370 lines
10 KiB
JavaScript
370 lines
10 KiB
JavaScript
// 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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|''Name''|tiddlywiki.js|
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|''Description''|Enables TiddlyWikiy syntax highlighting using CodeMirror|
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|''Author''|PMario|
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|''Version''|0.1.7|
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|''Status''|''stable''|
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|''Source''|[[GitHub|https://github.com/pmario/CodeMirror2/blob/tw-syntax/mode/tiddlywiki]]|
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|''Documentation''|http://codemirror.tiddlyspace.com/|
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|''License''|[[MIT License|http://www.opensource.org/licenses/mit-license.php]]|
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|''CoreVersion''|2.5.0|
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|''Requires''|codemirror.js|
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|''Keywords''|syntax highlighting color code mirror codemirror|
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! Info
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CoreVersion parameter is needed for TiddlyWiki only!
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***/
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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("tiddlywiki", function () {
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// Tokenizer
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var textwords = {};
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var keywords = function () {
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function kw(type) {
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return { type: type, style: "macro"};
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}
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return {
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"allTags": kw('allTags'), "closeAll": kw('closeAll'), "list": kw('list'),
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"newJournal": kw('newJournal'), "newTiddler": kw('newTiddler'),
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"permaview": kw('permaview'), "saveChanges": kw('saveChanges'),
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"search": kw('search'), "slider": kw('slider'), "tabs": kw('tabs'),
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"tag": kw('tag'), "tagging": kw('tagging'), "tags": kw('tags'),
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"tiddler": kw('tiddler'), "timeline": kw('timeline'),
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"today": kw('today'), "version": kw('version'), "option": kw('option'),
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"with": kw('with'),
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"filter": kw('filter')
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};
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}();
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var isSpaceName = /[\w_\-]/i,
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reHR = /^\-\-\-\-+$/, // <hr>
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reWikiCommentStart = /^\/\*\*\*$/, // /***
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reWikiCommentStop = /^\*\*\*\/$/, // ***/
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reBlockQuote = /^<<<$/,
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reJsCodeStart = /^\/\/\{\{\{$/, // //{{{ js block start
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reJsCodeStop = /^\/\/\}\}\}$/, // //}}} js stop
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reXmlCodeStart = /^<!--\{\{\{-->$/, // xml block start
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reXmlCodeStop = /^<!--\}\}\}-->$/, // xml stop
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reCodeBlockStart = /^\{\{\{$/, // {{{ TW text div block start
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reCodeBlockStop = /^\}\}\}$/, // }}} TW text stop
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reUntilCodeStop = /.*?\}\}\}/;
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function chain(stream, state, f) {
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state.tokenize = f;
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return f(stream, state);
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}
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// Used as scratch variables to communicate multiple values without
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// consing up tons of objects.
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var type, content;
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function ret(tp, style, cont) {
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type = tp;
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content = cont;
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return style;
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}
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function jsTokenBase(stream, state) {
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var sol = stream.sol(), ch;
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state.block = false; // indicates the start of a code block.
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ch = stream.peek(); // don't eat, to make matching simpler
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// check start of blocks
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if (sol && /[<\/\*{}\-]/.test(ch)) {
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if (stream.match(reCodeBlockStart)) {
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state.block = true;
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return chain(stream, state, twTokenCode);
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}
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if (stream.match(reBlockQuote)) {
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return ret('quote', 'quote');
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}
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if (stream.match(reWikiCommentStart) || stream.match(reWikiCommentStop)) {
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return ret('code', 'comment');
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}
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if (stream.match(reJsCodeStart) || stream.match(reJsCodeStop) || stream.match(reXmlCodeStart) || stream.match(reXmlCodeStop)) {
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return ret('code', 'comment');
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}
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if (stream.match(reHR)) {
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return ret('hr', 'hr');
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}
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} // sol
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ch = stream.next();
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if (sol && /[\/\*!#;:>|]/.test(ch)) {
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if (ch == "!") { // tw header
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stream.skipToEnd();
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return ret("header", "header");
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}
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if (ch == "*") { // tw list
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stream.eatWhile('*');
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return ret("list", "comment");
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}
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if (ch == "#") { // tw numbered list
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stream.eatWhile('#');
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return ret("list", "comment");
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}
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if (ch == ";") { // definition list, term
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stream.eatWhile(';');
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return ret("list", "comment");
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}
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if (ch == ":") { // definition list, description
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stream.eatWhile(':');
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return ret("list", "comment");
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}
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if (ch == ">") { // single line quote
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stream.eatWhile(">");
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return ret("quote", "quote");
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}
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if (ch == '|') {
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return ret('table', 'header');
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}
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}
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if (ch == '{' && stream.match(/\{\{/)) {
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return chain(stream, state, twTokenCode);
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}
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// rudimentary html:// file:// link matching. TW knows much more ...
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if (/[hf]/i.test(ch)) {
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if (/[ti]/i.test(stream.peek()) && stream.match(/\b(ttps?|tp|ile):\/\/[\-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i)) {
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return ret("link", "link");
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}
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}
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// just a little string indicator, don't want to have the whole string covered
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if (ch == '"') {
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return ret('string', 'string');
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}
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if (ch == '~') { // _no_ CamelCase indicator should be bold
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return ret('text', 'brace');
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}
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if (/[\[\]]/.test(ch)) { // check for [[..]]
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if (stream.peek() == ch) {
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stream.next();
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return ret('brace', 'brace');
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}
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}
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if (ch == "@") { // check for space link. TODO fix @@...@@ highlighting
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stream.eatWhile(isSpaceName);
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return ret("link", "link");
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}
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if (/\d/.test(ch)) { // numbers
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stream.eatWhile(/\d/);
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return ret("number", "number");
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}
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if (ch == "/") { // tw invisible comment
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if (stream.eat("%")) {
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return chain(stream, state, twTokenComment);
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}
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else if (stream.eat("/")) { //
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return chain(stream, state, twTokenEm);
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}
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}
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if (ch == "_") { // tw underline
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if (stream.eat("_")) {
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return chain(stream, state, twTokenUnderline);
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}
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}
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// strikethrough and mdash handling
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if (ch == "-") {
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if (stream.eat("-")) {
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// if strikethrough looks ugly, change CSS.
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if (stream.peek() != ' ')
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return chain(stream, state, twTokenStrike);
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// mdash
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if (stream.peek() == ' ')
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return ret('text', 'brace');
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}
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}
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if (ch == "'") { // tw bold
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if (stream.eat("'")) {
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return chain(stream, state, twTokenStrong);
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}
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}
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if (ch == "<") { // tw macro
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if (stream.eat("<")) {
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return chain(stream, state, twTokenMacro);
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}
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}
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else {
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return ret(ch);
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}
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// core macro handling
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stream.eatWhile(/[\w\$_]/);
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var word = stream.current(),
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known = textwords.propertyIsEnumerable(word) && textwords[word];
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return known ? ret(known.type, known.style, word) : ret("text", null, word);
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} // jsTokenBase()
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// tw invisible comment
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function twTokenComment(stream, state) {
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var maybeEnd = false,
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ch;
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while (ch = stream.next()) {
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if (ch == "/" && maybeEnd) {
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state.tokenize = jsTokenBase;
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break;
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}
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maybeEnd = (ch == "%");
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}
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return ret("comment", "comment");
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}
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// tw strong / bold
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function twTokenStrong(stream, state) {
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var maybeEnd = false,
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ch;
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while (ch = stream.next()) {
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if (ch == "'" && maybeEnd) {
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state.tokenize = jsTokenBase;
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break;
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}
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maybeEnd = (ch == "'");
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}
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return ret("text", "strong");
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}
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// tw code
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function twTokenCode(stream, state) {
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var ch, sb = state.block;
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if (sb && stream.current()) {
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return ret("code", "comment");
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}
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if (!sb && stream.match(reUntilCodeStop)) {
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state.tokenize = jsTokenBase;
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return ret("code", "comment");
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}
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if (sb && stream.sol() && stream.match(reCodeBlockStop)) {
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state.tokenize = jsTokenBase;
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return ret("code", "comment");
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}
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ch = stream.next();
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return (sb) ? ret("code", "comment") : ret("code", "comment");
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}
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// tw em / italic
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function twTokenEm(stream, state) {
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var maybeEnd = false,
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ch;
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while (ch = stream.next()) {
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if (ch == "/" && maybeEnd) {
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state.tokenize = jsTokenBase;
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break;
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}
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maybeEnd = (ch == "/");
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}
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return ret("text", "em");
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}
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// tw underlined text
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function twTokenUnderline(stream, state) {
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var maybeEnd = false,
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ch;
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while (ch = stream.next()) {
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if (ch == "_" && maybeEnd) {
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state.tokenize = jsTokenBase;
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break;
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}
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maybeEnd = (ch == "_");
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}
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return ret("text", "underlined");
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}
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// tw strike through text looks ugly
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// change CSS if needed
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function twTokenStrike(stream, state) {
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var maybeEnd = false, ch;
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while (ch = stream.next()) {
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if (ch == "-" && maybeEnd) {
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state.tokenize = jsTokenBase;
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break;
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}
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maybeEnd = (ch == "-");
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}
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return ret("text", "strikethrough");
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}
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// macro
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function twTokenMacro(stream, state) {
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var ch, word, known;
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if (stream.current() == '<<') {
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return ret('brace', 'macro');
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}
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ch = stream.next();
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if (!ch) {
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state.tokenize = jsTokenBase;
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return ret(ch);
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}
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if (ch == ">") {
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if (stream.peek() == '>') {
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stream.next();
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state.tokenize = jsTokenBase;
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return ret("brace", "macro");
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}
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}
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stream.eatWhile(/[\w\$_]/);
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word = stream.current();
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known = keywords.propertyIsEnumerable(word) && keywords[word];
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if (known) {
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return ret(known.type, known.style, word);
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}
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else {
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return ret("macro", null, word);
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}
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}
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// Interface
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return {
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startState: function () {
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return {
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tokenize: jsTokenBase,
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indented: 0,
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level: 0
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};
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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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return style;
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},
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electricChars: ""
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};
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});
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CodeMirror.defineMIME("text/x-tiddlywiki", "tiddlywiki");
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});
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//}}}
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