File modules/editor/codemirror/mode/tiddlywiki/tiddlywiki.js

Last commit: Sun Dec 17 01:14:09 2017 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.


     1 // CodeMirror, copyright (c) by Marijn Haverbeke and others
     2 // Distributed under an MIT license: http://codemirror.net/LICENSE
     3 
     4 /***
     5     |''Name''|tiddlywiki.js|
     6     |''Description''|Enables TiddlyWikiy syntax highlighting using CodeMirror|
     7     |''Author''|PMario|
     8     |''Version''|0.1.7|
     9     |''Status''|''stable''|
    10     |''Source''|[[GitHub|https://github.com/pmario/CodeMirror2/blob/tw-syntax/mode/tiddlywiki]]|
    11     |''Documentation''|http://codemirror.tiddlyspace.com/|
    12     |''License''|[[MIT License|http://www.opensource.org/licenses/mit-license.php]]|
    13     |''CoreVersion''|2.5.0|
    14     |''Requires''|codemirror.js|
    15     |''Keywords''|syntax highlighting color code mirror codemirror|
    16     ! Info
    17     CoreVersion parameter is needed for TiddlyWiki only!
    18 ***/
    19 
    20 (function(mod) {
    21   if (typeof exports == "object" && typeof module == "object") // CommonJS
    22     mod(require("../../lib/codemirror"));
    23   else if (typeof define == "function" && define.amd) // AMD
    24     define(["../../lib/codemirror"], mod);
    25   else // Plain browser env
    26     mod(CodeMirror);
    27 })(function(CodeMirror) {
    28 "use strict";
    29 
    30 CodeMirror.defineMode("tiddlywiki", function () {
    31   // Tokenizer
    32   var textwords = {};
    33 
    34   var keywords = {
    35     "allTags": true, "closeAll": true, "list": true,
    36     "newJournal": true, "newTiddler": true,
    37     "permaview": true, "saveChanges": true,
    38     "search": true, "slider": true, "tabs": true,
    39     "tag": true, "tagging": true, "tags": true,
    40     "tiddler": true, "timeline": true,
    41     "today": true, "version": true, "option": true,
    42     "with": true, "filter": true
    43   };
    44 
    45   var isSpaceName = /[\w_\-]/i,
    46       reHR = /^\-\-\-\-+$/,                                 // <hr>
    47       reWikiCommentStart = /^\/\*\*\*$/,            // /***
    48       reWikiCommentStop = /^\*\*\*\/$/,             // ***/
    49       reBlockQuote = /^<<<$/,
    50 
    51       reJsCodeStart = /^\/\/\{\{\{$/,                       // //{{{ js block start
    52       reJsCodeStop = /^\/\/\}\}\}$/,                        // //}}} js stop
    53       reXmlCodeStart = /^<!--\{\{\{-->$/,           // xml block start
    54       reXmlCodeStop = /^<!--\}\}\}-->$/,            // xml stop
    55 
    56       reCodeBlockStart = /^\{\{\{$/,                        // {{{ TW text div block start
    57       reCodeBlockStop = /^\}\}\}$/,                 // }}} TW text stop
    58 
    59       reUntilCodeStop = /.*?\}\}\}/;
    60 
    61   function chain(stream, state, f) {
    62     state.tokenize = f;
    63     return f(stream, state);
    64   }
    65 
    66   function tokenBase(stream, state) {
    67     var sol = stream.sol(), ch = stream.peek();
    68 
    69     state.block = false;        // indicates the start of a code block.
    70 
    71     // check start of  blocks
    72     if (sol && /[<\/\*{}\-]/.test(ch)) {
    73       if (stream.match(reCodeBlockStart)) {
    74         state.block = true;
    75         return chain(stream, state, twTokenCode);
    76       }
    77       if (stream.match(reBlockQuote))
    78         return 'quote';
    79       if (stream.match(reWikiCommentStart) || stream.match(reWikiCommentStop))
    80         return 'comment';
    81       if (stream.match(reJsCodeStart) || stream.match(reJsCodeStop) || stream.match(reXmlCodeStart) || stream.match(reXmlCodeStop))
    82         return 'comment';
    83       if (stream.match(reHR))
    84         return 'hr';
    85     }
    86 
    87     stream.next();
    88     if (sol && /[\/\*!#;:>|]/.test(ch)) {
    89       if (ch == "!") { // tw header
    90         stream.skipToEnd();
    91         return "header";
    92       }
    93       if (ch == "*") { // tw list
    94         stream.eatWhile('*');
    95         return "comment";
    96       }
    97       if (ch == "#") { // tw numbered list
    98         stream.eatWhile('#');
    99         return "comment";
   100       }
   101       if (ch == ";") { // definition list, term
   102         stream.eatWhile(';');
   103         return "comment";
   104       }
   105       if (ch == ":") { // definition list, description
   106         stream.eatWhile(':');
   107         return "comment";
   108       }
   109       if (ch == ">") { // single line quote
   110         stream.eatWhile(">");
   111         return "quote";
   112       }
   113       if (ch == '|')
   114         return 'header';
   115     }
   116 
   117     if (ch == '{' && stream.match(/\{\{/))
   118       return chain(stream, state, twTokenCode);
   119 
   120     // rudimentary html:// file:// link matching. TW knows much more ...
   121     if (/[hf]/i.test(ch) &&
   122         /[ti]/i.test(stream.peek()) &&
   123         stream.match(/\b(ttps?|tp|ile):\/\/[\-A-Z0-9+&@#\/%?=~_|$!:,.;]*[A-Z0-9+&@#\/%=~_|$]/i))
   124       return "link";
   125 
   126     // just a little string indicator, don't want to have the whole string covered
   127     if (ch == '"')
   128       return 'string';
   129 
   130     if (ch == '~')    // _no_ CamelCase indicator should be bold
   131       return 'brace';
   132 
   133     if (/[\[\]]/.test(ch) && stream.match(ch)) // check for [[..]]
   134       return 'brace';
   135 
   136     if (ch == "@") {    // check for space link. TODO fix @@...@@ highlighting
   137       stream.eatWhile(isSpaceName);
   138       return "link";
   139     }
   140 
   141     if (/\d/.test(ch)) {        // numbers
   142       stream.eatWhile(/\d/);
   143       return "number";
   144     }
   145 
   146     if (ch == "/") { // tw invisible comment
   147       if (stream.eat("%")) {
   148         return chain(stream, state, twTokenComment);
   149       } else if (stream.eat("/")) { //
   150         return chain(stream, state, twTokenEm);
   151       }
   152     }
   153 
   154     if (ch == "_" && stream.eat("_")) // tw underline
   155         return chain(stream, state, twTokenUnderline);
   156 
   157     // strikethrough and mdash handling
   158     if (ch == "-" && stream.eat("-")) {
   159       // if strikethrough looks ugly, change CSS.
   160       if (stream.peek() != ' ')
   161         return chain(stream, state, twTokenStrike);
   162       // mdash
   163       if (stream.peek() == ' ')
   164         return 'brace';
   165     }
   166 
   167     if (ch == "'" && stream.eat("'")) // tw bold
   168       return chain(stream, state, twTokenStrong);
   169 
   170     if (ch == "<" && stream.eat("<")) // tw macro
   171       return chain(stream, state, twTokenMacro);
   172 
   173     // core macro handling
   174     stream.eatWhile(/[\w\$_]/);
   175     return textwords.propertyIsEnumerable(stream.current()) ? "keyword" : null
   176   }
   177 
   178   // tw invisible comment
   179   function twTokenComment(stream, state) {
   180     var maybeEnd = false, ch;
   181     while (ch = stream.next()) {
   182       if (ch == "/" && maybeEnd) {
   183         state.tokenize = tokenBase;
   184         break;
   185       }
   186       maybeEnd = (ch == "%");
   187     }
   188     return "comment";
   189   }
   190 
   191   // tw strong / bold
   192   function twTokenStrong(stream, state) {
   193     var maybeEnd = false,
   194     ch;
   195     while (ch = stream.next()) {
   196       if (ch == "'" && maybeEnd) {
   197         state.tokenize = tokenBase;
   198         break;
   199       }
   200       maybeEnd = (ch == "'");
   201     }
   202     return "strong";
   203   }
   204 
   205   // tw code
   206   function twTokenCode(stream, state) {
   207     var sb = state.block;
   208 
   209     if (sb && stream.current()) {
   210       return "comment";
   211     }
   212 
   213     if (!sb && stream.match(reUntilCodeStop)) {
   214       state.tokenize = tokenBase;
   215       return "comment";
   216     }
   217 
   218     if (sb && stream.sol() && stream.match(reCodeBlockStop)) {
   219       state.tokenize = tokenBase;
   220       return "comment";
   221     }
   222 
   223     stream.next();
   224     return "comment";
   225   }
   226 
   227   // tw em / italic
   228   function twTokenEm(stream, state) {
   229     var maybeEnd = false,
   230     ch;
   231     while (ch = stream.next()) {
   232       if (ch == "/" && maybeEnd) {
   233         state.tokenize = tokenBase;
   234         break;
   235       }
   236       maybeEnd = (ch == "/");
   237     }
   238     return "em";
   239   }
   240 
   241   // tw underlined text
   242   function twTokenUnderline(stream, state) {
   243     var maybeEnd = false,
   244     ch;
   245     while (ch = stream.next()) {
   246       if (ch == "_" && maybeEnd) {
   247         state.tokenize = tokenBase;
   248         break;
   249       }
   250       maybeEnd = (ch == "_");
   251     }
   252     return "underlined";
   253   }
   254 
   255   // tw strike through text looks ugly
   256   // change CSS if needed
   257   function twTokenStrike(stream, state) {
   258     var maybeEnd = false, ch;
   259 
   260     while (ch = stream.next()) {
   261       if (ch == "-" && maybeEnd) {
   262         state.tokenize = tokenBase;
   263         break;
   264       }
   265       maybeEnd = (ch == "-");
   266     }
   267     return "strikethrough";
   268   }
   269 
   270   // macro
   271   function twTokenMacro(stream, state) {
   272     if (stream.current() == '<<') {
   273       return 'macro';
   274     }
   275 
   276     var ch = stream.next();
   277     if (!ch) {
   278       state.tokenize = tokenBase;
   279       return null;
   280     }
   281     if (ch == ">") {
   282       if (stream.peek() == '>') {
   283         stream.next();
   284         state.tokenize = tokenBase;
   285         return "macro";
   286       }
   287     }
   288 
   289     stream.eatWhile(/[\w\$_]/);
   290     return keywords.propertyIsEnumerable(stream.current()) ? "keyword" : null
   291   }
   292 
   293   // Interface
   294   return {
   295     startState: function () {
   296       return {tokenize: tokenBase};
   297     },
   298 
   299     token: function (stream, state) {
   300       if (stream.eatSpace()) return null;
   301       var style = state.tokenize(stream, state);
   302       return style;
   303     }
   304   };
   305 });
   306 
   307 CodeMirror.defineMIME("text/x-tiddlywiki", "tiddlywiki");
   308 });



Download modules/editor/codemirror/mode/tiddlywiki/tiddlywiki.js


History
Sun, 17 Dec 2017 01:14:09 +0100	Jan Dankert	Integration eines weiteren Code-Editors: Codemirror. Demnächst müssen wir hier mal aufräumen und andere Editoren rauswerfen.