mirror of
https://github.com/neovim/neovim.git
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be999e6a0e
With the variables defined, distinctly highlight parts of
a method declaration header: its name and parameter list
parens, from its type parameters, return type, and formal
parameters; and distinctly highlight parts of a lambda
expression: its parameter list parens and the arrow, from
its formal parameters and identifiers.
closes: vim/vim#15083
01a4fb104d
Co-authored-by: Aliaksei Budavei <0x000c70@gmail.com>
639 lines
35 KiB
VimL
639 lines
35 KiB
VimL
" Vim syntax file
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" Language: Java
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" Maintainer: Aliaksei Budavei <0x000c70 AT gmail DOT com>
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" Former Maintainer: Claudio Fleiner <claudio@fleiner.com>
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" Repository: https://github.com/zzzyxwvut/java-vim.git
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" Last Change: 2024 Jun 22
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" Please check :help java.vim for comments on some of the options available.
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" quit when a syntax file was already loaded
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if !exists("main_syntax")
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if exists("b:current_syntax")
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finish
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endif
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" we define it here so that included files can test for it
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let main_syntax='java'
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endif
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let s:cpo_save = &cpo
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set cpo&vim
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"""" STRIVE TO REMAIN COMPATIBLE FOR AT LEAST VIM 7.0.
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let s:ff = {}
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function! s:ff.LeftConstant(x, y) abort
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return a:x
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endfunction
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function! s:ff.RightConstant(x, y) abort
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return a:y
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endfunction
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if !exists("*s:ReportOnce")
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function s:ReportOnce(message) abort
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echomsg 'syntax/java.vim: ' . a:message
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endfunction
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else
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function! s:ReportOnce(dummy)
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endfunction
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endif
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function! JavaSyntaxFoldTextExpr() abort
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return getline(v:foldstart) !~ '/\*\+\s*$'
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\ ? foldtext()
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\ : printf('+-%s%3d lines: ',
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\ v:folddashes,
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\ (v:foldend - v:foldstart + 1)) .
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\ getline(v:foldstart + 1)
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endfunction
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" E120 for "fdt=s:JavaSyntaxFoldTextExpr()" before v8.2.3900.
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setlocal foldtext=JavaSyntaxFoldTextExpr()
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" Admit the ASCII dollar sign to keyword characters (JLS-17, §3.8):
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try
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exec 'syntax iskeyword ' . &l:iskeyword . ',$'
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catch /\<E410:/
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call s:ReportOnce(v:exception)
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setlocal iskeyword+=$
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endtry
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" some characters that cannot be in a java program (outside a string)
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syn match javaError "[\\@`]"
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syn match javaError "<<<\|\.\.\|=>\|||=\|&&=\|\*\/"
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" use separate name so that it can be deleted in javacc.vim
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syn match javaError2 "#\|=<"
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hi def link javaError2 javaError
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" Keywords (JLS-17, §3.9):
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syn keyword javaExternal native package
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syn match javaExternal "\<import\>\%(\s\+static\>\)\="
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syn keyword javaError goto const
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syn keyword javaConditional if else switch
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syn keyword javaRepeat while for do
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syn keyword javaBoolean true false
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syn keyword javaConstant null
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syn keyword javaTypedef this super
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syn keyword javaOperator new instanceof
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syn match javaOperator "\<var\>\%(\s*(\)\@!"
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" Since the yield statement, which could take a parenthesised operand,
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" and _qualified_ yield methods get along within the switch block
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" (JLS-17, §3.8), it seems futile to make a region definition for this
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" block; instead look for the _yield_ word alone, and if found,
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" backtrack (arbitrarily) 80 bytes, at most, on the matched line and,
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" if necessary, on the line before that (h: \@<=), trying to match
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" neither a method reference nor a qualified method invocation.
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try
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syn match javaOperator "\%(\%(::\|\.\)[[:space:]\n]*\)\@80<!\<yield\>"
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let s:ff.Peek = s:ff.LeftConstant
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catch /\<E59:/
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call s:ReportOnce(v:exception)
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syn match javaOperator "\%(\%(::\|\.\)[[:space:]\n]*\)\@<!\<yield\>"
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let s:ff.Peek = s:ff.RightConstant
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endtry
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syn keyword javaType boolean char byte short int long float double
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syn keyword javaType void
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syn keyword javaStatement return
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syn keyword javaStorageClass static synchronized transient volatile strictfp serializable
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syn keyword javaExceptions throw try catch finally
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syn keyword javaAssert assert
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syn keyword javaMethodDecl throws
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" Differentiate a "MyClass.class" literal from the keyword "class".
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syn match javaTypedef "\.\s*\<class\>"ms=s+1
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syn keyword javaClassDecl enum extends implements interface
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syn match javaClassDecl "\<permits\>\%(\s*(\)\@!"
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syn match javaClassDecl "\<record\>\%(\s*(\)\@!"
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syn match javaClassDecl "^class\>"
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syn match javaClassDecl "[^.]\s*\<class\>"ms=s+1
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syn match javaAnnotation "@\%(\K\k*\.\)*\K\k*\>"
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syn region javaAnnotation transparent matchgroup=javaAnnotationStart start=/@\%(\K\k*\.\)*\K\k*(/ end=/)/ skip=/\/\*.\{-}\*\/\|\/\/.*$/ contains=javaAnnotation,javaParenT,javaBlock,javaString,javaBoolean,javaNumber,javaTypedef,javaComment,javaLineComment
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syn match javaClassDecl "@interface\>"
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syn keyword javaBranch break continue nextgroup=javaUserLabelRef skipwhite
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syn match javaUserLabelRef "\k\+" contained
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syn match javaVarArg "\.\.\."
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syn keyword javaScopeDecl public protected private
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syn keyword javaConceptKind abstract final
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syn match javaConceptKind "\<non-sealed\>"
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syn match javaConceptKind "\<sealed\>\%(\s*(\)\@!"
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syn match javaConceptKind "\<default\>\%(\s*\%(:\|->\)\)\@!"
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" Note that a "module-info" file will be recognised with an arbitrary
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" file extension (or no extension at all) so that more than one such
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" declaration for the same Java module can be maintained for modular
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" testing in a project without attendant confusion for IDEs, with the
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" ".java\=" extension used for a production version and an arbitrary
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" extension used for a testing version.
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let s:module_info_cur_buf = fnamemodify(bufname("%"), ":t") =~ '^module-info\%(\.class\>\)\@!'
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lockvar s:module_info_cur_buf
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if !(v:version < 704)
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" Request the new regexp engine for [:upper:] and [:lower:].
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let [s:ff.Engine, s:ff.UpperCase, s:ff.LowerCase] = repeat([s:ff.LeftConstant], 3)
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else
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" XXX: \C\<[^a-z0-9]\k*\> rejects "type", but matches "τύπος".
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" XXX: \C\<[^A-Z0-9]\k*\> rejects "Method", but matches "Μέθοδος".
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let [s:ff.Engine, s:ff.UpperCase, s:ff.LowerCase] = repeat([s:ff.RightConstant], 3)
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endif
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if exists("java_highlight_signature")
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let [s:ff.PeekTo, s:ff.PeekFrom, s:ff.GroupArgs] = repeat([s:ff.LeftConstant], 3)
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else
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let [s:ff.PeekTo, s:ff.PeekFrom, s:ff.GroupArgs] = repeat([s:ff.RightConstant], 3)
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endif
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" Java modules (since Java 9, for "module-info.java" file).
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if s:module_info_cur_buf
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syn keyword javaModuleStorageClass module transitive
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syn keyword javaModuleStmt open requires exports opens uses provides
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syn keyword javaModuleExternal to with
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endif
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" Fancy parameterised types (JLS-17, §4.5).
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"
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" Note that false positives may elsewhere occur whenever an identifier
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" is butted against a less-than operator. Cf. (X<Y) and (X < Y).
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if exists("java_highlight_generics")
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syn keyword javaWildcardBound contained extends super
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" Parameterised types are delegated to javaGenerics (s:ctx.gsg) and
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" are not matched with javaTypeArgument.
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exec 'syn match javaTypeArgument contained "' . s:ff.Engine('\%#=2', '') . '?\|\%(\<\%(b\%(oolean\|yte\)\|char\|short\|int\|long\|float\|double\)\[\]\|\%(\<\K\k*\>\.\)*\<' . s:ff.UpperCase('[$_[:upper:]]', '[^a-z0-9]') . '\k*\>\)\%(\[\]\)*"'
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for s:ctx in [{'dsg': 'javaDimExpr', 'gsg': 'javaGenerics', 'ghg': 'javaGenericsC1', 'csg': 'javaGenericsX', 'c': ''},
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\ {'dsg': 'javaDimExprX', 'gsg': 'javaGenericsX', 'ghg': 'javaGenericsC2', 'csg': 'javaGenerics', 'c': ' contained'}]
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" Consider array creation expressions of reifiable types.
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exec 'syn region ' . s:ctx.dsg . ' contained transparent matchgroup=' . s:ctx.ghg . ' start="\[" end="\]" nextgroup=' . s:ctx.dsg . ' skipwhite skipnl'
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exec 'syn region ' . s:ctx.gsg . s:ctx.c . ' transparent matchgroup=' . s:ctx.ghg . ' start=/' . s:ff.Engine('\%#=2', '') . '\%(\<\K\k*\>\.\)*\<' . s:ff.UpperCase('[$_[:upper:]]', '[^a-z0-9]') . '\k*\><\%([[:space:]\n]*\%([?@]\|\<\%(b\%(oolean\|yte\)\|char\|short\|int\|long\|float\|double\)\[\]\|\%(\<\K\k*\>\.\)*\<' . s:ff.UpperCase('[$_[:upper:]]', '[^a-z0-9]') . '\k*\>\)\)\@=/ end=/>/ contains=' . s:ctx.csg . ',javaAnnotation,javaTypeArgument,javaWildcardBound,javaType,@javaClasses nextgroup=' . s:ctx.dsg . ' skipwhite skipnl'
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endfor
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unlet s:ctx
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hi def link javaWildcardBound Question
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hi def link javaGenericsC1 javaFuncDef
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hi def link javaGenericsC2 javaType
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endif
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if exists("java_highlight_java_lang_ids")
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let java_highlight_all=1
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endif
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if exists("java_highlight_all") || exists("java_highlight_java") || exists("java_highlight_java_lang")
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" java.lang.*
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"
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" The keywords of javaR_JavaLang, javaC_JavaLang, javaE_JavaLang,
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" and javaX_JavaLang are sub-grouped according to the Java version
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" of their introduction, and sub-group keywords (that is, class
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" names) are arranged in alphabetical order, so that future newer
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" keywords can be pre-sorted and appended without disturbing
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" the current keyword placement. The below _match_es follow suit.
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syn keyword javaR_JavaLang ArithmeticException ArrayIndexOutOfBoundsException ArrayStoreException ClassCastException IllegalArgumentException IllegalMonitorStateException IllegalThreadStateException IndexOutOfBoundsException NegativeArraySizeException NullPointerException NumberFormatException RuntimeException SecurityException StringIndexOutOfBoundsException IllegalStateException UnsupportedOperationException EnumConstantNotPresentException TypeNotPresentException IllegalCallerException LayerInstantiationException WrongThreadException MatchException
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syn cluster javaClasses add=javaR_JavaLang
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hi def link javaR_JavaLang javaR_Java
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" Member enumerations:
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exec 'syn match javaC_JavaLang "\%(\<Thread\.\)\@' . s:ff.Peek('7', '') . '<=\<State\>"'
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exec 'syn match javaC_JavaLang "\%(\<Character\.\)\@' . s:ff.Peek('10', '') . '<=\<UnicodeScript\>"'
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exec 'syn match javaC_JavaLang "\%(\<ProcessBuilder\.Redirect\.\)\@' . s:ff.Peek('24', '') . '<=\<Type\>"'
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exec 'syn match javaC_JavaLang "\%(\<StackWalker\.\)\@' . s:ff.Peek('12', '') . '<=\<Option\>"'
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exec 'syn match javaC_JavaLang "\%(\<System\.Logger\.\)\@' . s:ff.Peek('14', '') . '<=\<Level\>"'
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" Member classes:
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exec 'syn match javaC_JavaLang "\%(\<Character\.\)\@' . s:ff.Peek('10', '') . '<=\<Subset\>"'
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exec 'syn match javaC_JavaLang "\%(\<Character\.\)\@' . s:ff.Peek('10', '') . '<=\<UnicodeBlock\>"'
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exec 'syn match javaC_JavaLang "\%(\<ProcessBuilder\.\)\@' . s:ff.Peek('15', '') . '<=\<Redirect\>"'
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exec 'syn match javaC_JavaLang "\%(\<ModuleLayer\.\)\@' . s:ff.Peek('12', '') . '<=\<Controller\>"'
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exec 'syn match javaC_JavaLang "\%(\<Runtime\.\)\@' . s:ff.Peek('8', '') . '<=\<Version\>"'
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exec 'syn match javaC_JavaLang "\%(\<System\.\)\@' . s:ff.Peek('7', '') . '<=\<LoggerFinder\>"'
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syn keyword javaC_JavaLang Boolean Character ClassLoader Compiler Double Float Integer Long Math Number Object Process Runtime SecurityManager String StringBuffer Thread ThreadGroup Byte Short Void Package RuntimePermission StrictMath StackTraceElement ProcessBuilder StringBuilder Module ModuleLayer StackWalker Record
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syn match javaC_JavaLang "\<System\>" " See javaDebug.
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if !exists("java_highlight_generics")
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" The non-interface parameterised names of java.lang members.
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exec 'syn match javaC_JavaLang "\%(\<Enum\.\)\@' . s:ff.Peek('5', '') . '<=\<EnumDesc\>"'
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syn keyword javaC_JavaLang Class InheritableThreadLocal ThreadLocal Enum ClassValue
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endif
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" As of JDK 21, java.lang.Compiler is no more (deprecated in JDK 9).
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syn keyword javaLangDeprecated Compiler
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syn cluster javaClasses add=javaC_JavaLang
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hi def link javaC_JavaLang javaC_Java
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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
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syn cluster javaClasses add=javaE_JavaLang
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hi def link javaE_JavaLang javaE_Java
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syn keyword javaX_JavaLang ClassNotFoundException CloneNotSupportedException Exception IllegalAccessException InstantiationException InterruptedException NoSuchMethodException Throwable NoSuchFieldException ReflectiveOperationException
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syn cluster javaClasses add=javaX_JavaLang
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hi def link javaX_JavaLang javaX_Java
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hi def link javaR_Java javaR_
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hi def link javaC_Java javaC_
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hi def link javaE_Java javaE_
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hi def link javaX_Java javaX_
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hi def link javaX_ javaExceptions
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hi def link javaR_ javaExceptions
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hi def link javaE_ javaExceptions
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hi def link javaC_ javaConstant
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syn keyword javaLangObject getClass notify notifyAll wait
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" Lower the syntax priority of overridable java.lang.Object method
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" names for zero-width matching (define g:java_highlight_signature
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" and see their base declarations for java.lang.Object):
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syn match javaLangObject "\<clone\>"
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syn match javaLangObject "\<equals\>"
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syn match javaLangObject "\<finalize\>"
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syn match javaLangObject "\<hashCode\>"
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syn match javaLangObject "\<toString\>"
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hi def link javaLangObject javaConstant
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endif
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if filereadable(expand("<sfile>:p:h") . "/javaid.vim")
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source <sfile>:p:h/javaid.vim
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endif
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if exists("java_space_errors")
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if !exists("java_no_trail_space_error")
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syn match javaSpaceError "\s\+$"
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endif
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if !exists("java_no_tab_space_error")
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syn match javaSpaceError " \+\t"me=e-1
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endif
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endif
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exec 'syn match javaUserLabel "^\s*\<\K\k*\>\%(\<default\>\)\@' . s:ff.Peek('7', '') . '<!\s*:"he=e-1'
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syn region javaLabelRegion transparent matchgroup=javaLabel start="\<case\>" matchgroup=NONE end=":\|->" contains=javaLabelCastType,javaLabelNumber,javaCharacter,javaString,javaConstant,@javaClasses,javaGenerics,javaLabelDefault,javaLabelVarType,javaLabelWhenClause
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syn region javaLabelRegion transparent matchgroup=javaLabel start="\<default\>\%(\s*\%(:\|->\)\)\@=" matchgroup=NONE end=":\|->" oneline
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" Consider grouped _default_ _case_ labels, i.e.
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" case null, default ->
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" case null: default:
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syn keyword javaLabelDefault contained default
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syn keyword javaLabelVarType contained var
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syn keyword javaLabelCastType contained char byte short int
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" Allow for the contingency of the enclosing region not being able to
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" _keep_ its _end_, e.g. case ':':.
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syn region javaLabelWhenClause contained transparent matchgroup=javaLabel start="\<when\>" matchgroup=NONE end=":"me=e-1 end="->"me=e-2 contains=TOP,javaExternal,javaLambdaDef
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syn match javaLabelNumber contained "\<0\>[lL]\@!"
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syn match javaLabelNumber contained "\<\%(0\%([xX]\x\%(_*\x\)*\|_*\o\%(_*\o\)*\|[bB][01]\%(_*[01]\)*\)\|[1-9]\%(_*\d\)*\)\>[lL]\@!"
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hi def link javaLabelDefault javaLabel
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hi def link javaLabelVarType javaOperator
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hi def link javaLabelNumber javaNumber
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hi def link javaLabelCastType javaType
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" Comments
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syn keyword javaTodo contained TODO FIXME XXX
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if exists("java_comment_strings")
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syn region javaCommentString contained start=+"+ end=+"+ end=+$+ end=+\*/+me=s-1,he=s-1 contains=javaSpecial,javaCommentStar,javaSpecialChar,@Spell
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syn region javaCommentString contained start=+"""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaSpecial,javaCommentStar,javaSpecialChar,@Spell,javaSpecialError,javaTextBlockError
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syn region javaComment2String contained start=+"+ end=+$\|"+ contains=javaSpecial,javaSpecialChar,@Spell
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syn match javaCommentCharacter contained "'\\[^']\{1,6\}'" contains=javaSpecialChar
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syn match javaCommentCharacter contained "'\\''" contains=javaSpecialChar
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syn match javaCommentCharacter contained "'[^\\]'"
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syn cluster javaCommentSpecial add=javaCommentString,javaCommentCharacter,javaNumber,javaStrTempl
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syn cluster javaCommentSpecial2 add=javaComment2String,javaCommentCharacter,javaNumber,javaStrTempl
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endif
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syn region javaComment matchgroup=javaCommentStart start="/\*" end="\*/" contains=@javaCommentSpecial,javaTodo,javaCommentError,javaSpaceError,@Spell fold
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syn match javaCommentStar contained "^\s*\*[^/]"me=e-1
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syn match javaCommentStar contained "^\s*\*$"
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syn match javaLineComment "//.*" contains=@javaCommentSpecial2,javaTodo,javaCommentMarkupTag,javaSpaceError,@Spell
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syn match javaCommentMarkupTag contained "@\%(end\|highlight\|link\|replace\|start\)\>" nextgroup=javaCommentMarkupTagAttr,javaSpaceError skipwhite
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syn match javaCommentMarkupTagAttr contained "\<region\>" nextgroup=javaCommentMarkupTagAttr,javaSpaceError skipwhite
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exec 'syn region javaCommentMarkupTagAttr contained transparent matchgroup=htmlArg start=/\<\%(re\%(gex\|gion\|placement\)\|substring\|t\%(arget\|ype\)\)\%(\s*=\)\@=/ matchgroup=htmlString end=/\%(=\s*\)\@' . s:ff.Peek('80', '') . '<=\%("[^"]\+"\|' . "\x27[^\x27]\\+\x27" . '\|\%([.-]\|\k\)\+\)/ nextgroup=javaCommentMarkupTagAttr,javaSpaceError skipwhite oneline'
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hi def link javaCommentMarkupTagAttr htmlArg
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hi def link javaCommentString javaString
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hi def link javaComment2String javaString
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hi def link javaCommentCharacter javaCharacter
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syn match javaCommentError contained "/\*"me=e-1 display
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hi def link javaCommentError javaError
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hi def link javaCommentStart javaComment
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if !exists("java_ignore_javadoc") && main_syntax != 'jsp'
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syntax case ignore
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" Include HTML syntax coloring for Javadoc comments.
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syntax include @javaHtml syntax/html.vim
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unlet b:current_syntax
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" HTML enables spell checking for all text that is not in a syntax
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" item (:syntax spell toplevel); instead, limit spell checking to
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" items matchable with syntax groups containing the @Spell cluster.
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try
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syntax spell default
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catch /\<E390:/
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call s:ReportOnce(v:exception)
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endtry
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syn region javaDocComment start="/\*\*" end="\*/" keepend contains=javaCommentTitle,@javaHtml,javaDocTags,javaDocSeeTag,javaDocCodeTag,javaDocSnippetTag,javaTodo,javaCommentError,javaSpaceError,@Spell fold
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exec 'syn region javaCommentTitle contained matchgroup=javaDocComment start="/\*\*" matchgroup=javaCommentTitle end="\.$" end="\.[ \t\r]\@=" end="\%(^\s*\**\s*\)\@' . s:ff.Peek('80', '') . '<=@"me=s-2,he=s-1 end="\*/"me=s-1,he=s-1 contains=@javaHtml,javaCommentStar,javaTodo,javaCommentError,javaSpaceError,@Spell,javaDocTags,javaDocSeeTag,javaDocCodeTag,javaDocSnippetTag'
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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,javaDocSeeTag,javaDocCodeTag,javaDocSnippetTag
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syn region javaDocTags contained start="{@\%(li\%(teral\|nk\%(plain\)\=\)\|inherit[Dd]oc\|doc[rR]oot\|value\)\>" end="}"
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syn match javaDocTags contained "@\%(param\|exception\|throws\|since\)\s\+\S\+" contains=javaDocParam
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syn match javaDocParam contained "\s\S\+"
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syn match javaDocTags contained "@\%(version\|author\|return\|deprecated\|serial\%(Field\|Data\)\=\)\>"
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syn region javaDocSeeTag contained matchgroup=javaDocTags start="@see\s\+" matchgroup=NONE end="\_."re=e-1 contains=javaDocSeeTagParam
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syn match javaDocSeeTagParam contained @"\_[^"]\+"\|<a\s\+\_.\{-}</a>\|\%(\k\|\.\)*\%(#\k\+\%((\_[^)]*)\)\=\)\=@ contains=@javaHtml extend
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syn region javaCodeSkipBlock contained transparent start="{\%(@code\>\)\@!" end="}" contains=javaCodeSkipBlock,javaDocCodeTag
|
||
syn region javaDocCodeTag contained start="{@code\>" end="}" contains=javaDocCodeTag,javaCodeSkipBlock
|
||
exec 'syn region javaDocSnippetTagAttr contained transparent matchgroup=htmlArg start=/\<\%(class\|file\|id\|lang\|region\)\%(\s*=\)\@=/ matchgroup=htmlString end=/:$/ end=/\%(=\s*\)\@' . s:ff.Peek('80', '') . '<=\%("[^"]\+"\|' . "\x27[^\x27]\\+\x27" . '\|\%([.\\/-]\|\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
|
||
|
||
" match the special comment /**/
|
||
syn match javaComment "/\*\*/"
|
||
|
||
" Strings and constants
|
||
syn match javaSpecialError contained "\\."
|
||
syn match javaSpecialCharError contained "[^']"
|
||
" 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=+$+ contains=javaSpecialChar,javaSpecialError,@Spell
|
||
syn region javaString start=+"""[ \t\x0c\r]*$+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
|
||
exec 'syn region javaStrTempl start=+\%(\.[[:space:]\n]*\)\@' . s:ff.Peek('80', '') . '<="+ end=+"+ contains=javaStrTemplEmbExp,javaSpecialChar,javaSpecialError,@Spell'
|
||
exec 'syn region javaStrTempl start=+\%(\.[[:space:]\n]*\)\@' . s:ff.Peek('80', '') . '<="""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaStrTemplEmbExp,javaSpecialChar,javaSpecialError,javaTextBlockError,@Spell'
|
||
syn match javaCharacter "'[^']*'" contains=javaSpecialChar,javaSpecialCharError
|
||
syn match javaCharacter "'\\''" contains=javaSpecialChar
|
||
syn match javaCharacter "'[^\\]'"
|
||
" 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"
|
||
|
||
" Method declarations (JLS-17, §8.4.3, §8.4.4, §9.4).
|
||
if exists("java_highlight_functions")
|
||
syn cluster javaFuncParams contains=javaAnnotation,@javaClasses,javaGenerics,javaType,javaVarArg,javaComment,javaLineComment
|
||
|
||
if exists("java_highlight_signature")
|
||
syn keyword javaParamModifier contained final
|
||
syn cluster javaFuncParams add=javaParamModifier
|
||
hi def link javaParamModifier javaConceptKind
|
||
hi def link javaFuncDefStart javaFuncDef
|
||
else
|
||
syn cluster javaFuncParams add=javaScopeDecl,javaConceptKind,javaStorageClass,javaExternal
|
||
endif
|
||
|
||
if java_highlight_functions =~# '^indent[1-8]\=$'
|
||
let s:last = java_highlight_functions[-1 :]
|
||
let s:indent = s:last != 't' ? repeat("\x20", s:last) : "\t"
|
||
" Try to not match other type members, initialiser blocks, enum
|
||
" constants (JLS-17, §8.9.1), and constructors (JLS-17, §8.1.7):
|
||
" at any _conventional_ indentation, skip over all fields with
|
||
" "[^=]*", all records with "\<record\s", and let the "*Skip*"
|
||
" definitions take care of constructor declarations and enum
|
||
" constants (with no support for @Foo(value = "bar")). Also,
|
||
" reject inlined declarations with "[^{]" for signature.
|
||
exec 'syn region javaFuncDef ' . s:ff.GroupArgs('transparent matchgroup=javaFuncDefStart', '') . ' start=/' . s:ff.PeekTo('\%(', '') . '^' . s:indent . '\%(<[^>]\+>\+\s\+\|\%(\%(@\%(\K\k*\.\)*\K\k*\>\)\s\+\)\+\)\=\%(\<\K\k*\>\.\)*\K\k*\>[^={]*\%(\<record\)\@' . s:ff.Peek('6', '') . '<!\s' . s:ff.PeekFrom('\)\@' . s:ff.Peek('80', '') . '<=', '') . '\K\k*\s*(/ end=/)/ contains=@javaFuncParams'
|
||
" As long as package-private constructors cannot be matched with
|
||
" javaFuncDef, do not look with javaConstructorSkipDeclarator for
|
||
" them.
|
||
exec 'syn match javaConstructorSkipDeclarator transparent /^' . s:indent . '\%(\%(@\%(\K\k*\.\)*\K\k*\>\)\s\+\)*p\%(ublic\|rotected\|rivate\)\s\+\%(<[^>]\+>\+\s\+\)\=\K\k*\s*\ze(/ contains=javaAnnotation,javaScopeDecl,javaClassDecl,javaTypedef,javaGenerics'
|
||
" With a zero-width span for signature applicable on demand to
|
||
" javaFuncDef, make related adjustments:
|
||
" (1) Claim all enum constants of a line as a unit.
|
||
exec 'syn match javaEnumSkipConstant contained transparent /^' . s:indent . '\%(\%(\%(@\%(\K\k*\.\)*\K\k*\>\)\s\+\)*\K\k*\s*\%((.*)\)\=\s*[,;({]\s*\)\+/ contains=@javaEnumConstants'
|
||
" (2) Define a syntax group for top level enumerations and tell
|
||
" apart their constants from method declarations.
|
||
exec 'syn region javaTopEnumDeclaration transparent start=/\%(^\%(\%(@\%(\K\k*\.\)*\K\k*\>\)\s\+\)*\%(p\%(ublic\|rotected\|rivate\)\s\+\)\=\%(strictfp\s\+\)\=\<enum\_s\+\)\@' . s:ff.Peek('80', '') . '<=\K\k*\%(\_s\+implements\_s.\+\)\=\_s*{/ end=/}/ contains=@javaTop,javaEnumSkipConstant'
|
||
" (3) Define a base variant of javaParenT without using @javaTop
|
||
" 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
|
||
unlet s:indent s:last
|
||
else
|
||
" This is the "style" variant (:help ft-java-syntax).
|
||
|
||
" Match arbitrarily indented camelCasedName method declarations.
|
||
" Match: [@ɐ] [abstract] [<α, β>] Τʬ[<γ>][[][]] μʭʭ(/* ... */);
|
||
exec 'syn region javaFuncDef ' . s:ff.GroupArgs('transparent matchgroup=javaFuncDefStart', '') . ' start=/' . s:ff.Engine('\%#=2', '') . s:ff.PeekTo('\%(', '') . '^\s\+\%(\%(@\%(\K\k*\.\)*\K\k*\>\)\s\+\)*\%(p\%(ublic\|rotected\|rivate\)\s\+\)\=\%(\%(abstract\|default\)\s\+\|\%(\%(final\|\%(native\|strictfp\)\|s\%(tatic\|ynchronized\)\)\s\+\)*\)\=\%(<.*[[:space:]-]\@' . s:ff.Peek('1', '') . '<!>\s\+\)\=\%(void\|\%(b\%(oolean\|yte\)\|char\|short\|int\|long\|float\|double\|\%(\<\K\k*\>\.\)*\<' . s:ff.UpperCase('[$_[:upper:]]', '[^a-z0-9]') . '\k*\>\%(<[^(){}]*[[:space:]-]\@' . s:ff.Peek('1', '') . '<!>\)\=\)\%(\[\]\)*\)\s\+' . s:ff.PeekFrom('\)\@' . s:ff.Peek('80', '') . '<=', '') . '\<' . s:ff.LowerCase('[$_[:lower:]]', '[^A-Z0-9]') . '\k*\>\s*(/ end=/)/ skip=/\/\*.\{-}\*\/\|\/\/.*$/ contains=@javaFuncParams'
|
||
endif
|
||
endif
|
||
|
||
if exists("java_highlight_debug")
|
||
" Strings and constants
|
||
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 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\)\@!.*
|
||
exec 'syn region javaDebugStrTempl contained start=+\%(\.[[:space:]\n]*\)\@' . s:ff.Peek('80', '') . '<="+ end=+"+ contains=javaDebugStrTemplEmbExp,javaDebugSpecial'
|
||
exec 'syn region javaDebugStrTempl contained start=+\%(\.[[:space:]\n]*\)\@' . s:ff.Peek('80', '') . '<="""[ \t\x0c\r]*$+hs=e+1 end=+"""+he=s-1 contains=javaDebugStrTemplEmbExp,javaDebugSpecial,javaDebugTextBlockError'
|
||
syn match javaDebugTextBlockError contained +"""\s*"""+
|
||
syn match javaDebugCharacter contained "'[^\\]'"
|
||
syn match javaDebugSpecialCharacter contained "'\\.'"
|
||
syn match javaDebugSpecialCharacter contained "'\\''"
|
||
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
|
||
|
||
" To make this work, define the highlighting for these groups.
|
||
syn match javaDebug "\<System\.\%(out\|err\)\.print\%(ln\)\=\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
|
||
" FIXME: What API does "p" belong to?
|
||
" syn match javaDebug "\<p\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
|
||
syn match javaDebug "\<\K\k*\.printStackTrace\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
|
||
" FIXME: What API do "trace*" belong to?
|
||
" syn match javaDebug "\<trace[SL]\=\s*("me=e-1 contains=javaDebug.* nextgroup=javaDebugParen
|
||
|
||
hi def link javaDebug Debug
|
||
hi def link javaDebugString DebugString
|
||
hi def link javaDebugStrTempl Macro
|
||
hi def link javaDebugTextBlockError Error
|
||
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
|
||
|
||
" Try not to fold top-level-type bodies under assumption that there is
|
||
" but one such body.
|
||
exec 'syn region javaBlock transparent start="\%(^\|^\S[^:]\+\)\@' . s:ff.Peek('120', '') . '<!{" end="}" fold'
|
||
|
||
if exists("java_mark_braces_in_parens_as_errors")
|
||
syn match javaInParen contained "[{}]"
|
||
hi def link javaInParen javaError
|
||
endif
|
||
|
||
" catch errors caused by wrong parenthesis
|
||
syn region javaParenT transparent matchgroup=javaParen start="(" end=")" contains=@javaTop,javaInParen,javaParenT1
|
||
syn region javaParenT1 transparent matchgroup=javaParen1 start="(" end=")" contains=@javaTop,javaInParen,javaParenT2 contained
|
||
syn region javaParenT2 transparent matchgroup=javaParen2 start="(" end=")" contains=@javaTop,javaInParen,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
|
||
|
||
" Lambda expressions (JLS-17, §15.27).
|
||
if exists("java_highlight_functions")
|
||
if exists("java_highlight_signature")
|
||
let s:ff.LambdaDef = s:ff.LeftConstant
|
||
else
|
||
let s:ff.LambdaDef = s:ff.RightConstant
|
||
endif
|
||
|
||
" Make ()-matching definitions after the parenthesis error catcher.
|
||
"
|
||
" Note that here and elsewhere a single-line token is used for \z,
|
||
" with other tokens repeated as necessary, to overcome the lack of
|
||
" support for multi-line matching with \z.
|
||
"
|
||
" Match: ([@A [@B ...] final] var a[, var b, ...]) ->
|
||
" | ([@A [@B ...] final] T[<α>][[][]] a[, T b, ...]) ->
|
||
" There is no recognition of expressions interspersed with comments
|
||
" or of expressions whose parameterised parameter types are written
|
||
" across multiple lines.
|
||
exec 'syn ' . s:ff.LambdaDef('region javaLambdaDef transparent matchgroup=javaLambdaDefStart start=/', 'match javaLambdaDef "') . '\k\@' . s:ff.Peek('4', '') . '<!(' . s:ff.LambdaDef('\%(', '') . '[[:space:]\n]*\%(\%(@\%(\K\k*\.\)*\K\k*\>\%((\_.\{-1,})\)\{-,1}[[:space:]\n]\+\)*\%(final[[:space:]\n]\+\)\=\%(\<\K\k*\>\.\)*\<\K\k*\>\%(<[^(){}]*[[:space:]-]\@' . s:ff.Peek('1', '') . '<!>\)\=\%(\%(\%(\[\]\)\+\|\.\.\.\)\)\=[[:space:]\n]\+\<\K\k*\>\%(\[\]\)*\%(,[[:space:]\n]*\)\=\)\+)[[:space:]\n]*' . s:ff.LambdaDef('\z(->\)\)\@=/ end=/)[[:space:]\n]*\z1/', '->"') . ' contains=javaAnnotation,javaParamModifier,javaLambdaVarType,javaType,@javaClasses,javaGenerics,javaVarArg'
|
||
" Match: () ->
|
||
" | (a[, b, ...]) ->
|
||
exec 'syn ' . s:ff.LambdaDef('region javaLambdaDef transparent matchgroup=javaLambdaDefStart start=/', 'match javaLambdaDef "') . '\k\@' . s:ff.Peek('4', '') . '<!(' . s:ff.LambdaDef('\%(', '') . '[[:space:]\n]*\%(\<\K\k*\>\%(,[[:space:]\n]*\)\=\)*)[[:space:]\n]*' . s:ff.LambdaDef('\z(->\)\)\@=/ end=/)[[:space:]\n]*\z1/', '->"')
|
||
" Match: a ->
|
||
exec 'syn ' . s:ff.LambdaDef('region javaLambdaDef transparent start=/', 'match javaLambdaDef "') . '\<\K\k*\>\%(\<default\>\)\@' . s:ff.Peek('7', '') . '<!' . s:ff.LambdaDef('\%([[:space:]\n]*\z(->\)\)\@=/ matchgroup=javaLambdaDefStart end=/\z1/', '[[:space:]\n]*->"')
|
||
|
||
syn keyword javaParamModifier contained final
|
||
hi def link javaParamModifier javaConceptKind
|
||
syn keyword javaLambdaVarType contained var
|
||
hi def link javaLambdaVarType javaOperator
|
||
endif
|
||
|
||
" The @javaTop cluster comprises non-contained Java syntax groups.
|
||
" Note that the syntax file "aidl.vim" relies on its availability.
|
||
syn cluster javaTop contains=TOP,javaTopEnumDeclaration
|
||
|
||
if !exists("java_minlines")
|
||
let java_minlines = 10
|
||
endif
|
||
|
||
" Note that variations of a /*/ balanced comment, e.g., /*/*/, /*//*/,
|
||
" /* /*/, /* /*/, etc., may have their rightmost /*/ part accepted
|
||
" as a comment start by ':syntax sync ccomment'; consider alternatives
|
||
" to make synchronisation start further towards file's beginning by
|
||
" bumping up g:java_minlines or issuing ':syntax sync fromstart' or
|
||
" preferring &foldmethod set to 'syntax'.
|
||
exec "syn sync ccomment javaComment minlines=" . java_minlines
|
||
|
||
" The default highlighting.
|
||
hi def link javaLambdaDef Function
|
||
hi def link javaLambdaDefStart Function
|
||
hi def link javaFuncDef Function
|
||
hi def link javaVarArg 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 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 javaTextBlockError 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 javaAnnotationStart javaAnnotation
|
||
|
||
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
|
||
|
||
hi def link javaType Type
|
||
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:module_info_cur_buf
|
||
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
|
||
|
||
let b:spell_options = "contained"
|
||
let &cpo = s:cpo_save
|
||
unlet s:module_info_cur_buf s:ff s:cpo_save
|
||
|
||
" See ":help vim9-mix".
|
||
if !has("vim9script")
|
||
finish
|
||
endif
|
||
|
||
def! s:JavaSyntaxFoldTextExpr(): string
|
||
return getline(v:foldstart) !~ '/\*\+\s*$'
|
||
? foldtext()
|
||
: printf('+-%s%3d lines: ',
|
||
v:folddashes,
|
||
(v:foldend - v:foldstart + 1)) ..
|
||
getline(v:foldstart + 1)
|
||
enddef
|
||
|
||
setlocal foldtext=s:JavaSyntaxFoldTextExpr()
|
||
delfunction! g:JavaSyntaxFoldTextExpr
|
||
" vim: sw=2 ts=8 noet sta
|