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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: http://codemirror.net/LICENSE
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/*
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DTD mode
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Ported to CodeMirror by Peter Kroon <plakroon@gmail.com>
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Report bugs/issues here: https://github.com/codemirror/CodeMirror/issues
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GitHub: @peterkroon
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*/
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(function(mod) {
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if (typeof exports == "object" && typeof module == "object") // CommonJS
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mod(require("../../lib/codemirror"));
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else if (typeof define == "function" && define.amd) // AMD
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define(["../../lib/codemirror"], mod);
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else // Plain browser env
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mod(CodeMirror);
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})(function(CodeMirror) {
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"use strict";
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CodeMirror.defineMode("dtd", function(config) {
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var indentUnit = config.indentUnit, type;
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function ret(style, tp) {type = tp; return style;}
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function tokenBase(stream, state) {
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var ch = stream.next();
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if (ch == "<" && stream.eat("!") ) {
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if (stream.eatWhile(/[\-]/)) {
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state.tokenize = tokenSGMLComment;
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return tokenSGMLComment(stream, state);
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} else if (stream.eatWhile(/[\w]/)) return ret("keyword", "doindent");
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} else if (ch == "<" && stream.eat("?")) { //xml declaration
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state.tokenize = inBlock("meta", "?>");
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return ret("meta", ch);
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} else if (ch == "#" && stream.eatWhile(/[\w]/)) return ret("atom", "tag");
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else if (ch == "|") return ret("keyword", "seperator");
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else if (ch.match(/[\(\)\[\]\-\.,\+\?>]/)) return ret(null, ch);//if(ch === ">") return ret(null, "endtag"); else
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else if (ch.match(/[\[\]]/)) return ret("rule", ch);
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else if (ch == "\"" || ch == "'") {
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state.tokenize = tokenString(ch);
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return state.tokenize(stream, state);
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} else if (stream.eatWhile(/[a-zA-Z\?\+\d]/)) {
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var sc = stream.current();
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if( sc.substr(sc.length-1,sc.length).match(/\?|\+/) !== null )stream.backUp(1);
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return ret("tag", "tag");
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} else if (ch == "%" || ch == "*" ) return ret("number", "number");
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else {
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stream.eatWhile(/[\w\\\-_%.{,]/);
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return ret(null, null);
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}
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}
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function tokenSGMLComment(stream, state) {
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var dashes = 0, ch;
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while ((ch = stream.next()) != null) {
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if (dashes >= 2 && ch == ">") {
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state.tokenize = tokenBase;
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break;
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}
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dashes = (ch == "-") ? dashes + 1 : 0;
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}
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return ret("comment", "comment");
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}
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function tokenString(quote) {
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return function(stream, state) {
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var escaped = false, ch;
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while ((ch = stream.next()) != null) {
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if (ch == quote && !escaped) {
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state.tokenize = tokenBase;
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break;
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}
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escaped = !escaped && ch == "\\";
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}
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return ret("string", "tag");
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};
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}
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function inBlock(style, terminator) {
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return function(stream, state) {
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while (!stream.eol()) {
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if (stream.match(terminator)) {
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state.tokenize = tokenBase;
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break;
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}
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stream.next();
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}
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return style;
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};
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}
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return {
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startState: function(base) {
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return {tokenize: tokenBase,
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baseIndent: base || 0,
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stack: []};
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},
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token: function(stream, state) {
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if (stream.eatSpace()) return null;
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var style = state.tokenize(stream, state);
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var context = state.stack[state.stack.length-1];
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if (stream.current() == "[" || type === "doindent" || type == "[") state.stack.push("rule");
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else if (type === "endtag") state.stack[state.stack.length-1] = "endtag";
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else if (stream.current() == "]" || type == "]" || (type == ">" && context == "rule")) state.stack.pop();
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else if (type == "[") state.stack.push("[");
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return style;
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},
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indent: function(state, textAfter) {
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var n = state.stack.length;
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if( textAfter.match(/\]\s+|\]/) )n=n-1;
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else if(textAfter.substr(textAfter.length-1, textAfter.length) === ">"){
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if(textAfter.substr(0,1) === "<")n;
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else if( type == "doindent" && textAfter.length > 1 )n;
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else if( type == "doindent")n--;
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else if( type == ">" && textAfter.length > 1)n;
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else if( type == "tag" && textAfter !== ">")n;
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else if( type == "tag" && state.stack[state.stack.length-1] == "rule")n--;
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else if( type == "tag")n++;
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else if( textAfter === ">" && state.stack[state.stack.length-1] == "rule" && type === ">")n--;
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else if( textAfter === ">" && state.stack[state.stack.length-1] == "rule")n;
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else if( textAfter.substr(0,1) !== "<" && textAfter.substr(0,1) === ">" )n=n-1;
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else if( textAfter === ">")n;
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else n=n-1;
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//over rule them all
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if(type == null || type == "]")n--;
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}
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return state.baseIndent + n * indentUnit;
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},
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electricChars: "]>"
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};
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});
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CodeMirror.defineMIME("application/xml-dtd", "dtd");
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});
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