text: // CodeMirror, copyright (c) by Marijn Haverbeke and others
  // Distributed under an MIT license: https://codemirror.net/LICENSE
  
  (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";
  
      CodeMirror.defineMode("d", function (config, parserConfig) {
          var indentUnit = config.indentUnit,
              statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
              keywords = parserConfig.keywords || {},
              builtin = parserConfig.builtin || {},
              blockKeywords = parserConfig.blockKeywords || {},
              atoms = parserConfig.atoms || {},
              hooks = parserConfig.hooks || {},
              multiLineStrings = parserConfig.multiLineStrings;
          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 == '"' || ch == "'" || 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("+")) {
                      state.tokenize = tokenNestedComment;
                      return tokenNestedComment(stream, state);
                  }
                  if (stream.eat("*")) {
                      state.tokenize = tokenComment;
                      return tokenComment(stream, state);
                  }
                  if (stream.eat("/")) {
                      stream.skipToEnd();
                      return "comment";
                  }
              }
              if (isOperatorChar.test(ch)) {
                  stream.eatWhile(isOperatorChar);
                  return "operator";
              }
              stream.eatWhile(/[\w\$_\xa1-\uffff]/);
              var cur = stream.current();
              if (keywords.propertyIsEnumerable(cur)) {
                  if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
                  return "keyword";
              }
              if (builtin.propertyIsEnumerable(cur)) {
                  if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement";
                  return "builtin";
              }
              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 = null;
                  return "string";
              };
          }
  
          function tokenComment(stream, state) {
              var maybeEnd = false, ch;
              while (ch = stream.next()) {
                  if (ch == "/" && maybeEnd) {
                      state.tokenize = null;
                      break;
                  }
                  maybeEnd = (ch == "*");
              }
              return "comment";
          }
  
          function tokenNestedComment(stream, state) {
              var maybeEnd = false, ch;
              while (ch = stream.next()) {
                  if (ch == "/" && maybeEnd) {
                      state.tokenize = null;
                      break;
                  }
                  maybeEnd = (ch == "+");
              }
              return "comment";
          }
  
          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) {
              var indent = state.indented;
              if (state.context && state.context.type == "statement")
                  indent = state.context.indented;
              return state.context = new Context(indent, 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 == ":" || 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") && curPunc != ';') || (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 CodeMirror.Pass;
                  var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
                  if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
                  var closing = firstChar == ctx.type;
                  if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
                  else if (ctx.align) return ctx.column + (closing ? 0 : 1);
                  else return ctx.indented + (closing ? 0 : indentUnit);
              },
  
              electricChars: "{}",
              blockCommentStart: "/*",
              blockCommentEnd: "*/",
              blockCommentContinue: " * ",
              lineComment: "//",
              fold: "brace"
          };
      });
  
      function words(str) {
          var obj = {}, words = str.split(" ");
          for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
          return obj;
      }
  
      var blockKeywords = "body catch class do else enum for foreach foreach_reverse if in interface mixin " +
          "out scope struct switch try union unittest version while with";
  
      CodeMirror.defineMIME("text/x-d", {
          name: "d",
          keywords: words("abstract alias align asm assert auto break case cast cdouble cent cfloat const continue " +
              "debug default delegate delete deprecated export extern final finally function goto immutable " +
              "import inout invariant is lazy macro module new nothrow override package pragma private " +
              "protected public pure ref return shared short static super synchronized template this " +
              "throw typedef typeid typeof volatile __FILE__ __LINE__ __gshared __traits __vector __parameters " +
              blockKeywords),
          blockKeywords: words(blockKeywords),
          builtin: words("bool byte char creal dchar double float idouble ifloat int ireal long real short ubyte " +
              "ucent uint ulong ushort wchar wstring void size_t sizediff_t"),
          atoms: words("exit failure success true false null"),
          hooks: {
              "@": function (stream, _state) {
                  stream.eatWhile(/[\w\$_]/);
                  return "meta";
              }
          }
      });
  
  });
  