xref: /vim-8.2.3635/runtime/syntax/javascript.vim (revision 293ee4d4)

" Vim syntax file
" Language:	JavaScript
" Maintainer:	Claudio Fleiner <[email protected]>
" URL:		http://www.fleiner.com/vim/syntax/javascript.vim
" Last Change:	2004 Nov 20

" For version 5.x: Clear all syntax items
" For version 6.x: Quit when a syntax file was already loaded
" tuning parameters:
" unlet javaScript_fold

if !exists("main_syntax")
  if version < 600
    syntax clear
  elseif exists("b:current_syntax")
    finish
  endif
  let main_syntax = 'javascript'
endif

" Drop fold if it set but vim doesn't support it.
if version < 600 && exists("javaScript_fold")
  unlet javaScript_fold
endif

syn case ignore


syn keyword javaScriptCommentTodo      TODO FIXME XXX TBD contained
syn match   javaScriptLineComment      "\/\/.*$" contains=javaScriptCommentTodo
syn match   javaScriptCommentSkip      "^[ \t]*\*\($\|[ \t]\+\)"
syn region  javaScriptComment	       start="/\*"  end="\*/" contains=javaScriptCommentTodo
syn match   javaScriptSpecial	       "\\\d\d\d\|\\."
syn region  javaScriptStringD	       start=+"+  skip=+\\\\\|\\"+  end=+"+  contains=javaScriptSpecial,@htmlPreproc
syn region  javaScriptStringS	       start=+'+  skip=+\\\\\|\\'+  end=+'+  contains=javaScriptSpecial,@htmlPreproc
syn match   javaScriptSpecialCharacter "'\\.'"
syn match   javaScriptNumber	       "-\=\<\d\+L\=\>\|0[xX][0-9a-fA-F]\+\>"
syn region  javaScriptRegexpString     start=+/[^/*]+me=e-1 skip=+\\\\\|\\/+ end=+/[gi]\?\s*$+ end=+/[gi]\?\s*[;.,)]+me=e-1 contains=@htmlPreproc oneline
syn keyword javaScriptConditional	if else
syn keyword javaScriptRepeat		while for
syn keyword javaScriptBranch		break continue switch case default
syn keyword javaScriptOperator		new in
syn keyword javaScriptType		this var const
syn keyword javaScriptStatement		return with
syn keyword javaScriptBoolean		true false
syn keyword javaScriptNull		null

if exists("javaScript_fold")
    syn match	javaScriptFunction      "\<function\>"
    syn region	javaScriptFunctionFold	start="\<function\>.*[^};]$" end="^\z1}.*$" transparent fold keepend

    syn sync match javaScriptSync	grouphere javaScriptFunctionFold "\<function\>"
    syn sync match javaScriptSync	grouphere NONE "^}"

    setlocal foldmethod=syntax
    setlocal foldtext=getline(v:foldstart)
else
    syn keyword	javaScriptFunction      function
    syn match	javaScriptBraces	   "[{}]"
endif

syn sync fromstart
syn sync maxlines=100

" catch errors caused by wrong parenthesis
syn region  javaScriptParen       transparent start="(" end=")" contains=javaScriptParen,javaScriptComment,javaScriptSpecial,javaScriptStringD,javaScriptStringS,javaScriptSpecialCharacter,javaScriptNumber,javaScriptRegexpString,javaScriptBoolean,javaScriptBraces,javaScriptFunction,javaScriptFunctionFold,javaScriptConditional,javaScriptRepeat,javaScriptBranch,javaScriptOperator,javaScriptType,javaScriptStatement,javaScriptBoolean,javaScriptConstant
 syn region  javaScriptParen       transparent start="(" end=")" contains=javaScriptParen,javaScriptComment,javaScriptSpecial,javaScriptStringD,javaScriptStringS,javaScriptSpecialCharacter,javaScriptNumber,javaScriptRegexpString,javaScriptBoolean,javaScriptBraces
syn match   javaScrParenError  ")"

if main_syntax == "javascript"
  syn sync ccomment javaScriptComment
endif

" Define the default highlighting.
" For version 5.7 and earlier: only when not done already
" For version 5.8 and later: only when an item doesn't have highlighting yet
if version >= 508 || !exists("did_javascript_syn_inits")
  if version < 508
    let did_javascript_syn_inits = 1
    command -nargs=+ HiLink hi link <args>
  else
    command -nargs=+ HiLink hi def link <args>
  endif
  HiLink javaScriptComment		Comment
  HiLink javaScriptLineComment		Comment
  HiLink javaScriptCommentTodo		Todo
  HiLink javaScriptSpecial		Special
  HiLink javaScriptStringS		String
  HiLink javaScriptStringD		String
  HiLink javaScriptCharacter		Character
  HiLink javaScriptSpecialCharacter	javaScriptSpecial
  HiLink javaScriptNumber		javaScriptValue
  HiLink javaScriptConditional		Conditional
  HiLink javaScriptRepeat		Repeat
  HiLink javaScriptBranch		Conditional
  HiLink javaScriptOperator		Operator
  HiLink javaScriptType			Type
  HiLink javaScriptStatement		Statement
  HiLink javaScriptFunction		Function
  HiLink javaScriptBraces		Function
  HiLink javaScriptError		Error
  HiLink javaScrParenError		javaScriptError
  HiLink javaScriptNull			Keyword
  HiLink javaScriptBoolean		Boolean
  HiLink javaScriptRegexpString		String
  delcommand HiLink
endif

let b:current_syntax = "javascript"
if main_syntax == 'javascript'
  unlet main_syntax
endif

" vim: ts=8