import { PolarCore } from "../core.js";
import { RequestOptions } from "../lib/sdks.js";
import { Customer } from "../models/components/customer.js";
import { ConnectionError, InvalidRequestError, RequestAbortedError, RequestTimeoutError, UnexpectedClientError } from "../models/errors/httpclienterrors.js";
import { HTTPValidationError } from "../models/errors/httpvalidationerror.js";
import { PolarError } from "../models/errors/polarerror.js";
import { ResourceNotFound } from "../models/errors/resourcenotfound.js";
import { ResponseValidationError } from "../models/errors/responsevalidationerror.js";
import { SDKValidationError } from "../models/errors/sdkvalidationerror.js";
import { CustomersUpdateExternalRequest } from "../models/operations/customersupdateexternal.js";
import { APIPromise } from "../types/async.js";
import { Result } from "../types/fp.js";
/**
 * Update Customer by External ID
 *
 * @remarks
 * Update a customer by external ID.
 *
 * **Scopes**: `customers:write`
 */
export declare function customersUpdateExternal(client: PolarCore, request: CustomersUpdateExternalRequest, options?: RequestOptions): APIPromise<Result<Customer, ResourceNotFound | HTTPValidationError | PolarError | ResponseValidationError | ConnectionError | RequestAbortedError | RequestTimeoutError | InvalidRequestError | UnexpectedClientError | SDKValidationError>>;
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