| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189 | // CodeMirror, copyright (c) by Marijn Haverbeke and others// Distributed under an MIT license: https://codemirror.net/LICENSE// Originally written by Alf Nielsen, re-written by Michael Zhou(function(mod) {  if (typeof exports == "object" && typeof module == "object") // CommonJS    mod(require("../../lib/codemirror"));  else if (typeof define == "function" && define.amd) // AMD    define(["../../lib/codemirror"], mod);  else // Plain browser env    mod(CodeMirror);})(function(CodeMirror) {"use strict";function words(str) {  var obj = {}, words = str.split(",");  for (var i = 0; i < words.length; ++i) {    var allCaps = words[i].toUpperCase();    var firstCap = words[i].charAt(0).toUpperCase() + words[i].slice(1);    obj[words[i]] = true;    obj[allCaps] = true;    obj[firstCap] = true;  }  return obj;}function metaHook(stream) {  stream.eatWhile(/[\w\$_]/);  return "meta";}CodeMirror.defineMode("vhdl", function(config, parserConfig) {  var indentUnit = config.indentUnit,      atoms = parserConfig.atoms || words("null"),      hooks = parserConfig.hooks || {"`": metaHook, "$": metaHook},      multiLineStrings = parserConfig.multiLineStrings;  var keywords = words("abs,access,after,alias,all,and,architecture,array,assert,attribute,begin,block," +      "body,buffer,bus,case,component,configuration,constant,disconnect,downto,else,elsif,end,end block,end case," +      "end component,end for,end generate,end if,end loop,end process,end record,end units,entity,exit,file,for," +      "function,generate,generic,generic map,group,guarded,if,impure,in,inertial,inout,is,label,library,linkage," +      "literal,loop,map,mod,nand,new,next,nor,null,of,on,open,or,others,out,package,package body,port,port map," +      "postponed,procedure,process,pure,range,record,register,reject,rem,report,return,rol,ror,select,severity,signal," +      "sla,sll,sra,srl,subtype,then,to,transport,type,unaffected,units,until,use,variable,wait,when,while,with,xnor,xor");  var blockKeywords = words("architecture,entity,begin,case,port,else,elsif,end,for,function,if");  var isOperatorChar = /[&|~><!\)\(*#%@+\/=?\:;}{,\.\^\-\[\]]/;  var curPunc;  function tokenBase(stream, state) {    var ch = stream.next();    if (hooks[ch]) {      var result = hooks[ch](stream, state);      if (result !== false) return result;    }    if (ch == '"') {      state.tokenize = tokenString2(ch);      return state.tokenize(stream, state);    }    if (ch == "'") {      state.tokenize = tokenString(ch);      return state.tokenize(stream, state);    }    if (/[\[\]{}\(\),;\:\.]/.test(ch)) {      curPunc = ch;      return null;    }    if (/[\d']/.test(ch)) {      stream.eatWhile(/[\w\.']/);      return "number";    }    if (ch == "-") {      if (stream.eat("-")) {        stream.skipToEnd();        return "comment";      }    }    if (isOperatorChar.test(ch)) {      stream.eatWhile(isOperatorChar);      return "operator";    }    stream.eatWhile(/[\w\$_]/);    var cur = stream.current();    if (keywords.propertyIsEnumerable(cur.toLowerCase())) {      if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";      return "keyword";    }    if (atoms.propertyIsEnumerable(cur)) return "atom";    return "variable";  }  function tokenString(quote) {    return function(stream, state) {      var escaped = false, next, end = false;      while ((next = stream.next()) != null) {        if (next == quote && !escaped) {end = true; break;}        escaped = !escaped && next == "--";      }      if (end || !(escaped || multiLineStrings))        state.tokenize = tokenBase;      return "string";    };  }  function tokenString2(quote) {    return function(stream, state) {      var escaped = false, next, end = false;      while ((next = stream.next()) != null) {        if (next == quote && !escaped) {end = true; break;}        escaped = !escaped && next == "--";      }      if (end || !(escaped || multiLineStrings))        state.tokenize = tokenBase;      return "string-2";    };  }  function Context(indented, column, type, align, prev) {    this.indented = indented;    this.column = column;    this.type = type;    this.align = align;    this.prev = prev;  }  function pushContext(state, col, type) {    return state.context = new Context(state.indented, col, type, null, state.context);  }  function popContext(state) {    var t = state.context.type;    if (t == ")" || t == "]" || t == "}")      state.indented = state.context.indented;    return state.context = state.context.prev;  }  // Interface  return {    startState: function(basecolumn) {      return {        tokenize: null,        context: new Context((basecolumn || 0) - indentUnit, 0, "top", false),        indented: 0,        startOfLine: true      };    },    token: function(stream, state) {      var ctx = state.context;      if (stream.sol()) {        if (ctx.align == null) ctx.align = false;        state.indented = stream.indentation();        state.startOfLine = true;      }      if (stream.eatSpace()) return null;      curPunc = null;      var style = (state.tokenize || tokenBase)(stream, state);      if (style == "comment" || style == "meta") return style;      if (ctx.align == null) ctx.align = true;      if ((curPunc == ";" || curPunc == ":") && ctx.type == "statement") popContext(state);      else if (curPunc == "{") pushContext(state, stream.column(), "}");      else if (curPunc == "[") pushContext(state, stream.column(), "]");      else if (curPunc == "(") pushContext(state, stream.column(), ")");      else if (curPunc == "}") {        while (ctx.type == "statement") ctx = popContext(state);        if (ctx.type == "}") ctx = popContext(state);        while (ctx.type == "statement") ctx = popContext(state);      }      else if (curPunc == ctx.type) popContext(state);      else if (ctx.type == "}" || ctx.type == "top" || (ctx.type == "statement" && curPunc == "newstatement"))        pushContext(state, stream.column(), "statement");      state.startOfLine = false;      return style;    },    indent: function(state, textAfter) {      if (state.tokenize != tokenBase && state.tokenize != null) return 0;      var firstChar = textAfter && textAfter.charAt(0), ctx = state.context, closing = firstChar == ctx.type;      if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : indentUnit);      else if (ctx.align) return ctx.column + (closing ? 0 : 1);      else return ctx.indented + (closing ? 0 : indentUnit);    },    electricChars: "{}"  };});CodeMirror.defineMIME("text/x-vhdl", "vhdl");});
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