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✏️ Editing: d.js

// 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;

// 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";
      }
    }
  });

});

MR SKB