Function getCollectionImplementation

test/fixtures/snapshot/typescript.js:338–345

(name, nativeFactory, shimFactory)

    ts.Set = getCollectionImplementation("Set", "tryGetNativeSet", "createSetShim");
    /* @internal */
    function getCollectionImplementation(name, nativeFactory, shimFactory) {
        var _a;
        // NOTE: ts.ShimCollections will be defined for typescriptServices.js but not for tsc.js, so we must test for it.
        var constructor = (_a = NativeCollections[nativeFactory]()) !== null && _a !== void 0 ? _a : ts.ShimCollections === null || ts.ShimCollections === void 0 ? void 0 : ts.ShimCollections[shimFactory](ts.getIterator);
        if (constructor)
            return constructor;
        throw new Error("TypeScript requires an environment that provides a compatible native ".concat(name, " implementation."));
    }
})(ts || (ts = {}));
/* @internal */
var ts;