From 4c1d7892aa884e2c2f08667f10425478209f28ea Mon Sep 17 00:00:00 2001
From: Redstone Zhao <13740080@qq.com>
Date: Sun, 31 May 2015 09:26:25 +0800
Subject: [PATCH] function() {} -> noop

---
 mithril.js | 30 +++++++++++++++---------------
 1 file changed, 15 insertions(+), 15 deletions(-)

diff --git a/mithril.js b/mithril.js
index 869c114d..7faea34b 100644
--- a/mithril.js
+++ b/mithril.js
@@ -57,7 +57,7 @@ var m = (function app(window, undefined) {
 		else {
 			cell.children = children
 		}
-		
+
 		for (var attrName in attrs) {
 			if (attrs.hasOwnProperty(attrName)) {
 				if (attrName === classAttrName && attrs[attrName] != null && attrs[attrName] !== "") {
@@ -68,7 +68,7 @@ var m = (function app(window, undefined) {
 			}
 		}
 		if (classes.length > 0) cell.attrs[classAttrName] = classes.join(" ");
-		
+
 		return cell
 	}
 	function build(parentElement, parentTag, parentCache, parentIndex, data, cached, shouldReattach, index, editable, namespace, configs) {
@@ -124,7 +124,7 @@ var m = (function app(window, undefined) {
 					len = data.length
 				}
 			}
-			
+
 			var nodes = [], intact = cached.length === data.length, subArrayCount = 0;
 
 			//keys algorithm: sort elements without recreating them if keys are present
@@ -140,7 +140,7 @@ var m = (function app(window, undefined) {
 					existing[cached[i].attrs.key] = {action: DELETION, index: i}
 				}
 			}
-			
+
 			var guid = 0
 			for (var i = 0, len = data.length; i < len; i++) {
 				if (data[i] && data[i].attrs && data[i].attrs.key != null) {
@@ -150,7 +150,7 @@ var m = (function app(window, undefined) {
 					break
 				}
 			}
-			
+
 			if (shouldMaintainIdentities) {
 				var keysDiffer = false
 				if (data.length != cached.length) keysDiffer = true
@@ -160,7 +160,7 @@ var m = (function app(window, undefined) {
 						break
 					}
 				}
-				
+
 				if (keysDiffer) {
 					for (var i = 0, len = data.length; i < len; i++) {
 						if (data[i] && data[i].attrs) {
@@ -224,7 +224,7 @@ var m = (function app(window, undefined) {
 			}
 			if (!intact) {
 				//diff the array itself
-				
+
 				//update the list of DOM nodes by collecting the nodes from each item
 				for (var i = 0, len = data.length; i < len; i++) {
 					if (cached[i] != null) nodes.push.apply(nodes, cached[i].nodes)
@@ -277,7 +277,7 @@ var m = (function app(window, undefined) {
 			if (data.attrs.xmlns) namespace = data.attrs.xmlns;
 			else if (data.tag === "svg") namespace = "http://www.w3.org/2000/svg";
 			else if (data.tag === "math") namespace = "http://www.w3.org/1998/Math/MathML";
-			
+
 			if (isNew) {
 				if (data.attrs.is) node = namespace === undefined ? $document.createElement(data.tag, data.attrs.is) : $document.createElementNS(namespace, data.tag, data.attrs.is);
 				else node = namespace === undefined ? $document.createElement(data.tag) : $document.createElementNS(namespace, data.tag);
@@ -302,7 +302,7 @@ var m = (function app(window, undefined) {
 						}
 					}
 				}
-				
+
 				if (cached.children && !cached.children.nodes) cached.children.nodes = [];
 				//edge case: setting value on <select> doesn't work before children exist, so set it again after children have been created
 				if (data.tag === "select" && "value" in data.attrs) setAttributes(node, data.tag, {value: data.attrs.value}, {}, namespace);
@@ -569,7 +569,7 @@ var m = (function app(window, undefined) {
 		if (!root) throw new Error("Please ensure the DOM element exists before rendering a template into it.");
 		var index = roots.indexOf(root);
 		if (index < 0) index = roots.length;
-		
+
 		var isPrevented = false;
 		var event = {preventDefault: function() {
 			isPrevented = true;
@@ -583,17 +583,17 @@ var m = (function app(window, undefined) {
 			for (var i = 0, unloader; unloader = unloaders[i]; i++) unloader.controller.onunload = unloader.handler
 		}
 		else unloaders = []
-		
+
 		if (controllers[index] && typeof controllers[index].onunload === FUNCTION) {
 			controllers[index].onunload(event)
 		}
-		
+
 		if (!isPrevented) {
 			m.redraw.strategy("all");
 			m.startComputation();
 			roots[index] = root;
 			if (arguments.length > 2) component = subcomponent(component, [].slice.call(arguments, 2))
-			var currentComponent = topComponent = component = component || {controller: function() {}};
+			var currentComponent = topComponent = component = component || {controller: noop};
 			var constructor = component.controller || noop
 			var controller = new constructor;
 			//controllers may call m.mount recursively (via m.route redirects, for example)
@@ -826,7 +826,7 @@ var m = (function app(window, undefined) {
 	}
 	function parseQueryString(str) {
 		if (str.charAt(0) === "?") str = str.substring(1);
-		
+
 		var pairs = str.split("&"), params = {};
 		for (var i = 0, len = pairs.length; i < len; i++) {
 			var pair = pairs[i].split("=");
@@ -842,7 +842,7 @@ var m = (function app(window, undefined) {
 	}
 	m.route.buildQueryString = buildQueryString
 	m.route.parseQueryString = parseQueryString
-	
+
 	function reset(root) {
 		var cacheKey = getCellCacheKey(root);
 		clear(root.childNodes, cellCache[cacheKey]);