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Drop unused Knockout functionality

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Especially dropped memoization for improved speed.
This commit is contained in:
djmaze 2020-10-13 14:56:23 +02:00
parent e7975d4f82
commit 1e735bf4a9
30 changed files with 206 additions and 814 deletions
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5
vendors/knockout/src/binding/bindingAttributeSyntax.js vendored
View file

@ -550,12 +550,7 @@
};
ko.exportSymbol('bindingHandlers', ko.bindingHandlers);
ko.exportSymbol('bindingEvent', ko.bindingEvent);
ko.exportSymbol('bindingEvent.subscribe', ko.bindingEvent.subscribe);
ko.exportSymbol('bindingEvent.startPossiblyAsyncContentBinding', ko.bindingEvent.startPossiblyAsyncContentBinding);
ko.exportSymbol('applyBindings', ko.applyBindings);
ko.exportSymbol('applyBindingsToDescendants', ko.applyBindingsToDescendants);
ko.exportSymbol('applyBindingAccessorsToNode', ko.applyBindingAccessorsToNode);
ko.exportSymbol('applyBindingsToNode', ko.applyBindingsToNode);
ko.exportSymbol('dataFor', ko.dataFor);
})();

2
vendors/knockout/src/binding/bindingProvider.js vendored
View file

@ -69,5 +69,3 @@
return new Function("$context", "$element", functionBody);
}
})();
ko.exportSymbol('bindingProvider', ko.bindingProvider);

14
vendors/knockout/src/binding/defaultBindings/css.js vendored
View file

@ -1,14 +1,5 @@
var classesWrittenByBindingKey = '__ko__cssValue';
ko.bindingHandlers['class'] = {
'update': (element, valueAccessor) => {
var value = ko.utils.stringTrim(ko.utils.unwrapObservable(valueAccessor()));
ko.utils.toggleDomNodeCssClass(element, element[classesWrittenByBindingKey], false);
element[classesWrittenByBindingKey] = value;
ko.utils.toggleDomNodeCssClass(element, value, true);
}
};
ko.bindingHandlers['css'] = {
'update': (element, valueAccessor) => {
var value = ko.utils.unwrapObservable(valueAccessor());
@ -18,7 +9,10 @@ ko.bindingHandlers['css'] = {
ko.utils.toggleDomNodeCssClass(element, className, shouldHaveClass);
});
} else {
ko.bindingHandlers['class']['update'](element, valueAccessor);
value = ko.utils.stringTrim(value);
ko.utils.toggleDomNodeCssClass(element, element[classesWrittenByBindingKey], false);
element[classesWrittenByBindingKey] = value;
ko.utils.toggleDomNodeCssClass(element, value, true);
}
}
};

16
vendors/knockout/src/binding/editDetection/arrayToDomNodeChildren.js vendored
View file

@ -17,7 +17,17 @@
// On subsequent evaluations, just replace the previously-inserted DOM nodes
if (mappedNodes.length > 0) {
ko.utils.replaceDomNodes(mappedNodes, newMappedNodes);
var nodesToReplaceArray = mappedNodes.nodeType ? [mappedNodes] : mappedNodes;
if (nodesToReplaceArray.length > 0) {
var insertionPoint = nodesToReplaceArray[0],
parent = insertionPoint.parentNode,
i, j;
for (i = 0, j = newMappedNodes.length; i < j; i++)
parent.insertBefore(newMappedNodes[i], insertionPoint);
for (i = 0, j = nodesToReplaceArray.length; i < j; i++) {
ko.removeNode(nodesToReplaceArray[i]);
}
}
if (callbackAfterAddingNodes)
ko.dependencyDetection.ignore(callbackAfterAddingNodes, null, [valueToMap, newMappedNodes, index]);
}
@ -26,7 +36,7 @@
// of which nodes would be deleted if valueToMap was itself later removed
mappedNodes.length = 0;
ko.utils.arrayPushAll(mappedNodes, newMappedNodes);
}, null, { disposeWhenNodeIsRemoved: containerNode, disposeWhen: function() { return !ko.utils.anyDomNodeIsAttachedToDocument(mappedNodes); } });
}, null, { disposeWhenNodeIsRemoved: containerNode, disposeWhen: ()=>!!ko.utils.arrayFirst(mappedNodes, ko.utils.domNodeIsAttachedToDocument) });
return { mappedNodes : mappedNodes, dependentObservable : (dependentObservable.isActive() ? dependentObservable : undefined) };
}
@ -229,5 +239,3 @@
callCallback(options['afterAdd'], itemsForAfterAddCallbacks);
}
})();
ko.exportSymbol('utils.setDomNodeChildrenFromArrayMapping', ko.utils.setDomNodeChildrenFromArrayMapping);

2
vendors/knockout/src/binding/editDetection/compareArrays.js vendored
View file

@ -98,5 +98,3 @@ ko.utils.compareArrays = (() => {
return compareArrays;
})();
ko.exportSymbol('utils.compareArrays', ko.utils.compareArrays);

5
vendors/knockout/src/binding/expressionRewriting.js vendored
View file

@ -189,8 +189,3 @@ ko.expressionRewriting = (() => {
}
};
})();
ko.exportSymbol('expressionRewriting', ko.expressionRewriting);
ko.exportSymbol('expressionRewriting.bindingRewriteValidators', ko.expressionRewriting.bindingRewriteValidators);
ko.exportSymbol('expressionRewriting.parseObjectLiteral', ko.expressionRewriting.parseObjectLiteral);
ko.exportSymbol('expressionRewriting.preProcessBindings', ko.expressionRewriting.preProcessBindings);

4
vendors/knockout/src/binding/selectExtensions.js vendored
View file

@ -60,7 +60,3 @@
}
};
})();
ko.exportSymbol('selectExtensions', ko.selectExtensions);
ko.exportSymbol('selectExtensions.readValue', ko.selectExtensions.readValue);
ko.exportSymbol('selectExtensions.writeValue', ko.selectExtensions.writeValue);