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Put knockout bind context Proxy outside bindingFunction

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the-djmaze 2024-10-29 17:16:22 +01:00
parent 3d55bdaf5a
commit c744b83480
3 changed files with 52 additions and 53 deletions
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18
vendors/knockout/src/binding/bindingProvider.js vendored
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@ -50,17 +50,17 @@ ko.bindingProvider = new class
// Build the source for a function that evaluates "expression"
// Use one "with" that has one secure scope handling Proxy
// Deprecated: with is no longer recommended
var rewrittenBindings = ko.expressionRewriting.preProcessBindings(bindingsString),
functionBody = "$context = new Proxy(\
$context,\
{\
has: () => true,\
get: (target, key) => target[key] || target['$data'][key]\
}\
);with($context){return{" + rewrittenBindings + "}}";
bindingFunction = new Function("$context", functionBody);
bindingFunction = new Function("$context",
"with($context){return{" + ko.expressionRewriting.preProcessBindings(bindingsString) + "}}");
bindingCache.set(cacheKey, bindingFunction);
}
bindingContext = new Proxy(
bindingContext,
{
has: () => true,
get: (target, key) => target[key] || target['$data'][key]
}
);
return bindingFunction(bindingContext);
} catch (ex) {
ex.message = "Unable to parse bindings.\nBindings value: " + bindingsString