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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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// mode(s) for the sequence chart dsl's mscgen, xù and msgenny

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// For more information on mscgen, see the site of the original author:

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// http://www.mcternan.me.uk/mscgen

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// This mode for mscgen and the two derivative languages were

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// originally made for use in the mscgen_js interpreter

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// (https://sverweij.github.io/mscgen_js)

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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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var languages = {

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mscgen: {

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"keywords" : ["msc"],

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"options" : ["hscale", "width", "arcgradient", "wordwraparcs"],

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"attributes" : ["label", "idurl", "id", "url", "linecolor", "linecolour", "textcolor", "textcolour", "textbgcolor", "textbgcolour", "arclinecolor", "arclinecolour", "arctextcolor", "arctextcolour", "arctextbgcolor", "arctextbgcolour", "arcskip"],

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"brackets" : ["\\{", "\\}"], // [ and ] are brackets too, but these get handled in with lists

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"arcsWords" : ["note", "abox", "rbox", "box"],

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"arcsOthers" : ["\\|\\|\\|", "\\.\\.\\.", "---", "--", "<->", "==", "<<=>>", "<=>", "\\.\\.", "<<>>", "::", "<:>", "->", "=>>", "=>", ">>", ":>", "<-", "<<=", "<=", "<<", "<:", "x-", "-x"],

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"singlecomment" : ["//", "#"],

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"operators" : ["="]

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xu: {

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"keywords" : ["msc"],

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"options" : ["hscale", "width", "arcgradient", "wordwraparcs", "watermark"],

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"brackets" : ["\\{", "\\}"], // [ and ] are brackets too, but these get handled in with lists

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"arcsWords" : ["note", "abox", "rbox", "box", "alt", "else", "opt", "break", "par", "seq", "strict", "neg", "critical", "ignore", "consider", "assert", "loop", "ref", "exc"],

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"arcsOthers" : ["\\|\\|\\|", "\\.\\.\\.", "---", "--", "<->", "==", "<<=>>", "<=>", "\\.\\.", "<<>>", "::", "<:>", "->", "=>>", "=>", ">>", ":>", "<-", "<<=", "<=", "<<", "<:", "x-", "-x"],

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"singlecomment" : ["//", "#"],

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"operators" : ["="]

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msgenny: {

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"keywords" : null,

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"options" : ["hscale", "width", "arcgradient", "wordwraparcs", "watermark"],

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"attributes" : null,

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"brackets" : ["\\{", "\\}"],

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"arcsWords" : ["note", "abox", "rbox", "box", "alt", "else", "opt", "break", "par", "seq", "strict", "neg", "critical", "ignore", "consider", "assert", "loop", "ref", "exc"],

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"arcsOthers" : ["\\|\\|\\|", "\\.\\.\\.", "---", "--", "<->", "==", "<<=>>", "<=>", "\\.\\.", "<<>>", "::", "<:>", "->", "=>>", "=>", ">>", ":>", "<-", "<<=", "<=", "<<", "<:", "x-", "-x"],

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"singlecomment" : ["//", "#"],

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"operators" : ["="]

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}

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}

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CodeMirror.defineMode("mscgen", function(_, modeConfig) {

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var language = languages[modeConfig && modeConfig.language || "mscgen"]

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return {

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startState: startStateFn,

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copyState: copyStateFn,

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token: produceTokenFunction(language),

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lineComment : "#",

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blockCommentStart : "/*",

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blockCommentEnd : "*/"

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};

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});

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CodeMirror.defineMIME("text/x-mscgen", "mscgen");

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CodeMirror.defineMIME("text/x-xu", {name: "mscgen", language: "xu"});

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CodeMirror.defineMIME("text/x-msgenny", {name: "mscgen", language: "msgenny"});

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function wordRegexpBoundary(pWords) {

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return new RegExp("\\b(" + pWords.join("|") + ")\\b", "i");

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}

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function wordRegexp(pWords) {

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return new RegExp("(" + pWords.join("|") + ")", "i");

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}

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function startStateFn() {

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return {

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inComment : false,

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inString : false,

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inAttributeList : false,

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inScript : false

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};

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}

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function copyStateFn(pState) {

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return {

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inComment : pState.inComment,

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inString : pState.inString,

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inAttributeList : pState.inAttributeList,

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inScript : pState.inScript

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};

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}

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function produceTokenFunction(pConfig) {

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return function(pStream, pState) {

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if (pStream.match(wordRegexp(pConfig.brackets), true, true)) {

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return "bracket";

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}

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/* comments */

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if (!pState.inComment) {

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if (pStream.match(/\/\*[^\*\/]*/, true, true)) {

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pState.inComment = true;

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return "comment";

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}

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if (pStream.match(wordRegexp(pConfig.singlecomment), true, true)) {

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pStream.skipToEnd();

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return "comment";

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}

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}

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if (pState.inComment) {

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if (pStream.match(/[^\*\/]*\*\//, true, true))

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pState.inComment = false;

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else

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pStream.skipToEnd();

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return "comment";

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}

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/* strings */

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if (!pState.inString && pStream.match(/\"(\\\"|[^\"])*/, true, true)) {

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pState.inString = true;

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return "string";

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}

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if (pState.inString) {

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if (pStream.match(/[^\"]*\"/, true, true))

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pState.inString = false;

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else

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pStream.skipToEnd();

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return "string";

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}

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/* keywords & operators */

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if (!!pConfig.keywords && pStream.match(wordRegexpBoundary(pConfig.keywords), true, true))

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return "keyword";

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if (pStream.match(wordRegexpBoundary(pConfig.options), true, true))

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return "keyword";

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if (pStream.match(wordRegexpBoundary(pConfig.arcsWords), true, true))

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return "keyword";

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if (pStream.match(wordRegexp(pConfig.arcsOthers), true, true))

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return "keyword";

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if (!!pConfig.operators && pStream.match(wordRegexp(pConfig.operators), true, true))

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return "operator";

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/* attribute lists */

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if (!pConfig.inAttributeList && !!pConfig.attributes && pStream.match(/\[/, true, true)) {

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pConfig.inAttributeList = true;

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return "bracket";

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}

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if (pConfig.inAttributeList) {

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if (pConfig.attributes !== null && pStream.match(wordRegexpBoundary(pConfig.attributes), true, true)) {

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return "attribute";

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}

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if (pStream.match(/]/, true, true)) {

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pConfig.inAttributeList = false;

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return "bracket";

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}

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}

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pStream.next();

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return "base";

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};

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}

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});

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