vndb/mithril-vndb
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function() {} -> noop

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This commit is contained in:
Redstone Zhao 2015-05-31 09:26:25 +08:00
parent 26a6664cd0
commit 4c1d7892aa
1 changed files with 15 additions and 15 deletions
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30
mithril.js
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@ -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]);