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qb64.vim
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" Vim syntax file " Language: QB64 " Maintainer: Doug Kearns <dougkearns@gmail.com> " Last Change: 2022 Jan 21 " Prelude {{{1 if exists("b:current_syntax") finish endif let s:cpo_save = &cpo set cpo&vim " syn iskeyword set after sourcing of basic.vim syn case ignore let s:prefix = search('\c^\s*$NOPREFIX\>', 'n') ? '_\=' : '_' " Statements {{{1 let s:statements =<< trim EOL " {{{2 acceptfiledrop allowfullscreen assert console consolecursor consolefont consoletitle continue copypalette define delay depthbuffer displayorder dontblend echo exit\s\+\%(select\|case\) finishdrop freefont freeimage icon keyclear limit maptriangle memcopy memfill memfree memput mousehide mousemove mouseshow printimage printstring putimage screenclick screenhide screenmove screenprint screenshow setalpha sndbal sndclose sndlimit sndloop sndpause sndplay sndplaycopy sndplayfile sndraw sndrawdone sndsetpos sndstop sndvol title EOL " }}} for s in s:statements exe 'syn match qb64Statement "\<' .. s:prefix .. s .. '\>" contained contains=qb64Underscore' endfor " Functions {{{1 let s:functions =<< trim EOL " {{{2 acos acosh alpha alpha32 arccot arccsc arcsec asin asinh atan2 atanh axis backgroundcolor blue blue32 button buttonchange ceil cinp commandcount connected connectionaddress connectionaddress$ consoleinput copyimage cot coth cosh csc csch cv cwd$ d2g d2r defaultcolor deflate$ desktopheight desktopwidth device$ deviceinput devices dir$ direxists droppedfile droppedfile$ errorline errormessage$ exit fileexists fontheight fontwidth freetimer g2d g2r green green32 height hypot inclerrorfile$ inclerrorline inflate$ instrrev keyhit keydown lastaxis lastbutton lastwheel loadfont loadimage mem memelement memexists memimage memnew memsound mk$ mousebutton mouseinput mousemovementx mousemovementy mousepipeopen mousewheel mousex mousey newimage offset openclient os$ pi pixelsize printwidth r2d r2g red red32 readbit resetbit resizeheight resizewidth rgb rgb32 rgba rgba32 round sec sech screenexists screenimage screenx screeny setbit shellhide shl shr sinh sndcopy sndgetpos sndlen sndopen sndopenraw sndpaused sndplaying sndrate sndrawlen startdir$ strcmp stricmp tanh title$ togglebit totaldroppedfiles trim$ wheel width windowhandle windowhasfocus EOL " }}} for f in s:functions exe 'syn match qb64Function "\<' .. s:prefix .. f .. '\>" contains=qb64Underscore' endfor " Functions and statements (same name) {{{1 let s:common =<< trim EOL " {{{2 autodisplay blend blink capslock clearcolor clipboard$ clipboardimage controlchr dest display font fullscreen mapunicode memget numlock palettecolor printmode resize screenicon scrolllock source EOL " }}} for c in s:common exe 'syn match qb64Statement "\<' .. s:prefix .. c .. '\>" contains=qb64Underscore contained' exe 'syn match qb64Function "\<' .. s:prefix .. c .. '\>" contains=qb64Underscore' endfor " Keywords {{{1 " Non-prefixed keywords {{{2 " TIMER FREE " _DEPTH_BUFFER LOCK syn keyword qb64Keyword free lock let s:keywords =<< trim EOL " {{{2 all anticlockwise behind clear clip console dontwait explicit explicitarray fillbackground hardware hardware1 hide keepbackground middle none off only onlybackground ontop openconnection openhost preserve seamless smooth smoothshrunk smoothstretched software squarepixels stretch toggle EOL " }}} for k in s:keywords exe 'syn match qb64Keyword "\<' .. s:prefix .. k .. '\>" contains=qb64Underscore' endfor syn match qb64Underscore "\<_" contained conceal transparent " Source QuickBASIC syntax {{{1 runtime! syntax/basic.vim " add after the BASIC syntax file is sourced so cluster already exists syn cluster basicStatements add=qb64Statement,qb64Metacommand,qb64IfMetacommand syn cluster basicLineIdentifier add=qb64LineLabel syn cluster qb64NotTop contains=@basicNotTop,qb64Metavariable syn iskeyword @,48-57,.,_,!,#,$,%,&,` " Unsupported QuickBASIC features {{{1 " TODO: add linux only missing features syn keyword qb64Unsupported alias any byval calls cdecl erdev erdev$ fileattr syn keyword qb64Unsupported fre ioctl ioctl$ pen play setmem signal uevent syn keyword qb64Unsupported tron troff syn match qb64Unsupported "\<declare\%(\s\+\%(sub\|function\)\>\)\@=" syn match qb64Unsupported "\<\%(date\|time\)$\ze\s*=" " statements only syn match qb64Unsupported "\<def\zs\s\+FN" syn match qb64Unsupported "\<\%(exit\|end\)\s\+def\>" syn match qb64Unsupported "\<width\s\+lprint\>" " Types {{{1 syn keyword qb64Type _BIT _BYTE _FLOAT _INTEGER64 _MEM _OFFSET _UNSIGNED " Type suffixes {{{1 if exists("basic_type_suffixes") " TODO: handle leading word boundary and __+ prefix syn match qb64TypeSuffix "\%(\a[[:alnum:]._]*\)\@<=\~\=`\%(\d\+\)\=" syn match qb64TypeSuffix "\%(\a[[:alnum:]._]*\)\@<=\~\=\%(%\|%%\|&\|&&\|%&\)" syn match qb64TypeSuffix "\%(\a[[:alnum:]._]*\)\@<=\%(!\|##\|#\)" syn match qb64TypeSuffix "\%(\a[[:alnum:]._]*\)\@<=$\%(\d\+\)\=" endif " Numbers {{{1 " Integers syn match qb64Number "-\=&b[01]\+&\>\=" syn match qb64Number "-\=\<[01]\~\=`\>" syn match qb64Number "-\=\<\d\+`\d\+\>" syn match qb64Number "-\=\<\d\+\%(%%\|&&\|%&\)\>" syn match qb64Number "\<\d\+\~\%(%%\|&&\|%&\)\>" syn match qb64Number "-\=\<&b[01]\+\%(%%\|&&\|%&\)\>" syn match qb64Number "\<&b[01]\+\~\%(%%\|&&\|%&\)\>" syn match qb64Number "-\=\<&o\=\o\+\%(%%\|&&\|%&\)\>" syn match qb64Number "\<&o\=\o\+\~\%(%%\|&&\|%&\)\>" syn match qb64Number "-\=\<&h\x\+\%(%%\|&&\|%&\)\>" syn match qb64Number "\<&h\x\+\~\%(%%\|&&\|%&\)\>" " Floats syn match qb64Float "-\=\<\d\+\.\=\d*##\>" syn match qb64Float "-\=\<\.\d\+##\>" " Line numbers and labels {{{1 syn match qb64LineLabel "\%(_\{2,}\)\=\a[[:alnum:]._]*[[:alnum:]]\ze\s*:" nextgroup=@basicStatements skipwhite contained " Metacommands {{{1 syn match qb64Metacommand contained "$NOPREFIX\>" syn match qb64Metacommand contained "$ASSERTS\%(:CONSOLE\)\=\>" syn match qb64Metacommand contained "$CHECKING:\%(ON\|OFF\)\>" syn match qb64Metacommand contained "$COLOR:\%(0\|32\)\>" syn match qb64Metacommand contained "$CONSOLE\%(:ONLY\)\=\>" syn match qb64Metacommand contained "$EXEICON\s*:\s*'[^']\+'" syn match qb64Metacommand contained "$ERROR\>" syn match qb64Metacommand contained "$LET\>" syn match qb64Metacommand contained "$RESIZE:\%(ON\|OFF\|STRETCH\|SMOOTH\)\>" syn match qb64Metacommand contained "$SCREEN\%(HIDE\|SHOW\)\>" syn match qb64Metacommand contained "$VERSIONINFO\s*:.*" syn match qb64Metacommand contained "$VIRTUALKEYBOARD:\%(ON\|OFF\)\>" syn region qb64IfMetacommand contained matchgroup=qb64Metacommand start="$\%(IF\|ELSEIF\)\>" end="\<THEN\>" oneline transparent contains=qb64Metavariable syn match qb64Metacommand contained "$\%(ELSE\|END\s*IF\)\>" syn keyword qb64Metavariable contained defined undefined syn keyword qb64Metavariable contained windows win linux mac maxosx syn keyword qb64Metavariable contained 32bit 64bit version " Default Highlighting {{{1 hi def link qb64Float basicFloat hi def link qb64Function Function hi def link qb64Keyword Keyword hi def link qb64LineLabel basicLineLabel hi def link qb64Metacommand PreProc hi def link qb64Metavariable Identifier hi def link qb64Number basicNumber hi def link qb64Statement Statement hi def link qb64TypeSuffix basicTypeSuffix hi def link qb64Type Type hi def link qb64Unsupported Error " Postscript {{{1 let b:current_syntax = "qb64" let &cpo = s:cpo_save unlet s:cpo_save " vim: nowrap sw=2 sts=2 ts=8 noet fdm=marker: