create syslink.js, revert extlink.js

introduces new parser for system links

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

@@ -3,20 +3,16 @@ title: $:/core/modules/parsers/wikiparser/rules/extlink.js
 type: application/javascript
 module-type: wikirule
 
-Wiki text inline rule for external links and system tiddler links.
-Can be suppressed preceding them with `~`.
+Wiki text inline rule for external links. For example:
 
 ```
-; system tiddler
-: $:/config
+An external link: http://www.tiddlywiki.com/
 
-; external link
-: http://www.tiddlywiki.com/
-
-; suppressed external link
-: ~http://www.tiddlyspace.com/
+A suppressed external link: ~http://www.tiddlyspace.com/
 ```
 
+External links can be suppressed by preceding them with `~`.
+
 \*/
 (function(){
 
@@ -30,41 +26,29 @@ exports.types = {inline: true};
 exports.init = function(parser) {
 	this.parser = parser;
 	// Regexp to match
-	this.matchRegExp = /~?(?:\$|file|http|https|mailto|ftp|irc|news|data|skype):[^\s<>{}\[\]`|'"\\^~]+(?:\/|\b)/mg;
+	this.matchRegExp = /~?(?:file|http|https|mailto|ftp|irc|news|data|skype):[^\s<>{}\[\]`|'"\\^~]+(?:\/|\b)/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 if(match.substr(0,1) === "$") {
-		return [{
-			type: "link",
-			attributes: {
-				to: {type: "string", value: match}
-			},
-			children: [{
-				type: "text",
-				text: match
-			}]
-		}];
+	if(this.match[0].substr(0,1) === "~") {
+		return [{type: "text", text: this.match[0].substr(1)}];
 	} else {
 		return [{
 			type: "element",
 			tag: "a",
 			attributes: {
-				href: {type: "string", value: match},
+				href: {type: "string", value: this.match[0]},
 				"class": {type: "string", value: "tc-tiddlylink-external"},
 				target: {type: "string", value: "_blank"}
 			},
 			children: [{
-				type: "text", text: match
+				type: "text", text: this.match[0]
 			}]
 		}];
 	}
 };
 
-})();
+})();

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<>{}\[\]`|'"\\^~]+(?:\/|\b)/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
+			}]
+		}];
+	}
+};
+
+})();