export async function load()

in src/load.ts [28:58]

• 26 lines of code
• 4 McCabe index (conditional complexity)

export async function load(
    connectionStringOrEndpoint: string | URL,
    credentialOrOptions?: TokenCredential | AzureAppConfigurationOptions,
    appConfigOptions?: AzureAppConfigurationOptions
): Promise<AzureAppConfiguration> {
    const startTimestamp = Date.now();
    let options: AzureAppConfigurationOptions | undefined;
    const clientManager = new ConfigurationClientManager(connectionStringOrEndpoint, credentialOrOptions, appConfigOptions);
    await clientManager.init();

    if (!instanceOfTokenCredential(credentialOrOptions)) {
        options = credentialOrOptions as AzureAppConfigurationOptions;
    } else {
        options = appConfigOptions;
    }

    try {
        const appConfiguration = new AzureAppConfigurationImpl(clientManager, options);
        await appConfiguration.load();
        return appConfiguration;
    } catch (error) {
        // load() method is called in the application's startup code path.
        // Unhandled exceptions cause application crash which can result in crash loops as orchestrators attempt to restart the application.
        // Knowing the intended usage of the provider in startup code path, we mitigate back-to-back crash loops from overloading the server with requests by waiting a minimum time to propagate fatal errors.
        const delay = MIN_DELAY_FOR_UNHANDLED_ERROR - (Date.now() - startTimestamp);
        if (delay > 0) {
            await new Promise((resolve) => setTimeout(resolve, delay));
        }
        throw error;
    }
}