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Changed Knockout a bit

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This commit is contained in:
the-djmaze 2024-02-03 12:06:56 +01:00
parent a352ebff25
commit f105ed3f9d
15 changed files with 205 additions and 194 deletions
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16
vendors/knockout/src/subscribables/observable.js vendored
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@ -1,5 +1,6 @@
const observableLatestValue = Symbol('_latestValue'),
length = 'length';
//const IS_OBSERVABLE = Symbol('IS_OBSERVABLE');
ko.observable = initialValue => {
function observable() {
@ -10,7 +11,7 @@ ko.observable = initialValue => {
if (observable.isDifferent(observable[observableLatestValue], arguments[0])) {
observable.valueWillMutate();
observable[observableLatestValue] = arguments[0];
observable.valueHasMutated();
observable['valueHasMutated']();
}
return this; // Permits chained assignments
}
@ -26,7 +27,7 @@ ko.observable = initialValue => {
});
// Inherit from 'subscribable'
ko.subscribable['fn'].init(observable);
ko.subscribable['fn']['init'](observable);
// Inherit from 'observable'
return Object.setPrototypeOf(observable, observableFn);
@ -34,17 +35,18 @@ ko.observable = initialValue => {
// Define prototype for observables
var observableFn = {
'toJSON': function() {
// [IS_OBSERVABLE]: 1,
'toJSON'() {
let value = this[observableLatestValue];
return value?.toJSON?.() || value;
},
equalityComparer: valuesArePrimitiveAndEqual,
peek: function() { return this[observableLatestValue]; },
valueHasMutated: function () {
peek() { return this[observableLatestValue]; },
'valueHasMutated'() {
this.notifySubscribers(this[observableLatestValue], 'spectate');
this.notifySubscribers(this[observableLatestValue]);
},
valueWillMutate: function () { this.notifySubscribers(this[observableLatestValue], 'beforeChange'); }
valueWillMutate() { this.notifySubscribers(this[observableLatestValue], 'beforeChange'); }
};
// Note that for browsers that don't support proto assignment, the
@ -54,6 +56,7 @@ Object.setPrototypeOf(observableFn, ko.subscribable['fn']);
var protoProperty = ko.observable.protoProperty = '__ko_proto__';
observableFn[protoProperty] = ko.observable;
//ko.isObservable = obj => !!(obj && obj[IS_OBSERVABLE]);
ko.isObservable = instance => {
var proto = typeof instance == 'function' && instance[protoProperty];
if (proto && proto !== observableFn[protoProperty] && proto !== ko.computed['fn'][protoProperty]) {
@ -71,4 +74,3 @@ ko.isWriteableObservable = instance => {
ko.exportSymbol('observable', ko.observable);
ko.exportSymbol('isObservable', ko.isObservable);
ko.exportSymbol('observable.fn', observableFn);
ko.exportProperty(observableFn, 'valueHasMutated', observableFn.valueHasMutated);