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q.js (6593B)


      1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
      2 // Distributed under an MIT license: http://codemirror.net/LICENSE
      3 
      4 (function(mod) {
      5   if (typeof exports == "object" && typeof module == "object") // CommonJS
      6     mod(require("../../lib/codemirror"));
      7   else if (typeof define == "function" && define.amd) // AMD
      8     define(["../../lib/codemirror"], mod);
      9   else // Plain browser env
     10     mod(CodeMirror);
     11 })(function(CodeMirror) {
     12 "use strict";
     13 
     14 CodeMirror.defineMode("q",function(config){
     15   var indentUnit=config.indentUnit,
     16       curPunc,
     17       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"]),
     18       E=/[|/&^!+:\\\-*%$=~#;@><,?_\'\"\[\(\]\)\s{}]/;
     19   function buildRE(w){return new RegExp("^("+w.join("|")+")$");}
     20   function tokenBase(stream,state){
     21     var sol=stream.sol(),c=stream.next();
     22     curPunc=null;
     23     if(sol)
     24       if(c=="/")
     25         return(state.tokenize=tokenLineComment)(stream,state);
     26       else if(c=="\\"){
     27         if(stream.eol()||/\s/.test(stream.peek()))
     28           return stream.skipToEnd(),/^\\\s*$/.test(stream.current())?(state.tokenize=tokenCommentToEOF)(stream):state.tokenize=tokenBase,"comment";
     29         else
     30           return state.tokenize=tokenBase,"builtin";
     31       }
     32     if(/\s/.test(c))
     33       return stream.peek()=="/"?(stream.skipToEnd(),"comment"):"whitespace";
     34     if(c=='"')
     35       return(state.tokenize=tokenString)(stream,state);
     36     if(c=='`')
     37       return stream.eatWhile(/[A-Za-z\d_:\/.]/),"symbol";
     38     if(("."==c&&/\d/.test(stream.peek()))||/\d/.test(c)){
     39       var t=null;
     40       stream.backUp(1);
     41       if(stream.match(/^\d{4}\.\d{2}(m|\.\d{2}([DT](\d{2}(:\d{2}(:\d{2}(\.\d{1,9})?)?)?)?)?)/)
     42       || stream.match(/^\d+D(\d{2}(:\d{2}(:\d{2}(\.\d{1,9})?)?)?)/)
     43       || stream.match(/^\d{2}:\d{2}(:\d{2}(\.\d{1,9})?)?/)
     44       || stream.match(/^\d+[ptuv]{1}/))
     45         t="temporal";
     46       else if(stream.match(/^0[NwW]{1}/)
     47       || stream.match(/^0x[\da-fA-F]*/)
     48       || stream.match(/^[01]+[b]{1}/)
     49       || stream.match(/^\d+[chijn]{1}/)
     50       || stream.match(/-?\d*(\.\d*)?(e[+\-]?\d+)?(e|f)?/))
     51         t="number";
     52       return(t&&(!(c=stream.peek())||E.test(c)))?t:(stream.next(),"error");
     53     }
     54     if(/[A-Za-z]|\./.test(c))
     55       return stream.eatWhile(/[A-Za-z._\d]/),keywords.test(stream.current())?"keyword":"variable";
     56     if(/[|/&^!+:\\\-*%$=~#;@><\.,?_\']/.test(c))
     57       return null;
     58     if(/[{}\(\[\]\)]/.test(c))
     59       return null;
     60     return"error";
     61   }
     62   function tokenLineComment(stream,state){
     63     return stream.skipToEnd(),/\/\s*$/.test(stream.current())?(state.tokenize=tokenBlockComment)(stream,state):(state.tokenize=tokenBase),"comment";
     64   }
     65   function tokenBlockComment(stream,state){
     66     var f=stream.sol()&&stream.peek()=="\\";
     67     stream.skipToEnd();
     68     if(f&&/^\\\s*$/.test(stream.current()))
     69       state.tokenize=tokenBase;
     70     return"comment";
     71   }
     72   function tokenCommentToEOF(stream){return stream.skipToEnd(),"comment";}
     73   function tokenString(stream,state){
     74     var escaped=false,next,end=false;
     75     while((next=stream.next())){
     76       if(next=="\""&&!escaped){end=true;break;}
     77       escaped=!escaped&&next=="\\";
     78     }
     79     if(end)state.tokenize=tokenBase;
     80     return"string";
     81   }
     82   function pushContext(state,type,col){state.context={prev:state.context,indent:state.indent,col:col,type:type};}
     83   function popContext(state){state.indent=state.context.indent;state.context=state.context.prev;}
     84   return{
     85     startState:function(){
     86       return{tokenize:tokenBase,
     87              context:null,
     88              indent:0,
     89              col:0};
     90     },
     91     token:function(stream,state){
     92       if(stream.sol()){
     93         if(state.context&&state.context.align==null)
     94           state.context.align=false;
     95         state.indent=stream.indentation();
     96       }
     97       //if (stream.eatSpace()) return null;
     98       var style=state.tokenize(stream,state);
     99       if(style!="comment"&&state.context&&state.context.align==null&&state.context.type!="pattern"){
    100         state.context.align=true;
    101       }
    102       if(curPunc=="(")pushContext(state,")",stream.column());
    103       else if(curPunc=="[")pushContext(state,"]",stream.column());
    104       else if(curPunc=="{")pushContext(state,"}",stream.column());
    105       else if(/[\]\}\)]/.test(curPunc)){
    106         while(state.context&&state.context.type=="pattern")popContext(state);
    107         if(state.context&&curPunc==state.context.type)popContext(state);
    108       }
    109       else if(curPunc=="."&&state.context&&state.context.type=="pattern")popContext(state);
    110       else if(/atom|string|variable/.test(style)&&state.context){
    111         if(/[\}\]]/.test(state.context.type))
    112           pushContext(state,"pattern",stream.column());
    113         else if(state.context.type=="pattern"&&!state.context.align){
    114           state.context.align=true;
    115           state.context.col=stream.column();
    116         }
    117       }
    118       return style;
    119     },
    120     indent:function(state,textAfter){
    121       var firstChar=textAfter&&textAfter.charAt(0);
    122       var context=state.context;
    123       if(/[\]\}]/.test(firstChar))
    124         while (context&&context.type=="pattern")context=context.prev;
    125       var closing=context&&firstChar==context.type;
    126       if(!context)
    127         return 0;
    128       else if(context.type=="pattern")
    129         return context.col;
    130       else if(context.align)
    131         return context.col+(closing?0:1);
    132       else
    133         return context.indent+(closing?0:indentUnit);
    134     }
    135   };
    136 });
    137 CodeMirror.defineMIME("text/x-q","q");
    138 
    139 });