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KnockoutJS to ES2015/ES6

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TODO: use the new Proxy for ko.observable
This commit is contained in:
djmaze 2020-10-04 21:58:13 +02:00
parent a0f8ac0dad
commit 72ed2b08b2
56 changed files with 941 additions and 1873 deletions
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12
vendors/knockout/src/subscribables/observableArray.changeTracking.js vendored
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@ -1,5 +1,5 @@
var arrayChangeEventName = 'arrayChange';
ko.extenders['trackArrayChanges'] = function(target, options) {
ko.extenders['trackArrayChanges'] = (target, options) => {
// Use the provided options--each call to trackArrayChanges overwrites the previously set options
target.compareArrayOptions = {};
if (options && typeof options == "object") {
@ -21,7 +21,7 @@ ko.extenders['trackArrayChanges'] = function(target, options) {
underlyingAfterSubscriptionRemoveFunction = target.afterSubscriptionRemove;
// Watch "subscribe" calls, and for array change events, ensure change tracking is enabled
target.beforeSubscriptionAdd = function (event) {
target.beforeSubscriptionAdd = event => {
if (underlyingBeforeSubscriptionAddFunction) {
underlyingBeforeSubscriptionAddFunction.call(target, event);
}
@ -30,7 +30,7 @@ ko.extenders['trackArrayChanges'] = function(target, options) {
}
};
// Watch "dispose" calls, and for array change events, ensure change tracking is disabled when all are disposed
target.afterSubscriptionRemove = function (event) {
target.afterSubscriptionRemove = event => {
if (underlyingAfterSubscriptionRemoveFunction) {
underlyingAfterSubscriptionRemoveFunction.call(target, event);
}
@ -58,9 +58,7 @@ ko.extenders['trackArrayChanges'] = function(target, options) {
trackingChanges = true;
// Track how many times the array actually changed value
spectateSubscription = target.subscribe(function () {
++pendingChanges;
}, null, "spectate");
spectateSubscription = target.subscribe(() => ++pendingChanges, null, "spectate");
// Each time the array changes value, capture a clone so that on the next
// change it's possible to produce a diff
@ -102,7 +100,7 @@ ko.extenders['trackArrayChanges'] = function(target, options) {
return cachedDiff;
}
target.cacheDiffForKnownOperation = function(rawArray, operationName, args) {
target.cacheDiffForKnownOperation = (rawArray, operationName, args) => {
// Only run if we're currently tracking changes for this observable array
// and there aren't any pending deferred notifications.
if (!trackingChanges || pendingChanges) {