" Maintainer : Christian V. J. Bruessow <cvjb@bigfoot.de>
" Last change: Fre 18 Jun 1999 13:34:50 MEST
" ELF: Extensible Language Facility
" This is the Applix Inc., Macro and Builder programming language.
" It has nothing in common with the binary format called ELF.
" Remove any old syntax stuff hanging around
syn clear
" Case does not matter
syn case ignore
" Environments
syn region elfEnvironment transparent matchgroup=Special start="{" matchgroup=Special end="}" contains=ALLBUT,elfBraceError
" Unmatched braces
syn match elfBraceError "}"
" All macros must have at least one of these definitions
syn keyword elfSpecial endmacro
syn region elfSpecial transparent matchgroup=Special start="^\(\(macro\)\|\(set\)\) \S\+$" matchgroup=Special end="^\(\(endmacro\)\|\(endset\)\)$" contains=ALLBUT,elfBraceError
" Preprocessor Commands
syn keyword elfPPCom define include
" Some keywords
syn keyword elfKeyword false true null
syn keyword elfKeyword var format object function endfunction
" Conditionals and loops
syn keyword elfConditional if else case of endcase for to next while until return goto
" All built-in elf macros end with an '@'
syn match elfMacro "[0-9_A-Za-z]\+@"
" Strings and characters
syn region elfString start=+"+ skip=+\\\\\|\\"+ end=+"+
" Numbers
syn match elfNumber "-\=\<[0-9]*\.\=[0-9_]\>"
" Comments
syn region elfComment start="/\*" end="\*/"
syn match elfComment "\'.*$"
syn sync ccomment elfComment
" Parenthesis
syn match elfParens "[\[\]()]"
" Punctuation
syn match elfPunct "[,;]"
if !exists("did_elf_syntax_inits")
let did_elf_syntax_inits = 1
" The default methods for highlighting. Can be overridden later.