,javaLangObject,javaAnnotation,javaVarArg
" Comments
syn keyword javaTodo contained TODO FIXME XXX
if exists("java_comment_strings")
syn region javaCommentString contained start=+"+ end=+"+ end=+$+ end=+\*/+me=s-1,he=s-1 contains=javaSpecial,javaCommentStar,javaSpecialChar,@Spell
syn region javaComment2String contained start=+"+ end=+$\|"+ contains=javaSpecial,javaSpecialChar,@Spell
syn match javaCommentCharacter contained "'\\[^']\{1,6\}'" contains=javaSpecialChar
syn match javaCommentCharacter contained "'\\''" contains=javaSpecialChar
syn match javaCommentCharacter contained "'[^\\]'"
syn cluster javaCommentSpecial add=javaCommentString,javaCommentCharacter,javaNumber
syn cluster javaCommentSpecial2 add=javaComment2String,javaCommentCharacter,javaNumber
endif
syn region javaComment start="/\*" end="\*/" contains=@javaCommentSpecial,javaTodo,@Spell
syn match javaCommentStar contained "^\s*\*[^/]"me=e-1
syn match javaCommentStar contained "^\s*\*$"
syn match javaLineComment "//.*" contains=@javaCommentSpecial2,javaTodo,@Spell
hi def link javaCommentString javaString
hi def link javaComment2String javaString
hi def link javaCommentCharacter javaCharacter
syn cluster javaTop add=javaComment,javaLineComment
if !exists("java_ignore_javadoc") && main_syntax != 'jsp'
syntax case ignore
" syntax coloring for javadoc comments (HTML)
syntax include @javaHtml syntax/html.vim
unlet b:current_syntax
" HTML enables spell checking for all text that is not in a syntax item. This
" is wrong for Java (all identifiers would be spell-checked), so it's undone
" 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 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
syntax case match
endif
" match the special comment /**/
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\}\)"
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 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
if exists("java_highlight_functions")
if java_highlight_functions == "indent"
syn match javaFuncDef "^\(\t\| \{8\}\)[_$a-zA-Z][_$a-zA-Z0-9_. \[\]<>]*([^-+*/]*)" contains=javaScopeDecl,javaType,javaStorageClass,@javaClasses,javaAnnotation
syn region javaFuncDef start=+^\(\t\| \{8\}\)[$_a-zA-Z][$_a-zA-Z0-9_. \[\]<>]*([^-+*/]*,\s*+ end=+)+ contains=javaScopeDecl,javaType,javaStorageClass,@javaClasses,javaAnnotation
syn match javaFuncDef "^ [$_a-zA-Z][$_a-zA-Z0-9_. \[\]<>]*([^-+*/]*)" contains=javaScopeDecl,javaType,javaStorageClass,@javaClasses,javaAnnotation
syn region javaFuncDef start=+^ [$_a-zA-Z][$_a-zA-Z0-9_. \[\]<>]*([^-+*/]*,\s*+ end=+)+ contains=javaScopeDecl,javaType,javaStorageClass,@javaClasses,javaAnnotation
else
" This line catches method declarations at any indentation>0, but it assumes
" two things:
" 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
endif
syn match javaLambdaDef "[a-zA-Z_][a-zA-Z0-9_]*\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 region javaDebugString contained start=+"+ end=+"+ contains=javaDebugSpecial
syn match javaDebugStringError +"\([^"\\]\|\\.\)*$+
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 javaDebugBoolean contained true false
syn keyword javaDebugType contained null this super
syn region javaDebugParen start=+(+ end=+)+ contained contains=javaDebug.*,javaDebugParen
" to make this work you must define the highlighting for these groups
syn match javaDebug "\<System\.\(out\|err\)\.print\(ln\)*\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
syn match javaDebug "\<p\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
syn match javaDebug "[A-Za-z][a-zA-Z0-9_]*\.printStackTrace\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
syn match javaDebug "\<trace[SL]\=\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
syn cluster javaTop add=javaDebug
hi def link javaDebug Debug
hi def link javaDebugString DebugString
hi def link javaDebugStringError javaError
hi def link javaDebugType DebugType
hi def link javaDebugBoolean DebugBoolean
hi def link javaDebugNumber Debug
hi def link javaDebugSpecial DebugSpecial
hi def link javaDebugSpecialCharacter DebugSpecial
hi def link javaDebugCharacter DebugString
hi def link javaDebugParen Debug
hi def link DebugString String
hi def link DebugSpecial Special
hi def link DebugBoolean Boolean
hi def link DebugType Type
endif
if exists("java_mark_braces_in_parens_as_errors")
syn match javaInParen contained "[{}]"
hi def link javaInParen javaError
syn cluster javaTop add=javaInParen
endif
" catch errors caused by wrong parenthesis
syn region javaParenT transparent matchgroup=javaParen start="(" end=")" contains=@javaTop,javaParenT1
syn region javaParenT1 transparent matchgroup=javaParen1 start="(" end=")" contains=@javaTop,javaParenT2 contained
syn region javaParenT2 transparent matchgroup=javaParen2 start="(" end=")" contains=@javaTop,javaParenT contained
syn match javaParenError ")"
" catch errors caused by wrong square parenthesis
syn region javaParenT transparent matchgroup=javaParen start="\[" end="\]" contains=@javaTop,javaParenT1
syn region javaParenT1 transparent matchgroup=javaParen1 start="\[" end="\]" contains=@javaTop,javaParenT2 contained
syn region javaParenT2 transparent matchgroup=javaParen2 start="\[" end="\]" contains=@javaTop,javaParenT contained
syn match javaParenError "\]"
hi def link javaParenError javaError
if exists("java_highlight_functions")
syn match javaLambdaDef "([a-zA-Z0-9_<>\[\], \t]*)\s*->"
" needs to be defined after the parenthesis error catcher to work
endif
if !exists("java_minlines")
let java_minlines = 10
endif
exec "syn sync ccomment javaComment minlines=" . java_minlines
" The default highlighting.
hi def link javaLambdaDef Function
hi def link javaFuncDef Function
hi def link javaVarArg Function
hi def link javaBraces Function
hi def link javaBranch Conditional
hi def link javaUserLabelRef javaUserLabel
hi def link javaLabel Label
hi def link javaUserLabel Label
hi def link javaConditional Conditional
hi def link javaRepeat Repeat
hi def link javaExceptions Exception
hi def link javaAssert Statement
hi def link javaStorageClass StorageClass
hi def link javaMethodDecl javaStorageClass
hi def link javaClassDecl javaStorageClass
hi def link javaScopeDecl javaStorageClass
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 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 javaStatement Statement
hi def link javaOperator Operator
hi def link javaComment Comment
hi def link javaDocComment Comment
hi def link javaLineComment Comment
hi def link javaConstant Constant
hi def link javaTypedef Typedef
hi def link javaTodo Todo
hi def link javaAnnotation PreProc
hi def link javaCommentTitle SpecialComment
hi def link javaDocTags Special
hi def link javaDocParam Function
hi def link javaDocSeeTagParam Function
hi def link javaCommentStar javaComment
hi def link javaType Type
hi def link javaExternal Include
hi def link htmlComment Special
hi def link htmlCommentPart Special
hi def link javaSpaceError Error
if s:isModuleInfoDeclarationCurrentBuffer()
hi def link javaModuleStorageClass StorageClass
hi def link javaModuleStmt Statement
hi def link javaModuleExternal Include
endif
let b:current_syntax = "java"
if main_syntax == 'java'
unlet main_syntax
endif
delfunction! s:isModuleInfoDeclarationCurrentBuffer
let b:spell_options="contained"
let &cpo = s:cpo_save
unlet s:cpo_save
" vim: ts=8