crm.clientright.ru/modules/ITS4YouStyles/resources/CodeMirror/mode/dtd/dtd.js

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE

/*
  DTD mode
  Ported to CodeMirror by Peter Kroon <plakroon@gmail.com>
  Report bugs/issues here: https://github.com/codemirror/CodeMirror/issues
  GitHub: @peterkroon
*/

(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("dtd", function (config) {
        var indentUnit = config.indentUnit, type;

        function ret(style, tp) {
            type = tp;
            return style;
        }

        function tokenBase(stream, state) {
            var ch = stream.next();

            if (ch == "<" && stream.eat("!")) {
                if (stream.eatWhile(/[\-]/)) {
                    state.tokenize = tokenSGMLComment;
                    return tokenSGMLComment(stream, state);
                } else if (stream.eatWhile(/[\w]/)) return ret("keyword", "doindent");
            } else if (ch == "<" && stream.eat("?")) { //xml declaration
                state.tokenize = inBlock("meta", "?>");
                return ret("meta", ch);
            } else if (ch == "#" && stream.eatWhile(/[\w]/)) return ret("atom", "tag");
            else if (ch == "|") return ret("keyword", "seperator");
            else if (ch.match(/[\(\)\[\]\-\.,\+\?>]/)) return ret(null, ch);//if(ch === ">") return ret(null, "endtag"); else
            else if (ch.match(/[\[\]]/)) return ret("rule", ch);
            else if (ch == "\"" || ch == "'") {
                state.tokenize = tokenString(ch);
                return state.tokenize(stream, state);
            } else if (stream.eatWhile(/[a-zA-Z\?\+\d]/)) {
                var sc = stream.current();
                if (sc.substr(sc.length - 1, sc.length).match(/\?|\+/) !== null) stream.backUp(1);
                return ret("tag", "tag");
            } else if (ch == "%" || ch == "*") return ret("number", "number");
            else {
                stream.eatWhile(/[\w\\\-_%.{,]/);
                return ret(null, null);
            }
        }

        function tokenSGMLComment(stream, state) {
            var dashes = 0, ch;
            while ((ch = stream.next()) != null) {
                if (dashes >= 2 && ch == ">") {
                    state.tokenize = tokenBase;
                    break;
                }
                dashes = (ch == "-") ? dashes + 1 : 0;
            }
            return ret("comment", "comment");
        }

        function tokenString(quote) {
            return function (stream, state) {
                var escaped = false, ch;
                while ((ch = stream.next()) != null) {
                    if (ch == quote && !escaped) {
                        state.tokenize = tokenBase;
                        break;
                    }
                    escaped = !escaped && ch == "\\";
                }
                return ret("string", "tag");
            };
        }

        function inBlock(style, terminator) {
            return function (stream, state) {
                while (!stream.eol()) {
                    if (stream.match(terminator)) {
                        state.tokenize = tokenBase;
                        break;
                    }
                    stream.next();
                }
                return style;
            };
        }

        return {
            startState: function (base) {
                return {
                    tokenize: tokenBase,
                    baseIndent: base || 0,
                    stack: []
                };
            },

            token: function (stream, state) {
                if (stream.eatSpace()) return null;
                var style = state.tokenize(stream, state);

                var context = state.stack[state.stack.length - 1];
                if (stream.current() == "[" || type === "doindent" || type == "[") state.stack.push("rule");
                else if (type === "endtag") state.stack[state.stack.length - 1] = "endtag";
                else if (stream.current() == "]" || type == "]" || (type == ">" && context == "rule")) state.stack.pop();
                else if (type == "[") state.stack.push("[");
                return style;
            },

            indent: function (state, textAfter) {
                var n = state.stack.length;

                if (textAfter.match(/\]\s+|\]/)) n = n - 1;
                else if (textAfter.substr(textAfter.length - 1, textAfter.length) === ">") {
                    if (textAfter.substr(0, 1) === "<") {
                    } else if (type == "doindent" && textAfter.length > 1) {
                    } else if (type == "doindent") n--;
                    else if (type == ">" && textAfter.length > 1) {
                    } else if (type == "tag" && textAfter !== ">") {
                    } else if (type == "tag" && state.stack[state.stack.length - 1] == "rule") n--;
                    else if (type == "tag") n++;
                    else if (textAfter === ">" && state.stack[state.stack.length - 1] == "rule" && type === ">") n--;
                    else if (textAfter === ">" && state.stack[state.stack.length - 1] == "rule") {
                    } else if (textAfter.substr(0, 1) !== "<" && textAfter.substr(0, 1) === ">") n = n - 1;
                    else if (textAfter === ">") {
                    } else n = n - 1;
                    //over rule them all
                    if (type == null || type == "]") n--;
                }

                return state.baseIndent + n * indentUnit;
            },

            electricChars: "]>"
        };
    });

    CodeMirror.defineMIME("application/xml-dtd", "dtd");

});