// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: https://codemirror.net/5/LICENSE
/***
|''Name''|tiddlywiki.js|
|''Description''|Enables TiddlyWikiy syntax highlighting using CodeMirror|
|''Author''|PMario|
|''Version''|0.1.7|
|''Status''|''stable''|
|''Source''|[[GitHub|https://github.com/pmario/CodeMirror2/blob/tw-syntax/mode/tiddlywiki]]|
|''Documentation''|https://codemirror.tiddlyspace.com/|
|''License''|[[MIT License|http://www.opensource.org/licenses/mit-license.php]]|
|''CoreVersion''|2.5.0|
|''Requires''|codemirror.js|
|''Keywords''|syntax highlighting color code mirror codemirror|
! Info
CoreVersion parameter is needed for TiddlyWiki only!
***/
(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("tiddlywiki", function () {
// Tokenizer
var textwords = {};
var keywords = {
"allTags": true, "closeAll": true, "list": true,
"newJournal": true, "newTiddler": true,
"permaview": true, "saveChanges": true,
"search": true, "slider": true, "tabs": true,
"tag": true, "tagging": true, "tags": true,
"tiddler": true, "timeline": true,
"today": true, "version": true, "option": true,
"with": true, "filter": true
};
var isSpaceName = /[\w_\-]/i,
reHR = /^\-\-\-\-+$/, // <hr>
reWikiCommentStart = /^\/\*\*\*$/, // /***
reWikiCommentStop = /^\*\*\*\/$/, // ***/
reBlockQuote = /^<<<$/,
reJsCodeStart = /^\/\/\{\{\{$/, // //{{{ js block start
reJsCodeStop = /^\/\/\}\}\}$/, // //}}} js stop
reXmlCodeStart = /^<!--\{\{\{-->$/, // xml block start
reXmlCodeStop = /^<!--\}\}\}-->$/, // xml stop
reCodeBlockStart = /^\{\{\{$/, // {{{ TW text div block start
reCodeBlockStop = /^\}\}\}$/, // }}} TW text stop
reUntilCodeStop = /.*?\}\}\}/;
function chain(stream, state, f) {
state.tokenize = f;
return f(stream, state);
}
function tokenBase(stream, state) {
var sol = stream.sol(), ch = stream.peek();
state.block = false; // indicates the start of a code block.
// check start of blocks
if (sol && /[<\/\*{}\-]/.test(ch)) {
if (stream.match(reCodeBlockStart)) {
state.block = true;
return chain(stream, state, twTokenCode);
}
if (stream.match(reBlockQuote))
return 'quote';
if (stream.match(reWikiCommentStart) || stream.match(reWikiCommentStop))
return 'comment';
if (stream.match(reJsCodeStart) || stream.match(reJsCodeStop) || stream.match(reXmlCodeStart) || stream.match(reXmlCodeStop))
return 'comment';
if (stream.match(reHR))
return 'hr';
}
stream.next();
if (sol && /[\/\*!#;:>|]/.test(ch)) {
if (ch == "!") { // tw header
stream.skipToEnd();
return "header";
}
if (ch == "*") { // tw list
stream.eatWhile('*');
return "comment";
}
if (ch == "#") { // tw numbered list
stream.eatWhile('#');
return "comment";
}
if (ch == ";") { // definition list, term
stream.eatWhile(';');
return "comment";
}
if (ch == ":") { // definition list, description
stream.eatWhile(':');
return "comment";
}
if (ch == ">") { // single line quote
stream.eatWhile(">");
return "quote";
}
if (ch == '|')
return 'header';
}
if (ch == '{' && stream.match('{{'))
return chain(stream, state, twTokenCode);
// rudimentary html:// file:// link matching. TW knows much more ...
if (/[hf]/i.test(ch) &&
/[ti]/i.test(stream.peek()) &&
stream.match(/\b(ttps?|tp|ile):\/\/[\-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i))
return "link";
// just a little string indicator, don't want to have the whole string covered
if (ch == '"')
return 'string';
if (ch == '~') // _no_ CamelCase indicator should be bold
return 'brace';
if (/[\[\]]/.test(ch) && stream.match(ch)) // check for [[..]]
return 'brace';
if (ch == "@") { // check for space link. TODO fix @@...@@ highlighting
stream.eatWhile(isSpaceName);
return "link";
}
if (/\d/.test(ch)) { // numbers
stream.eatWhile(/\d/);
return "number";
}
if (ch == "/") { // tw invisible comment
if (stream.eat("%")) {
return chain(stream, state, twTokenComment);
} else if (stream.eat("/")) { //
return chain(stream, state, twTokenEm);
}
}
if (ch == "_" && stream.eat("_")) // tw underline
return chain(stream, state, twTokenUnderline);
// strikethrough and mdash handling
if (ch == "-" && stream.eat("-")) {
// if strikethrough looks ugly, change CSS.
if (stream.peek() != ' ')
return chain(stream, state, twTokenStrike);
// mdash
if (stream.peek() == ' ')
return 'brace';
}
if (ch == "'" && stream.eat("'")) // tw bold
return chain(stream, state, twTokenStrong);
if (ch == "<" && stream.eat("<")) // tw macro
return chain(stream, state, twTokenMacro);
// core macro handling
stream.eatWhile(/[\w\$_]/);
return textwords.propertyIsEnumerable(stream.current()) ? "keyword" : null
}
// tw invisible comment
function twTokenComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "%");
}
return "comment";
}
// tw strong / bold
function twTokenStrong(stream, state) {
var maybeEnd = false,
ch;
while (ch = stream.next()) {
if (ch == "'" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "'");
}
return "strong";
}
// tw code
function twTokenCode(stream, state) {
var sb = state.block;
if (sb && stream.current()) {
return "comment";
}
if (!sb && stream.match(reUntilCodeStop)) {
state.tokenize = tokenBase;
return "comment";
}
if (sb && stream.sol() && stream.match(reCodeBlockStop)) {
state.tokenize = tokenBase;
return "comment";
}
stream.next();
return "comment";
}
// tw em / italic
function twTokenEm(stream, state) {
var maybeEnd = false,
ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "/");
}
return "em";
}
// tw underlined text
function twTokenUnderline(stream, state) {
var maybeEnd = false,
ch;
while (ch = stream.next()) {
if (ch == "_" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "_");
}
return "underlined";
}
// tw strike through text looks ugly
// change CSS if needed
function twTokenStrike(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "-" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "-");
}
return "strikethrough";
}
// macro
function twTokenMacro(stream, state) {
if (stream.current() == '<<') {
return 'macro';
}
var ch = stream.next();
if (!ch) {
state.tokenize = tokenBase;
return null;
}
if (ch == ">") {
if (stream.peek() == '>') {
stream.next();
state.tokenize = tokenBase;
return "macro";
}
}
stream.eatWhile(/[\w\$_]/);
return keywords.propertyIsEnumerable(stream.current()) ? "keyword" : null
}
// Interface
return {
startState: function () {
return {tokenize: tokenBase};
},
token: function (stream, state) {
if (stream.eatSpace()) return null;
var style = state.tokenize(stream, state);
return style;
}
};
});
CodeMirror.defineMIME("text/x-tiddlywiki", "tiddlywiki");
});
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