const sharedAsyncLocalStorageNotAvailableError = Object.defineProperty(new Error('Invariant: AsyncLocalStorage accessed in runtime where it is not available'), "__NEXT_ERROR_CODE", {
    value: "E504",
    enumerable: false
});
class FakeAsyncLocalStorage {
    disable() {
        throw sharedAsyncLocalStorageNotAvailableError;
    }
    getStore() {
        // This fake implementation of AsyncLocalStorage always returns `undefined`.
        return undefined;
    }
    run() {
        throw sharedAsyncLocalStorageNotAvailableError;
    }
    exit() {
        throw sharedAsyncLocalStorageNotAvailableError;
    }
    enterWith() {
        throw sharedAsyncLocalStorageNotAvailableError;
    }
    static bind(fn) {
        return fn;
    }
}
const maybeGlobalAsyncLocalStorage = typeof globalThis !== 'undefined' && globalThis.AsyncLocalStorage;
export function createAsyncLocalStorage() {
    if (maybeGlobalAsyncLocalStorage) {
        return new maybeGlobalAsyncLocalStorage();
    }
    return new FakeAsyncLocalStorage();
}
export function bindSnapshot(fn) {
    if (maybeGlobalAsyncLocalStorage) {
        return maybeGlobalAsyncLocalStorage.bind(fn);
    }
    return FakeAsyncLocalStorage.bind(fn);
}
export function createSnapshot() {
    if (maybeGlobalAsyncLocalStorage) {
        return maybeGlobalAsyncLocalStorage.snapshot();
    }
    return function(fn, ...args) {
        return fn(...args);
    };
}

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