Typo

* Fix Node.js deprecated warning

* Add ChangeNote

* Change deprecation to bugfix for DEP0169 warning

Updated change type from 'deprecation' to 'bugfix' for the Node.js server's handling of the DEP0169 warning.

.github/workflows/ci.yml

@@ -5,17 +5,17 @@ on:
       - master
       - tiddlywiki-com
 env:
-  NODE_VERSION: "22"
+  NODE_VERSION: "22.22"
 jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: "${{ env.NODE_VERSION }}"
       - run: "./bin/ci-test.sh"
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v7
         if: always()
         with:
           name: playwright-report
@@ -30,8 +30,8 @@ jobs:
       TW5_BUILD_MAIN_EDITION: "./editions/prerelease"
       TW5_BUILD_OUTPUT: "./output/prerelease"
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: "${{ env.NODE_VERSION }}"
       - run: "./bin/ci-pre-build.sh"
@@ -62,8 +62,8 @@ jobs:
       TW5_BUILD_OUTPUT: "./output"
       TW5_BUILD_ARCHIVE: "./output"
     steps:
-      - uses: actions/checkout@v5
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: "${{ env.NODE_VERSION }}"
       - run: "./bin/ci-pre-build.sh"

.github/workflows/pr-check-build-size.yml

@@ -20,7 +20,7 @@ jobs:
     steps:
     - name: build-size-check
       id: get_sizes
-      uses: TiddlyWiki/cerebrus@v6
+      uses: TiddlyWiki/cerebrus@v8.1
       with:
         pr_number: ${{ github.event.pull_request.number }}
         repo: ${{ github.repository }}
@@ -52,4 +52,4 @@ jobs:
               pr_size: '${{ needs.calculate-build-size.outputs.pr_size }}',
               base_size: '${{ needs.calculate-build-size.outputs.base_size }}'
             }
-          });
+          });

.github/workflows/pr-comment-build-size.yml

@@ -25,7 +25,7 @@ jobs:
 
     steps:
     - name: Build and check size
-      uses: TiddlyWiki/cerebrus@v6
+      uses: TiddlyWiki/cerebrus@v8.1
       with:
         pr_number: ${{ inputs.pr_number }}
         repo: ${{ github.repository }}

.github/workflows/pr-validation.yml

@@ -15,7 +15,7 @@ jobs:
     steps:
     # Step 1: Validate PR paths
     - name: Validate PR Paths
-      uses: TiddlyWiki/cerebrus@v6
+      uses: TiddlyWiki/cerebrus@v8.1
       with:
         pr_number: ${{ github.event.pull_request.number }}
         repo: ${{ github.repository }}
@@ -26,7 +26,7 @@ jobs:
     
     # Step 2: Validate change notes
     - name: Validate Change Notes
-      uses: TiddlyWiki/cerebrus@v6
+      uses: TiddlyWiki/cerebrus@v8.1
       with:
         pr_number: ${{ github.event.pull_request.number }}
         repo: ${{ github.repository }}

.gitignore

@@ -2,10 +2,20 @@
 .c9/
 .vs/
 .vscode/
+.claude/
+# TiddlyWiki
 tmp/
 output/
 node_modules/
+$__StoryList.tid
+# Playwright
 /test-results/
 /playwright-report/
+/blob-report/
 /playwright/.cache/
-$__StoryList.tid
+/playwright/.auth/
+test-screenshots/
+test-output.txt
+.playwright-mcp
+# TiddlyWiki MPC
+.tw-mcp

.npmignore

@@ -3,3 +3,4 @@
 tmp/
 output/
 node_modules/
+.claude/

bin/build-site.sh

@@ -5,7 +5,7 @@
 # Default to the current version number for building the plugin library
 
 if [  -z "$TW5_BUILD_VERSION" ]; then
-    TW5_BUILD_VERSION=v5.4.0
+    TW5_BUILD_VERSION=v5.5.0.
 fi
 
 echo "Using TW5_BUILD_VERSION as [$TW5_BUILD_VERSION]"
@@ -120,7 +120,6 @@ node $TW5_BUILD_TIDDLYWIKI \
 	|| exit 1
 
 # /empty.html					Empty
-# /empty.hta					For Internet Explorer
 # /empty-external-core.html		External core empty
 # /tiddlywikicore-<version>.js	Core plugin javascript
 node $TW5_BUILD_TIDDLYWIKI \

bin/build-tw-org.sh

@@ -45,7 +45,7 @@ git clone --depth=1 --branch=main "https://github.com/TiddlyWiki/tiddlywiki.org-
 
 # Make the CNAME file that GitHub Pages requires
 
-echo "tiddlywiki.org" > $TWORG_BUILD_OUTPUT/CNAME
+# echo "tiddlywiki.org" > $TWORG_BUILD_OUTPUT/CNAME
 
 # Delete any existing static content
 

bin/optimise-svgs.js

@@ -15,40 +15,40 @@ var fs = require("fs"),
 	{ optimize } = require("svgo"),
 	config = {
 		plugins: [
-			'cleanupAttrs',
-			'removeDoctype',
-			'removeXMLProcInst',
-			'removeComments',
-			'removeMetadata',
-			'removeTitle',
-			'removeDesc',
-			'removeUselessDefs',
-			'removeEditorsNSData',
-			'removeEmptyAttrs',
-			'removeHiddenElems',
-			'removeEmptyText',
-			'removeEmptyContainers',
+			"cleanupAttrs",
+			"removeDoctype",
+			"removeXMLProcInst",
+			"removeComments",
+			"removeMetadata",
+			"removeTitle",
+			"removeDesc",
+			"removeUselessDefs",
+			"removeEditorsNSData",
+			"removeEmptyAttrs",
+			"removeHiddenElems",
+			"removeEmptyText",
+			"removeEmptyContainers",
 			// 'removeViewBox',
-			'cleanupEnableBackground',
-			'convertStyleToAttrs',
-			'convertColors',
-			'convertPathData',
-			'convertTransform',
-			'removeUnknownsAndDefaults',
-			'removeNonInheritableGroupAttrs',
-			'removeUselessStrokeAndFill',
-			'removeUnusedNS',
-			'cleanupIDs',
-			'cleanupNumericValues',
-			'moveElemsAttrsToGroup',
-			'moveGroupAttrsToElems',
-			'collapseGroups',
+			"cleanupEnableBackground",
+			"convertStyleToAttrs",
+			"convertColors",
+			"convertPathData",
+			"convertTransform",
+			"removeUnknownsAndDefaults",
+			"removeNonInheritableGroupAttrs",
+			"removeUselessStrokeAndFill",
+			"removeUnusedNS",
+			"cleanupIDs",
+			"cleanupNumericValues",
+			"moveElemsAttrsToGroup",
+			"moveGroupAttrsToElems",
+			"collapseGroups",
 			// 'removeRasterImages',
-			'mergePaths',
-			'convertShapeToPath',
-			'sortAttrs',
+			"mergePaths",
+			"convertShapeToPath",
+			"sortAttrs",
 			//'removeDimensions',
-			{name: 'removeAttrs', params: { attrs: '(stroke|fill)' } }
+			{name: "removeAttrs", params: { attrs: "(stroke|fill)" } }
 		]
 	};
 
@@ -72,7 +72,7 @@ files.forEach(function(filename) {
 			var newSVG = header.join("\n") + "\n\n" + result.data.replace("&lt;&lt;now &quot;DD&quot;&gt;&gt;","<<now \"DD\">>");
 			fs.writeFileSync(filepath,newSVG);
 		} else {
-			console.log("Error " + err + " with " + filename)
+			console.log("Error " + err + " with " + filename);
 			process.exit();
 		};
 	}

boot/boot.js

@@ -12,8 +12,6 @@ On the server this file is executed directly to boot TiddlyWiki. In the browser,
 
 var _boot = (function($tw) {
 
-/*jslint node: true, browser: true */
-/*global modules: false, $tw: false */
 "use strict";
 
 // Include bootprefix if we're not given module data
@@ -37,7 +35,7 @@ if($tw.node) {
 $tw.boot.log = function(str) {
 	$tw.boot.logMessages = $tw.boot.logMessages || [];
 	$tw.boot.logMessages.push(str);
-}
+};
 
 /*
 Check if an object has a property
@@ -47,7 +45,14 @@ $tw.utils.hop = function(object,property) {
 };
 
 /** @deprecated Use Array.isArray instead  */
-$tw.utils.isArray = value => Array.isArray(value);
+$tw.utils.isArray = (value) => Array.isArray(value);
+
+/*
+Determine if a value is a date, even across VM boundaries
+*/
+$tw.utils.isDate = function(value) {
+	return Object.prototype.toString.call(value) === "[object Date]";
+};
 
 /*
 Check if an array is equal by value and by reference.
@@ -126,9 +131,6 @@ $tw.utils.pushTop = function(array,value) {
 	return array;
 };
 
-/** @deprecated Use instanceof Date instead */
-$tw.utils.isDate = value => value instanceof Date;
-
 /** @deprecated Use array iterative methods instead */
 $tw.utils.each = function(object,callback) {
 	if(object) {
@@ -138,7 +140,7 @@ $tw.utils.each = function(object,callback) {
 				return next !== false;
 			});
 		} else {
-			Object.entries(object).every(entry => {
+			Object.entries(object).every((entry) => {
 				const next = callback(entry[1], entry[0], object);
 				return next !== false;
 			});
@@ -316,8 +318,25 @@ $tw.utils.htmlDecode = function(s) {
 	return s.toString().replace(/&lt;/mg,"<").replace(/&nbsp;/mg,"\xA0").replace(/&gt;/mg,">").replace(/&quot;/mg,"\"").replace(/&amp;/mg,"&");
 };
 
-/** @deprecated Use window.location.hash instead.  */
-$tw.utils.getLocationHash = () => window.location.hash;
+/*
+Get the browser location.hash. We don't use location.hash because of the way that Firefox auto-urldecodes it (see http://stackoverflow.com/questions/1703552/encoding-of-window-location-hash)
+*/
+$tw.utils.getLocationHash = function() {
+	const href = window.location.href,
+		idx = href.indexOf("#");
+
+	if(idx === -1) {
+		return "#";
+	}
+
+	const afterHash = href.substring(idx + 1);
+	if(afterHash.startsWith("#") || afterHash.startsWith("%23")) {
+		// Special case: ignore location hash if it itself starts with a #
+		return "#";
+	}
+	return href.substring(idx);
+};
+
 
 /** @deprecated Pad a string to a given length with "0"s. Length defaults to 2 */
 $tw.utils.pad = function(value,length = 2) {
@@ -548,7 +567,7 @@ using a lowercase extension only.
 */
 $tw.utils.getFileExtensionInfo = function(ext) {
 	return ext ? $tw.config.fileExtensionInfo[ext.toLowerCase()] : null;
-}
+};
 
 /*
 Given an extension, get the correct encoding for that file.
@@ -571,7 +590,7 @@ var globalCheck =[
 	"    delete Object.prototype.__temp__;",
 	"  }",
 	"  delete Object.prototype.__temp__;",
-].join('\n');
+].join("\n");
 
 /*
 Run code globally with specified context variables in scope
@@ -596,10 +615,10 @@ $tw.utils.evalGlobal = function(code,context,filename,sandbox,allowGlobals) {
 	// Compile the code into a function
 	var fn;
 	if($tw.browser) {
-		fn = window["eval"](code + "\n\n//# sourceURL=" + filename); // eslint-disable-line no-eval -- See https://github.com/TiddlyWiki/TiddlyWiki5/issues/6839
+		fn = Function("return " + code + "\n\n//# sourceURL=" + filename)(); // See https://github.com/TiddlyWiki/TiddlyWiki5/issues/6839
 	} else {
 		if(sandbox){
-			fn = vm.runInContext(code,sandbox,filename)
+			fn = vm.runInContext(code,sandbox,filename);
 		} else {
 			fn = vm.runInThisContext(code,filename);
 		}
@@ -710,7 +729,7 @@ $tw.utils.PasswordPrompt.prototype.createPrompt = function(options) {
 	var self = this;
 	form.addEventListener("submit",function(event) {
 		// Collect the form data
-		var data = {},t;
+		var data = {};
 		$tw.utils.each(form.elements,function(element) {
 			if(element.name && element.value) {
 				data[element.name] = element.value;
@@ -756,7 +775,7 @@ $tw.utils.PasswordPrompt.prototype.removePrompt = function(promptInfo) {
 		promptInfo.form.parentNode.removeChild(promptInfo.form);
 		this.setWrapperDisplay();
 	}
-}
+};
 
 /*
 Crypto helper object for encrypted content. It maintains the password text in a closure, and provides methods to change
@@ -795,7 +814,7 @@ $tw.utils.Crypto = function() {
 	};
 	this.hasPassword = function() {
 		return !!currentPassword;
-	}
+	};
 	this.encrypt = function(text,password) {
 		// set default ks:256 -- see: http://bitwiseshiftleft.github.io/sjcl/doc/convenience.js.html
 		return callSjcl("encrypt",text,password,{v:1,iter:10000,ks:256,ts:64,mode:"ccm",adata:"",cipher:"aes"});
@@ -813,7 +832,7 @@ Execute the module named 'moduleName'. The name can optionally be relative to th
 $tw.modules.execute = function(moduleName,moduleRoot) {
 	var name = moduleName;
 	if(moduleName.charAt(0) === ".") {
-		name = $tw.utils.resolvePath(moduleName,moduleRoot)
+		name = $tw.utils.resolvePath(moduleName,moduleRoot);
 	}
 	if(!$tw.modules.titles[name]) {
 		if($tw.modules.titles[name + ".js"]) {
@@ -874,7 +893,6 @@ $tw.modules.execute = function(moduleName,moduleRoot) {
 	if(!moduleInfo) {
 		// We could not find the module on this path
 		// Try to defer to browserify etc, or node
-		var deferredModule;
 		if($tw.browser) {
 			if(window.require) {
 				try {
@@ -1129,8 +1147,7 @@ enableIndexers - Array of indexer names to enable, or null to use all available
 */
 $tw.Wiki = function(options) {
 	options = options || {};
-	var self = this,
-		tiddlers = Object.create(null), // Hashmap of tiddlers
+	var tiddlers = Object.create(null), // Hashmap of tiddlers
 		tiddlerTitles = null, // Array of tiddler titles
 		getTiddlerTitles = function() {
 			if(!tiddlerTitles) {
@@ -1184,7 +1201,7 @@ $tw.Wiki = function(options) {
 						shadow: this.isShadowTiddler(title),
 						exists: this.tiddlerExists(title)
 					}
-				}
+				};
 				// Save the new tiddler
 				tiddlers[title] = tiddler;
 				// Check we've got the title
@@ -1194,7 +1211,7 @@ $tw.Wiki = function(options) {
 					tiddler: tiddler,
 					shadow: this.isShadowTiddler(title),
 					exists: this.tiddlerExists(title)
-				}
+				};
 				// Update indexes
 				this.clearCache(title);
 				this.clearGlobalCache();
@@ -1219,7 +1236,7 @@ $tw.Wiki = function(options) {
 					shadow: this.isShadowTiddler(title),
 					exists: this.tiddlerExists(title)
 				}
-			}
+			};
 			// Delete the tiddler
 			delete tiddlers[title];
 			// Delete it from the list of titles
@@ -1234,7 +1251,7 @@ $tw.Wiki = function(options) {
 				tiddler: this.getTiddler(title),
 				shadow: this.isShadowTiddler(title),
 				exists: this.tiddlerExists(title)
-			}
+			};
 			// Update indexes
 			this.clearCache(title);
 			this.clearGlobalCache();
@@ -1422,8 +1439,7 @@ $tw.Wiki = function(options) {
 
 	// Unregister the plugin tiddlers of a particular type, or null/undefined for any type, optionally restricting unregistering to an array of tiddler titles. Returns an array of the titles affected
 	this.unregisterPluginTiddlers = function(pluginType,titles) {
-		var self = this,
-			unregisteredTitles = [];
+		var unregisteredTitles = [];
 		// Remove any previous registered plugins of this type
 		for(var t=pluginTiddlers.length-1; t>=0; t--) {
 			var tiddler = pluginTiddlers[t];
@@ -1437,16 +1453,15 @@ $tw.Wiki = function(options) {
 
 	// Unpack the currently registered plugins, creating shadow tiddlers for their constituent tiddlers
 	this.unpackPluginTiddlers = function() {
-		var self = this;
 		// Sort the plugin titles by the `plugin-priority` field, if this field is missing, default to 1
 		pluginTiddlers.sort(function(a, b) {
 			var priorityA = "plugin-priority" in a.fields ? a.fields["plugin-priority"] : 1;
 			var priorityB = "plugin-priority" in b.fields ? b.fields["plugin-priority"] : 1;
-			if (priorityA !== priorityB) {
+			if(priorityA !== priorityB) {
 				return priorityA - priorityB;
-			} else if (a.fields.title < b.fields.title) {
+			} else if(a.fields.title < b.fields.title) {
 				return -1;
-			} else if (a.fields.title === b.fields.title) {
+			} else if(a.fields.title === b.fields.title) {
 				return 0;
 			} else {
 				return +1;
@@ -1553,7 +1568,7 @@ $tw.Wiki.prototype.processSafeMode = function() {
 	// Assemble a report tiddler
 	var titleReportTiddler = "TiddlyWiki Safe Mode",
 		report = [];
-	report.push("TiddlyWiki has been started in [[safe mode|https://tiddlywiki.com/static/SafeMode.html]]. All plugins are temporarily disabled. Most customisations have been disabled by renaming the following tiddlers:")
+	report.push("TiddlyWiki has been started in [[safe mode|https://tiddlywiki.com/static/SafeMode.html]]. All plugins are temporarily disabled. Most customisations have been disabled by renaming the following tiddlers:");
 	// Delete the overrides
 	overrides.forEach(function(title) {
 		var tiddler = self.getTiddler(title),
@@ -1562,7 +1577,7 @@ $tw.Wiki.prototype.processSafeMode = function() {
 		self.addTiddler(new $tw.Tiddler(tiddler, {title: newTitle}));
 		report.push("* [[" + title + "|" + newTitle + "]]");
 	});
-	report.push()
+	report.push();
 	this.addTiddler(new $tw.Tiddler({title: titleReportTiddler, text: report.join("\n\n")}));
 	// Set $:/DefaultTiddlers to point to our report
 	this.addTiddler(new $tw.Tiddler({title: "$:/DefaultTiddlers", text: "[[" + titleReportTiddler + "]]"}));
@@ -1996,7 +2011,7 @@ $tw.loadTiddlersFromSpecification = function(filepath,excludeRegExp) {
 							value = $tw.utils.stringifyList(path.relative(rootPath, filename).split(path.sep).slice(0, -1));
 							break;
 						case "filepath":
-							value = path.relative(rootPath, filename).split(path.sep).join('/');
+							value = path.relative(rootPath, filename).split(path.sep).join("/");
 							break;
 						case "filename":
 							value = path.basename(filename);
@@ -2049,7 +2064,7 @@ $tw.loadTiddlersFromSpecification = function(filepath,excludeRegExp) {
 			}
 		});
 		return arrayOfFiles;
-	}
+	};
 	// Process the listed tiddlers
 	$tw.utils.each(filesInfo.tiddlers,function(tidInfo) {
 		if(tidInfo.prefix && tidInfo.suffix) {
@@ -2158,7 +2173,7 @@ Returns the path of the plugin folder
 $tw.findLibraryItem = function(name,paths) {
 	var pathIndex = 0;
 	do {
-		var pluginPath = path.resolve(paths[pathIndex],"./" + name)
+		var pluginPath = path.resolve(paths[pathIndex],"./" + name);
 		if(fs.existsSync(pluginPath) && fs.statSync(pluginPath).isDirectory()) {
 			return pluginPath;
 		}
@@ -2517,7 +2532,7 @@ $tw.boot.initStartup = function(options) {
 				}
 			});
 			return result;
-		}
+		};
 	}
 };
 $tw.boot.loadStartup = function(options){
@@ -2534,7 +2549,7 @@ $tw.boot.loadStartup = function(options){
 	}
 	// Give hooks a chance to modify the store
 	$tw.hooks.invokeHook("th-boot-tiddlers-loaded");
-}
+};
 $tw.boot.execStartup = function(options){
 	// Unpack plugin tiddlers
 	$tw.wiki.readPluginInfo();
@@ -2564,7 +2579,7 @@ $tw.boot.execStartup = function(options){
 	$tw.boot.disabledStartupModules = $tw.boot.disabledStartupModules || [];
 	// Repeatedly execute the next eligible task
 	$tw.boot.executeNextStartupTask(options.callback);
-}
+};
 /*
 Startup TiddlyWiki
 */
@@ -2583,7 +2598,7 @@ $tw.addUnloadTask = function(task) {
 	if($tw.unloadTasks.indexOf(task) === -1) {
 		$tw.unloadTasks.push(task);
 	}
-}
+};
 
 /*
 Execute the remaining eligible startup tasks
@@ -2630,7 +2645,7 @@ $tw.boot.executeNextStartupTask = function(callback) {
 		}
 		taskIndex++;
 	}
-	if(typeof callback === 'function') {
+	if(typeof callback === "function") {
 		callback();
 	}
 	return false;

community/project/teams/Infrastructure Team.tid

@@ -1,6 +1,7 @@
 created: 20250909171928024
 modified: 20251110133437795
 tags: Community/Team
+leader: @kjharcombe 
 team: @MotovunJack
 title: Infrastructure Team
 
@@ -12,4 +13,4 @@ The infrastructure includes:
 * github.com/TiddlyWiki
 * tiddlywiki.com DNS
 * Netlify account for PR previews
-* edit.tiddlywiki.com
+* edit.tiddlywiki.com

community/project/teams/TiddlyDesktop Team.tid

@@ -0,0 +1,8 @@
+title: TiddlyWiki Team
+tags: Community/Team
+modified: 20260708095630754
+created: 20260708095630754
+leader: @BurningTreeC
+team: 
+
+The TiddlyDesktop development repository is at https://github.com/TiddlyWiki/TiddlyDesktop

core-server/commander.js

@@ -103,7 +103,7 @@ Commander.prototype.executeNextCommand = function() {
 					c = new command.Command(params,this);
 					err = c.execute();
 					if(err && typeof err.then === "function") {
-						err.then(e => { e ? this.callback(e) : this.executeNextCommand(); });
+						err.then((e) => { e ? this.callback(e) : this.executeNextCommand(); });
 					} else if(err) {
 						this.callback(err);
 					} else {
@@ -120,7 +120,7 @@ Commander.prototype.executeNextCommand = function() {
 					});
 					err = c.execute();
 					if(err && typeof err.then === "function") {
-						err.then(e => { if(e) this.callback(e); });
+						err.then((e) => { if(e) this.callback(e); });
 					} else if(err) {
 						this.callback(err);
 					}

core-server/commands/commands.js

@@ -25,7 +25,7 @@ Command.prototype.execute = function() {
 	if(!filter) {
 		return "No filter specified";
 	}
-	var commands = this.commander.wiki.filterTiddlers(filter)
+	var commands = this.commander.wiki.filterTiddlers(filter);
 	if(commands.length === 0) {
 		return "No tiddlers found for filter '" + filter + "'";
 	}

core-server/commands/deletetiddlers.js

@@ -24,8 +24,7 @@ Command.prototype.execute = function() {
 	if(this.params.length < 1) {
 		return "Missing filter";
 	}
-	var self = this,
-		wiki = this.commander.wiki,
+	var wiki = this.commander.wiki,
 		filter = this.params[0],
 		tiddlers = wiki.filterTiddlers(filter);
 	$tw.utils.each(tiddlers,function(title) {

core-server/commands/fetch.js

@@ -66,7 +66,7 @@ Command.prototype.fetchFiles = function(options) {
 	// Get the list of URLs
 	var urls;
 	if(options.url) {
-		urls = [options.url]
+		urls = [options.url];
 	} else if(options.urlFilter) {
 		urls = this.commander.wiki.filterTiddlers(options.urlFilter);
 	} else {
@@ -96,30 +96,30 @@ Command.prototype.fetchFile = function(url,options,callback,redirectCount) {
 	var self = this,
 		lib = url.substr(0,8) === "https://" ? require("https") : require("http");
 	lib.get(url).on("response",function(response) {
-	    var type = (response.headers["content-type"] || "").split(";")[0],
-	    	data = [];
-	    self.commander.write("Reading " + url + ": ");
-	    response.on("data",function(chunk) {
-	        data.push(chunk);
-	        self.commander.write(".");
-	    });
-	    response.on("end",function() {
-	        self.commander.write("\n");
-	        if(response.statusCode === 200) {
-		        self.processBody(Buffer.concat(data),type,options,url);
-		        callback(null);
-	        } else {
-	        	if(response.statusCode === 302 || response.statusCode === 303 || response.statusCode === 307) {
-	        		return self.fetchFile(response.headers.location,options,callback,redirectCount + 1);
-	        	} else {
-		        	return callback("Error " + response.statusCode + " retrieving " + url)
-	        	}
-	        }
-	   	});
-	   	response.on("error",function(e) {
+		var type = (response.headers["content-type"] || "").split(";")[0],
+			data = [];
+		self.commander.write("Reading " + url + ": ");
+		response.on("data",function(chunk) {
+			data.push(chunk);
+			self.commander.write(".");
+		});
+		response.on("end",function() {
+			self.commander.write("\n");
+			if(response.statusCode === 200) {
+				self.processBody(Buffer.concat(data),type,options,url);
+				callback(null);
+			} else {
+				if(response.statusCode === 302 || response.statusCode === 303 || response.statusCode === 307) {
+					return self.fetchFile(response.headers.location,options,callback,redirectCount + 1);
+				} else {
+					return callback("Error " + response.statusCode + " retrieving " + url);
+				}
+			}
+		});
+		response.on("error",function(e) {
 			console.log("Error on GET request: " + e);
 			callback(e);
-	   	});
+		});
 	});
 	return null;
 };
@@ -153,18 +153,18 @@ Command.prototype.processBody = function(body,type,options,url) {
 			if(options.transformFilter) {
 				var transformedTitle = (incomingWiki.filterTiddlers(options.transformFilter,null,self.commander.wiki.makeTiddlerIterator([title])) || [""])[0];
 				if(transformedTitle) {
-					self.commander.log("Importing " + title + " as " + transformedTitle)
+					self.commander.log("Importing " + title + " as " + transformedTitle);
 					newTiddler = new $tw.Tiddler(tiddler,{title: transformedTitle});
 				}
 			} else {
-				self.commander.log("Importing " + title)
+				self.commander.log("Importing " + title);
 				newTiddler = tiddler;
 			}
 			self.commander.wiki.importTiddler(newTiddler);
 			count++;
 		}
 	});
-	self.commander.log("Imported " + count + " tiddlers")
+	self.commander.log("Imported " + count + " tiddlers");
 };
 
 exports.Command = Command;

core-server/commands/import.js

@@ -22,8 +22,7 @@ var Command = function(params,commander,callback) {
 
 Command.prototype.execute = function() {
 	var self = this,
-		fs = require("fs"),
-		path = require("path");
+		fs = require("fs");
 	if(this.params.length < 2) {
 		return "Missing parameters";
 	}

core-server/commands/init.js

@@ -20,8 +20,7 @@ var Command = function(params,commander) {
 };
 
 Command.prototype.execute = function() {
-	var fs = require("fs"),
-		path = require("path");
+	var fs = require("fs");
 	// Check that we don't already have a valid wiki folder
 	if($tw.boot.wikiTiddlersPath || ($tw.utils.isDirectory($tw.boot.wikiPath) && !$tw.utils.isDirectoryEmpty($tw.boot.wikiPath))) {
 		return "Wiki folder is not empty";

core-server/commands/listen.js

@@ -19,7 +19,6 @@ exports.info = {
 };
 
 var Command = function(params,commander,callback) {
-	var self = this;
 	this.params = params;
 	this.commander = commander;
 	this.callback = callback;

core-server/commands/load.js

@@ -21,9 +21,7 @@ var Command = function(params,commander,callback) {
 };
 
 Command.prototype.execute = function() {
-	var self = this,
-		fs = require("fs"),
-		path = require("path");
+	var self = this;
 	if(this.params.length < 1) {
 		return "Missing filename";
 	}

core-server/commands/output.js

@@ -21,8 +21,7 @@ var Command = function(params,commander,callback) {
 };
 
 Command.prototype.execute = function() {
-	var fs = require("fs"),
-		path = require("path");
+	var path = require("path");
 	if(this.params.length < 1) {
 		return "Missing output path";
 	}

core-server/commands/render.js

@@ -7,59 +7,57 @@ Render individual tiddlers and save the results to the specified files
 
 \*/
 
-	"use strict";
+"use strict";
 	
-	var widget = require("$:/core/modules/widgets/widget.js");
+exports.info = {
+	name: "render",
+	synchronous: true
+};
 	
-	exports.info = {
-		name: "render",
-		synchronous: true
-	};
+var Command = function(params,commander,callback) {
+	this.params = params;
+	this.commander = commander;
+	this.callback = callback;
+};
 	
-	var Command = function(params,commander,callback) {
-		this.params = params;
-		this.commander = commander;
-		this.callback = callback;
-	};
-	
-	Command.prototype.execute = function() {
-		if(this.params.length < 1) {
-			return "Missing tiddler filter";
+Command.prototype.execute = function() {
+	if(this.params.length < 1) {
+		return "Missing tiddler filter";
+	}
+	var self = this,
+		fs = require("fs"),
+		path = require("path"),
+		wiki = this.commander.wiki,
+		tiddlerFilter = this.params[0],
+		filenameFilter = this.params[1] || "[is[tiddler]addsuffix[.html]]",
+		type = this.params[2] || "text/html",
+		template = this.params[3],
+		variableList = this.params.slice(4),
+		tiddlers = wiki.filterTiddlers(tiddlerFilter),
+		variables =  Object.create(null);
+	while(variableList.length >= 2) {
+		variables[variableList[0]] = variableList[1];
+		variableList = variableList.slice(2);
+	}
+	$tw.utils.each(tiddlers,function(title) {
+		var filenameResults = wiki.filterTiddlers(filenameFilter,$tw.rootWidget,wiki.makeTiddlerIterator([title]));
+		if(filenameResults.length > 0) {
+			var filepath = path.resolve(self.commander.outputPath,filenameResults[0]);
+			if(self.commander.verbose) {
+				console.log("Rendering \"" + title + "\" to \"" + filepath + "\"");
+			}
+			var parser = wiki.parseTiddler(template || title),
+				widgetNode = wiki.makeWidget(parser,{variables: $tw.utils.extend({},variables,{currentTiddler: title,storyTiddler: title})}),
+				container = $tw.fakeDocument.createElement("div");
+			widgetNode.render(container,null);
+			var text = type === "text/html" ? container.innerHTML : container.textContent;
+			$tw.utils.createFileDirectories(filepath);
+			fs.writeFileSync(filepath,text,"utf8");
+		} else {
+			console.log("Not rendering \"" + title + "\" because the filename filter returned an empty result");
 		}
-		var self = this,
-			fs = require("fs"),
-			path = require("path"),
-			wiki = this.commander.wiki,
-			tiddlerFilter = this.params[0],
-			filenameFilter = this.params[1] || "[is[tiddler]addsuffix[.html]]",
-			type = this.params[2] || "text/html",
-			template = this.params[3],
-			variableList = this.params.slice(4),
-			tiddlers = wiki.filterTiddlers(tiddlerFilter),
-			variables =  Object.create(null);
-			while(variableList.length >= 2) {
-				variables[variableList[0]] = variableList[1];
-				variableList = variableList.slice(2);
-			}
-		$tw.utils.each(tiddlers,function(title) {
-			var filenameResults = wiki.filterTiddlers(filenameFilter,$tw.rootWidget,wiki.makeTiddlerIterator([title]));
-			if(filenameResults.length > 0) {
-				var filepath = path.resolve(self.commander.outputPath,filenameResults[0]);
-				if(self.commander.verbose) {
-					console.log("Rendering \"" + title + "\" to \"" + filepath + "\"");
-				}
-				var parser = wiki.parseTiddler(template || title),
-					widgetNode = wiki.makeWidget(parser,{variables: $tw.utils.extend({},variables,{currentTiddler: title,storyTiddler: title})}),
-					container = $tw.fakeDocument.createElement("div");
-				widgetNode.render(container,null);
-				var text = type === "text/html" ? container.innerHTML : container.textContent;
-				$tw.utils.createFileDirectories(filepath);
-				fs.writeFileSync(filepath,text,"utf8");
-			} else {
-				console.log("Not rendering \"" + title + "\" because the filename filter returned an empty result");
-			}
-		});
-		return null;
-	};
+	});
+	return null;
+};
 	
-	exports.Command = Command;
+exports.Command = Command;

core-server/commands/rendertiddlers.js

@@ -9,8 +9,6 @@ Command to render several tiddlers to a folder of files
 
 "use strict";
 
-var widget = require("$:/core/modules/widgets/widget.js");
-
 exports.info = {
 	name: "rendertiddlers",
 	synchronous: true

core-server/commands/save.js

@@ -7,57 +7,56 @@ Saves individual tiddlers in their raw text or binary format to the specified fi
 
 \*/
 
-	"use strict";
+"use strict";
 	
-	exports.info = {
-		name: "save",
-		synchronous: true
-	};
+exports.info = {
+	name: "save",
+	synchronous: true
+};
 	
-	var Command = function(params,commander,callback) {
-		this.params = params;
-		this.commander = commander;
-		this.callback = callback;
-	};
+var Command = function(params,commander,callback) {
+	this.params = params;
+	this.commander = commander;
+	this.callback = callback;
+};
 	
-	Command.prototype.execute = function() {
-		if(this.params.length < 1) {
-			return "Missing filename filter";
-		}
-		var self = this,
-			fs = require("fs"),
-			path = require("path"),
-			result = null,
-			wiki = this.commander.wiki,
-			tiddlerFilter = this.params[0],
-			filenameFilter = this.params[1] || "[is[tiddler]]",
-			tiddlers = wiki.filterTiddlers(tiddlerFilter);
-		$tw.utils.each(tiddlers,function(title) {
-			if(!result) {
-				var tiddler = self.commander.wiki.getTiddler(title);
-				if(tiddler) {
-					var fileInfo = $tw.utils.generateTiddlerFileInfo(tiddler,{
-						directory: path.resolve(self.commander.outputPath),
-						pathFilters: [filenameFilter],
-						wiki: wiki,
-						fileInfo: {
-							overwrite: true
-						}
-					});
-					if(self.commander.verbose) {
-						console.log("Saving \"" + title + "\" to \"" + fileInfo.filepath + "\"");
+Command.prototype.execute = function() {
+	if(this.params.length < 1) {
+		return "Missing filename filter";
+	}
+	var self = this,
+		path = require("path"),
+		result = null,
+		wiki = this.commander.wiki,
+		tiddlerFilter = this.params[0],
+		filenameFilter = this.params[1] || "[is[tiddler]]",
+		tiddlers = wiki.filterTiddlers(tiddlerFilter);
+	$tw.utils.each(tiddlers,function(title) {
+		if(!result) {
+			var tiddler = self.commander.wiki.getTiddler(title);
+			if(tiddler) {
+				var fileInfo = $tw.utils.generateTiddlerFileInfo(tiddler,{
+					directory: path.resolve(self.commander.outputPath),
+					pathFilters: [filenameFilter],
+					wiki: wiki,
+					fileInfo: {
+						overwrite: true
 					}
-					try {
-						$tw.utils.saveTiddlerToFileSync(tiddler,fileInfo);
-					} catch (err) {
-						result = "Error saving tiddler \"" + title + "\", to file: \"" + fileInfo.filepath + "\"";
-					}
-				} else {
-					result = "Tiddler '" + title + "' not found";
+				});
+				if(self.commander.verbose) {
+					console.log("Saving \"" + title + "\" to \"" + fileInfo.filepath + "\"");
 				}
+				try {
+					$tw.utils.saveTiddlerToFileSync(tiddler,fileInfo);
+				} catch (err) {
+					result = "Error saving tiddler \"" + title + "\", to file: \"" + fileInfo.filepath + "\"";
+				}
+			} else {
+				result = "Tiddler '" + title + "' not found";
 			}
-		});
-		return result;
-	};
+		}
+	});
+	return result;
+};
 	
-	exports.Command = Command;
+exports.Command = Command;

core-server/commands/savetiddlers.js

@@ -9,8 +9,6 @@ Command to save several tiddlers to a folder of files
 
 "use strict";
 
-var widget = require("$:/core/modules/widgets/widget.js");
-
 exports.info = {
 	name: "savetiddlers",
 	synchronous: true

core-server/commands/savewikifolder.js

@@ -43,7 +43,7 @@ Command.prototype.execute = function() {
 		namedParames,
 		tiddlerFilter,
 		options = {};
-	if (regFilter.test(this.params[1])) {  
+	if(regFilter.test(this.params[1])) {  
 		namedParames = this.commander.extractNamedParameters(this.params.slice(1));
 		tiddlerFilter = namedParames.filter || "[all[tiddlers]]";
 	} else {
@@ -177,13 +177,13 @@ WikiFolderMaker.prototype.saveCustomPlugin = function(pluginTiddler) {
 	$tw.utils.each(pluginTiddlers,function(tiddler,title) {
 		if(!tiddler.title) {
 			tiddler.title = title;
-		 }
+		}
 		self.saveTiddler(directory,new $tw.Tiddler(tiddler));
 	});
 };
 
 WikiFolderMaker.prototype.saveTiddler = function(directory,tiddler) {
-	var title = tiddler.fields.title, fileInfo, pathFilters, extFilters;
+	var fileInfo, pathFilters, extFilters;
 	if(this.wiki.tiddlerExists("$:/config/FileSystemPaths")) {
 		pathFilters = this.wiki.getTiddlerText("$:/config/FileSystemPaths","").split("\n");
 	}

core-server/commands/server.js

@@ -17,7 +17,6 @@ exports.info = {
 };
 
 var Command = function(params,commander,callback) {
-	var self = this;
 	this.params = params;
 	this.commander = commander;
 	this.callback = callback;

core-server/commands/setfield.js

@@ -9,8 +9,6 @@ Command to modify selected tiddlers to set a field to the text of a template tid
 
 "use strict";
 
-var widget = require("$:/core/modules/widgets/widget.js");
-
 exports.info = {
 	name: "setfield",
 	synchronous: true
@@ -26,8 +24,7 @@ Command.prototype.execute = function() {
 	if(this.params.length < 4) {
 		return "Missing parameters";
 	}
-	var self = this,
-		wiki = this.commander.wiki,
+	var wiki = this.commander.wiki,
 		filter = this.params[0],
 		fieldname = this.params[1] || "text",
 		templatetitle = this.params[2],

core-server/filesystem.js

@@ -26,7 +26,7 @@ exports.getSubdirectories = function(dirPath) {
 		}
 	});
 	return subdirs;
-}
+};
 
 /*
 Recursively (and synchronously) copy a directory and all its content
@@ -46,8 +46,7 @@ exports.copyDirectory = function(srcPath,dstPath) {
 	}
 	// Function to copy a folder full of files
 	var copy = function(srcPath,dstPath) {
-		var srcStats = fs.lstatSync(srcPath),
-			dstExists = fs.existsSync(dstPath);
+		var srcStats = fs.lstatSync(srcPath);
 		if(srcStats.isFile()) {
 			$tw.utils.copyFile(srcPath,dstPath);
 		} else if(srcStats.isDirectory()) {
@@ -83,7 +82,7 @@ exports.copyFile = function(srcPath,dstPath) {
 		dstFile = fs.openSync(dstPath,"w"),
 		bytesRead = 1,
 		pos = 0;
-	while (bytesRead > 0) {
+	while(bytesRead > 0) {
 		bytesRead = fs.readSync(srcFile,fileBuffer,0,FILE_BUFFER_LENGTH,pos);
 		fs.writeSync(dstFile,fileBuffer,0,bytesRead);
 		pos += bytesRead;
@@ -148,7 +147,7 @@ exports.deleteDirectory = function(dirPath) {
 				fs.unlinkSync(currPath);
 			}
 		}
-	fs.rmdirSync(dirPath);
+		fs.rmdirSync(dirPath);
 	}
 	return null;
 };
@@ -255,7 +254,7 @@ exports.generateTiddlerFileInfo = function(tiddler,options) {
 					// Overriding to the .tid extension needs special handling
 					fileInfo.type = "application/x-tiddler";
 					fileInfo.hasMetaFile = false;
-				} else if (metaExt === ".json") {
+				} else if(metaExt === ".json") {
 					// Overriding to the .json extension needs special handling
 					fileInfo.type = "application/json";
 					fileInfo.hasMetaFile = false;
@@ -345,18 +344,18 @@ exports.generateTiddlerFilepath = function(title,options) {
 	// Replace any Windows control codes
 	filepath = filepath.replace(/^(con|prn|aux|nul|com[0-9]|lpt[0-9])$/i,"_$1_");
 	// Replace any leading spaces with the same number of underscores
-	filepath = filepath.replace(/^ +/,function (u) { return u.replace(/ /g, "_")});
+	filepath = filepath.replace(/^ +/,function (u) { return u.replace(/ /g, "_");});
 	//If the path does not start with "." or ".." && a path seperator, then
 	if(!/^\.{1,2}[/\\]/g.test(filepath)) {
 		// Don't let the filename start with any dots because such files are invisible on *nix
-		filepath = filepath.replace(/^\.+/g,function (u) { return u.replace(/\./g, "_")});
+		filepath = filepath.replace(/^\.+/g,function (u) { return u.replace(/\./g, "_");});
 	}
 	// Replace any Unicode control codes
 	filepath = filepath.replace(/[\x00-\x1f\x80-\x9f]/g,"_");
 	// Replace any characters that can't be used in cross-platform filenames
 	filepath = $tw.utils.transliterate(filepath.replace(/<|>|~|\:|\"|\||\?|\*|\^/g,"_"));
 	// Replace any dots or spaces at the end of the extension with the same number of underscores
-	extension = extension.replace(/[\. ]+$/, function (u) { return u.replace(/[\. ]/g, "_")});
+	extension = extension.replace(/[\. ]+$/, function (u) { return u.replace(/[\. ]/g, "_");});
 	// Truncate the extension if it is too long
 	if(extension.length > 32) {
 		extension = extension.substr(0,32);
@@ -382,9 +381,9 @@ exports.generateTiddlerFilepath = function(title,options) {
 	}
 	// Add a uniquifier if the file already exists (default)
 	var fullPath = path.resolve(directory, filepath + extension);
-	if (!overwrite) {
+	if(!overwrite) {
 		var oldPath = (options.fileInfo) ? options.fileInfo.filepath : undefined,
-		count = 0;
+			count = 0;
 		do {
 			fullPath = path.resolve(directory,filepath + (count ? "_" + count : "") + extension);
 			if(oldPath && oldPath == fullPath) break;
@@ -401,7 +400,7 @@ exports.generateTiddlerFilepath = function(title,options) {
 			writePath.indexOf(path.resolve(directory)) == 0 ||
 			writePath.indexOf(path.resolve($tw.boot.wikiPath)) == 0 ||
 			writePath.indexOf(path.resolve($tw.boot.wikiTiddlersPath,originalpath)) == 0 );
-		}
+	}
 	if(encode) {
 		writePath = path.resolve(directory,$tw.utils.encodeURIComponentExtended(fullPath));
 	}
@@ -521,12 +520,12 @@ Cleanup old files on disk, by comparing the options values:
 */
 exports.cleanupTiddlerFiles = function(options,callback) {
 	var adaptorInfo = options.adaptorInfo || {},
-	bootInfo = options.bootInfo || {},
-	title = options.title || "undefined";
+		bootInfo = options.bootInfo || {},
+		title = options.title || "undefined";
 	if(adaptorInfo.filepath && bootInfo.filepath && adaptorInfo.filepath !== bootInfo.filepath) {
 		$tw.utils.deleteTiddlerFile(adaptorInfo,function(err) {
 			if(err) {
-				if ((err.code == "EPERM" || err.code == "EACCES") && err.syscall == "unlink") {
+				if((err.code == "EPERM" || err.code == "EACCES") && err.syscall == "unlink") {
 					// Error deleting the previous file on disk, should fail gracefully
 					$tw.syncer.displayError("Server desynchronized. Error cleaning up previous file for tiddler: \""+title+"\"",err);
 					return callback(null,bootInfo);

core-server/server/authenticators/basic.js

@@ -10,9 +10,7 @@ Authenticator for WWW basic authentication
 "use strict";
 
 if($tw.node) {
-	var util = require("util"),
-		fs = require("fs"),
-		url = require("url"),
+	var fs = require("fs"),
 		path = require("path");
 }
 

core-server/server/routes/get-index.js

@@ -19,7 +19,7 @@ exports.info = {
 exports.handler = function(request,response,state) {
 	var text = state.wiki.renderTiddler(state.server.get("root-render-type"),state.server.get("root-tiddler")),
 		responseHeaders = {
-		"Content-Type": state.server.get("root-serve-type")
-	};
+			"Content-Type": state.server.get("root-serve-type")
+		};
 	state.sendResponse(200,responseHeaders,text);
 };

core-server/server/routes/get-tiddler-html.js

@@ -33,8 +33,8 @@ exports.handler = function(request,response,state) {
 		}
 		var text = state.wiki.renderTiddler(renderType,renderTemplate,{parseAsInline: true, variables: {currentTiddler: title}});
 
-		// Naughty not to set a content-type, but it's the easiest way to ensure the browser will see HTML pages as HTML, and accept plain text tiddlers as CSS or JS
-		state.sendResponse(200,{},text,"utf8");
+		var headers = {"Content-Type": renderType};
+		state.sendResponse(200,headers,text,"utf8");
 	} else {
 		response.writeHead(404);
 		response.end();

core-server/server/routes/put-tiddler.js

@@ -18,7 +18,7 @@ exports.info = {
 
 exports.handler = function(request,response,state) {
 	var title = $tw.utils.decodeURIComponentSafe(state.params[0]),
-	fields = $tw.utils.parseJSONSafe(state.data);
+		fields = $tw.utils.parseJSONSafe(state.data);
 	// Pull up any subfields in the `fields` object
 	if(fields.fields) {
 		$tw.utils.each(fields.fields,function(field,name) {

core-server/server/server.js

@@ -9,14 +9,14 @@ Serve tiddlers over http
 
 "use strict";
 
+let fs, path, crypto, zlib, URL;
+
 if($tw.node) {
-	var util = require("util"),
-		fs = require("fs"),
-		url = require("url"),
-		path = require("path"),
-		querystring = require("querystring"),
-		crypto = require("crypto"),
-		zlib = require("zlib");
+	fs = require("fs"),
+	path = require("path"),
+	crypto = require("crypto"),
+	zlib = require("zlib");
+	URL = require("url").URL;
 }
 
 /*
@@ -41,7 +41,9 @@ function Server(options) {
 		}
 	}
 	// Setup the default required plugins
-	this.requiredPlugins = this.get("required-plugins").split(',');
+	this.requiredPlugins = this.get("required-plugins").split(",");
+	// Initialise CORS
+	this.corsEnable = this.get("cors-enable") === "yes";
 	// Initialise CSRF
 	this.csrfDisable = this.get("csrf-disable") === "yes";
 	// Initialize Gzip compression
@@ -60,9 +62,9 @@ function Server(options) {
 	this.authorizationPrincipals = {
 		readers: (this.get("readers") || authorizedUserName).split(",").map($tw.utils.trim),
 		writers: (this.get("writers") || authorizedUserName).split(",").map($tw.utils.trim)
-	}
+	};
 	if(this.get("admin") || authorizedUserName !== "(anon)") {
-		this.authorizationPrincipals["admin"] = (this.get("admin") || authorizedUserName).split(',').map($tw.utils.trim)
+		this.authorizationPrincipals["admin"] = (this.get("admin") || authorizedUserName).split(",").map($tw.utils.trim);
 	}
 	// Load and initialise authenticators
 	$tw.modules.forEachModuleOfType("authenticator", function(title,authenticatorDefinition) {
@@ -89,7 +91,7 @@ function Server(options) {
 		this.listenOptions = {
 			key: fs.readFileSync(path.resolve(this.boot.wikiPath,tlsKeyFilepath),"utf8"),
 			cert: fs.readFileSync(path.resolve(this.boot.wikiPath,tlsCertFilepath),"utf8"),
-			passphrase: tlsPassphrase || ''
+			passphrase: tlsPassphrase || ""
 		};
 		this.protocol = "https";
 	}
@@ -114,7 +116,7 @@ encoding: the encoding of the data to send (passed to the end method of the resp
 */
 function sendResponse(request,response,statusCode,headers,data,encoding) {
 	if(this.enableBrowserCache && (statusCode == 200)) {
-		var hash = crypto.createHash('md5');
+		var hash = crypto.createHash("md5");
 		// Put everything into the hash that could change and invalidate the data that
 		// the browser already stored. The headers the data and the encoding.
 		hash.update(data);
@@ -209,7 +211,6 @@ Server.prototype.addAuthenticator = function(AuthenticatorClass) {
 Server.prototype.findMatchingRoute = function(request,state) {
 	for(var t=0; t<this.routes.length; t++) {
 		var potentialRoute = this.routes[t],
-			pathRegExp = potentialRoute.path,
 			pathname = state.urlInfo.pathname,
 			match;
 		if(state.pathPrefix) {
@@ -248,7 +249,7 @@ Check whether a given user is authorized for the specified authorizationType ("r
 Server.prototype.isAuthorized = function(authorizationType,username) {
 	var principals = this.authorizationPrincipals[authorizationType] || [];
 	return principals.indexOf("(anon)") !== -1 || (username && (principals.indexOf("(authenticated)") !== -1 || principals.indexOf(username) !== -1));
-}
+};
 
 Server.prototype.requestHandler = function(request,response,options) {
 	options = options || {};
@@ -258,9 +259,16 @@ Server.prototype.requestHandler = function(request,response,options) {
 	state.wiki = options.wiki || self.wiki;
 	state.boot = options.boot || self.boot;
 	state.server = self;
-	state.urlInfo = url.parse(request.url);
-	state.queryParameters = querystring.parse(state.urlInfo.query);
+	state.urlInfo = new URL(request.url, "http://localhost");
+	state.queryParameters = Object.fromEntries(state.urlInfo.searchParams);
 	state.pathPrefix = options.pathPrefix || this.get("path-prefix") || "";
+	// Enable CORS
+	if(this.corsEnable) {
+		response.setHeader("Access-Control-Allow-Origin", "*");
+		response.setHeader("Access-Control-Allow-Headers", "*");
+		response.setHeader("Access-Control-Allow-Methods", "*");
+		response.setHeader("Access-Control-Expose-Headers", "*");
+	}
 	state.sendResponse = sendResponse.bind(self,request,response);
 	// Get the principals authorized to access this resource
 	state.authorizationType = options.authorizationType || this.methodMappings[request.method] || "readers";
@@ -285,6 +293,12 @@ Server.prototype.requestHandler = function(request,response,options) {
 		response.end();
 		return;
 	}
+	// Reply to OPTIONS
+	if(this.corsEnable && request.method === "OPTIONS") {
+		response.writeHead(204);
+		response.end();
+		return;
+	}
 	// Find the route that matches this path
 	var route = self.findMatchingRoute(request,state);
 	// Optionally output debug info
@@ -322,7 +336,7 @@ Server.prototype.requestHandler = function(request,response,options) {
 		request.on("end",function() {
 			state.data = Buffer.concat(data);
 			route.handler(request,response,state);
-		})
+		});
 	} else {
 		response.writeHead(400,"Invalid bodyFormat " + route.bodyFormat + " in route " + route.method + " " + route.path.source);
 		response.end();
@@ -347,8 +361,8 @@ Server.prototype.listen = function(port,host,prefix) {
 	}
 	// Warn if required plugins are missing
 	var missing = [];
-	for (var index=0; index<this.requiredPlugins.length; index++) {
-		if (!this.wiki.getTiddler(this.requiredPlugins[index])) {
+	for(var index=0; index<this.requiredPlugins.length; index++) {
+		if(!this.wiki.getTiddler(this.requiredPlugins[index])) {
 			missing.push(this.requiredPlugins[index]);
 		}
 	}

core-server/utils/base64.js

@@ -9,22 +9,22 @@ Base64 UTF-8 utlity functions.
 
 "use strict";
 
-const{ TextEncoder, TextDecoder } = require("node:util");
+const { TextEncoder, TextDecoder } = require("node:util");
 
-exports.btoa = binstr => Buffer.from(binstr, "binary").toString("base64");
+exports.btoa = (binstr) => Buffer.from(binstr, "binary").toString("base64");
 
-exports.atob = b64 => Buffer.from(b64, "base64").toString("binary");
+exports.atob = (b64) => Buffer.from(b64, "base64").toString("binary");
 
 function base64ToBytes(base64) {
 	const binString = exports.atob(base64);
-	return Uint8Array.from(binString, m => m.codePointAt(0));
+	return Uint8Array.from(binString, (m) => m.codePointAt(0));
 };
 
 function bytesToBase64(bytes) {
-	const binString = Array.from(bytes, byte => String.fromCodePoint(byte)).join("");
+	const binString = Array.from(bytes, (byte) => String.fromCodePoint(byte)).join("");
 	return exports.btoa(binString);
 };
 
-exports.base64EncodeUtf8 = str => bytesToBase64(new TextEncoder().encode(str));
+exports.base64EncodeUtf8 = (str) => bytesToBase64(new TextEncoder().encode(str));
 
-exports.base64DecodeUtf8 = str => new TextDecoder().decode(base64ToBytes(str));
+exports.base64DecodeUtf8 = (str) => new TextDecoder().decode(base64ToBytes(str));

core-server/utils/escapecss.js

@@ -0,0 +1,95 @@
+/*\
+title: $:/core-server/modules/utils/escapecss.js
+type: application/javascript
+module-type: utils-node
+
+Provides CSS.escape() functionality.
+
+\*/
+
+"use strict";
+
+exports.escapeCSS = (function() {
+	// see also https://drafts.csswg.org/cssom/#serialize-an-identifier
+
+	/* eslint-disable */
+	/*! https://mths.be/cssescape v1.5.1 by @mathias | MIT license */
+	return function(value) {
+		if (arguments.length == 0) {
+			throw new TypeError('`CSS.escape` requires an argument.');
+		}
+		var string = String(value);
+		var length = string.length;
+		var index = -1;
+		var codeUnit;
+		var result = '';
+		var firstCodeUnit = string.charCodeAt(0);
+		while (++index < length) {
+			codeUnit = string.charCodeAt(index);
+			// Note: there’s no need to special-case astral symbols, surrogate
+			// pairs, or lone surrogates.
+
+			// If the character is NULL (U+0000), then the REPLACEMENT CHARACTER
+			// (U+FFFD).
+			if (codeUnit == 0x0000) {
+				result += '\uFFFD';
+				continue;
+			}
+
+			if (
+				// If the character is in the range [\1-\1F] (U+0001 to U+001F) or is
+				// U+007F, […]
+				(codeUnit >= 0x0001 && codeUnit <= 0x001F) || codeUnit == 0x007F ||
+				// If the character is the first character and is in the range [0-9]
+				// (U+0030 to U+0039), […]
+				(index == 0 && codeUnit >= 0x0030 && codeUnit <= 0x0039) ||
+				// If the character is the second character and is in the range [0-9]
+				// (U+0030 to U+0039) and the first character is a `-` (U+002D), […]
+				(
+					index == 1 &&
+					codeUnit >= 0x0030 && codeUnit <= 0x0039 &&
+					firstCodeUnit == 0x002D
+				)
+			) {
+				// https://drafts.csswg.org/cssom/#escape-a-character-as-code-point
+				result += '\\' + codeUnit.toString(16) + ' ';
+				continue;
+			}
+
+			if (
+				// If the character is the first character and is a `-` (U+002D), and
+				// there is no second character, […]
+				index == 0 &&
+				length == 1 &&
+				codeUnit == 0x002D
+			) {
+				result += '\\' + string.charAt(index);
+				continue;
+			}
+
+			// If the character is not handled by one of the above rules and is
+			// greater than or equal to U+0080, is `-` (U+002D) or `_` (U+005F), or
+			// is in one of the ranges [0-9] (U+0030 to U+0039), [A-Z] (U+0041 to
+			// U+005A), or [a-z] (U+0061 to U+007A), […]
+			if (
+				codeUnit >= 0x0080 ||
+				codeUnit == 0x002D ||
+				codeUnit == 0x005F ||
+				codeUnit >= 0x0030 && codeUnit <= 0x0039 ||
+				codeUnit >= 0x0041 && codeUnit <= 0x005A ||
+				codeUnit >= 0x0061 && codeUnit <= 0x007A
+			) {
+				// the character itself
+				result += string.charAt(index);
+				continue;
+			}
+
+			// Otherwise, the escaped character.
+			// https://drafts.csswg.org/cssom/#escape-a-character
+			result += '\\' + string.charAt(index);
+
+		}
+		return result;
+	};
+	/* eslint-enable */
+})();

core-server/utils/repository.js

@@ -16,8 +16,7 @@ ignoreEnvironmentVariables: defaults to false
 */
 exports.getAllPlugins = function(options) {
 	options = options || {};
-	var fs = require("fs"),
-		path = require("path"),
+	var path = require("path"),
 		tiddlers = {};
 	// Collect up the library plugins
 	var collectPlugins = function(folder) {

core/language/en-GB/ControlPanel.multids

@@ -6,6 +6,7 @@ Appearance/Caption: Appearance
 Appearance/Hint: Ways to customise the appearance of your TiddlyWiki.
 Basics/AnimDuration/Prompt: Animation duration
 Basics/AutoFocus/Prompt: Default focus field for new tiddlers
+Basics/AutoFocusEdit/Prompt: Default focus field for existing tiddlers
 Basics/Caption: Basics
 Basics/DefaultTiddlers/BottomHint: Use [[double square brackets]] for titles with spaces. Or you can choose to {{retain story ordering||$:/snippets/retain-story-ordering-button}}
 Basics/DefaultTiddlers/Prompt: Default tiddlers
@@ -57,10 +58,11 @@ LayoutSwitcher/Caption: Layout
 LoadedModules/Caption: Loaded Modules
 LoadedModules/Hint: These are the currently loaded tiddler modules linked to their source tiddlers. Any italicised modules lack a source tiddler, typically because they were setup during the boot process.
 Palette/Caption: Palette
+Palette/CustomSettings/Prompt: Custom settings for current palette: <<palette-link>>
 Palette/Editor/Clone/Caption: clone
 Palette/Editor/Clone/Prompt: It is recommended that you clone this shadow palette before editing it
 Palette/Editor/Delete/Hint: delete this entry from the current palette
-Palette/Editor/Names/External/Show: Show color names that are not part of the current palette
+Palette/Editor/Names/External/Show: Show inherited palette entries
 Palette/Editor/Prompt/Modified: This shadow palette has been modified
 Palette/Editor/Prompt: Editing
 Palette/Editor/Reset/Caption: reset

core/language/en-GB/Draft.multids

@@ -0,0 +1,4 @@
+title: $:/language/Draft/
+
+Attribution: Draft of '<<draft-title>>' by {{$:/status/UserName}}
+Title: Draft of '<<draft-title>>'

core/language/en-GB/Import.multids

@@ -15,6 +15,8 @@ Listing/Preview/TextRaw: Text (Raw)
 Listing/Preview/Fields: Fields
 Listing/Preview/Diff: Diff
 Listing/Preview/DiffFields: Diff (Fields)
+Listing/ImportOptions/Caption: Import options
+Listing/ImportOptions/NoMatch: No import options apply to these files.
 Listing/Rename/Tooltip: Rename tiddler before importing
 Listing/Rename/Prompt: Rename to:
 Listing/Rename/ConfirmRename: Rename tiddler

core/language/en-GB/Search.multids

@@ -3,7 +3,6 @@ title: $:/language/Search/
 DefaultResults/Caption: List
 Filter/Caption: Filter
 Filter/Hint: Search via a [[filter expression|https://tiddlywiki.com/static/Filters.html]]
-Filter/AllowDuplicates: Allow duplicate results
 Filter/Matches: //<small><<resultCount>> matches</small>//
 Matches: //<small><<resultCount>> matches</small>//
 Matches/All: All matches:

core/language/en-GB/TiddlerInfo.multids

@@ -9,6 +9,11 @@ Advanced/ShadowInfo/NotShadow/Hint: The tiddler <$link to=<<infoTiddler>>><$text
 Advanced/ShadowInfo/Shadow/Hint: The tiddler <$link to=<<infoTiddler>>><$text text=<<infoTiddler>>/></$link> is a shadow tiddler
 Advanced/ShadowInfo/Shadow/Source: It is defined in the plugin <$link to=<<pluginTiddler>>><$text text=<<pluginTiddler>>/></$link>
 Advanced/ShadowInfo/OverriddenShadow/Hint: It is overridden by an ordinary tiddler
+Advanced/CascadeInfo/Heading: Cascade Details
+Advanced/CascadeInfo/Hint: These are the view template segments that are resolved for each of the system view template cascades
+Advanced/CascadeInfo/Detail/View: View
+Advanced/CascadeInfo/Detail/ActiveCascadeFilter: Active cascade filter
+Advanced/CascadeInfo/Detail/Template: Template
 Fields/Caption: Fields
 List/Caption: List
 List/Empty: This tiddler does not have a list

core/modules/background-actions.js

@@ -0,0 +1,116 @@
+/*\
+title: $:/core/modules/background-actions.js
+type: application/javascript
+module-type: global
+
+Class to dispatch actions when filters change
+
+\*/
+
+"use strict";
+
+class BackgroundActionDispatcher {
+	constructor(filterTracker, wiki) {
+		this.filterTracker = filterTracker;
+		this.wiki = wiki;
+		this.nextTrackedFilterId = 1;
+		this.trackedFilters = new Map(); // Use Map for better key management
+		// Track the filter for the background actions
+		this.filterTracker.track({
+			filterString: "[all[tiddlers+shadows]tag[$:/tags/BackgroundAction]!is[draft]]",
+			fnEnter: (title) => this.trackFilter(title),
+			fnLeave: (title, enterValue) => this.untrackFilter(enterValue),
+			fnChange: (title, enterValue) => {
+				this.untrackFilter(enterValue);
+				return this.trackFilter(title);
+			},
+			fnProcess: (changes) => this.process(changes)
+		});
+	}
+
+	trackFilter(title) {
+		const tiddler = this.wiki.getTiddler(title);
+		const id = this.nextTrackedFilterId++;
+		const tracker = new BackgroundActionTracker({
+			wiki: this.wiki,
+			title,
+			trackFilter: tiddler.fields["track-filter"],
+			actions: tiddler.fields.text
+		});
+		this.trackedFilters.set(id, tracker);
+		return id;
+	}
+
+	untrackFilter(enterValue) {
+		const tracker = this.trackedFilters.get(enterValue);
+		if(tracker) {
+			tracker.destroy();
+		}
+		this.trackedFilters.delete(enterValue);
+	}
+
+	process(changes) {
+		for(const tracker of this.trackedFilters.values()) {
+			tracker.process(changes);
+		}
+	}
+}
+
+/*
+Represents an individual tracked filter. Options include:
+wiki: wiki to use
+title: title of the tiddler being tracked
+trackFilter: filter string to track changes
+actions: actions to be executed when the filter changes
+*/
+class BackgroundActionTracker {
+	constructor({wiki, title, trackFilter, actions}) {
+		this.wiki = wiki;
+		this.title = title;
+		this.trackFilter = trackFilter;
+		this.actions = actions;
+		this.filterTracker = new $tw.FilterTracker(this.wiki);
+		this.hasChanged = false;
+		this.trackerID = this.filterTracker.track({
+			filterString: this.trackFilter,
+			fnEnter: () => { this.hasChanged = true; },
+			fnLeave: () => { this.hasChanged = true; },
+			fnProcess: (changes) => {
+				if(this.hasChanged) {
+					this.hasChanged = false;
+					console.log("Processing background action", this.title);
+					const tiddler = this.wiki.getTiddler(this.title);
+					let doActions = true;
+					if(tiddler && tiddler.fields.platforms) {
+						doActions = false;
+						const platforms = $tw.utils.parseStringArray(tiddler.fields.platforms);
+						if(($tw.browser && platforms.includes("browser")) || ($tw.node && platforms.includes("node"))) {
+							doActions = true;
+						}
+					}
+					if(doActions) {
+						this.wiki.invokeActionString(
+							this.actions,
+							null,
+							{
+								currentTiddler: this.title
+							},{
+								parentWidget: $tw.rootWidget
+							}
+						);
+					}
+				}
+			}
+		});
+	}
+
+	process(changes) {
+		this.filterTracker.handleChangeEvent(changes);
+	}
+
+	destroy() {
+		this.filterTracker.untrack(this.trackerID);
+	}
+}
+
+exports.BackgroundActionDispatcher = BackgroundActionDispatcher;

core/modules/editor/engines/framed.js

@@ -31,7 +31,7 @@ function FramedEngine(options) {
 	this.parentNode.insertBefore(this.iframeNode,this.nextSibling);
 	this.iframeDoc = this.iframeNode.contentWindow.document;
 	// (Firefox requires us to put some empty content in the iframe)
-	var paletteTitle = this.widget.wiki.getTiddlerText("$:/palette");
+	var paletteTitle = this.widget.wiki.getTiddlerText("$:/palette/palette-colours");
 	var colorScheme = (this.widget.wiki.getTiddler(paletteTitle) || {fields: {}}).fields["color-scheme"] || "light";
 	this.iframeDoc.open();
 	this.iframeDoc.write("<!DOCTYPE html><html><head><meta name='color-scheme' content='" + colorScheme + "'></head><body></body></html>");
@@ -156,14 +156,13 @@ Fix the height of textarea to fit content
 FramedEngine.prototype.fixHeight = function() {
 	// Make sure styles are updated
 	this.copyStyles();
-	// If .editRows is initialised, it takes precedence
-	if(this.widget.editTag === "textarea" && !this.widget.editRows) {
+	if(this.widget.editTag === "textarea") {
 		if(this.widget.editAutoHeight) {
 			if(this.domNode && !this.domNode.isTiddlyWikiFakeDom) {
 				var newHeight = $tw.utils.resizeTextAreaToFit(this.domNode,this.widget.editMinHeight);
 				this.iframeNode.style.height = newHeight + "px";
 			}
-		} else {
+		} else if(!this.widget.editRows) {
 			var fixedHeight = parseInt(this.widget.wiki.getTiddlerText(HEIGHT_VALUE_TITLE,"400px"),10);
 			fixedHeight = Math.max(fixedHeight,20);
 			this.domNode.style.height = fixedHeight + "px";
@@ -197,7 +196,7 @@ FramedEngine.prototype.handleFocusEvent = function(event) {
 Handle a keydown event
  */
 FramedEngine.prototype.handleKeydownEvent = function(event) {
-	if ($tw.keyboardManager.handleKeydownEvent(event, {onlyPriority: true})) {
+	if($tw.keyboardManager.handleKeydownEvent(event, {onlyPriority: true})) {
 		return true;
 	}
 

core/modules/editor/engines/simple.js

@@ -28,7 +28,12 @@ function SimpleEngine(options) {
 	if(this.widget.editTag === "textarea") {
 		this.domNode.appendChild(this.widget.document.createTextNode(this.value));
 	} else {
-		this.domNode.value = this.value;
+		if(this.widget.editType === "color") {
+			// The <input type="color"> element requires a six digit hex value
+			this.domNode.value = $tw.utils.convertCSSColorToRGBString(this.value);
+		} else {
+			this.domNode.value = this.value;
+		}
 	}
 	// Set the attributes
 	if(this.widget.editType && this.widget.editTag !== "textarea") {
@@ -83,6 +88,9 @@ Update the DomNode with the new text
 */
 SimpleEngine.prototype.updateDomNodeText = function(text) {
 	try {
+		if(this.widget.editType === "color") {
+			text = $tw.utils.convertCSSColorToRGBString(text);
+		}
 		this.domNode.value = text;
 	} catch(e) {
 		// Ignore
@@ -100,13 +108,12 @@ SimpleEngine.prototype.getText = function() {
 Fix the height of textarea to fit content
 */
 SimpleEngine.prototype.fixHeight = function() {
-	// If .editRows is initialised, it takes precedence
-	if((this.widget.editTag === "textarea") && !this.widget.editRows) {
+	if(this.widget.editTag === "textarea") {
 		if(this.widget.editAutoHeight) {
 			if(this.domNode && !this.domNode.isTiddlyWikiFakeDom) {
 				$tw.utils.resizeTextAreaToFit(this.domNode,this.widget.editMinHeight);
 			}
-		} else {
+		} else if(!this.widget.editRows) {
 			var fixedHeight = parseInt(this.widget.wiki.getTiddlerText(HEIGHT_VALUE_TITLE,"400px"),10);
 			fixedHeight = Math.max(fixedHeight,20);
 			this.domNode.style.height = fixedHeight + "px";

core/modules/editor/factory.js

@@ -48,19 +48,19 @@ function editTextWidgetFactory(toolbarEngine,nonToolbarEngine) {
 			this.toolbarNode = this.document.createElement("div");
 			this.toolbarNode.className = "tc-editor-toolbar";
 			parent.insertBefore(this.toolbarNode,nextSibling);
-			this.renderChildren(this.toolbarNode,null);
 			this.domNodes.push(this.toolbarNode);
+			this.renderChildren(this.toolbarNode,null);
 		}
 		// Create our element
 		var editInfo = this.getEditInfo(),
 			Engine = this.editShowToolbar ? toolbarEngine : nonToolbarEngine;
 		this.engine = new Engine({
-				widget: this,
-				value: editInfo.value,
-				type: editInfo.type,
-				parentNode: parent,
-				nextSibling: nextSibling
-			});
+			widget: this,
+			value: editInfo.value,
+			type: editInfo.type,
+			parentNode: parent,
+			nextSibling: nextSibling
+		});
 		// Call the postRender hook
 		if(this.postRender) {
 			this.postRender();
@@ -217,10 +217,10 @@ function editTextWidgetFactory(toolbarEngine,nonToolbarEngine) {
 	EditTextWidget.prototype.refresh = function(changedTiddlers) {
 		var changedAttributes = this.computeAttributes();
 		// Completely rerender if any of our attributes have changed
-		if(changedAttributes.tiddler || changedAttributes.field || changedAttributes.index || changedAttributes["default"] || changedAttributes["class"] || changedAttributes.placeholder || changedAttributes.size || changedAttributes.autoHeight || changedAttributes.minHeight || changedAttributes.focusPopup ||  changedAttributes.rows || changedAttributes.tabindex || changedAttributes.cancelPopups || changedAttributes.inputActions || changedAttributes.refreshTitle || changedAttributes.autocomplete || changedTiddlers[HEIGHT_MODE_TITLE] || changedTiddlers[ENABLE_TOOLBAR_TITLE] || changedTiddlers["$:/palette"] || changedAttributes.disabled || changedAttributes.fileDrop) {
+		if(changedAttributes.tiddler || changedAttributes.field || changedAttributes.index || changedAttributes["class"] || changedAttributes.placeholder || changedAttributes.size || changedAttributes.autoHeight || changedAttributes.minHeight || changedAttributes.focusPopup ||  changedAttributes.rows || changedAttributes.tabindex || changedAttributes.cancelPopups || changedAttributes.inputActions || changedAttributes.refreshTitle || changedAttributes.autocomplete || changedTiddlers[HEIGHT_MODE_TITLE] || changedTiddlers[ENABLE_TOOLBAR_TITLE] || changedTiddlers["$:/palette"] || changedAttributes.disabled || changedAttributes.fileDrop) {
 			this.refreshSelf();
 			return true;
-		} else if (changedTiddlers[this.editRefreshTitle]) {
+		} else if(changedAttributes["default"] || changedTiddlers[this.editRefreshTitle]) {
 			this.engine.updateDomNodeText(this.getEditInfo().value);
 		} else if(changedTiddlers[this.editTitle]) {
 			var editInfo = this.getEditInfo();
@@ -274,8 +274,8 @@ function editTextWidgetFactory(toolbarEngine,nonToolbarEngine) {
 					});
 				if($tw.keyboardManager.checkKeyDescriptors(event,keyInfoArray)) {
 					var clickEvent = this.document.createEvent("Events");
-				    clickEvent.initEvent("click",true,false);
-				    el.dispatchEvent(clickEvent);
+					clickEvent.initEvent("click",true,false);
+					el.dispatchEvent(clickEvent);
 					event.preventDefault();
 					event.stopPropagation();
 					return true;

core/modules/editor/operations/text/excise.js

@@ -10,7 +10,7 @@ Text editor operation to excise the selection to a new tiddler
 "use strict";
 
 function isMarkdown(mediaType) {
-	return mediaType === 'text/markdown' || mediaType === 'text/x-markdown';
+	return mediaType === "text/markdown" || mediaType === "text/x-markdown";
 }
 
 exports["excise"] = function(event,operation) {

core/modules/editor/operations/text/wrap-lines.js

@@ -19,7 +19,7 @@ exports["wrap-lines"] = function(event,operation) {
 		operation.cutStart = operation.selStart - (prefix.length + 1);
 		operation.cutEnd = operation.selEnd + suffix.length + 1;
 		// Also cut the following newline (if there is any)
-		if (operation.text[operation.cutEnd] === "\n") {
+		if(operation.text[operation.cutEnd] === "\n") {
 			operation.cutEnd++;
 		}
 		// Replace with selection

core/modules/editor/operations/text/wrap-selection.js

@@ -44,7 +44,7 @@ exports["wrap-selection"] = function(event,operation) {
 				break;
 		}
 		return result;
-	}
+	};
 
 	function togglePrefixSuffix() {
 		if(o.text.substring(o.selStart - prefix.length, o.selStart + suffix.length) === prefix + suffix) {

core/modules/filter-tracker.js

@@ -0,0 +1,106 @@
+/*\
+title: $:/core/modules/filter-tracker.js
+type: application/javascript
+module-type: global
+
+Class to track the results of a filter string
+
+\*/
+
+"use strict";
+
+class FilterTracker {
+	constructor(wiki) {
+		this.wiki = wiki;
+		this.trackers = new Map();
+		this.nextTrackerId = 1;
+	}
+
+	handleChangeEvent(changes) {
+		this.processTrackers();
+		this.processChanges(changes);
+	}
+
+	/*
+	Add a tracker to the filter tracker. Returns null if any of the parameters are invalid, or a tracker id if the tracker was added successfully. Options include:
+	filterString: the filter string to track
+	fnEnter: function to call when a title enters the filter results. Called even if the tiddler does not actually exist. Called as (title), and should return a truthy value that is stored in the tracker as the "enterValue"
+	fnLeave: function to call when a title leaves the filter results. Called as (title,enterValue)
+	fnChange: function to call when a tiddler changes in the filter results. Only called for filter results that identify a tiddler or shadow tiddler. Called as (title,enterValue), and may optionally return a replacement enterValue
+	fnProcess: function to call each time the tracker is processed, after any enter, leave or change functions are called. Called as (changes)
+	*/
+	track(options = {}) {
+		const {
+			filterString,
+			fnEnter,
+			fnLeave,
+			fnChange,
+			fnProcess
+		} = options;
+		const id = this.nextTrackerId++;
+		const tracker = {
+			id,
+			filterString,
+			fnEnter,
+			fnLeave,
+			fnChange,
+			fnProcess,
+			previousResults: [],
+			resultValues: {}
+		};
+		this.trackers.set(id, tracker);
+		// Process the tracker
+		this.processTracker(id);
+		return id;
+	}
+
+	untrack(id) {
+		this.trackers.delete(id);
+	}
+
+	processTrackers() {
+		for(const id of this.trackers.keys()) {
+			this.processTracker(id);
+		}
+	}
+
+	processTracker(id) {
+		const tracker = this.trackers.get(id);
+		if(!tracker) return;
+		const results = [];
+		// Evaluate the filter and remove duplicate results
+		$tw.utils.each(this.wiki.filterTiddlers(tracker.filterString), (title) => {
+			$tw.utils.pushTop(results, title);
+		});
+		// Process the newly entered results
+		results.forEach((title) => {
+			if(!tracker.previousResults.includes(title) && !tracker.resultValues[title] && tracker.fnEnter) {
+				tracker.resultValues[title] = tracker.fnEnter(title) || true;
+			}
+		});
+		// Process the results that have just left
+		tracker.previousResults.forEach((title) => {
+			if(!results.includes(title) && tracker.resultValues[title] && tracker.fnLeave) {
+				tracker.fnLeave(title, tracker.resultValues[title]);
+				delete tracker.resultValues[title];
+			}
+		});
+		// Update the previous results
+		tracker.previousResults = results;
+	}
+
+	processChanges(changes) {
+		for(const tracker of this.trackers.values()) {
+			Object.keys(changes).forEach((title) => {
+				if(title && tracker.previousResults.includes(title) && tracker.fnChange) {
+					tracker.resultValues[title] = tracker.fnChange(title, tracker.resultValues[title]) || tracker.resultValues[title];
+				}
+			});
+			if(tracker.fnProcess) {
+				tracker.fnProcess(changes);
+			}
+		}
+	}
+}
+
+exports.FilterTracker = FilterTracker;

core/modules/filterrunprefixes/cascade.js

@@ -24,7 +24,7 @@ exports.cascade = function(operationSubFunction,options) {
 					}
 					var output = filterFnList[index](options.wiki.makeTiddlerIterator([title]),widget.makeFakeWidgetWithVariables({
 						"currentTiddler": "" + title,
-						"..currentTiddler": widget.getVariable("currentTiddler","")
+						"..currentTiddler": widget.getVariable("currentTiddler",{defaultValue:""})
 					}));
 					if(output.length !== 0) {
 						result = output[0];
@@ -34,5 +34,5 @@ exports.cascade = function(operationSubFunction,options) {
 				results.push(result);
 			});
 		}
-	}
+	};
 };

core/modules/filterrunprefixes/filter.js

@@ -18,7 +18,7 @@ exports.filter = function(operationSubFunction,options) {
 			results.each(function(title) {
 				var filtered = operationSubFunction(options.wiki.makeTiddlerIterator([title]),widget.makeFakeWidgetWithVariables({
 					"currentTiddler": "" + title,
-					"..currentTiddler": widget.getVariable("currentTiddler",""),
+					"..currentTiddler": widget.getVariable("currentTiddler",{defaultValue:""}),
 					"index": "" + index,
 					"revIndex": "" +  (results.length - 1 - index),
 					"length": "" + results.length
@@ -30,5 +30,5 @@ exports.filter = function(operationSubFunction,options) {
 			});
 			results.remove(resultsToRemove);
 		}
-	}
+	};
 };

core/modules/filterrunprefixes/let.js

@@ -7,8 +7,6 @@ Assign a value to a variable
 
 \*/
 
-/*jslint node: true, browser: true */
-/*global $tw: false */
 "use strict";
 
 /*

core/modules/filterrunprefixes/map.js

@@ -20,7 +20,7 @@ exports.map = function(operationSubFunction,options) {
 			$tw.utils.each(inputTitles,function(title) {
 				var filtered = operationSubFunction(options.wiki.makeTiddlerIterator([title]),widget.makeFakeWidgetWithVariables({
 					"currentTiddler": "" + title,
-					"..currentTiddler": widget.getVariable("currentTiddler",""),
+					"..currentTiddler": widget.getVariable("currentTiddler",{defaultValue:""}),
 					"index": "" + index,
 					"revIndex": "" +  (inputTitles.length - 1 - index),
 					"length": "" + inputTitles.length
@@ -28,12 +28,12 @@ exports.map = function(operationSubFunction,options) {
 				if(filtered.length && flatten) {
 					$tw.utils.each(filtered,function(value) {
 						results.push(value);
-					})
+					});
 				} else {
 					results.push(filtered[0]||"");
 				}
 				++index;
 			});
 		}
-	}
+	};
 };

core/modules/filterrunprefixes/reduce.js

@@ -17,7 +17,7 @@ exports.reduce = function(operationSubFunction,options) {
 			results.each(function(title) {
 				var list = operationSubFunction(options.wiki.makeTiddlerIterator([title]),widget.makeFakeWidgetWithVariables({
 					"currentTiddler": "" + title,
-					"..currentTiddler": widget.getVariable("currentTiddler"),
+					"..currentTiddler": widget.getVariable("currentTiddler",{defaultValue:""}),
 					"index": "" + index,
 					"revIndex": "" +  (results.length - 1 - index),
 					"length": "" + results.length,
@@ -31,5 +31,5 @@ exports.reduce = function(operationSubFunction,options) {
 			results.clear();
 			results.push(accumulator);
 		}
-	}
+	};
 };

core/modules/filterrunprefixes/sort.js

@@ -24,7 +24,7 @@ exports.sort = function(operationSubFunction,options) {
 			results.each(function(title) {
 				var key = operationSubFunction(options.wiki.makeTiddlerIterator([title]),widget.makeFakeWidgetWithVariables({
 					"currentTiddler": "" + title,
-					"..currentTiddler": widget.getVariable("currentTiddler")
+					"..currentTiddler": widget.getVariable("currentTiddler",{defaultValue:""})
 				}));
 				sortKeys.push(key[0] || "");
 			});
@@ -36,12 +36,12 @@ exports.sort = function(operationSubFunction,options) {
 			// Sort the indexes
 			compareFn = $tw.utils.makeCompareFunction(sortType,{defaultType: "string", invert:invert, isCaseSensitive:isCaseSensitive});
 			indexes = indexes.sort(function(a,b) {
-					return compareFn(sortKeys[a],sortKeys[b]);
+				return compareFn(sortKeys[a],sortKeys[b]);
 			});
 			// Add to results in correct order
 			$tw.utils.each(indexes,function(index) {
 				results.push(inputTitles[index]);
 			});
 		}
-	}
+	};
 };

core/modules/filters.js

@@ -43,7 +43,7 @@ function parseFilterOperation(operators,filterString,p) {
 		var bracket = filterString.charAt(nextBracketPos);
 		operator.operator = filterString.substring(p,nextBracketPos);
 		// Any suffix?
-		var colon = operator.operator.indexOf(':');
+		var colon = operator.operator.indexOf(":");
 		if(colon > -1) {
 			// The raw suffix for older filters
 			operator.suffix = operator.operator.substring(colon + 1);
@@ -67,7 +67,7 @@ function parseFilterOperation(operators,filterString,p) {
 		operator.operands = [];
 		var parseOperand = function(bracketType) {
 			var operand = {};
-			switch (bracketType) {
+			switch(bracketType) {
 				case "{": // Curly brackets
 					operand.indirect = true;
 					nextBracketPos = filterString.indexOf("}",p);
@@ -108,7 +108,7 @@ function parseFilterOperation(operators,filterString,p) {
 			}
 			operator.operands.push(operand);
 			p = nextBracketPos + 1;
-		}
+		};
 
 		p = nextBracketPos + 1;
 		parseOperand(bracket);
@@ -235,24 +235,17 @@ exports.getFilterRunPrefixes = function() {
 		$tw.modules.applyMethods("filterrunprefix",this.filterRunPrefixes);
 	}
 	return this.filterRunPrefixes;
-}
+};
 
 exports.filterTiddlers = function(filterString,widget,source,options) {
 	var fn = this.compileFilter(filterString,options);
-	try {
-		const fnResult = fn.call(this,source,widget);
-		return fnResult;
-	} catch(e) {
-		return [`${$tw.language.getString("Error/Filter")}: ${e}`];
-	}
+	return fn.call(this,source,widget);
 };
 
 /*
 Compile a filter into a function with the signature fn(source,widget,options) where:
 source: an iterator function for the source tiddlers, called source(iterator), where iterator is called as iterator(tiddler,title)
 widget: an optional widget node for retrieving the current tiddler etc.
-options: optional hashmap of options
-	options.defaultFilterRunPrefix: the default filter run prefix to use when none is specified
 */
 exports.compileFilter = function(filterString,options) {
 	var defaultFilterRunPrefix = (options || {}).defaultFilterRunPrefix || "or";

core/modules/filters/changecount.js

@@ -0,0 +1,21 @@
+/*\
+title: $:/core/modules/filters/changecount.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operator for retrieving the changecount for each title in the list.
+
+\*/
+
+"use strict";
+
+/*
+Export our filter function
+*/
+exports.changecount = function(source,operator,options) {
+	var results = [];
+	source(function(tiddler,title) {
+		results.push(options.wiki.getChangeCount(title) + "");
+	});
+	return results;
+};

core/modules/filters/colour-ops.js

@@ -0,0 +1,140 @@
+/*\
+title: $:/core/modules/filters/colour-ops.js
+type: application/javascript
+module-type: filteroperator
+
+Filter operators for colour operations
+
+\*/
+
+"use strict";
+
+var Color = require("$:/core/modules/utils/dom/color.js").Color,
+	colourSpacesList = Object.keys(Color.spaces),
+	hueAdjustersList = ["raw","increasing","decreasing","longer","shorter"];
+
+exports["colour-lighten"] = makeSerialColourOperator(function (colour, operator, options) {
+	return colour.lighten($tw.utils.parseNumber(operator.operand)).display().toString();
+});
+
+exports["colour-darken"] = makeSerialColourOperator(function (colour, operator, options) {
+	return colour.darken($tw.utils.parseNumber(operator.operand)).display().toString();
+});
+
+exports["colour-get-oklch"] = makeSerialColourOperator(function (colour, operator, options) {
+	var prop = ((operator.suffixes || [])[0] || ["l"])[0];
+	if(["l","c","h"].indexOf(prop) !== -1) {
+		colour = colour.oklch[prop];
+	}
+	return colour.toString();
+});
+
+exports["colour-set-oklch"] = makeSerialColourOperator(function (colour, operator, options) {
+	var prop = ((operator.suffixes || [])[0] || ["l"])[0];
+	if(["l","c","h"].indexOf(prop) !== -1) {
+		colour.oklch[prop] = $tw.utils.parseNumber(operator.operand);
+	}
+	return colour.display().toString();
+});
+
+exports["colour-set-alpha"] = makeSerialColourOperator(function (colour, operator, options) {
+	colour.alpha = $tw.utils.parseNumber(operator.operand);
+	return colour.display().toString();
+});
+
+exports["colour-contrast"] = makeParallelColourOperator(function (colours, operator, options) {
+	var colourContrasts = [];
+	$tw.utils.each(colours,function(colour,index) {
+		if(!colour) {
+			colour = $tw.utils.parseCSSColorObject("white");
+			colours[index] = colour;
+		}
+		if(index > 0) {
+			colourContrasts.push(colour.contrast(colours[index - 1],"DeltaPhi").toString());
+		}
+	});
+	return colourContrasts;
+});
+
+exports["colour-best-contrast"] = makeParallelColourOperator(function (colours, operator, options, originalColours) {
+	var bestContrast = 0,
+		bestColour = null;
+	if(colours.length < 2) {
+		return [];
+	}
+	var targetColour = colours[colours.length - 1];
+	for(var t=0; t<colours.length; t++) {
+		var colour = colours[t];
+		if(colour) {
+			var contrast = colour.contrast(targetColour,"DeltaPhi");
+			if(contrast > bestContrast) {
+				bestContrast = contrast;
+				bestColour = originalColours[t];
+			}
+		}
+	}
+	if(bestColour) {
+		return [bestColour];
+	} else {
+		return [];
+	}
+});
+
+exports["colour-interpolate"] = function(source,operator,options) {
+	// Get the colour space suffix
+	var space = ((((operator.suffixes || [])[0] || ["srgb"])[0]) || "").toLowerCase();
+	if(colourSpacesList.indexOf(space) === -1) {
+		space = "lch";
+	}
+	// Get the hue adjuster suffix
+	var hueAdjuster = ((((operator.suffixes || [])[1] || ["shorter"])[0]) || "").toLowerCase();
+	if(hueAdjustersList.indexOf(hueAdjuster) === -1) {
+		hueAdjuster = "shorter";
+	}
+	// Get the colours
+	if(operator.operands.length < 2) {
+		return [];
+	}
+	var colourA = $tw.utils.parseCSSColorObject(operator.operands[0]),
+		colourB = $tw.utils.parseCSSColorObject(operator.operands[1]);
+	if(!colourA || !colourB) {
+		return [];
+	}
+	var rangefn = colourA.range(colourB,{space: space, hue: hueAdjuster});
+	// Cycle through the weights
+	var results = [];
+	source(function(tiddler,title) {
+		var index = $tw.utils.parseNumber(title);
+		var colour = rangefn(index);
+		results.push(colour.display().toString());
+	});
+	return results;
+};
+
+function makeSerialColourOperator(fn) {
+	return function (source, operator, options) {
+		var results = [];
+		source(function (tiddler, title) {
+			var c = $tw.utils.parseCSSColorObject(title);
+			if(c) {
+				c = fn(c, operator, options);
+				results.push(c);
+			} else {
+				results.push("");
+			}
+		});
+		return results;
+	};
+}
+
+function makeParallelColourOperator(fn) {
+	return function (source, operator, options) {
+		var originalColours = [],
+			colours = [];
+		source(function (tiddler, title) {
+			originalColours.push(title);
+			colours.push($tw.utils.parseCSSColorObject(title));
+		});
+		return fn(colours, operator, options, originalColours);
+	};
+}

core/modules/filters/compare.js

@@ -32,4 +32,4 @@ var modes = {
 	"gt": function(value) {return value > 0;},
 	"lteq": function(value) {return value <= 0;},
 	"lt": function(value) {return value < 0;}
-}
+};

core/modules/filters/deserialize.js

@@ -31,4 +31,4 @@ exports["deserialize"] = function(source,operator,options) {
 		return [$tw.language.getString("Error/DeserializeOperator/MissingOperand")];
 	}
 	return results;
-}
+};

core/modules/filters/each.js

@@ -15,8 +15,8 @@ Export our filter function
 */
 exports.each = function(source,operator,options) {
 	var results =[] ,
-	value,values = {},
-	field = operator.operand || "title";
+		value,values = {},
+		field = operator.operand || "title";
 	if(operator.suffix === "value" && field === "title") {
 		source(function(tiddler,title) {
 			if(!$tw.utils.hop(values,title)) {

core/modules/filters/enlist.js

@@ -16,8 +16,6 @@ exports.enlist = function(source,operator,options) {
 	var allowDuplicates = false;
 	switch(operator.suffix) {
 		case "raw":
-			// Intentional fallthrough
-		case "all":
 			allowDuplicates = true;
 			break;
 		case "dedupe":

core/modules/filters/field.js

@@ -53,7 +53,7 @@ exports.field = function(source,operator,options) {
 			if(source.byField && operator.operand) {
 				indexedResults = source.byField(fieldname,operator.operand);
 				if(indexedResults) {
-					return indexedResults
+					return indexedResults;
 				}
 			}
 			source(function(tiddler,title) {

core/modules/filters/fields.js

@@ -24,7 +24,7 @@ exports.fields = function(source,operator,options) {
 				for(fieldName in tiddler.fields) {
 					(operand.indexOf(fieldName) !== -1) ? $tw.utils.pushTop(results,fieldName) : "";
 				}
-			} else if (suffixes.indexOf("exclude") !== -1) {
+			} else if(suffixes.indexOf("exclude") !== -1) {
 				for(fieldName in tiddler.fields) {
 					(operand.indexOf(fieldName) !== -1) ? "" : $tw.utils.pushTop(results,fieldName);
 				}

core/modules/filters/filter.js

@@ -21,7 +21,7 @@ exports.filter = function(source,operator,options) {
 	source(function(tiddler,title) {
 		var list = filterFn.call(options.wiki,options.wiki.makeTiddlerIterator([title]),options.widget.makeFakeWidgetWithVariables({
 			"currentTiddler": "" + title,
-			"..currentTiddler": options.widget.getVariable("currentTiddler","")
+			"..currentTiddler": options.widget.getVariable("currentTiddler",{defaultValue:""})
 		}));
 		if((list.length > 0) === target) {
 			results.push(title);

core/modules/filters/format/timestamp.js

@@ -12,7 +12,7 @@ Export our filter function
 exports.timestamp = function(source,operand,options) {
 	var results = [];
 	source(function(tiddler,title) {
-		if (title.match(/^-?\d+$/)) {
+		if(title.match(/^-?\d+$/)) {
 			var value = new Date(Number(title));
 			results.push($tw.utils.formatDateString(value,operand || "[UTC]YYYY0MM0DD0hh0mm0ss0XXX"));
 		}

core/modules/filters/getindex.js

@@ -13,7 +13,7 @@ returns the value at a given index of datatiddlers
 Export our filter function
 */
 exports.getindex = function(source,operator,options) {
-	var data,title,results = [];
+	var data,results = [];
 	if(operator.operand){
 		source(function(tiddler,title) {
 			title = tiddler ? tiddler.fields.title : title;

core/modules/filters/json-ops.js

@@ -157,13 +157,13 @@ function convertDataItemValueToStrings(item) {
 	if(item === undefined) {
 		return undefined;
 	} else if(item === null) {
-		return ["null"]
+		return ["null"];
 	} else if(typeof item === "object") {
 		var results = [],i,t;
 		if(Array.isArray(item)) {
 			// Return all the items in arrays recursively
 			for(i=0; i<item.length; i++) {
-				t = convertDataItemValueToStrings(item[i])
+				t = convertDataItemValueToStrings(item[i]);
 				if(t !== undefined) {
 					results.push.apply(results,t);
 				}
@@ -231,7 +231,7 @@ function getItemAtIndex(item,index) {
 		return item[index];
 	} else if(Array.isArray(item)) {
 		index = $tw.utils.parseInt(index);
-		if(index < 0) { index = index + item.length };
+		if(index < 0) { index = index + item.length; };
 		return item[index]; // Will be undefined if index was out-of-bounds
 	} else {
 		return undefined;
@@ -289,7 +289,7 @@ function setDataItem(data,indexes,value) {
 	var lastIndex = indexes[indexes.length - 1];
 	if(Array.isArray(current)) {
 		lastIndex = $tw.utils.parseInt(lastIndex);
-		if(lastIndex < 0) { lastIndex = lastIndex + current.length };
+		if(lastIndex < 0) { lastIndex = lastIndex + current.length; };
 	}
 	// Only set indexes on objects and arrays
 	if(typeof current === "object") {
@@ -316,7 +316,7 @@ function deleteDataItem(data,indexes) {
 	var lastIndex = indexes[indexes.length - 1];
 	if(Array.isArray(current) && current !== null) {
 		lastIndex = $tw.utils.parseInt(lastIndex);
-		if(lastIndex < 0) { lastIndex = lastIndex + current.length };
+		if(lastIndex < 0) { lastIndex = lastIndex + current.length; };
 		// Check if index is valid before splicing
 		if(lastIndex >= 0 && lastIndex < current.length) {
 			current.splice(lastIndex,1);

core/modules/filters/lookup.js

@@ -25,7 +25,7 @@ exports.lookup = function(source,operator,options) {
 		indexSuffix = (suffixes[1] && suffixes[1][0] === "index") ? true : false,
 		target;
 	if(operator.operands.length == 2) {
-		target = operator.operands[1]
+		target = operator.operands[1];
 	} else {
 		target = indexSuffix ? "0": "text";
 	}

core/modules/filters/math.js

@@ -17,35 +17,35 @@ Note that strings are converted to numbers automatically. Trailing non-digits ar
 "use strict";
 
 exports.negate = makeNumericBinaryOperator(
-	function(a) {return -a}
+	function(a) {return -a;}
 );
 
 exports.abs = makeNumericBinaryOperator(
-	function(a) {return Math.abs(a)}
+	function(a) {return Math.abs(a);}
 );
 
 exports.ceil = makeNumericBinaryOperator(
-	function(a) {return Math.ceil(a)}
+	function(a) {return Math.ceil(a);}
 );
 
 exports.floor = makeNumericBinaryOperator(
-	function(a) {return Math.floor(a)}
+	function(a) {return Math.floor(a);}
 );
 
 exports.round = makeNumericBinaryOperator(
-	function(a) {return Math.round(a)}
+	function(a) {return Math.round(a);}
 );
 
 exports.trunc = makeNumericBinaryOperator(
-	function(a) {return Math.trunc(a)}
+	function(a) {return Math.trunc(a);}
 );
 
 exports.untrunc = makeNumericBinaryOperator(
-	function(a) {return Math.ceil(Math.abs(a)) * Math.sign(a)}
+	function(a) {return Math.ceil(Math.abs(a)) * Math.sign(a);}
 );
 
 exports.sign = makeNumericBinaryOperator(
-	function(a) {return Math.sign(a)}
+	function(a) {return Math.sign(a);}
 );
 
 exports.add = makeNumericBinaryOperator(
@@ -103,29 +103,29 @@ exports.log = makeNumericBinaryOperator(
 );
 
 exports.sum = makeNumericReducingOperator(
-	function(accumulator,value) {return accumulator + value},
+	function(accumulator,value) {return accumulator + value;},
 	0 // Initial value
 );
 
 exports.product = makeNumericReducingOperator(
-	function(accumulator,value) {return accumulator * value},
+	function(accumulator,value) {return accumulator * value;},
 	1 // Initial value
 );
 
 exports.maxall = makeNumericReducingOperator(
-	function(accumulator,value) {return Math.max(accumulator,value)},
+	function(accumulator,value) {return Math.max(accumulator,value);},
 	-Infinity // Initial value
 );
 
 exports.minall = makeNumericReducingOperator(
-	function(accumulator,value) {return Math.min(accumulator,value)},
+	function(accumulator,value) {return Math.min(accumulator,value);},
 	Infinity // Initial value
 );
 
 exports.median = makeNumericArrayOperator(
 	function(values) {
 		var len = values.length, median;
-		values.sort(function(a,b) {return a-b});
+		values.sort(function(a,b) {return a-b;});
 		if(len % 2) { 
 			// Odd, return the middle number
 			median = values[(len - 1) / 2];
@@ -138,7 +138,7 @@ exports.median = makeNumericArrayOperator(
 );
 
 exports.average = makeNumericReducingOperator(
-	function(accumulator,value) {return accumulator + value},
+	function(accumulator,value) {return accumulator + value;},
 	0, // Initial value
 	function(finalValue,numberOfValues) {
 		return finalValue/numberOfValues;
@@ -146,7 +146,7 @@ exports.average = makeNumericReducingOperator(
 );
 
 exports.variance = makeNumericReducingOperator(
-	function(accumulator,value) {return accumulator + value},
+	function(accumulator,value) {return accumulator + value;},
 	0,
 	function(finalValue,numberOfValues,originalValues) {
 		return getVarianceFromArray(originalValues,finalValue/numberOfValues);
@@ -154,7 +154,7 @@ exports.variance = makeNumericReducingOperator(
 );
 
 exports["standard-deviation"] = makeNumericReducingOperator(
-	function(accumulator,value) {return accumulator + value},
+	function(accumulator,value) {return accumulator + value;},
 	0,
 	function(finalValue,numberOfValues,originalValues) {
 		var variance = getVarianceFromArray(originalValues,finalValue/numberOfValues);
@@ -164,31 +164,31 @@ exports["standard-deviation"] = makeNumericReducingOperator(
 
 //trigonometry
 exports.cos = makeNumericBinaryOperator(
-	function(a) {return Math.cos(a)}
+	function(a) {return Math.cos(a);}
 );
 
 exports.sin = makeNumericBinaryOperator(
-	function(a) {return Math.sin(a)}
+	function(a) {return Math.sin(a);}
 );
 
 exports.tan = makeNumericBinaryOperator(
-	function(a) {return Math.tan(a)}
+	function(a) {return Math.tan(a);}
 );
 
 exports.acos = makeNumericBinaryOperator(
-	function(a) {return Math.acos(a)}
+	function(a) {return Math.acos(a);}
 );
 
 exports.asin = makeNumericBinaryOperator(
-	function(a) {return Math.asin(a)}
+	function(a) {return Math.asin(a);}
 );
 
 exports.atan = makeNumericBinaryOperator(
-	function(a) {return Math.atan(a)}
+	function(a) {return Math.atan(a);}
 );
 
 exports.atan2 = makeNumericBinaryOperator(
-	function(a,b) {return Math.atan2(a,b)}
+	function(a,b) {return Math.atan2(a,b);}
 );
 
 //Calculate the variance of a population of numbers in an array given its mean
@@ -222,8 +222,8 @@ function makeNumericReducingOperator(fnCalc,initialValue,fnFinal) {
 			return [];
 		}
 		var value = result.reduce(function(accumulator,currentValue) {
-				return fnCalc(accumulator,currentValue);
-			},initialValue);
+			return fnCalc(accumulator,currentValue);
+		},initialValue);
 		if(fnFinal) {
 			value = fnFinal(value,result.length,result);
 		}

core/modules/filters/range.js

@@ -21,7 +21,7 @@ exports.range = function(source,operator,options) {
 	}
 	// Process the parts
 	var beg, end, inc, i, fixed = 0;
-	for (i=0; i<parts.length; i++) {
+	for(i=0; i<parts.length; i++) {
 		// Validate real number
 		if(!/^\s*[+-]?((\d+(\.\d*)?)|(\.\d+))\s*$/.test(parts[i])) {
 			return ["range: bad number \"" + parts[i] + "\""];
@@ -36,10 +36,10 @@ exports.range = function(source,operator,options) {
 	switch(parts.length) {
 		case 1:
 			end = parts[0];
-			if (end >= 1) {
+			if(end >= 1) {
 				beg = 1;
 			}
-			else if (end <= -1) {
+			else if(end <= -1) {
 				beg = -1;
 			}
 			else {
@@ -72,7 +72,7 @@ exports.range = function(source,operator,options) {
 	end += direction * 0.5 * Math.pow(0.1,fixed);
 	var safety = 10010;
 	// Enumerate the range
-	if (end<beg) {
+	if(end<beg) {
 		for(i=beg; i>end; i+=inc) {
 			results.push(i.toFixed(fixed));
 			if(--safety<0) {

core/modules/filters/removesuffix.js

@@ -15,7 +15,7 @@ Export our filter function
 exports.removesuffix = function(source,operator,options) {
 	var results = [],
 		suffixes = (operator.suffixes || [])[0] || [];
-	if (!operator.operand) {
+	if(!operator.operand) {
 		source(function(tiddler,title) {
 			results.push(title);
 		});

core/modules/filters/sort.js

@@ -14,31 +14,31 @@ Export our filter function
 */
 exports.sort = function(source,operator,options) {
 	var results = prepare_results(source);
-	options.wiki.sortTiddlers(results,operator.operands[0] || "title",operator.prefix === "!",false,false,undefined,operator.operands[1]);
+	options.wiki.sortTiddlers(results,operator.operand || "title",operator.prefix === "!",false,false);
 	return results;
 };
 
 exports.nsort = function(source,operator,options) {
 	var results = prepare_results(source);
-	options.wiki.sortTiddlers(results,operator.operands[0] || "title",operator.prefix === "!",false,true,undefined,operator.operands[1]);
+	options.wiki.sortTiddlers(results,operator.operand || "title",operator.prefix === "!",false,true);
 	return results;
 };
 
 exports.sortan = function(source, operator, options) {
 	var results = prepare_results(source);
-	options.wiki.sortTiddlers(results, operator.operands[0] || "title", operator.prefix === "!",false,false,true,operator.operands[1]);
+	options.wiki.sortTiddlers(results, operator.operand || "title", operator.prefix === "!",false,false,true);
 	return results;
 };
 
 exports.sortcs = function(source,operator,options) {
 	var results = prepare_results(source);
-	options.wiki.sortTiddlers(results,operator.operands[0] || "title",operator.prefix === "!",true,false,undefined,operator.operands[1]);
+	options.wiki.sortTiddlers(results,operator.operand || "title",operator.prefix === "!",true,false);
 	return results;
 };
 
 exports.nsortcs = function(source,operator,options) {
 	var results = prepare_results(source);
-	options.wiki.sortTiddlers(results,operator.operands[0] || "title",operator.prefix === "!",true,true,undefined,operator.operands[1]);
+	options.wiki.sortTiddlers(results,operator.operand || "title",operator.prefix === "!",true,true);
 	return results;
 };
 

core/modules/filters/strings.js

@@ -58,7 +58,7 @@ exports.split = makeStringBinaryOperator(
 );
 
 exports["enlist-input"] = makeStringBinaryOperator(
-	function(a,o,s) {return $tw.utils.parseStringArray("" + a,(s === "raw" || s === "all"));}
+	function(a,o,s) {return $tw.utils.parseStringArray("" + a,(s === "raw"));}
 );
 
 exports.join = makeStringReducingOperator(

core/modules/filters/suffix.js

@@ -15,7 +15,7 @@ Export our filter function
 exports.suffix = function(source,operator,options) {
 	var results = [],
 		suffixes = (operator.suffixes || [])[0] || [];
-	if (!operator.operand) {
+	if(!operator.operand) {
 		source(function(tiddler,title) {
 			results.push(title);
 		});

core/modules/filters/tag.js

@@ -22,12 +22,11 @@ exports.tag = function(source,operator,options) {
 		});
 	} else {
 		// Old semantics:
-		var tiddlers;
 		if(operator.prefix === "!") {
 			// Returns a copy of the input if operator.operand is missing
-			tiddlers = options.wiki.getTiddlersWithTag(operator.operand);
+			const excludeTagSet = new Set(options.wiki.getTiddlersWithTag(operator.operand));
 			source(function(tiddler,title) {
-				if(tiddlers.indexOf(title) === -1) {
+				if(!excludeTagSet.has(title)) {
 					results.push(title);
 				}
 			});
@@ -39,9 +38,9 @@ exports.tag = function(source,operator,options) {
 					return indexedResults;
 				}
 			} else {
-				tiddlers = options.wiki.getTiddlersWithTag(operator.operand);
+				const includeTagSet = new Set(options.wiki.getTiddlersWithTag(operator.operand));
 				source(function(tiddler,title) {
-					if(tiddlers.indexOf(title) !== -1) {
+					if(includeTagSet.has(title)) {
 						results.push(title);
 					}
 				});

core/modules/filters/variables.js

@@ -24,4 +24,4 @@ exports.variables = function(source,operator,options) {
 		}
 	}
 	return names.sort();
-};
+};

core/modules/filters/x-listops.js

@@ -7,224 +7,224 @@ Extended filter operators to manipulate the current list.
 
 \*/
 
-	"use strict";
+"use strict";
 
-	/*
+/*
 	Fetch titles from the current list
 	*/
-	var prepare_results = function (source) {
+var prepare_results = function (source) {
 	var results = [];
-		source(function (tiddler, title) {
-			results.push(title);
-		});
-		return results;
-	};
+	source(function (tiddler, title) {
+		results.push(title);
+	});
+	return results;
+};
 
-	/*
+/*
 	Moves a number of items from the tail of the current list before the item named in the operand
 	*/
-	exports.putbefore = function (source, operator) {
-		var results = prepare_results(source),
-			index = results.indexOf(operator.operand),
-			count = $tw.utils.getInt(operator.suffix,1);
-		return (index === -1) ?
-			results.slice(0, -1) :
-			results.slice(0, index).concat(results.slice(-count)).concat(results.slice(index, -count));
-	};
+exports.putbefore = function (source, operator) {
+	var results = prepare_results(source),
+		index = results.indexOf(operator.operand),
+		count = $tw.utils.getInt(operator.suffix,1);
+	return (index === -1) ?
+		results.slice(0, -1) :
+		results.slice(0, index).concat(results.slice(-count)).concat(results.slice(index, -count));
+};
 
-	/*
+/*
 	Moves a number of items from the tail of the current list after the item named in the operand
 	*/
-	exports.putafter = function (source, operator) {
-		var results = prepare_results(source),
-			index = results.indexOf(operator.operand),
-			count = $tw.utils.getInt(operator.suffix,1);
-		return (index === -1) ?
-			results.slice(0, -1) :
-			results.slice(0, index + 1).concat(results.slice(-count)).concat(results.slice(index + 1, -count));
-	};
+exports.putafter = function (source, operator) {
+	var results = prepare_results(source),
+		index = results.indexOf(operator.operand),
+		count = $tw.utils.getInt(operator.suffix,1);
+	return (index === -1) ?
+		results.slice(0, -1) :
+		results.slice(0, index + 1).concat(results.slice(-count)).concat(results.slice(index + 1, -count));
+};
 
-	/*
+/*
 	Replaces the item named in the operand with a number of items from the tail of the current list
 	*/
-	exports.replace = function (source, operator) {
-		var results = prepare_results(source),
-			index = results.indexOf(operator.operand),
-			count = $tw.utils.getInt(operator.suffix,1);
-		return (index === -1) ?
-			results.slice(0, -count) :
-			results.slice(0, index).concat(results.slice(-count)).concat(results.slice(index + 1, -count));
-	};
+exports.replace = function (source, operator) {
+	var results = prepare_results(source),
+		index = results.indexOf(operator.operand),
+		count = $tw.utils.getInt(operator.suffix,1);
+	return (index === -1) ?
+		results.slice(0, -count) :
+		results.slice(0, index).concat(results.slice(-count)).concat(results.slice(index + 1, -count));
+};
 
-	/*
+/*
 	Moves a number of items from the tail of the current list to the head of the list
 	*/
-	exports.putfirst = function (source, operator) {
-		var results = prepare_results(source),
-			count = $tw.utils.getInt(operator.suffix,1);
-		return results.slice(-count).concat(results.slice(0, -count));
-	};
+exports.putfirst = function (source, operator) {
+	var results = prepare_results(source),
+		count = $tw.utils.getInt(operator.suffix,1);
+	return results.slice(-count).concat(results.slice(0, -count));
+};
 
-	/*
+/*
 	Moves a number of items from the head of the current list to the tail of the list
 	*/
-	exports.putlast = function (source, operator) {
-		var results = prepare_results(source),
-			count = $tw.utils.getInt(operator.suffix,1);
-		return results.slice(count).concat(results.slice(0, count));
-	};
+exports.putlast = function (source, operator) {
+	var results = prepare_results(source),
+		count = $tw.utils.getInt(operator.suffix,1);
+	return results.slice(count).concat(results.slice(0, count));
+};
 
-	/*
+/*
 	Moves the item named in the operand a number of places forward or backward in the list
 	*/
-	exports.move = function (source, operator) {
-		var results = prepare_results(source),
-			index = results.indexOf(operator.operand),
-			count = $tw.utils.getInt(operator.suffix,1),
-			marker = results.splice(index, 1),
-			offset =  (index + count) > 0 ? index + count : 0;
-		return results.slice(0, offset).concat(marker).concat(results.slice(offset));
-	};
+exports.move = function (source, operator) {
+	var results = prepare_results(source),
+		index = results.indexOf(operator.operand),
+		count = $tw.utils.getInt(operator.suffix,1),
+		marker = results.splice(index, 1),
+		offset =  (index + count) > 0 ? index + count : 0;
+	return results.slice(0, offset).concat(marker).concat(results.slice(offset));
+};
 
-	/*
+/*
 	Returns the items from the current list that are after the item named in the operand
 	*/
-	exports.allafter = function (source, operator) {
-		var results = prepare_results(source),
-			index = results.indexOf(operator.operand);
-		return (index === -1) ? [] :
-			(operator.suffix) ? results.slice(index) :
+exports.allafter = function (source, operator) {
+	var results = prepare_results(source),
+		index = results.indexOf(operator.operand);
+	return (index === -1) ? [] :
+		(operator.suffix) ? results.slice(index) :
 			results.slice(index + 1);
-	};
+};
 
-	/*
+/*
 	Returns the items from the current list that are before the item named in the operand
 	*/
-	exports.allbefore = function (source, operator) {
-		var results = prepare_results(source),
-			index = results.indexOf(operator.operand);
-		return (index === -1) ? [] :
-			(operator.suffix) ? results.slice(0, index + 1) :
+exports.allbefore = function (source, operator) {
+	var results = prepare_results(source),
+		index = results.indexOf(operator.operand);
+	return (index === -1) ? [] :
+		(operator.suffix) ? results.slice(0, index + 1) :
 			results.slice(0, index);
-	};
+};
 
-	/*
+/*
 	Appends the items listed in the operand array to the tail of the current list
 	*/
-	exports.append = function (source, operator) {
-		var append = $tw.utils.parseStringArray(operator.operand, "true"),
-			results = prepare_results(source),
-			count = parseInt(operator.suffix) || append.length;
-		return (append.length === 0) ? results :
-			(operator.prefix) ? results.concat(append.slice(-count)) :
+exports.append = function (source, operator) {
+	var append = $tw.utils.parseStringArray(operator.operand, "true"),
+		results = prepare_results(source),
+		count = parseInt(operator.suffix) || append.length;
+	return (append.length === 0) ? results :
+		(operator.prefix) ? results.concat(append.slice(-count)) :
 			results.concat(append.slice(0, count));
-	};
+};
 
-	/*
+/*
 	Prepends the items listed in the operand array to the head of the current list
 	*/
-	exports.prepend = function (source, operator) {
-		var prepend = $tw.utils.parseStringArray(operator.operand, "true"),
-			results = prepare_results(source),
-			count = $tw.utils.getInt(operator.suffix,prepend.length);
-		return (prepend.length === 0) ? results :
-			(operator.prefix) ? prepend.slice(-count).concat(results) :
+exports.prepend = function (source, operator) {
+	var prepend = $tw.utils.parseStringArray(operator.operand, "true"),
+		results = prepare_results(source),
+		count = $tw.utils.getInt(operator.suffix,prepend.length);
+	return (prepend.length === 0) ? results :
+		(operator.prefix) ? prepend.slice(-count).concat(results) :
 			prepend.slice(0, count).concat(results);
-	};
+};
 
-	/*
+/*
 	Returns all items from the current list except the items listed in the operand array
 	*/
-	exports.remove = function (source, operator) {
-		var array = $tw.utils.parseStringArray(operator.operand, "true"),
-			results = prepare_results(source),
-			count = parseInt(operator.suffix) || array.length,
-			p,
-			len,
-			index;
-		len = array.length - 1;
-		for (p = 0; p < count; ++p) {
-			if (operator.prefix) {
-				index = results.indexOf(array[len - p]);
-			} else {
-				index = results.indexOf(array[p]);
-			}
-			if (index !== -1) {
-				results.splice(index, 1);
-			}
+exports.remove = function (source, operator) {
+	var array = $tw.utils.parseStringArray(operator.operand, "true"),
+		results = prepare_results(source),
+		count = parseInt(operator.suffix) || array.length,
+		p,
+		len,
+		index;
+	len = array.length - 1;
+	for(p = 0; p < count; ++p) {
+		if(operator.prefix) {
+			index = results.indexOf(array[len - p]);
+		} else {
+			index = results.indexOf(array[p]);
 		}
-		return results;
-	};
+		if(index !== -1) {
+			results.splice(index, 1);
+		}
+	}
+	return results;
+};
 
-	/*
+/*
 	Returns all items from the current list sorted in the order of the items in the operand array
 	*/
-	exports.sortby = function (source, operator) {
-		var results = prepare_results(source);
-		if (!results || results.length < 2) {
-			return results;
-		}
-		var lookup = $tw.utils.parseStringArray(operator.operand, "true");
-		results.sort(function (a, b) {
-			return lookup.indexOf(a) - lookup.indexOf(b);
-		});
+exports.sortby = function (source, operator) {
+	var results = prepare_results(source);
+	if(!results || results.length < 2) {
 		return results;
-	};
+	}
+	var lookup = $tw.utils.parseStringArray(operator.operand, "true");
+	results.sort(function (a, b) {
+		return lookup.indexOf(a) - lookup.indexOf(b);
+	});
+	return results;
+};
 
-	/*
+/*
 	Removes all duplicate items from the current list
 	*/
-	exports.unique = function (source, operator) {
-		var results = prepare_results(source);
-		var set = results.reduce(function (a, b) {
-			if (a.indexOf(b) < 0) {
-				a.push(b);
-			}
-			return a;
-		}, []);
-		return set;
-	};
-
-	var cycleValueInArray = function(results,operands,stepSize) {
-		var resultsIndex,
-			step = stepSize || 1,
-			i = 0,
-			opLength = operands.length,
-			nextOperandIndex;
-		for(i; i < opLength; i++) {
-			resultsIndex = results.indexOf(operands[i]);
-			if(resultsIndex !== -1) {
-				break;
-			}
+exports.unique = function (source, operator) {
+	var results = prepare_results(source);
+	var set = results.reduce(function (a, b) {
+		if(a.indexOf(b) < 0) {
+			a.push(b);
 		}
+		return a;
+	}, []);
+	return set;
+};
+
+var cycleValueInArray = function(results,operands,stepSize) {
+	var resultsIndex,
+		step = stepSize || 1,
+		i = 0,
+		opLength = operands.length,
+		nextOperandIndex;
+	for(i; i < opLength; i++) {
+		resultsIndex = results.indexOf(operands[i]);
 		if(resultsIndex !== -1) {
-			i = i + step;
-			nextOperandIndex = (i < opLength ? i : i % opLength);
-			if(operands.length > 1) {
-				results.splice(resultsIndex,1,operands[nextOperandIndex]);
-			} else {
-				results.splice(resultsIndex,1);
-			}
-		} else {
-			results.push(operands[0]);
+			break;
 		}
-		return results;
 	}
+	if(resultsIndex !== -1) {
+		i = i + step;
+		nextOperandIndex = (i < opLength ? i : i % opLength);
+		if(operands.length > 1) {
+			results.splice(resultsIndex,1,operands[nextOperandIndex]);
+		} else {
+			results.splice(resultsIndex,1);
+		}
+	} else {
+		results.push(operands[0]);
+	}
+	return results;
+};
 
-	/*
+/*
 	Toggles an item in the current list.
 	*/
-	exports.toggle = function(source,operator) {
-		return cycleValueInArray(prepare_results(source),operator.operands);
-	}
+exports.toggle = function(source,operator) {
+	return cycleValueInArray(prepare_results(source),operator.operands);
+};
 
-	exports.cycle = function(source,operator) {
-		var results = prepare_results(source),
-			operands = (operator.operand.length ? $tw.utils.parseStringArray(operator.operand, "true") : [""]),
-			step = $tw.utils.getInt(operator.operands[1]||"",1);
-		if(step < 0) {
-			operands.reverse();
-			step = Math.abs(step);
-		}
-		return cycleValueInArray(results,operands,step);
+exports.cycle = function(source,operator) {
+	var results = prepare_results(source),
+		operands = (operator.operand.length ? $tw.utils.parseStringArray(operator.operand, "true") : [""]),
+		step = $tw.utils.getInt(operator.operands[1]||"",1);
+	if(step < 0) {
+		operands.reverse();
+		step = Math.abs(step);
 	}
+	return cycleValueInArray(results,operands,step);
+};

core/modules/indexers/back-indexer.js

@@ -46,7 +46,7 @@ function BackSubIndexer(indexer,extractor) {
 BackSubIndexer.prototype.init = function() {
 	// lazy init until first lookup
 	this.index = null;
-}
+};
 
 BackSubIndexer.prototype._init = function() {
 	this.index = Object.create(null);
@@ -60,11 +60,11 @@ BackSubIndexer.prototype._init = function() {
 			self.index[target][sourceTitle] = true;
 		});
 	});
-}
+};
 
 BackSubIndexer.prototype.rebuild = function() {
 	this.index = null;
-}
+};
 
 /*
 * Get things that is being referenced in the text, e.g. tiddler names in the link syntax.
@@ -78,7 +78,7 @@ BackSubIndexer.prototype._getTarget = function(tiddler) {
 		return this.wiki[this.extractor](parser.tree, tiddler.fields.title);
 	}
 	return [];
-}
+};
 
 BackSubIndexer.prototype.update = function(updateDescriptor) {
 	// lazy init/update until first lookup
@@ -86,8 +86,8 @@ BackSubIndexer.prototype.update = function(updateDescriptor) {
 		return;
 	}
 	var newTargets = [],
-	    oldTargets = [],
-	    self = this;
+		oldTargets = [],
+		self = this;
 	if(updateDescriptor.old.exists) {
 		oldTargets = this._getTarget(updateDescriptor.old.tiddler);
 	}
@@ -106,7 +106,7 @@ BackSubIndexer.prototype.update = function(updateDescriptor) {
 		}
 		self.index[target][updateDescriptor.new.tiddler.fields.title] = true;
 	});
-}
+};
 
 BackSubIndexer.prototype.lookup = function(title) {
 	if(!this.index) {
@@ -117,6 +117,6 @@ BackSubIndexer.prototype.lookup = function(title) {
 	} else {
 		return [];
 	}
-}
+};
 
 exports.BackIndexer = BackIndexer;

core/modules/indexers/field-indexer.js

@@ -19,7 +19,7 @@ FieldIndexer.prototype.init = function() {
 	this.index = null;
 	this.maxIndexedValueLength = DEFAULT_MAXIMUM_INDEXED_VALUE_LENGTH;
 	this.addIndexMethods();
-}
+};
 
 // Provided for testing
 FieldIndexer.prototype.setMaxIndexedValueLength = function(length) {
@@ -33,14 +33,14 @@ FieldIndexer.prototype.addIndexMethods = function() {
 	this.wiki.each.byField = function(name,value) {
 		var lookup = self.lookup(name,value);
 		return lookup && lookup.filter(function(title) {
-			return self.wiki.tiddlerExists(title)
+			return self.wiki.tiddlerExists(title);
 		});
 	};
 	// get shadow tiddlers, including shadow tiddlers that is overwritten
 	this.wiki.eachShadow.byField = function(name,value) {
 		var lookup = self.lookup(name,value);
 		return lookup && lookup.filter(function(title) {
-			return self.wiki.isShadowTiddler(title)
+			return self.wiki.isShadowTiddler(title);
 		});
 	};
 	this.wiki.eachTiddlerPlusShadows.byField = function(name,value) {

core/modules/info/dimensions.js

@@ -14,12 +14,12 @@ exports.getInfoTiddlerFields = function(updateInfoTiddlersCallback) {
 			this.updateCallback = updateCallback;
 			this.resizeHandlers = new Map();
 			this.dimensionsInfo = [
-				["outer/width", win => win.outerWidth],
-				["outer/height", win => win.outerHeight],
-				["inner/width", win => win.innerWidth],
-				["inner/height", win => win.innerHeight],
-				["client/width", win => win.document.documentElement.clientWidth],
-				["client/height", win => win.document.documentElement.clientHeight]
+				["outer/width", (win) => win.outerWidth],
+				["outer/height", (win) => win.outerHeight],
+				["inner/width", (win) => win.innerWidth],
+				["inner/height", (win) => win.innerHeight],
+				["client/width", (win) => win.document.documentElement.clientWidth],
+				["client/height", (win) => win.document.documentElement.clientHeight]
 			];
 		}
 

core/modules/info/mediaquerytracker.js

@@ -0,0 +1,67 @@
+/*\
+title: $:/core/modules/info/mediaquerytracker.js
+type: application/javascript
+module-type: info
+
+Initialise $:/info/ tiddlers derived from media queries via 
+
+\*/
+
+"use strict";
+
+exports.getInfoTiddlerFields = function(updateInfoTiddlersCallback) {
+	if($tw.browser) {
+		// Functions to start and stop tracking a particular media query tracker tiddler
+		function track(title) {
+			var result = {},
+				tiddler = $tw.wiki.getTiddler(title);
+			if(tiddler) {
+				var mediaQuery = tiddler.fields["media-query"],
+					infoTiddler = tiddler.fields["info-tiddler"],
+					infoTiddlerAlt = tiddler.fields["info-tiddler-alt"];
+				if(mediaQuery && infoTiddler) {
+					// Evaluate and track the media query
+					result.mqList = window.matchMedia(mediaQuery);
+					function getResultTiddlers() {
+						var value = result.mqList.matches ? "yes" : "no",
+							tiddlers = [];
+						tiddlers.push({title: infoTiddler, text: value});
+						if(infoTiddlerAlt) {
+							tiddlers.push({title: infoTiddlerAlt, text: value});
+						}
+						return tiddlers;
+					};
+					updateInfoTiddlersCallback(getResultTiddlers());
+					result.handler = function(event) {
+						updateInfoTiddlersCallback(getResultTiddlers());
+					};
+					result.mqList.addEventListener("change",result.handler);
+				}
+			}
+			return result;
+		}
+		function untrack(enterValue) {
+			if(enterValue.mqList && enterValue.handler) {
+				enterValue.mqList.removeEventListener("change",enterValue.handler);
+			}
+		}
+		// Track media query tracker tiddlers
+		function fnEnter(title) {
+			return track(title);
+		}
+		function fnLeave(title,enterValue) {
+			untrack(enterValue);
+		}
+		function fnChange(title,enterValue) {
+			untrack(enterValue);
+			return track(title);
+		}
+		$tw.filterTracker.track({
+			filterString: "[all[tiddlers+shadows]tag[$:/tags/MediaQueryTracker]!is[draft]]",
+			fnEnter: fnEnter,
+			fnLeave: fnLeave,
+			fnChange: fnChange
+		});
+	}
+	return [];
+};

core/modules/info/platform.js

@@ -33,13 +33,6 @@ exports.getInfoTiddlerFields = function(updateInfoTiddlersCallback) {
 		// Screen size
 		infoTiddlerFields.push({title: "$:/info/browser/screen/width", text: window.screen.width.toString()});
 		infoTiddlerFields.push({title: "$:/info/browser/screen/height", text: window.screen.height.toString()});
- 		// Dark mode through event listener on MediaQueryList
- 		var mqList = window.matchMedia("(prefers-color-scheme: dark)"),
- 			getDarkModeTiddler = function() {return {title: "$:/info/darkmode", text: mqList.matches ? "yes" : "no"};};
- 		infoTiddlerFields.push(getDarkModeTiddler());
- 		mqList.addListener(function(event) {
- 			updateInfoTiddlersCallback([getDarkModeTiddler()]);
- 		});
 		// Language
 		infoTiddlerFields.push({title: "$:/info/browser/language", text: navigator.language || ""});
 	}

core/modules/keyboard.js

@@ -140,7 +140,7 @@ function KeyboardManager(options) {
 	this.shortcutParsedList = []; // Stores the parsed key descriptors
 	this.shortcutPriorityList = []; // Stores the parsed shortcut priority
 	this.lookupNames = ["shortcuts"];
-	this.lookupNames.push($tw.platform.isMac ? "shortcuts-mac" : "shortcuts-not-mac")
+	this.lookupNames.push($tw.platform.isMac ? "shortcuts-mac" : "shortcuts-not-mac");
 	this.lookupNames.push($tw.platform.isWindows ? "shortcuts-windows" : "shortcuts-not-windows");
 	this.lookupNames.push($tw.platform.isLinux ? "shortcuts-linux" : "shortcuts-not-linux");
 	this.updateShortcutLists(this.getShortcutTiddlerList());
@@ -161,7 +161,7 @@ KeyboardManager.prototype.getModifierKeys = function() {
 		91, // Meta (left)
 		93, // Meta (right)
 		224 // Meta (Firefox)
-	]
+	];
 };
 
 /*
@@ -187,8 +187,7 @@ KeyboardManager.prototype.parseKeyDescriptor = function(keyDescriptor,options) {
 			metaKey: false
 		};
 	for(var t=0; t<components.length; t++) {
-		var s = components[t].toLowerCase(),
-			c = s.charCodeAt(0);
+		var s = components[t].toLowerCase();
 		// Look for modifier keys
 		if(s === "ctrl") {
 			info.ctrlKey = true;
@@ -266,7 +265,7 @@ KeyboardManager.prototype.getPrintableShortcuts = function(keyInfoArray) {
 		}
 	});
 	return result;
-}
+};
 
 KeyboardManager.prototype.checkKeyDescriptor = function(event,keyInfo) {
 	return keyInfo &&
@@ -293,15 +292,15 @@ KeyboardManager.prototype.getMatchingKeyDescriptor = function(event,keyInfoArray
 KeyboardManager.prototype.getEventModifierKeyDescriptor = function(event) {
 	return event.ctrlKey && !event.shiftKey	&& !event.altKey && !event.metaKey ? "ctrl" : 
 		event.shiftKey && !event.ctrlKey && !event.altKey && !event.metaKey ? "shift" : 
-		event.ctrlKey && event.shiftKey && !event.altKey && !event.metaKey ? "ctrl-shift" : 
-		event.altKey && !event.shiftKey && !event.ctrlKey && !event.metaKey ? "alt" : 
-		event.altKey && event.shiftKey && !event.ctrlKey && !event.metaKey ? "alt-shift" : 
-		event.altKey && event.ctrlKey && !event.shiftKey && !event.metaKey ? "ctrl-alt" : 
-		event.altKey && event.shiftKey && event.ctrlKey && !event.metaKey ? "ctrl-alt-shift" : 
-		event.metaKey && !event.ctrlKey && !event.shiftKey && !event.altKey ? "meta" : 
-		event.metaKey && event.ctrlKey && !event.shiftKey && !event.altKey ? "meta-ctrl" :
-		event.metaKey && event.ctrlKey && event.shiftKey && !event.altKey ? "meta-ctrl-shift" :
-		event.metaKey && event.ctrlKey && event.shiftKey && event.altKey ? "meta-ctrl-alt-shift" : "normal";
+			event.ctrlKey && event.shiftKey && !event.altKey && !event.metaKey ? "ctrl-shift" : 
+				event.altKey && !event.shiftKey && !event.ctrlKey && !event.metaKey ? "alt" : 
+					event.altKey && event.shiftKey && !event.ctrlKey && !event.metaKey ? "alt-shift" : 
+						event.altKey && event.ctrlKey && !event.shiftKey && !event.metaKey ? "ctrl-alt" : 
+							event.altKey && event.shiftKey && event.ctrlKey && !event.metaKey ? "ctrl-alt-shift" : 
+								event.metaKey && !event.ctrlKey && !event.shiftKey && !event.altKey ? "meta" : 
+									event.metaKey && event.ctrlKey && !event.shiftKey && !event.altKey ? "meta-ctrl" :
+										event.metaKey && event.ctrlKey && event.shiftKey && !event.altKey ? "meta-ctrl-shift" :
+											event.metaKey && event.ctrlKey && event.shiftKey && event.altKey ? "meta-ctrl-alt-shift" : "normal";
 };
 
 KeyboardManager.prototype.getShortcutTiddlerList = function() {
@@ -371,8 +370,8 @@ KeyboardManager.prototype.handleShortcutChanges = function(changedTiddlers) {
 	var newList = this.getShortcutTiddlerList();
 	var hasChanged = $tw.utils.hopArray(changedTiddlers,this.shortcutTiddlers) ? true :
 		($tw.utils.hopArray(changedTiddlers,newList) ? true :
-		(this.detectNewShortcuts(changedTiddlers))
-	);
+			(this.detectNewShortcuts(changedTiddlers))
+		);
 	// Re-cache shortcuts if something changed
 	if(hasChanged) {
 		this.updateShortcutLists(newList);

core/modules/macros/contrastcolour.js

@@ -26,25 +26,26 @@ exports.params = [
 Run the macro
 */
 exports.run = function(target,fallbackTarget,colourA,colourB) {
-	var rgbTarget = $tw.utils.parseCSSColor(target) || $tw.utils.parseCSSColor(fallbackTarget);
+	var rgbTarget = $tw.utils.parseCSSColorObject(target) || $tw.utils.parseCSSColorObject(fallbackTarget);
 	if(!rgbTarget) {
 		return colourA;
 	}
-	var rgbColourA = $tw.utils.parseCSSColor(colourA),
-		rgbColourB = $tw.utils.parseCSSColor(colourB);
+	var rgbColourA = $tw.utils.parseCSSColorObject(colourA),
+		rgbColourB = $tw.utils.parseCSSColorObject(colourB);
 	if(rgbColourA && !rgbColourB) {
-		return rgbColourA;
+		return colourA;
 	}
 	if(rgbColourB && !rgbColourA) {
-		return rgbColourB;
+		return colourB;
 	}
 	if(!rgbColourA && !rgbColourB) {
 		// If neither colour is readable, return a crude inverse of the target
-		return [255 - rgbTarget[0],255 - rgbTarget[1],255 - rgbTarget[2],rgbTarget[3]];
+		rgbTarget.srgb.r = 1 - rgbTarget.srgb.r;
+		rgbTarget.srgb.g = 1 - rgbTarget.srgb.g;
+		rgbTarget.srgb.b = 1 - rgbTarget.srgb.b;
+		return rgbTarget.display();
 	}
-	// Colour brightness formula derived from http://www.w3.org/WAI/ER/WD-AERT/#color-contrast
-	var brightnessTarget = rgbTarget[0] * 0.299 + rgbTarget[1] * 0.587 + rgbTarget[2] * 0.114,
-		brightnessA = rgbColourA[0] * 0.299 + rgbColourA[1] * 0.587 + rgbColourA[2] * 0.114,
-		brightnessB = rgbColourB[0] * 0.299 + rgbColourB[1] * 0.587 + rgbColourB[2] * 0.114;
-	return Math.abs(brightnessTarget - brightnessA) > Math.abs(brightnessTarget - brightnessB) ? colourA : colourB;
+	var aContrast = rgbColourA.contrast(rgbTarget,"DeltaPhi"),
+		bContrast = rgbColourB.contrast(rgbTarget,"DeltaPhi");
+	return aContrast > bContrast ? colourA : colourB;
 };

core/modules/macros/csvtiddlers.js

@@ -24,8 +24,7 @@ exports.params = [
 Run the macro
 */
 exports.run = function(filter,format) {
-	var self = this,
-		tiddlers = this.wiki.filterTiddlers(filter),
+	var tiddlers = this.wiki.filterTiddlers(filter),
 		tiddler,
 		fields = [],
 		t,f;
@@ -46,24 +45,24 @@ exports.run = function(filter,format) {
 		var p = fields.indexOf(value);
 		if(p !== -1) {
 			fields.splice(p,1);
-			fields.unshift(value)
+			fields.unshift(value);
 		}
 	});
 	// Output the column headings
 	var output = [], row = [];
 	fields.forEach(function(value) {
-		row.push(quoteAndEscape(value))
+		row.push(quoteAndEscape(value));
 	});
 	output.push(row.join(","));
 	// Output each tiddler
 	for(var t=0;t<tiddlers.length; t++) {
 		row = [];
 		tiddler = this.wiki.getTiddler(tiddlers[t]);
-			if(tiddler) {
-				for(f=0; f<fields.length; f++) {
-					row.push(quoteAndEscape(tiddler ? tiddler.getFieldString(fields[f]) || "" : ""));
-				}	
-			}
+		if(tiddler) {
+			for(f=0; f<fields.length; f++) {
+				row.push(quoteAndEscape(tiddler ? tiddler.getFieldString(fields[f]) || "" : ""));
+			}	
+		}
 		output.push(row.join(","));
 	}
 	return output.join("\n");

core/modules/macros/displayshortcuts.js

@@ -31,8 +31,8 @@ exports.run = function(shortcuts,prefix,separator,suffix) {
 	}));
 	if(shortcutArray.length > 0) {
 		shortcutArray.sort(function(a,b) {
-		    return a.toLowerCase().localeCompare(b.toLowerCase());
-		})
+			return a.toLowerCase().localeCompare(b.toLowerCase());
+		});
 		return prefix + shortcutArray.join(separator) + suffix;
 	} else {
 		return "";

core/modules/parsers/audioparser.js

@@ -7,19 +7,17 @@ The audio parser parses an audio tiddler into an embeddable HTML element
 
 \*/
 
-/*jslint node: true, browser: true */
-/*global $tw: false */
 "use strict";
 
 var AudioParser = function(type,text,options) {
 	var element = {
-			type: "element",
-			tag: "$audio", // Using $audio to enable widget interception
-			attributes: {
-				controls: {type: "string", value: "controls"},
-				style: {type: "string", value: "width: 100%; object-fit: contain"}
-			}
-		};
+		type: "element",
+		tag: "$audio", // Using $audio to enable widget interception
+		attributes: {
+			controls: {type: "string", value: "controls"},
+			style: {type: "string", value: "width: 100%; object-fit: contain"}
+		}
+	};
 		
 	// Pass through source information
 	if(options._canonical_uri) {

core/modules/parsers/binaryparser.js

@@ -59,7 +59,7 @@ var BinaryParser = function(type,text,options) {
 			class: {type: "string", value: "tc-binary-warning"}
 		},
 		children: [warn, link]
-	}
+	};
 	this.tree = [element];
 	this.source = text;
 	this.type = type;

core/modules/parsers/csvparser.js

@@ -45,7 +45,7 @@ var CsvParser = function(type,text,options) {
 			row.children.push({
 				"type": "element", "tag": tag, "children": [{
 					"type": "text",
-					"text": columns[column] || ''
+					"text": columns[column] || ""
 				}]
 			});
 		}

core/modules/parsers/parseutils.js

@@ -45,7 +45,7 @@ exports.parseWhiteSpace = function(source,pos) {
 			type: "whitespace",
 			start: pos,
 			end: p
-		}
+		};
 	}
 };
 
@@ -107,13 +107,14 @@ exports.parseStringLiteral = function(source,pos) {
 		type: "string",
 		start: pos
 	};
-	var reString = /(?:"""([\s\S]*?)"""|"([^"]*)")|(?:'([^']*)')/g;
+	var reString = /(?:"""([\s\S]*?)"""|"([^"]*)")|(?:'([^']*)')|\[\[((?:[^\]]|\](?!\]))*)\]\]/y;
 	reString.lastIndex = pos;
 	var match = reString.exec(source);
 	if(match && match.index === pos) {
 		node.value = match[1] !== undefined ? match[1] :(
-			match[2] !== undefined ? match[2] : match[3]
-					);
+			match[2] !== undefined ? match[2] : (
+				match[3] !== undefined ? match[3] : match[4]
+			));
 		node.end = pos + match[0].length;
 		return node;
 	} else {
@@ -142,7 +143,14 @@ exports.parseParameterDefinition = function(paramString,options) {
 		var paramInfo = {name: paramMatch[1]},
 			defaultValue = paramMatch[2] || paramMatch[3] || paramMatch[4] || paramMatch[5];
 		if(defaultValue !== undefined) {
-			paramInfo["default"] = defaultValue;
+			// Check for an MVV reference ((varname))
+			var mvvDefaultMatch = /^\(\(([^)|]+)\)\)$/.exec(defaultValue);
+			if(mvvDefaultMatch) {
+				paramInfo.defaultType = "multivalue-variable";
+				paramInfo.defaultVariable = mvvDefaultMatch[1];
+			} else {
+				paramInfo["default"] = defaultValue;
+			}
 		}
 		params.push(paramInfo);
 		// Look for the next parameter
@@ -162,7 +170,7 @@ exports.parseMacroParameters = function(node,source,pos) {
 	}
 	node.end = pos;
 	return node;
-}
+};
 
 /*
 Look for a macro invocation parameter. Returns null if not found, or {type: "macro-parameter", name:, value:, start:, end:}
@@ -173,7 +181,7 @@ exports.parseMacroParameter = function(source,pos) {
 		start: pos
 	};
 	// Define our regexp
-	const reMacroParameter = /(?:([A-Za-z0-9\-_]+)\s*:)?(?:\s*(?:"""([\s\S]*?)"""|"([^"]*)"|'([^']*)'|\[\[([^\]]*)\]\]|((?:(?:>(?!>))|[^\s>"'])+)))/y;
+	const reMacroParameter = /(?:([A-Za-z0-9\-_]+)\s*:)?(?:\s*(?:"""([\s\S]*?)"""|"([^"]*)"|'([^']*)'|\[\[((?:[^\]]|\](?!\]))*)\]\]|((?:(?:>(?!>))|[^\s>"'])+)))/y;
 	// Skip whitespace
 	pos = $tw.utils.skipWhiteSpace(source,pos);
 	// Look for the parameter
@@ -184,16 +192,16 @@ exports.parseMacroParameter = function(source,pos) {
 	pos = token.end;
 	// Get the parameter details
 	node.value = token.match[2] !== undefined ? token.match[2] : (
-					token.match[3] !== undefined ? token.match[3] : (
-						token.match[4] !== undefined ? token.match[4] : (
-							token.match[5] !== undefined ? token.match[5] : (
-								token.match[6] !== undefined ? token.match[6] : (
-									""
-								)
-							)
-						)
+		token.match[3] !== undefined ? token.match[3] : (
+			token.match[4] !== undefined ? token.match[4] : (
+				token.match[5] !== undefined ? token.match[5] : (
+					token.match[6] !== undefined ? token.match[6] : (
+						""
 					)
-				);
+				)
+			)
+		)
+	);
 	if(token.match[1]) {
 		node.name = token.match[1];
 	}
@@ -206,28 +214,223 @@ exports.parseMacroParameter = function(source,pos) {
 Look for a macro invocation. Returns null if not found, or {type: "transclude", attributes:, start:, end:}
 */
 exports.parseMacroInvocationAsTransclusion = function(source,pos) {
-	var node = $tw.utils.parseMacroInvocation(source,pos);
-	if(node) {
-		var positionalName = 0,
-			transclusion = {
-				type: "transclude",
-				start: node.start,
-				end: node.end
-			};
-		$tw.utils.addAttributeToParseTreeNode(transclusion,"$variable",node.name);
-		$tw.utils.each(node.params,function(param) {
-			var name = param.name;
-			if(name) {
-				if(name.charAt(0) === "$") {
-					name = "$" + name;
-				}
-				$tw.utils.addAttributeToParseTreeNode(transclusion,{name: name,type: "string", value: param.value, start: param.start, end: param.end});
-			} else {
-				$tw.utils.addAttributeToParseTreeNode(transclusion,{name: (positionalName++) + "",type: "string", value: param.value, start: param.start, end: param.end});
-			}
-		});
-		return transclusion;
+	var node = {
+		type: "transclude",
+		start: pos,
+		attributes: {},
+		orderedAttributes: []
+	};
+	// Define our regexps
+	var reVarName = /([^\s>"'=:]+)/y;
+	// Skip whitespace
+	pos = $tw.utils.skipWhiteSpace(source,pos);
+	// Look for a double opening angle bracket
+	var token = $tw.utils.parseTokenString(source,pos,"<<");
+	if(!token) {
+		return null;
 	}
+	pos = token.end;
+	// Get the variable name for the macro
+	token = $tw.utils.parseTokenRegExp(source,pos,reVarName);
+	if(!token) {
+		return null;
+	}
+	$tw.utils.addAttributeToParseTreeNode(node,"$variable",token.match[1]);
+	pos = token.end;
+	// Check that the tag is terminated by a space or >>, and that there is a closing >> somewhere ahead
+	if(!(source.charAt(pos) === ">" && source.charAt(pos + 1) === ">") ) {
+		if(source.indexOf(">>",pos) === -1) {
+			return null;
+		}
+	}
+	// Process attributes
+	pos = $tw.utils.parseMacroParametersAsAttributes(node,source,pos);
+	// Skip whitespace
+	pos = $tw.utils.skipWhiteSpace(source,pos);
+	// Look for a double closing angle bracket
+	token = $tw.utils.parseTokenString(source,pos,">>");
+	if(!token) {
+		return null;
+	}
+	node.end = token.end;
+	return node;
+};
+
+/*
+Look for an MVV (multi-valued variable) reference as a transclusion, i.e. ((varname)) or ((varname params))
+Returns null if not found, or a parse tree node of type "transclude" with isMVV: true
+*/
+exports.parseMVVReferenceAsTransclusion = function(source,pos) {
+	var node = {
+		type: "transclude",
+		isMVV: true,
+		start: pos,
+		attributes: {},
+		orderedAttributes: []
+	};
+	// Define our regexps
+	var reVarName = /([^\s>"'=:)]+)/y;
+	// Skip whitespace
+	pos = $tw.utils.skipWhiteSpace(source,pos);
+	// Look for a double opening parenthesis
+	var token = $tw.utils.parseTokenString(source,pos,"((");
+	if(!token) {
+		return null;
+	}
+	pos = token.end;
+	// Get the variable name
+	token = $tw.utils.parseTokenRegExp(source,pos,reVarName);
+	if(!token) {
+		return null;
+	}
+	$tw.utils.addAttributeToParseTreeNode(node,"$variable",token.match[1]);
+	pos = token.end;
+	// Skip whitespace
+	pos = $tw.utils.skipWhiteSpace(source,pos);
+	// Look for a double closing parenthesis
+	token = $tw.utils.parseTokenString(source,pos,"))");
+	if(!token) {
+		return null;
+	}
+	node.end = token.end;
+	return node;
+};
+
+/*
+Parse macro parameters as attributes. Returns the position after the last attribute
+*/
+exports.parseMacroParametersAsAttributes = function(node,source,pos) {
+	var position = 0,
+		attribute = $tw.utils.parseMacroParameterAsAttribute(source,pos);
+	while(attribute) {
+		if(!attribute.name) {
+			attribute.name = (position++) + "";
+			attribute.isPositional = true;
+		}
+		node.orderedAttributes.push(attribute);
+		node.attributes[attribute.name] = attribute;
+		pos = attribute.end;
+		// Get the next attribute
+		attribute = $tw.utils.parseMacroParameterAsAttribute(source,pos);
+	}
+	node.end = pos;
+	return pos;
+};
+
+/*
+Parse a macro parameter as an attribute. Returns null if not found, otherwise returns {name:, type: "filtered|string|indirect|macro", value|filter|textReference:, start:, end:,}, with the name being optional
+*/
+exports.parseMacroParameterAsAttribute = function(source,pos) {
+	var node = {
+		start: pos
+	};
+	// Define our regexps
+	var reAttributeName = /([^\/\s>"'`=:]+)/y,
+		reStrictIdentifier = /^[A-Za-z0-9\-_]+$/,
+		reUnquotedAttribute = /(?!<<)((?:(?:>(?!>))|[^\s>"'])+)/y,
+		reFilteredValue = /\{\{\{([\S\s]+?)\}\}\}/y,
+		reIndirectValue = /\{\{([^\}]+)\}\}/y,
+		reSubstitutedValue = /(?:```([\s\S]*?)```|`([^`]|[\S\s]*?)`)/y;
+	// Skip whitespace
+	pos = $tw.utils.skipWhiteSpace(source,pos);
+	// Get the attribute name and the separator token
+	var nameToken = $tw.utils.parseTokenRegExp(source,pos,reAttributeName),
+		namePos = nameToken && $tw.utils.skipWhiteSpace(source,nameToken.end),
+		separatorToken = nameToken && $tw.utils.parseTokenRegExp(source,namePos,/=|:/y),
+		isNewStyleSeparator = false; // If there is no separator then we don't allow new style values
+	// Colon separator requires a strict identifier name to avoid mis-parsing values like $:/foo
+	if(nameToken && separatorToken && separatorToken.match[0] === ":" && !reStrictIdentifier.test(nameToken.match[1])) {
+		nameToken = null;
+		separatorToken = null;
+	}
+	// If we have a name and a separator then we have a named attribute
+	if(nameToken && separatorToken) {
+		node.name = nameToken.match[1];
+		// key value separator is `=` or `:`
+		node.assignmentOperator = separatorToken.match[0];
+		pos = separatorToken.end;
+		isNewStyleSeparator = (node.assignmentOperator === "=");
+	}
+	// Skip whitespace
+	pos = $tw.utils.skipWhiteSpace(source,pos);
+
+	do {
+		// Look for a string literal
+		var stringLiteral = $tw.utils.parseStringLiteral(source,pos);
+		if(stringLiteral) {
+			pos = stringLiteral.end;
+			node.type = "string";
+			node.value = stringLiteral.value;
+			// Mark the value as having been quoted in the source
+			node.quoted = true;
+			break;
+		}
+
+		if(isNewStyleSeparator) {
+			// Look for a filtered value
+			var filteredValue = $tw.utils.parseTokenRegExp(source,pos,reFilteredValue);
+			if(filteredValue) {
+				pos = filteredValue.end;
+				node.type = "filtered";
+				node.filter = filteredValue.match[1];
+				break;
+			}
+
+			// Look for an indirect value
+			var indirectValue = $tw.utils.parseTokenRegExp(source,pos,reIndirectValue);
+			if(indirectValue) {
+				pos = indirectValue.end;
+				node.type = "indirect";
+				node.textReference = indirectValue.match[1];
+				break;
+			}
+
+			// Look for a macro invocation value
+			var macroInvocation = $tw.utils.parseMacroInvocationAsTransclusion(source,pos);
+			if(macroInvocation) {
+				pos = macroInvocation.end;
+				node.type = "macro";
+				node.value = macroInvocation;
+				break;
+			}
+
+			// Look for an MVV reference value
+			var mvvReference = $tw.utils.parseMVVReferenceAsTransclusion(source,pos);
+			if(mvvReference) {
+				pos = mvvReference.end;
+				node.type = "macro";
+				node.value = mvvReference;
+				node.isMVV = true;
+				break;
+			}
+
+			// Look for a substituted value
+			var substitutedValue = $tw.utils.parseTokenRegExp(source,pos,reSubstitutedValue);
+			if(substitutedValue) {
+				pos = substitutedValue.end;
+				node.type = "substituted";
+				node.rawValue = substitutedValue.match[1] || substitutedValue.match[2];
+				break;
+			}
+		}
+
+		// Look for a unquoted value
+		var unquotedValue = $tw.utils.parseTokenRegExp(source,pos,reUnquotedAttribute);
+		if(unquotedValue) {
+			pos = unquotedValue.end;
+			node.type = "string";
+			node.value = unquotedValue.match[1];
+			break; // redundant, but leaving for consistency
+		}
+
+	} while(false);
+
+	// Bail if we don't have a value
+	if(!node.type) {
+		return null;
+	}
+	// Update the end position
+	node.end = pos;
 	return node;
 };
 
@@ -296,7 +499,7 @@ exports.parseFilterVariable = function(source) {
 };
 
 /*
-Look for an HTML attribute definition. Returns null if not found, otherwise returns {type: "attribute", name:, type: "filtered|string|indirect|macro", value|filter|textReference:, start:, end:,}
+Look for an HTML attribute definition. Returns null if not found, otherwise returns {name:, type: "filtered|string|indirect|macro", value|filter|textReference:, start:, end:,}
 */
 exports.parseAttribute = function(source,pos) {
 	var node = {
@@ -325,56 +528,81 @@ exports.parseAttribute = function(source,pos) {
 		pos = token.end;
 		// Skip whitespace
 		pos = $tw.utils.skipWhiteSpace(source,pos);
-		// Look for a string literal
-		var stringLiteral = $tw.utils.parseStringLiteral(source,pos);
-		if(stringLiteral) {
-			pos = stringLiteral.end;
-			node.type = "string";
-			node.value = stringLiteral.value;
-		} else {
+		do {
+			// Look for a string literal
+			var stringLiteral = $tw.utils.parseStringLiteral(source,pos);
+			if(stringLiteral) {
+				pos = stringLiteral.end;
+				node.type = "string";
+				node.value = stringLiteral.value;
+				break;
+			}
+
 			// Look for a filtered value
 			var filteredValue = $tw.utils.parseTokenRegExp(source,pos,reFilteredValue);
 			if(filteredValue) {
 				pos = filteredValue.end;
 				node.type = "filtered";
 				node.filter = filteredValue.match[1];
-			} else {
-				// Look for an indirect value
-				var indirectValue = $tw.utils.parseTokenRegExp(source,pos,reIndirectValue);
-				if(indirectValue) {
-					pos = indirectValue.end;
-					node.type = "indirect";
-					node.textReference = indirectValue.match[1];
-				} else {
-					// Look for a unquoted value
-					var unquotedValue = $tw.utils.parseTokenRegExp(source,pos,reUnquotedAttribute);
-					if(unquotedValue) {
-						pos = unquotedValue.end;
-						node.type = "string";
-						node.value = unquotedValue.match[1];
-					} else {
-						// Look for a macro invocation value
-						var macroInvocation = $tw.utils.parseMacroInvocation(source,pos);
-						if(macroInvocation) {
-							pos = macroInvocation.end;
-							node.type = "macro";
-							node.value = macroInvocation;
-						} else {
-							var substitutedValue = $tw.utils.parseTokenRegExp(source,pos,reSubstitutedValue);
-							if(substitutedValue) {
-								pos = substitutedValue.end;
-								node.type = "substituted";
-								node.rawValue = substitutedValue.match[1] || substitutedValue.match[2];
-							} else {
-								node.type = "string";
-								node.value = "true";
-							}
-						}
-					}
-				}
+				break;
 			}
-		}
+
+			// Look for an indirect value
+			var indirectValue = $tw.utils.parseTokenRegExp(source,pos,reIndirectValue);
+			if(indirectValue) {
+				pos = indirectValue.end;
+				node.type = "indirect";
+				node.textReference = indirectValue.match[1];
+				break;
+			}
+
+			// Look for a macro invocation value
+			var macroInvocation = $tw.utils.parseMacroInvocationAsTransclusion(source,pos);
+			if(macroInvocation) {
+				pos = macroInvocation.end;
+				node.type = "macro";
+				node.value = macroInvocation;
+				break;
+			}
+
+			// Look for an MVV reference value
+			var mvvReference = $tw.utils.parseMVVReferenceAsTransclusion(source,pos);
+			if(mvvReference) {
+				pos = mvvReference.end;
+				node.type = "macro";
+				node.value = mvvReference;
+				node.isMVV = true;
+				break;
+			}
+
+			// Look for a substituted value
+			var substitutedValue = $tw.utils.parseTokenRegExp(source,pos,reSubstitutedValue);
+			if(substitutedValue) {
+				pos = substitutedValue.end;
+				node.type = "substituted";
+				node.rawValue = substitutedValue.match[1] || substitutedValue.match[2];
+				break;
+			}
+
+			// Look for a unquoted value
+			var unquotedValue = $tw.utils.parseTokenRegExp(source,pos,reUnquotedAttribute);
+			if(unquotedValue) {
+				pos = unquotedValue.end;
+				node.type = "string";
+				node.value = unquotedValue.match[1];
+				break;
+			}
+
+			if(source.charAt(pos) === "<" && source.charAt(pos + 1) === "<" && source.indexOf(">>",pos) !== -1) {
+				// Value looks like a macro invocation (starts with << with a closing >> ahead) but does not parse as one. Return null so the enclosing tag fails to parse rather than silently binding the attribute to "true" and treating the remainder as further attributes (restores v5.3.8 behaviour)
+				return null;
+			}
+
+			node.type = "string";
+			node.value = "true";
+		} while(false);
 	} else {
+		// If there is no equals sign or colon, then this is an attribute with no value, defaulting to "true"
 		node.type = "string";
 		node.value = "true";
 	}

core/modules/parsers/pdfparser.js

@@ -11,11 +11,10 @@ The PDF parser embeds a PDF viewer
 
 var ImageParser = function(type,text,options) {
 	var element = {
-			type: "element",
-			tag: "iframe",
-			attributes: {}
-		},
-		src;
+		type: "element",
+		tag: "iframe",
+		attributes: {}
+	};
 	if(options._canonical_uri) {
 		element.attributes.src = {type: "string", value: options._canonical_uri};
 	} else if(text) {

core/modules/parsers/videoparser.js

@@ -11,14 +11,13 @@ The video parser parses a video tiddler into an embeddable HTML element
 
 var VideoParser = function(type,text,options) {
 	var element = {
-			type: "element",
-			tag: "video",
-			attributes: {
-				controls: {type: "string", value: "controls"},
-				style: {type: "string", value: "width: 100%; object-fit: contain"}
-			}
-		},
-		src;
+		type: "element",
+		tag: "video",
+		attributes: {
+			controls: {type: "string", value: "controls"},
+			style: {type: "string", value: "width: 100%; object-fit: contain"}
+		}
+	};
 	if(options._canonical_uri) {
 		element.attributes.src = {type: "string", value: options._canonical_uri};
 	} else if(text) {

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

@@ -46,10 +46,10 @@ exports.parse = function() {
 	}
 	// Return the $codeblock widget
 	return [{
-			type: "codeblock",
-			attributes: {
-					code: {type: "string", value: text, start: codeStart, end: this.parser.pos},
-					language: {type: "string", value: this.match[1], start: languageStart, end: languageEnd}
-			}
+		type: "codeblock",
+		attributes: {
+			code: {type: "string", value: text, start: codeStart, end: this.parser.pos},
+			language: {type: "string", value: this.match[1], start: languageStart, end: languageEnd}
+		}
 	}];
 };

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

@@ -31,13 +31,16 @@ exports.parse = function() {
 	reEnd.lastIndex = this.parser.pos;
 	var match = reEnd.exec(this.parser.source),
 		text,
-		start = this.parser.pos;
+		start = this.parser.pos,
+		textEnd;
 	// Process the text
 	if(match) {
 		text = this.parser.source.substring(this.parser.pos,match.index);
+		textEnd = match.index;
 		this.parser.pos = match.index + match[0].length;
 	} else {
 		text = this.parser.source.substr(this.parser.pos);
+		textEnd = this.parser.sourceLength;
 		this.parser.pos = this.parser.sourceLength;
 	}
 	return [{
@@ -47,7 +50,7 @@ exports.parse = function() {
 			type: "text",
 			text: text,
 			start: start,
-			end: this.parser.pos
+			end: textEnd
 		}]
 	}];
 };