mirror of
https://github.com/the-djmaze/snappymail.git
synced 2026-07-08 22:18:28 +03:00
Speedup Knockout a bit
This commit is contained in:
the-djmaze
parent
24681f8955
commit
8a461e7a3d
4 changed files with 164 additions and 200 deletions
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@ -1776,14 +1776,14 @@ ko.bindingContext = class {
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}
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};
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function asyncContextDispose(node) {
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const asyncContextDispose = node => {
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var bindingInfo = ko.utils.domData.get(node, boundElementDomDataKey),
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asyncContext = bindingInfo?.asyncContext;
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if (asyncContext) {
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bindingInfo.asyncContext = null;
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asyncContext.notifyAncestor();
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}
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}
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};
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class AsyncCompleteContext {
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constructor(node, bindingInfo, ancestorBindingInfo) {
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@ -1867,7 +1867,7 @@ ko.bindingEvent = {
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}
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};
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function applyBindingsToDescendantsInternal(bindingContext, elementOrVirtualElement) {
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const applyBindingsToDescendantsInternal = (bindingContext, elementOrVirtualElement) => {
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var currentChild, nextInQueue = ko.virtualElements.firstChild(elementOrVirtualElement);
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while (currentChild = nextInQueue) {
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@ -1876,17 +1876,15 @@ function applyBindingsToDescendantsInternal(bindingContext, elementOrVirtualElem
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applyBindingsToNodeAndDescendantsInternal(bindingContext, currentChild);
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}
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ko.bindingEvent.notify(elementOrVirtualElement, ko.bindingEvent.childrenComplete);
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}
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};
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function applyBindingsToNodeAndDescendantsInternal(bindingContext, nodeVerified) {
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const applyBindingsToNodeAndDescendantsInternal = (bindingContext, nodeVerified) => {
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var bindingContextForDescendants = bindingContext;
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var isElement = (nodeVerified.nodeType === 1);
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// Perf optimisation: Apply bindings only if...
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// (1) We need to store the binding info for the node (all element nodes)
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// (2) It might have bindings (e.g., it has a data-bind attribute, or it's a marker for a containerless template)
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if (isElement || ko.bindingProvider.nodeHasBindings(nodeVerified))
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if ((1 === nodeVerified.nodeType) || ko.bindingProvider.nodeHasBindings(nodeVerified))
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bindingContextForDescendants = applyBindingsToNodeInternal(nodeVerified, null, bindingContext);
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// Don't want bindings that operate on text nodes to mutate <script> and <textarea> contents,
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@ -1897,41 +1895,42 @@ function applyBindingsToNodeAndDescendantsInternal(bindingContext, nodeVerified)
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if (bindingContextForDescendants && !nodeVerified.matches?.('SCRIPT,TEXTAREA,TEMPLATE')) {
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applyBindingsToDescendantsInternal(bindingContextForDescendants, nodeVerified);
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}
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}
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};
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function topologicalSortBindings(bindings) {
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const topologicalSortBindings = bindings => {
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// Depth-first sort
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var result = [], // The list of key/handler pairs that we will return
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bindingsConsidered = {}, // A temporary record of which bindings are already in 'result'
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cyclicDependencyStack = []; // Keeps track of a depth-search so that, if there's a cycle, we know which bindings caused it
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ko.utils.objectForEach(bindings, function pushBinding(bindingKey) {
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if (!bindingsConsidered[bindingKey]) {
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var binding = ko.bindingHandlers[bindingKey];
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if (binding) {
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// First add dependencies (if any) of the current binding
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if (binding['after']) {
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cyclicDependencyStack.push(bindingKey);
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binding['after'].forEach(bindingDependencyKey => {
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if (bindings[bindingDependencyKey]) {
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if (cyclicDependencyStack.includes(bindingDependencyKey)) {
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throw Error("Cannot combine the following bindings, because they have a cyclic dependency: " + cyclicDependencyStack.join(", "));
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cyclicDependencyStack = [], // Keeps track of a depth-search so that, if there's a cycle, we know which bindings caused it
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pushBinding = bindingKey => {
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if (!bindingsConsidered[bindingKey]) {
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var binding = ko.bindingHandlers[bindingKey];
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if (binding) {
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// First add dependencies (if any) of the current binding
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if (binding['after']) {
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cyclicDependencyStack.push(bindingKey);
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binding['after'].forEach(bindingDependencyKey => {
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if (bindings[bindingDependencyKey]) {
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if (cyclicDependencyStack.includes(bindingDependencyKey)) {
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throw Error("Cannot combine the following bindings, because they have a cyclic dependency: " + cyclicDependencyStack.join(", "));
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}
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pushBinding(bindingDependencyKey);
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}
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pushBinding(bindingDependencyKey);
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}
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});
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cyclicDependencyStack.length--;
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});
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cyclicDependencyStack.length--;
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}
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// Next add the current binding
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result.push({ key: bindingKey, handler: binding });
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}
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// Next add the current binding
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result.push({ key: bindingKey, handler: binding });
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bindingsConsidered[bindingKey] = true;
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}
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bindingsConsidered[bindingKey] = true;
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}
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});
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};
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ko.utils.objectForEach(bindings, pushBinding);
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return result;
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}
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};
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function applyBindingsToNodeInternal(node, sourceBindings, bindingContext) {
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const applyBindingsToNodeInternal = (node, sourceBindings, bindingContext) => {
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var bindingInfo = ko.utils.domData.getOrSet(node, boundElementDomDataKey, {});
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// Prevent multiple applyBindings calls for the same node, except when a binding value is specified
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@ -1950,13 +1949,13 @@ function applyBindingsToNodeInternal(node, sourceBindings, bindingContext) {
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}
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// Use bindings if given, otherwise fall back on asking the bindings provider to give us some bindings
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var bindings;
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var bindings, bindingsUpdater;
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if (sourceBindings && typeof sourceBindings !== 'function') {
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bindings = sourceBindings;
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} else {
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// Get the binding from the provider within a computed observable so that we can update the bindings whenever
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// the binding context is updated or if the binding provider accesses observables.
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var bindingsUpdater = ko.computed(
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bindingsUpdater = ko.computed(
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() => {
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bindings = sourceBindings ? sourceBindings(bindingContext, node) : ko.bindingProvider.getBindingAccessors(node, bindingContext);
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// Register a dependency on the binding context to support observable view models.
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@ -2054,49 +2053,33 @@ function applyBindingsToNodeInternal(node, sourceBindings, bindingContext) {
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}
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return bindingHandlerThatControlsDescendantBindings === undefined && contextToExtend;
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}
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};
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ko.storedBindingContextForNode = node => {
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var bindingInfo = ko.utils.domData.get(node, boundElementDomDataKey);
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return bindingInfo && bindingInfo.context;
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}
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ko.storedBindingContextForNode = node =>
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ko.utils.domData.get(node, boundElementDomDataKey)?.context;
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function getBindingContext(viewModelOrBindingContext, extendContextCallback) {
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return viewModelOrBindingContext && (viewModelOrBindingContext instanceof ko.bindingContext)
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const getBindingContext = (viewModelOrBindingContext) =>
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viewModelOrBindingContext && (viewModelOrBindingContext instanceof ko.bindingContext)
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? viewModelOrBindingContext
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: new ko.bindingContext(viewModelOrBindingContext, null, extendContextCallback);
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}
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: new ko.bindingContext(viewModelOrBindingContext);
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ko['applyBindingAccessorsToNode'] = (node, bindings, viewModelOrBindingContext) =>
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applyBindingsToNodeInternal(node, bindings, getBindingContext(viewModelOrBindingContext));
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ko.applyBindingsToDescendants = (viewModelOrBindingContext, rootNode) => {
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if (rootNode.nodeType === 1 || rootNode.nodeType === 8)
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applyBindingsToDescendantsInternal(getBindingContext(viewModelOrBindingContext), rootNode);
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};
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ko.applyBindingsToDescendants = (viewModelOrBindingContext, rootNode) =>
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(rootNode.nodeType === 1 || rootNode.nodeType === 8)
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&& applyBindingsToDescendantsInternal(getBindingContext(viewModelOrBindingContext), rootNode);
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ko.applyBindings = function (viewModelOrBindingContext, rootNode, extendContextCallback) {
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if (arguments.length < 2) {
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rootNode = document.body;
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if (!rootNode) {
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throw Error("ko.applyBindings: could not find document.body; has the document been loaded?");
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}
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} else if (!rootNode || (rootNode.nodeType !== 1 && rootNode.nodeType !== 8)) {
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throw Error("ko.applyBindings: first parameter should be your view model; second parameter should be a DOM node");
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}
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applyBindingsToNodeAndDescendantsInternal(getBindingContext(viewModelOrBindingContext, extendContextCallback), rootNode);
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};
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ko.applyBindings = (viewModelOrBindingContext, rootNode) =>
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applyBindingsToNodeAndDescendantsInternal(getBindingContext(viewModelOrBindingContext), rootNode);
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// Retrieving binding context from arbitrary nodes
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ko['dataFor'] = node => {
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ko['dataFor'] = node =>
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// We can only do something meaningful for elements and comment nodes (in particular, not text nodes, as IE can't store domdata for them)
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var context = node && [1,8].includes(node.nodeType) && ko.storedBindingContextForNode(node);
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return context ? context['$data'] : undefined;
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};
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([1,8].includes(node?.nodeType) && ko.storedBindingContextForNode(node))?.['$data'];
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ko.exportSymbol('bindingHandlers', ko.bindingHandlers);
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ko.exportSymbol('applyBindings', ko.applyBindings);
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//ko.exportSymbol('applyBindings', ko.applyBindings);
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(() => {
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var loadingSubscribablesCache = Object.create(null), // Tracks component loads that are currently in flight
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loadedDefinitionsCache = new Map(); // Tracks component loads that have already completed
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@ -3106,10 +3089,9 @@ makeEventHandlerShortcut('click');
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// Need to applyBindings *before* unmemoziation, because unmemoization might introduce extra nodes (that we don't want to re-bind)
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// whereas a regular applyBindings won't introduce new memoized nodes
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invokeForEachNodeInContinuousRange(firstNode, lastNode, node => {
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if (node.nodeType === 1 || node.nodeType === 8)
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ko.applyBindings(bindingContext, node);
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});
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invokeForEachNodeInContinuousRange(firstNode, lastNode, node =>
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(node.nodeType === 1 || node.nodeType === 8) && ko.applyBindings(bindingContext, node)
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);
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// Make sure any changes done by applyBindings or unmemoize are reflected in the array
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ko.utils.fixUpContinuousNodeArray(continuousNodeArray, parentNode);
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124
vendors/knockout/build/output/knockout-latest.js
vendored
124
vendors/knockout/build/output/knockout-latest.js
vendored
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@ -4,65 +4,65 @@
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* License: MIT (http://www.opensource.org/licenses/mit-license.php)
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*/
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[e,...f])}finally{!0!==k&&f[0].preventDefault()}})})}};const aa=a=>()=>{var b=a(),d=c.W(b)?b.L():b;if(!d||Array.isArray(d))return{foreach:b};c.g.h(b);return{foreach:d.data}};c.i.foreach={init:(a,b)=>c.i.template.init(a,aa(b)),update:(a,b,d,e,g)=>c.i.template.update(a,aa(b),d,e,g)};c.m.aa.foreach=!0;c.i.hasfocus={init:(a,b,d)=>{var e=l=>{a.__ko_hasfocusUpdating=!0;l=a.ownerDocument.activeElement===a;c.la.Ga(b(),d,"hasfocus",l,!0);a.__ko_hasfocusLastValue=l;a.__ko_hasfocusUpdating=!1},g=e.bind(null,
|
||||
!0);e=e.bind(null,!1);a.addEventListener("focus",g);a.addEventListener("focusin",g);a.addEventListener("blur",e);a.addEventListener("focusout",e);a.__ko_hasfocusLastValue=!1},update:(a,b)=>{b=!!c.g.h(b());a.__ko_hasfocusUpdating||a.__ko_hasfocusLastValue===b||(b?a.focus():a.blur())}};c.i.html={init:()=>({controlsDescendantBindings:!0}),update:(a,b)=>{c.g.Qa(a);b=c.g.h(b());if(null!=b){const d=J.createElement("template");d.innerHTML="string"!=typeof b?b.toString():b;a.appendChild(d.content)}}};(()=>
|
||||
{function a(b,d,e){c.i[b]={init:(g,l,f,h,k)=>{var n,p={};d&&(p={exportDependencies:!0});var m=f.has(c.j.ca);c.o(()=>{var q=c.g.h(l()),r=!e!==!q,u=!n;m&&(k=c.j.$a(g,k));if(r){p.dataDependency=c.u.o();var t=d?k.createChildContext("function"==typeof q?q:l,p):c.u.ma()?k.extend(null,p):k}u&&c.u.ma()&&(n=c.g.ua(c.m.childNodes(g),!0));r?(u||c.m.pa(g,c.g.ua(n)),c.mb(t,g)):(c.m.ja(g),c.j.notify(g,c.j.F))},{s:g});return{controlsDescendantBindings:!0}}};c.m.aa[b]=!0}a("if");a("ifnot",!1,!0);a("with",!0)})();
|
||||
var ba={};c.i.options={init:a=>{if(!a.matches("SELECT"))throw Error("options binding applies only to SELECT elements");let b=a.length;for(;b--;)a.remove(b);return{controlsDescendantBindings:!0}},update:(a,b,d)=>{var e=a.multiple,g=0!=a.length&&e?a.scrollTop:null,l=c.g.h(b()),f=[];b=()=>Array.from(a.options).filter(m=>m.selected);var h=(m,q,r)=>{var u=typeof q;return"function"==u?q(m):"string"==u?m[q]:r},k=(m,q)=>{f.length&&(m=f.includes(c.C.M(q[0])),q[0].selected=m,p&&!m&&c.u.I(c.g.Db,null,[a,"change"]))};
|
||||
e?f=b().map(c.C.M):0<=a.selectedIndex&&f.push(c.C.M(a.options[a.selectedIndex]));if(l){Array.isArray(l)||(l=[l]);var n=l.filter(m=>m??1)}var p=!1;l=k;d.has("optionsAfterRender")&&"function"==typeof d.get("optionsAfterRender")&&(l=(m,q)=>{k(m,q);c.u.I(d.get("optionsAfterRender"),null,[q[0],m!==ba?m:void 0])});c.g.Ab(a,n,(m,q,r)=>{r.length&&(f=r[0].selected?[c.C.M(r[0])]:[],p=!0);q=a.ownerDocument.createElement("option");m===ba?(c.g.Za(q),c.C.Fa(q,void 0)):(r=h(m,d.get("optionsValue"),m),c.C.Fa(q,c.g.h(r)),
|
||||
m=h(m,d.get("optionsText"),r),c.g.Za(q,m));return[q]},{},l);n=f.length;(e?n&&b().length<n:n&&0<=a.selectedIndex?c.C.M(a.options[a.selectedIndex])!==f[0]:n||0<=a.selectedIndex)&&c.u.I(c.g.Db,null,[a,"change"]);c.u.Ca()&&c.j.notify(a,c.j.F);g&&20<Math.abs(g-a.scrollTop)&&(a.scrollTop=g)}};c.i.options.Wa=c.g.l.Z();c.i.style={update:(a,b)=>{c.g.K(c.g.h(b()||{}),(d,e)=>{e=c.g.h(e);if(null==e||!1===e)e="";if(/^--/.test(d))a.style.setProperty(d,e);else{d=d.replace(/-(\w)/g,(l,f)=>f.toUpperCase());var g=
|
||||
a.style[d];a.style[d]=e;e===g||a.style[d]!=g||isNaN(e)||(a.style[d]=e+"px")}})}};c.i.submit={init:(a,b,d,e,g)=>{if("function"!=typeof b())throw Error("The value for a submit binding must be a function");a.addEventListener("submit",l=>{var f=b();try{var h=f.call(g.$data,a)}finally{!0!==h&&l.preventDefault()}})}};c.i.text={init:()=>({controlsDescendantBindings:!0}),update:(a,b)=>{8===a.nodeType&&(a.text||a.after(a.text=J.createTextNode("")),a=a.text);c.g.Za(a,b())}};c.m.aa.text=!0;c.i.textInput={init:(a,
|
||||
b,d)=>{var e=a.value,g,l,f=()=>{clearTimeout(g);l=g=void 0;var k=a.value;e!==k&&(e=k,c.la.Ga(b(),d,"textInput",k))},h=()=>{var k=c.g.h(b())??"";void 0!==l&&k===l?setTimeout(h,4):a.value!==k&&(a.value=k,e=a.value)};a.addEventListener("input",f);a.addEventListener("change",f);c.o(h,{s:a})}};c.i.value={init:(a,b,d)=>{var e=a.matches("SELECT"),g=a.matches("INPUT");if(!g||"checkbox"!=a.type&&"radio"!=a.type){var l=new Set,f=d.get("valueUpdate"),h=null,k=()=>{h=null;var m=b(),q=c.C.M(a);c.la.Ga(m,d,"value",
|
||||
q)};f&&("string"==typeof f?l.add(f):f.forEach(m=>l.add(m)),l.delete("change"));l.forEach(m=>{var q=k;(m||"").startsWith("after")&&(q=()=>{h=c.C.M(a);setTimeout(k,0)},m=m.slice(5));a.addEventListener(m,q)});var n=g&&"file"==a.type?()=>{var m=c.g.h(b());null==m||""===m?a.value="":c.u.I(k)}:()=>{var m=c.g.h(b()),q=c.C.M(a);if(null!==h&&m===h)setTimeout(n,0);else if(m!==q||void 0===q)e?(c.C.Fa(a,m),m!==c.C.M(a)&&c.u.I(k)):c.C.Fa(a,m)};if(e){var p;c.j.subscribe(a,c.j.F,()=>{p?d.get("valueAllowUnset")?
|
||||
n():k():(a.addEventListener("change",k),p=c.o(n,{s:a}))},null,{notifyImmediately:!0})}else a.addEventListener("change",k),c.o(n,{s:a})}else c.applyBindingAccessorsToNode(a,{checkedValue:b})},update:()=>{}};c.i.visible={update:(a,b)=>{b=c.g.h(b());var d="none"!=a.style.display;b&&!d?a.style.display="":d&&!b&&(a.style.display="none")}};c.i.hidden={update:(a,b)=>a.hidden=!!c.g.h(b())};(function(a){c.i[a]={init:function(b,d,e,g,l){return c.i.event.init.call(this,b,()=>({[a]:d()}),e,g,l)}}})("click");
|
||||
(()=>{let a=c.g.l.Z();class b{constructor(e){this.Na=e}Ua(...e){let g=this.Na;if(!e.length)return c.g.l.get(g,a)||(11===this.H?g.content:1===this.H?g:void 0);c.g.l.set(g,a,e[0])}}class d extends b{constructor(e){super(e);e&&(this.H=e.matches("TEMPLATE")&&e.content?e.content.nodeType:1)}}c.bb={Na:d,lb:b}})();(()=>{const a=(h,k,n)=>{var p;for(k=c.m.nextSibling(k);h&&(p=h)!==k;)h=c.m.nextSibling(p),n(p,h)},b=(h,k)=>{if(h.length){var n=h[0],p=n.parentNode;a(n,h[h.length-1],m=>(1===m.nodeType||8===m.nodeType)&&
|
||||
c.Ib(k,m));c.g.xa(h,p)}},d=(h,k,n,p)=>{var m=(h&&(h.nodeType?h:0<h.length?h[0]:null)||n||{}).ownerDocument;if("string"==typeof n){m=m||J;m=m.getElementById(n);if(!m)throw Error("Cannot find template with ID "+n);n=new c.bb.Na(m)}else if([1,8].includes(n.nodeType))n=new c.bb.lb(n);else throw Error("Unknown template type: "+n);n=(n=n.Ua?n.Ua():null)?[...n.cloneNode(!0).childNodes]:null;if(!Array.isArray(n)||0<n.length&&"number"!=typeof n[0].nodeType)throw Error("Template engine must return an array of DOM nodes");
|
||||
k&&(c.m.pa(h,n),b(n,p),c.j.notify(h,c.j.F));return n},e=(h,k,n)=>c.W(h)?h():"function"===typeof h?h(k,n):h,g=(h,k,n,p)=>{n=n||{};if(p){var m=p.nodeType?p:0<p.length?p[0]:null;return c.o(()=>{var q=k instanceof c.ba?k:new c.ba(k,null,null,{exportDependencies:!0}),r=e(h,q.$data,q);d(p,!0,r,q,n)},{ia:()=>!m||!c.g.Pa(m),s:m})}console.log("no targetNodeOrNodeArray")},l=(h,k,n,p,m)=>{var q,r=(w,y)=>{q=m.createChildContext(w,{extend:B=>B.$index=y});w=e(h,w,q);return d(p,!1,w,q,n)},u=(w,y)=>{b(y,q);q=null},
|
||||
t=(w,y)=>{c.u.I(c.g.Ab,null,[p,w,r,n,u,y]);c.j.notify(p,c.j.F)};if(c.isObservableArray(k)){t(k.L());var z=k.subscribe(w=>{t(k(),w)},null,"arrayChange");z.s(p);return z}return c.o(()=>{var w=c.g.h(k)||[];Array.isArray(w)||(w=[w]);t(w)},{s:p})},f=c.g.l.Z();c.i.template={init:(h,k)=>{k=c.g.h(k());if("string"==typeof k||"name"in k)c.m.ja(h);else if(k=c.m.childNodes(h),k.length)k=c.g.Wb(k),(new c.bb.lb(h)).Ua(k);else throw Error("Anonymous template defined, but no template content was provided");return{controlsDescendantBindings:!0}},
|
||||
update:(h,k,n,p,m)=>{p=k();k=c.g.h(p);n=null;"string"==typeof k?k={}:p="name"in k?k.name:h;var q=!!p;"foreach"in k?n=l(p,q&&k.foreach||[],k,h,m):q?(n=m,"data"in k&&(n=m.createChildContext(k.data,{exportDependencies:!0})),n=g(p,n,k,h)):c.m.ja(h);m=n;c.g.l.get(h,f)?.dispose?.();c.g.l.set(h,f,!m||m.isActive&&!m.isActive()?void 0:m)}};c.m.aa.template=!0})();c.g.tb=(a,b,d)=>{var e=0,g,l=b.length;l&&a.every(f=>{g=b.findIndex(h=>f.value===h.value);0<=g&&(f.moved=b[g].index,b[g].moved=f.index,b.splice(g,
|
||||
1),e=g=0,--l);e+=l;return l&&(!d||e<d)})};c.g.qb=(()=>{var a=(b,d,e,g,l)=>{for(var f=Math.min,h=Math.max,k=[],n=-1,p=b.length,m,q=d.length,r=q-p||1,u=p+q+1,t,z,w;++n<=p;)for(z=t,k.push(t=[]),w=f(q,n+r),m=h(0,n-1);m<=w;m++)t[m]=m?n?b[n-1]===d[m-1]?z[m-1]:f(z[m]||u,t[m-1]||u)+1:m+1:n+1;f=[];h=[];r=[];n=p;for(m=q;n||m;)q=k[n][m]-1,m&&q===k[n][m-1]?h.push(f[f.length]={status:e,value:d[--m],index:m}):n&&q===k[n-1][m]?r.push(f[f.length]={status:g,value:b[--n],index:n}):(--m,--n,l.sparse||f.push({status:"retained",
|
||||
value:d[m]}));c.g.tb(r,h,10*p);return f.reverse()};return(b,d,e)=>{b=b||[];d=d||[];return b.length<d.length?a(b,d,"added","deleted",e):a(d,b,"deleted","added",e)}})();(()=>{function a(e,g,l,f,h){var k=[],n=c.o(()=>{var p=g(l,h,c.g.xa(k,e))||[];if(0<k.length){var m=k.nodeType?[k]:k;if(0<m.length){var q=m[0],r=q.parentNode;p.forEach(u=>r.insertBefore(u,q));m.forEach(u=>c.removeNode(u))}f&&c.u.I(f,null,[l,p,h])}k.length=0;k.push(...p)},{s:e,ia:()=>!!k.find(c.g.Pa)});return{O:k,La:n.isActive()?n:void 0}}
|
||||
var b=c.g.l.Z(),d=c.g.l.Z();c.g.Ab=(e,g,l,f,h,k)=>{g=g||[];Array.isArray(g)||(g=[g]);var n=c.g.l.get(e,b),p=[],m=0,q=0,r=[],u=[],t,z=v=>{t={sa:v,Ta:c.$(q++)};p.push(t)},w=v=>{t=n[v];t.Ta(q++);c.g.xa(t.O,e);p.push(t)};if(n){if(!k||n&&n._countWaitingForRemove)k=c.g.qb(Array.prototype.map.call(n,C=>C.sa),g,{sparse:!0});let v,F;for(k.forEach(C=>{v=C.moved;F=C.index;switch(C.status){case "deleted":for(;m<F;)w(m++);void 0===v&&(t=n[m],t.La&&(t.La.dispose(),t.La=void 0),c.g.xa(t.O,e).length&&t&&r.push.apply(r,
|
||||
t.O));m++;break;case "added":for(;q<F;)w(m++);void 0!==v?(u.push(p.length),w(v)):z(C.value)}});q<g.length;)w(m++);p._countWaitingForRemove=0}else g.forEach(z);c.g.l.set(e,b,p);r.forEach(c.removeNode);var y=v=>{c.m.Ub(e,v,B);B=v};k=e.ownerDocument.activeElement;if(u.length)for(;null!=(g=u.shift());){for(t=p[g];g--;)if(f=p[g].O,f?.length){var B=f[f.length-1];break}t.O.forEach(y)}p.forEach(v=>{v.O||c.g.extend(v,a(e,l,v.sa,h,v.Ta));v.O.forEach(y);!v.Tb&&h&&(h(v.sa,v.O,v.Ta),v.Tb=!0,B=v.O[v.O.length-1])});
|
||||
e.ownerDocument.activeElement!=k&&k?.focus();[].forEach(v=>v&&(v.sa=d))}})();R.ko=M})(this);
|
||||
|
|
|
|||
|
|
@ -120,14 +120,14 @@ ko.bindingContext = class {
|
|||
}
|
||||
};
|
||||
|
||||
function asyncContextDispose(node) {
|
||||
const asyncContextDispose = node => {
|
||||
var bindingInfo = ko.utils.domData.get(node, boundElementDomDataKey),
|
||||
asyncContext = bindingInfo?.asyncContext;
|
||||
if (asyncContext) {
|
||||
bindingInfo.asyncContext = null;
|
||||
asyncContext.notifyAncestor();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
class AsyncCompleteContext {
|
||||
constructor(node, bindingInfo, ancestorBindingInfo) {
|
||||
|
|
@ -211,7 +211,7 @@ ko.bindingEvent = {
|
|||
}
|
||||
};
|
||||
|
||||
function applyBindingsToDescendantsInternal(bindingContext, elementOrVirtualElement) {
|
||||
const applyBindingsToDescendantsInternal = (bindingContext, elementOrVirtualElement) => {
|
||||
var currentChild, nextInQueue = ko.virtualElements.firstChild(elementOrVirtualElement);
|
||||
|
||||
while (currentChild = nextInQueue) {
|
||||
|
|
@ -220,17 +220,15 @@ function applyBindingsToDescendantsInternal(bindingContext, elementOrVirtualElem
|
|||
applyBindingsToNodeAndDescendantsInternal(bindingContext, currentChild);
|
||||
}
|
||||
ko.bindingEvent.notify(elementOrVirtualElement, ko.bindingEvent.childrenComplete);
|
||||
}
|
||||
};
|
||||
|
||||
function applyBindingsToNodeAndDescendantsInternal(bindingContext, nodeVerified) {
|
||||
const applyBindingsToNodeAndDescendantsInternal = (bindingContext, nodeVerified) => {
|
||||
var bindingContextForDescendants = bindingContext;
|
||||
|
||||
var isElement = (nodeVerified.nodeType === 1);
|
||||
|
||||
// Perf optimisation: Apply bindings only if...
|
||||
// (1) We need to store the binding info for the node (all element nodes)
|
||||
// (2) It might have bindings (e.g., it has a data-bind attribute, or it's a marker for a containerless template)
|
||||
if (isElement || ko.bindingProvider.nodeHasBindings(nodeVerified))
|
||||
if ((1 === nodeVerified.nodeType) || ko.bindingProvider.nodeHasBindings(nodeVerified))
|
||||
bindingContextForDescendants = applyBindingsToNodeInternal(nodeVerified, null, bindingContext);
|
||||
|
||||
// Don't want bindings that operate on text nodes to mutate <script> and <textarea> contents,
|
||||
|
|
@ -241,41 +239,42 @@ function applyBindingsToNodeAndDescendantsInternal(bindingContext, nodeVerified)
|
|||
if (bindingContextForDescendants && !nodeVerified.matches?.('SCRIPT,TEXTAREA,TEMPLATE')) {
|
||||
applyBindingsToDescendantsInternal(bindingContextForDescendants, nodeVerified);
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
function topologicalSortBindings(bindings) {
|
||||
const topologicalSortBindings = bindings => {
|
||||
// Depth-first sort
|
||||
var result = [], // The list of key/handler pairs that we will return
|
||||
bindingsConsidered = {}, // A temporary record of which bindings are already in 'result'
|
||||
cyclicDependencyStack = []; // Keeps track of a depth-search so that, if there's a cycle, we know which bindings caused it
|
||||
ko.utils.objectForEach(bindings, function pushBinding(bindingKey) {
|
||||
if (!bindingsConsidered[bindingKey]) {
|
||||
var binding = ko.bindingHandlers[bindingKey];
|
||||
if (binding) {
|
||||
// First add dependencies (if any) of the current binding
|
||||
if (binding['after']) {
|
||||
cyclicDependencyStack.push(bindingKey);
|
||||
binding['after'].forEach(bindingDependencyKey => {
|
||||
if (bindings[bindingDependencyKey]) {
|
||||
if (cyclicDependencyStack.includes(bindingDependencyKey)) {
|
||||
throw Error("Cannot combine the following bindings, because they have a cyclic dependency: " + cyclicDependencyStack.join(", "));
|
||||
cyclicDependencyStack = [], // Keeps track of a depth-search so that, if there's a cycle, we know which bindings caused it
|
||||
pushBinding = bindingKey => {
|
||||
if (!bindingsConsidered[bindingKey]) {
|
||||
var binding = ko.bindingHandlers[bindingKey];
|
||||
if (binding) {
|
||||
// First add dependencies (if any) of the current binding
|
||||
if (binding['after']) {
|
||||
cyclicDependencyStack.push(bindingKey);
|
||||
binding['after'].forEach(bindingDependencyKey => {
|
||||
if (bindings[bindingDependencyKey]) {
|
||||
if (cyclicDependencyStack.includes(bindingDependencyKey)) {
|
||||
throw Error("Cannot combine the following bindings, because they have a cyclic dependency: " + cyclicDependencyStack.join(", "));
|
||||
}
|
||||
pushBinding(bindingDependencyKey);
|
||||
}
|
||||
pushBinding(bindingDependencyKey);
|
||||
}
|
||||
});
|
||||
cyclicDependencyStack.length--;
|
||||
});
|
||||
cyclicDependencyStack.length--;
|
||||
}
|
||||
// Next add the current binding
|
||||
result.push({ key: bindingKey, handler: binding });
|
||||
}
|
||||
// Next add the current binding
|
||||
result.push({ key: bindingKey, handler: binding });
|
||||
bindingsConsidered[bindingKey] = true;
|
||||
}
|
||||
bindingsConsidered[bindingKey] = true;
|
||||
}
|
||||
});
|
||||
};
|
||||
ko.utils.objectForEach(bindings, pushBinding);
|
||||
|
||||
return result;
|
||||
}
|
||||
};
|
||||
|
||||
function applyBindingsToNodeInternal(node, sourceBindings, bindingContext) {
|
||||
const applyBindingsToNodeInternal = (node, sourceBindings, bindingContext) => {
|
||||
var bindingInfo = ko.utils.domData.getOrSet(node, boundElementDomDataKey, {});
|
||||
|
||||
// Prevent multiple applyBindings calls for the same node, except when a binding value is specified
|
||||
|
|
@ -294,13 +293,13 @@ function applyBindingsToNodeInternal(node, sourceBindings, bindingContext) {
|
|||
}
|
||||
|
||||
// Use bindings if given, otherwise fall back on asking the bindings provider to give us some bindings
|
||||
var bindings;
|
||||
var bindings, bindingsUpdater;
|
||||
if (sourceBindings && typeof sourceBindings !== 'function') {
|
||||
bindings = sourceBindings;
|
||||
} else {
|
||||
// Get the binding from the provider within a computed observable so that we can update the bindings whenever
|
||||
// the binding context is updated or if the binding provider accesses observables.
|
||||
var bindingsUpdater = ko.computed(
|
||||
bindingsUpdater = ko.computed(
|
||||
() => {
|
||||
bindings = sourceBindings ? sourceBindings(bindingContext, node) : ko.bindingProvider.getBindingAccessors(node, bindingContext);
|
||||
// Register a dependency on the binding context to support observable view models.
|
||||
|
|
@ -398,46 +397,30 @@ function applyBindingsToNodeInternal(node, sourceBindings, bindingContext) {
|
|||
}
|
||||
|
||||
return bindingHandlerThatControlsDescendantBindings === undefined && contextToExtend;
|
||||
}
|
||||
};
|
||||
|
||||
ko.storedBindingContextForNode = node => {
|
||||
var bindingInfo = ko.utils.domData.get(node, boundElementDomDataKey);
|
||||
return bindingInfo && bindingInfo.context;
|
||||
}
|
||||
ko.storedBindingContextForNode = node =>
|
||||
ko.utils.domData.get(node, boundElementDomDataKey)?.context;
|
||||
|
||||
function getBindingContext(viewModelOrBindingContext, extendContextCallback) {
|
||||
return viewModelOrBindingContext && (viewModelOrBindingContext instanceof ko.bindingContext)
|
||||
const getBindingContext = (viewModelOrBindingContext) =>
|
||||
viewModelOrBindingContext && (viewModelOrBindingContext instanceof ko.bindingContext)
|
||||
? viewModelOrBindingContext
|
||||
: new ko.bindingContext(viewModelOrBindingContext, null, extendContextCallback);
|
||||
}
|
||||
: new ko.bindingContext(viewModelOrBindingContext);
|
||||
|
||||
ko['applyBindingAccessorsToNode'] = (node, bindings, viewModelOrBindingContext) =>
|
||||
applyBindingsToNodeInternal(node, bindings, getBindingContext(viewModelOrBindingContext));
|
||||
|
||||
ko.applyBindingsToDescendants = (viewModelOrBindingContext, rootNode) => {
|
||||
if (rootNode.nodeType === 1 || rootNode.nodeType === 8)
|
||||
applyBindingsToDescendantsInternal(getBindingContext(viewModelOrBindingContext), rootNode);
|
||||
};
|
||||
ko.applyBindingsToDescendants = (viewModelOrBindingContext, rootNode) =>
|
||||
(rootNode.nodeType === 1 || rootNode.nodeType === 8)
|
||||
&& applyBindingsToDescendantsInternal(getBindingContext(viewModelOrBindingContext), rootNode);
|
||||
|
||||
ko.applyBindings = function (viewModelOrBindingContext, rootNode, extendContextCallback) {
|
||||
if (arguments.length < 2) {
|
||||
rootNode = document.body;
|
||||
if (!rootNode) {
|
||||
throw Error("ko.applyBindings: could not find document.body; has the document been loaded?");
|
||||
}
|
||||
} else if (!rootNode || (rootNode.nodeType !== 1 && rootNode.nodeType !== 8)) {
|
||||
throw Error("ko.applyBindings: first parameter should be your view model; second parameter should be a DOM node");
|
||||
}
|
||||
|
||||
applyBindingsToNodeAndDescendantsInternal(getBindingContext(viewModelOrBindingContext, extendContextCallback), rootNode);
|
||||
};
|
||||
ko.applyBindings = (viewModelOrBindingContext, rootNode) =>
|
||||
applyBindingsToNodeAndDescendantsInternal(getBindingContext(viewModelOrBindingContext), rootNode);
|
||||
|
||||
// Retrieving binding context from arbitrary nodes
|
||||
ko['dataFor'] = node => {
|
||||
ko['dataFor'] = node =>
|
||||
// We can only do something meaningful for elements and comment nodes (in particular, not text nodes, as IE can't store domdata for them)
|
||||
var context = node && [1,8].includes(node.nodeType) && ko.storedBindingContextForNode(node);
|
||||
return context ? context['$data'] : undefined;
|
||||
};
|
||||
([1,8].includes(node?.nodeType) && ko.storedBindingContextForNode(node))?.['$data'];
|
||||
|
||||
ko.exportSymbol('bindingHandlers', ko.bindingHandlers);
|
||||
ko.exportSymbol('applyBindings', ko.applyBindings);
|
||||
//ko.exportSymbol('applyBindings', ko.applyBindings);
|
||||
|
|
|
|||
|
|
@ -44,10 +44,9 @@
|
|||
|
||||
// Need to applyBindings *before* unmemoziation, because unmemoization might introduce extra nodes (that we don't want to re-bind)
|
||||
// whereas a regular applyBindings won't introduce new memoized nodes
|
||||
invokeForEachNodeInContinuousRange(firstNode, lastNode, node => {
|
||||
if (node.nodeType === 1 || node.nodeType === 8)
|
||||
ko.applyBindings(bindingContext, node);
|
||||
});
|
||||
invokeForEachNodeInContinuousRange(firstNode, lastNode, node =>
|
||||
(node.nodeType === 1 || node.nodeType === 8) && ko.applyBindings(bindingContext, node)
|
||||
);
|
||||
|
||||
// Make sure any changes done by applyBindings or unmemoize are reflected in the array
|
||||
ko.utils.fixUpContinuousNodeArray(continuousNodeArray, parentNode);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue