Stefan Hacker
20 lines
739 B
JavaScript
20 lines
739 B
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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function predicateAwareClassFactory(predicate, trueConstructor, falseConstructor, useCaching = true) {
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let instance;
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let previousPredicate;
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return (dependencyContainer) => {
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const currentPredicate = predicate(dependencyContainer);
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if (!useCaching || previousPredicate !== currentPredicate) {
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if ((previousPredicate = currentPredicate)) {
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instance = dependencyContainer.resolve(trueConstructor);
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}
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else {
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instance = dependencyContainer.resolve(falseConstructor);
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}
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}
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return instance;
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};
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}
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exports.default = predicateAwareClassFactory;
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