Merge pull request #1341 from tobibeer/autolink-system-tiddlers

autolinks system tiddlers

core/modules/parsers/wikiparser/rules/syslink.js

@@ -0,0 +1,45 @@
+/*\
+title: $:/core/modules/parsers/wikiparser/rules/syslink.js
+type: application/javascript
+module-type: wikirule
+
+Wiki text inline rule for system tiddler links.
+Can be suppressed preceding them with `~`.
+\*/
+(function(){
+
+/*jslint node: true, browser: true */
+/*global $tw: false */
+"use strict";
+
+exports.name = "syslink";
+exports.types = {inline: true};
+
+exports.init = function(parser) {
+	this.parser = parser;
+	// Regexp to match
+	this.matchRegExp = /~?\$:[^\s<|]+(?:[^\s<|])/mg;
+};
+
+exports.parse = function() {
+	var match = this.match[0];
+	// Move past the match
+	this.parser.pos = this.matchRegExp.lastIndex;
+	// Create the link unless it is suppressed
+	if(match.substr(0,1) === "~") {
+		return [{type: "text", text: match.substr(1)}];
+	} else {
+		return [{
+			type: "link",
+			attributes: {
+				to: {type: "string", value: match}
+			},
+			children: [{
+				type: "text",
+				text: match
+			}]
+		}];
+	}
+};
+
+})();