" Vim syntax file " Language : FORTH " Maintainer : Christian V. J. Brüssow " Last change: Son 06 Mai 2001 20:16:25 CEST " Thanks to... " " John Providenza made some improvements " for the highlighting of strings, and added the code for " highlighting hex numbers. " The list of keywords is incomplete, compared with the offical ANS " wordlist. If you use this language, please improve it, and send me " the patches. " For version 5.x: Clear all syntax items " For version 6.x: Quit when a syntax file was already loaded if version < 600 syntax clear elseif exists("b:current_syntax") finish endif " Synchronization method syn sync ccomment maxlines=200 " I use gforth, so I set this to case ignore syn case ignore " Some special, non-FORTH keywords syn keyword forthTodo contained TODO FIXME syn match forthTodo contained 'Copyright$\s([Cc])$\=$\s[0-9]\{2,4}$\=' " Characters allowed in keywords " I don't know if 128-255 are allowed in ANS-FORHT if version >= 600 setlocal iskeyword=!,@,33-64,A-Z,91-96,a-z,123-126,128-255 else set iskeyword=!,@,33-64,A-Z,91-96,a-z,123-126,128-255 endif " Keywords " basic mathematical and logical operators syn keyword forthOperators + - * / MOD /MOD NEGATE ABS MIN MAX syn keyword forthOperators AND OR XOR NOT INVERT 2* 2/ 1+ 1- 2+ 2- 8* syn keyword forthOperators M+ */ */MOD M* UM* M*/ UM/MOD FM/MOD SM/REM syn keyword forthOperators D+ D- DNEGATE DABS DMIN DMAX syn keyword forthOperators F+ F- F* F/ FNEGATE FABS FMAX FMIN FLOOR FROUND syn keyword forthOperators F** FSQRT FEXP FEXPM1 FLN FLNP1 FLOG FALOG FSIN syn keyword forthOperators FCOS FSINCOS FTAN FASIN FACOS FATAN FATAN2 FSINH syn keyword forthOperators FCOSH FTANH FASINH FACOSH FATANH syn keyword forthOperators 0< 0<= 0<> 0= 0> 0>= <= <> = > >= " stack manipulations syn keyword forthStack DROP NIP DUP OVER TUCK SWAP ROT -ROT ?DUP PICK ROLL syn keyword forthStack 2DROP 2NIP 2DUP 2OVER 2TUCK 2SWAP 2ROT syn keyword forthStack 3DUP 4DUP syn keyword forthRStack >R R> R@ RDROP 2>R 2R> 2R@ 2RDROP syn keyword forthFStack FDROP FNIP FDUP FOVER FTUCK FSWAP FROT " stack pointer manipulations syn keyword forthSP SP@ SP! FP@ FP! RP@ RP! LP@ LP! " address operations syn keyword forthMemory @ ! +! C@ C! 2@ 2! F@ F! SF@ SF! DF@ DF! syn keyword forthAdrArith CHARS CHAR+ CELLS CELL+ CELL ALIGN ALIGNED FLOATS syn keyword forthAdrArith FLOAT+ FLOAT FALIGN FALIGNED SFLOATS SFLOAT+ syn keyword forthAdrArith SFALIGN SFALIGNED DFLOATS DFLOAT+ DFALIGN DFALIGNED syn keyword forthAdrArith MAXALIGN MAXALIGNED CFALIGN CFALIGNED syn keyword forthAdrArith ADDRESS-UNIT-BITS ALLOT ALLOCATE HERE syn keyword forthMemBlks MOVE ERASE CMOVE CMOVE> FILL BLANK " conditionals syn keyword forthCond IF ELSE ENDIF THEN CASE OF ENDOF ENDCASE ?DUP-IF syn keyword forthCond ?DUP-0=-IF AHEAD CS-PICK CS-ROLL CATCH THROW " iterations syn keyword forthLoop BEGIN WHILE REPEAT UNTIL AGAIN syn keyword forthLoop ?DO LOOP I J K +DO U+DO -DO U-DO DO +LOOP -LOOP syn keyword forthLoop UNLOOP LEAVE ?LEAVE EXIT DONE FOR NEXT " new words syn match forthColonDef '\<:\s*[^ \t]\+\>' syn keyword forthEndOfColonDef ; syn keyword forthDefine CONSTANT 2CONSTANT FCONSTANT VARIABLE 2VARIABLE CREATE syn keyword forthDefine USER VALUE TO DEFER IS DOES> IMMEDIATE COMPILE-ONLY syn keyword forthDefine COMPILE RESTRICT INTERPRET POSTPONE EXECUTE LITERAL syn keyword forthDefine CREATE-INTERPRET/COMPILE INTERPRETATION> INT NAME?INT NAME>COMP NAME>STRING STATE syn match forthDefine "\[COMP']" syn match forthDefine "'" syn match forthDefine '\<\[\>' syn match forthDefine "\[']" syn match forthDefine '\[COMPILE]' " debugging syn keyword forthDebug PRINTDEBUGDATA PRINTDEBUGLINE syn match forthDebug "\<\~\~\>" " Assembler syn keyword forthAssembler ASSEMBLER CODE END-CODE ;CODE FLUSH-ICACHE C, " basic character operations syn keyword forthCharOps (.) CHAR EXPECT FIND WORD TYPE -TRAILING EMIT KEY syn keyword forthCharOps KEY? TIB CR syn region forthCharOps start=+."\s+ skip=+\\"+ end=+"+ " char-number conversion syn keyword forthConversion <# # #> #S (NUMBER) (NUMBER?) CONVERT D>F D>S DIGIT syn keyword forthConversion DPL F>D HLD HOLD NUMBER S>D SIGN >NUMBER " interptreter, wordbook, compiler syn keyword forthForth (LOCAL) BYE COLD ABORT >BODY >NEXT >LINK CFA >VIEW HERE syn keyword forthForth PAD WORDS VIEW VIEW> N>LINK NAME> LINK> L>NAME FORGET syn keyword forthForth BODY> syn region forthForth start=+ABORT"\s+ skip=+\\"+ end=+"+ " vocabularies syn keyword forthVocs ONLY FORTH ALSO ROOT SEAL VOCS ORDER CONTEXT #VOCS syn keyword forthVocs VOCABULARY DEFINITIONS " numbers syn keyword forthMath DECIMAL HEX BASE syn match forthInteger '\<-\=[0-9.]*[0-9.]\+\>' syn match forthHex '\<[0-9a-fA-F]*[0-9][0-9a-fA-F]*\>' syn match forthFloat '\<-\=[0-9]*[.]\=[0-9]\+[Ee][0-9]\+\>' " Strings syn region forthString start=+\.*\"+ end=+"+ end=+$+ " Comments syn match forthComment '\\\s.*$' contains=forthTodo syn region forthComment start='\\S\s' end='.*' contains=forthTodo syn match forthComment '\.(\s[^)]*)' contains=forthTodo syn region forthComment start='(\s' skip='\\)' end=')' contains=forthTodo "syn match forthComment '(\s[^\-]*\-\-[^\-]*)' contains=forthTodo " Include files syn match forthInclude '^INCLUDE\s\+\k\+' " 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_forth_syn_inits") if version < 508 let did_forth_syn_inits = 1 command -nargs=+ HiLink hi link else command -nargs=+ HiLink hi def link endif " The default methods for highlighting. Can be overriden later. HiLink forthTodo Todo HiLink forthOperators Operator HiLink forthMath Number HiLink forthInteger Number HiLink forthFloat Float HiLink forthStack Special HiLink forthRstack Special HiLink forthFStack Special HiLink forthSP Special HiLink forthMemory Function HiLink forthAdrArith Function HiLink forthMemBlks Function HiLink forthCond Conditional HiLink forthLoop Repeat HiLink forthColonDef Define HiLink forthEndOfColonDef Define HiLink forthDefine Define HiLink forthDebug Debug HiLink forthAssembler Include HiLink forthCharOps Character HiLink forthConversion String HiLink forthForth Statement HiLink forthVocs Statement HiLink forthString String HiLink forthComment Comment delcommand HiLink endif let b:current_syntax = "forth" " vim:ts=3:sw=3