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" Vim syntax file " Language: J " Maintainer: David Bürgin <dbuergin@gluet.ch> " URL: https://gitlab.com/glts/vim-j " Last Change: 2019-11-12 if exists('b:current_syntax') finish endif let s:save_cpo = &cpo set cpo&vim syntax case match syntax sync minlines=100 syntax cluster jStdlibItems contains=jStdlibNoun,jStdlibAdverb,jStdlibConjunction,jStdlibVerb syntax cluster jPrimitiveItems contains=jNoun,jAdverb,jConjunction,jVerb,jCopula syntax match jControl /\<\%(assert\|break\|case\|catch[dt]\=\|continue\|do\|else\%(if\)\=\|end\|fcase\|for\|if\|return\|select\|throw\|try\|whil\%(e\|st\)\)\./ syntax match jControl /\<\%(for\|goto\|label\)_\a\k*\./ " Standard library names. A few names need to be defined with ":syntax match" " because they would otherwise take precedence over the corresponding jControl " and jDefineExpression items. syntax keyword jStdlibNoun ARGV BINPATH CR CRLF DEL Debug EAV EMPTY FF FHS IF64 IFBE IFIOS IFJA IFJHS IFJNET IFQT IFRASPI IFUNIX IFWIN IFWINCE IFWINE IFWOW64 JB01 JBOXED JCHAR JCHAR2 JCHAR4 JCMPX JFL JINT JLIB JPTR JSB JSIZES JSTR JSTR2 JSTR4 JTYPES JVERSION LF LF2 LIBFILE TAB UNAME UNXLIB dbhelp libjqt syntax keyword jStdlibAdverb define each every fapplylines inv inverse items leaf rows rxapply rxmerge table syntax keyword jStdlibConjunction bind cuts def on syntax keyword jStdlibVerb AND Endian IFDEF OR XOR abspath anddf android_exec_am android_exec_host android_getdisplaymetrics andunzip apply boxopen boxxopen bx calendar cd cdcb cder cderx cdf charsub chopstring clear coclass cocreate cocurrent codestroy coerase cofind cofindv cofullname coinfo coinsert compare coname conames conew conl conouns conounsx copath copathnl copathnlx coreset costate cut cutLF cutopen cutpara datatype dbctx dbcut dberm dberr dbg dbinto dbjmp dblocals dblxq dblxs dbnxt dbout dbover dbq dbr dbret dbrr dbrrx dbrun dbs dbsig dbsq dbss dbst dbstack dbstk dbstop dbstopme dbstopnext dbstops dbtrace dbview deb debc delstring detab dfh dir dircompare dircompares dirfind dirpath dirss dirssrplc dirtree dirused dlb dltb dltbs dquote drop dropafter dropto dtb dtbs echo empty endian erase evtloop exit expand f2utf8 fappend fappends fboxname fc fcompare fcompares fcopynew fdir ferase fetch fexist fexists fgets file2url fixdotdot fliprgb fmakex foldpara foldtext fpathcreate fpathname fputs fread freadblock freadr freads frename freplace fsize fss fssrplc fstamp fstringreplace ftype fview fwrite fwritenew fwrites getalpha getargs getdate getenv getqtbin hfd hostpathsep ic install iospath isatty isotimestamp isutf16 isutf8 jcwdpath joinstring jpath jpathsep jsystemdefs launch list ljust load loadd mema memf memr memu memw nameclass namelist names nc nl pick quote require rjust rplc rxE rxall rxcomp rxcut rxeq rxerror rxfirst rxfree rxfrom rxhandles rxin rxindex rxinfo rxmatch rxmatches rxrplc rxutf8 script scriptd scripts setalpha setbreak shell show sign sminfo smoutput sort split splitnostring splitstring ss startupandroid stderr stdin stdout stringreplace symdat symget symset take takeafter taketo timespacex timestamp timex tmoutput toCRLF toHOST toJ todate todayno tolist tolower topara toupper tsdiff tsrep tstamp type ucp ucpcount undquote unxlib usleep utf8 uucp valdate wcsize weekday weeknumber weeksinyear winpathsep xedit syntax match jStdlibNoun /\<\%(adverb\|conjunction\|dyad\|monad\|noun\|verb\)\>/ syntax match jStdlibVerb /\<\%(Note\|\%(assert\|break\|do\)\.\@!\)\>/ " Numbers. Matching J numbers is difficult. In fact, the job cannot be done " with regular expressions alone. Below is a sketch of the pattern used. It " accepts most well-formed numbers and rejects most of the ill-formed ones. " See http://www.jsoftware.com/help/dictionary/dcons.htm for reference. " " "double1" and "double2" patterns: " (_?\d+(\.\d*)?|_\.\d+)([eE]_?\d+)? " (_?\d+(\.\d*)?|_\.\d+|\.\d+)([eE]_?\d+)? " " "rational1" and "rational2" patterns: " \k<double1>(r\k<double2>)?|__? " \k<double2>(r\k<double2>)?|__? " " "complex1" and "complex2" patterns: " \k<rational1>((j|a[dr])\k<rational2>)? " \k<rational2>((j|a[dr])\k<rational2>)? " " "basevalue" pattern: " _?[0-9a-z]+(\.[0-9a-z]*)?|_?\.[0-9a-z]+ " " all numbers: " \b\k<complex1>([px]\k<complex2>)?(b\k<basevalue>)?(?![0-9A-Za-z_.]) syntax match jNumber /\<_\.[0-9A-Za-z_.]\@!/ syntax match jNumber /\<_\=\d\+x[0-9A-Za-z_.]\@!/ syntax match jNumber /\<\%(__\=r_\=\d\+\|_\=\d\+r__\=\)[0-9A-Za-z_.]\@!/ syntax match jNumber /\<\%(\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\)\%([eE]_\=\d\+\)\=\%(r\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\)\=\|__\=\)\%(\%(j\|a[dr]\)\%(\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\%(r\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\)\=\|__\=\)\)\=\%([px]\%(\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\%(r\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\)\=\|__\=\)\%(\%(j\|a[dr]\)\%(\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\%(r\%(_\=\d\+\%(\.\d*\)\=\|_\.\d\+\|\.\d\+\)\%([eE]_\=\d\+\)\=\)\=\|__\=\)\)\=\)\=\%(b\%(_\=[0-9a-z]\+\%(\.[0-9a-z]*\)\=\|_\=\.[0-9a-z]\+\)\)\=[0-9A-Za-z_.]\@!/ syntax region jString oneline start=/'/ skip=/''/ end=/'/ syntax keyword jArgument contained x y u v m n " Primitives. Order is significant both within the patterns and among " ":syntax match" statements. Refer to "Parts of speech" in the J dictionary. syntax match jNoun /\<a[.:]/ syntax match jAdverb /[}~]\|[/\\]\.\=\|\<\%([Mbft]\.\|t:\)/ syntax match jConjunction /"\|`:\=\|[.:@&][.:]\=\|&\.:\|\<\%([dDHT]\.\|[DLS]:\)/ syntax match jVerb /[=!\]]\|[\^?]\.\=\|[;[]:\=\|{\.\|[_/\\]:\|[<>+*\-%$|,#][.:]\=\|[~}"][.:]\|{\%[::]\|\<\%([ACeEiIjLor]\.\|p\.\.\=\|[ipqsux]:\|0:\|_\=[1-9]:\)/ syntax match jCopula /=[.:]/ syntax match jConjunction /;\.\|\^:\|![.:]/ " Explicit noun definition. The difficulty is that the define expression can " occur in the middle of a line but the jNounDefine region must only start on " the next line. The trick is to split the problem into two regions and link " them with "nextgroup=". The fold wrapper provides syntax folding. syntax region jNounDefineFold \ matchgroup=NONE start=/\%(\%(\%(^\s*Note\)\|\<\%(0\|noun\)\s\+\%(\:\s*0\|def\s\+0\|define\)\)\>\)\@=/ \ keepend matchgroup=NONE end=/^\s*)\s*$/ \ contains=jNounDefineStart \ fold syntax region jNounDefineStart \ matchgroup=jDefineExpression start=/\%(\%(^\s*Note\)\|\<\%(0\|noun\)\s\+\%(\:\s*0\|def\s\+0\|define\)\)\>/ \ keepend matchgroup=NONE end=/$/ \ contains=@jStdlibItems,@jPrimitiveItems,jNumber,jString,jParenGroup,jParen,jComment \ contained oneline skipempty nextgroup=jDefineEnd,jNounDefine " These two items must have "contained", which allows them to match only after " jNounDefineStart thanks to the "nextgroup=" above. syntax region jNounDefine \ matchgroup=NONE start=/^/ \ matchgroup=jDefineEnd end=/^\s*)\s*$/ \ contained " This match is necessary in case of an empty noun definition syntax match jDefineEnd contained /^\s*)\s*$/ " Explicit verb, adverb, and conjunction definition syntax region jDefine \ matchgroup=jDefineExpression start=/\<\%([1-4]\|13\|adverb\|conjunction\|verb\|monad\|dyad\)\s\+\%(:\s*0\|def\s\+0\|define\)\>/ \ matchgroup=jDefineEnd end=/^\s*)\s*$/ \ contains=jControl,@jStdlibItems,@jPrimitiveItems,jNumber,jString,jArgument,jParenGroup,jParen,jComment,jDefineMonadDyad \ fold syntax match jDefineMonadDyad contained /^\s*:\s*$/ " Paired parentheses. When a jDefineExpression such as "3 : 0" is " parenthesised it will erroneously extend jParenGroup to span over the whole " definition body. This situation receives a special treatment here. syntax match jParen /(\%(\s*\%([0-4]\|13\|noun\|adverb\|conjunction\|verb\|monad\|dyad\)\s\+\%(:\s*0\|def\s\+0\|define\)\s*)\)\@=/ syntax match jParen contained /\%((\s*\%([0-4]\|13\|noun\|adverb\|conjunction\|verb\|monad\|dyad\)\s\+\%(:\s*0\|def\s\+0\|define\)\s*\)\@<=)/ syntax region jParenGroup \ matchgroup=jParen start=/(\%(\s*\%([0-4]\|13\|noun\|adverb\|conjunction\|verb\|monad\|dyad\)\s\+\%(:\s*0\|def\s\+0\|define\)\>\)\@!/ \ matchgroup=jParen end=/)/ \ oneline transparent syntax keyword jTodo contained TODO FIXME XXX syntax match jComment /\<NB\..*$/ contains=jTodo,@Spell syntax match jSharpBang /\%^#!.*$/ highlight default link jControl Statement highlight default link jStdlibNoun Identifier highlight default link jStdlibAdverb Function highlight default link jStdlibConjunction Function highlight default link jStdlibVerb Function highlight default link jString String highlight default link jNumber Number highlight default link jNoun Constant highlight default link jAdverb Normal highlight default link jConjunction Normal highlight default link jVerb Normal highlight default link jCopula Normal highlight default link jArgument Identifier highlight default link jParen Delimiter highlight default link jDefineExpression Define highlight default link jDefineMonadDyad Delimiter highlight default link jDefineEnd Delimiter highlight default link jNounDefine Normal highlight default link jTodo Todo highlight default link jComment Comment highlight default link jSharpBang PreProc let b:current_syntax = 'j' let &cpo = s:save_cpo unlet s:save_cpo