to-be-integrated/third-party/codemirror-3.15/mode/q/q.js

   1 CodeMirror.defineMode("q",function(config){
   2   var indentUnit=config.indentUnit,
   3       curPunc,
   4       keywords=buildRE(["abs","acos","aj","aj0","all","and","any","asc","asin","asof","atan","attr","avg","avgs","bin","by","ceiling","cols","cor","cos","count","cov","cross","csv","cut","delete","deltas","desc","dev","differ","distinct","div","do","each","ej","enlist","eval","except","exec","exit","exp","fby","fills","first","fkeys","flip","floor","from","get","getenv","group","gtime","hclose","hcount","hdel","hopen","hsym","iasc","idesc","if","ij","in","insert","inter","inv","key","keys","last","like","list","lj","load","log","lower","lsq","ltime","ltrim","mavg","max","maxs","mcount","md5","mdev","med","meta","min","mins","mmax","mmin","mmu","mod","msum","neg","next","not","null","or","over","parse","peach","pj","plist","prd","prds","prev","prior","rand","rank","ratios","raze","read0","read1","reciprocal","reverse","rload","rotate","rsave","rtrim","save","scan","select","set","setenv","show","signum","sin","sqrt","ss","ssr","string","sublist","sum","sums","sv","system","tables","tan","til","trim","txf","type","uj","ungroup","union","update","upper","upsert","value","var","view","views","vs","wavg","where","where","while","within","wj","wj1","wsum","xasc","xbar","xcol","xcols","xdesc","xexp","xgroup","xkey","xlog","xprev","xrank"]),
   5       E=/[|/&^!+:\\\-*%$=~#;@><,?_\'\"\[\(\]\)\s{}]/;
   6   function buildRE(w){return new RegExp("^("+w.join("|")+")$");}
   7   function tokenBase(stream,state){
   8     var sol=stream.sol(),c=stream.next();
   9     curPunc=null;
  10     if(sol)
  11       if(c=="/")
  12         return(state.tokenize=tokenLineComment)(stream,state);
  13       else if(c=="\\"){
  14         if(stream.eol()||/\s/.test(stream.peek()))
  15           return stream.skipToEnd(),/^\\\s*$/.test(stream.current())?(state.tokenize=tokenCommentToEOF)(stream, state):state.tokenize=tokenBase,"comment";
  16         else
  17           return state.tokenize=tokenBase,"builtin";
  18       }
  19     if(/\s/.test(c))
  20       return stream.peek()=="/"?(stream.skipToEnd(),"comment"):"whitespace";
  21     if(c=='"')
  22       return(state.tokenize=tokenString)(stream,state);
  23     if(c=='`')
  24       return stream.eatWhile(/[A-Z|a-z|\d|_|:|\/|\.]/),"symbol";
  25     if(("."==c&&/\d/.test(stream.peek()))||/\d/.test(c)){
  26       var t=null;
  27       stream.backUp(1);
  28       if(stream.match(/^\d{4}\.\d{2}(m|\.\d{2}([D|T](\d{2}(:\d{2}(:\d{2}(\.\d{1,9})?)?)?)?)?)/)
  29       || stream.match(/^\d+D(\d{2}(:\d{2}(:\d{2}(\.\d{1,9})?)?)?)/)
  30       || stream.match(/^\d{2}:\d{2}(:\d{2}(\.\d{1,9})?)?/)
  31       || stream.match(/^\d+[ptuv]{1}/))
  32         t="temporal";
  33       else if(stream.match(/^0[NwW]{1}/)
  34       || stream.match(/^0x[\d|a-f|A-F]*/)
  35       || stream.match(/^[0|1]+[b]{1}/)
  36       || stream.match(/^\d+[chijn]{1}/)
  37       || stream.match(/-?\d*(\.\d*)?(e[+\-]?\d+)?(e|f)?/))
  38         t="number";
  39       return(t&&(!(c=stream.peek())||E.test(c)))?t:(stream.next(),"error");
  40     }
  41     if(/[A-Z|a-z]|\./.test(c))
  42       return stream.eatWhile(/[A-Z|a-z|\.|_|\d]/),keywords.test(stream.current())?"keyword":"variable";
  43     if(/[|/&^!+:\\\-*%$=~#;@><\.,?_\']/.test(c))
  44       return null;
  45     if(/[{}\(\[\]\)]/.test(c))
  46       return null;
  47     return"error";
  48   }
  49   function tokenLineComment(stream,state){
  50     return stream.skipToEnd(),/\/\s*$/.test(stream.current())?(state.tokenize=tokenBlockComment)(stream,state):(state.tokenize=tokenBase),"comment";
  51   }
  52   function tokenBlockComment(stream,state){
  53     var f=stream.sol()&&stream.peek()=="\\";
  54     stream.skipToEnd();
  55     if(f&&/^\\\s*$/.test(stream.current()))
  56       state.tokenize=tokenBase;
  57     return"comment";
  58   }
  59   function tokenCommentToEOF(stream){return stream.skipToEnd(),"comment";}
  60   function tokenString(stream,state){
  61     var escaped=false,next,end=false;
  62     while((next=stream.next())){
  63       if(next=="\""&&!escaped){end=true;break;}
  64       escaped=!escaped&&next=="\\";
  65     }
  66     if(end)state.tokenize=tokenBase;
  67     return"string";
  68   }
  69   function pushContext(state,type,col){state.context={prev:state.context,indent:state.indent,col:col,type:type};}
  70   function popContext(state){state.indent=state.context.indent;state.context=state.context.prev;}
  71   return{
  72     startState:function(){
  73       return{tokenize:tokenBase,
  74              context:null,
  75              indent:0,
  76              col:0};
  77     },
  78     token:function(stream,state){
  79       if(stream.sol()){
  80         if(state.context&&state.context.align==null)
  81           state.context.align=false;
  82         state.indent=stream.indentation();
  83       }
  84       //if (stream.eatSpace()) return null;
  85       var style=state.tokenize(stream,state);
  86       if(style!="comment"&&state.context&&state.context.align==null&&state.context.type!="pattern"){
  87         state.context.align=true;
  88       }
  89       if(curPunc=="(")pushContext(state,")",stream.column());
  90       else if(curPunc=="[")pushContext(state,"]",stream.column());
  91       else if(curPunc=="{")pushContext(state,"}",stream.column());
  92       else if(/[\]\}\)]/.test(curPunc)){
  93         while(state.context&&state.context.type=="pattern")popContext(state);
  94         if(state.context&&curPunc==state.context.type)popContext(state);
  95       }
  96       else if(curPunc=="."&&state.context&&state.context.type=="pattern")popContext(state);
  97       else if(/atom|string|variable/.test(style)&&state.context){
  98         if(/[\}\]]/.test(state.context.type))
  99           pushContext(state,"pattern",stream.column());
 100         else if(state.context.type=="pattern"&&!state.context.align){
 101           state.context.align=true;
 102           state.context.col=stream.column();
 103         }
 104       }
 105       return style;
 106     },
 107     indent:function(state,textAfter){
 108       var firstChar=textAfter&&textAfter.charAt(0);
 109       var context=state.context;
 110       if(/[\]\}]/.test(firstChar))
 111         while (context&&context.type=="pattern")context=context.prev;
 112       var closing=context&&firstChar==context.type;
 113       if(!context)
 114         return 0;
 115       else if(context.type=="pattern")
 116         return context.col;
 117       else if(context.align)
 118         return context.col+(closing?0:1);
 119       else
 120         return context.indent+(closing?0:indentUnit);
 121     }
 122   };
 123 });
 124 CodeMirror.defineMIME("text/x-q","q");