import type { DevupApiRequestInit } from './additional';
import type { PromiseOr } from './utils';
export interface MiddlewareCallbackParams {
    request: Request;
    schemaPath: string;
    params?: DevupApiRequestInit['params'];
    query?: DevupApiRequestInit['query'];
    headers?: DevupApiRequestInit['headers'];
    body?: DevupApiRequestInit['body'];
}
type MiddlewareOnRequest = (params: Readonly<MiddlewareCallbackParams>) => PromiseOr<undefined | Request | Response>;
type MiddlewareOnResponse = (params: Readonly<MiddlewareCallbackParams & {
    response: Response;
}>) => PromiseOr<undefined | Error | Response>;
type MiddlewareOnError = (params: Readonly<MiddlewareCallbackParams & {
    error: unknown;
}>) => PromiseOr<undefined | Error | Response>;
export type Middleware = {
    onRequest: MiddlewareOnRequest;
    onResponse?: MiddlewareOnResponse;
    onError?: MiddlewareOnError;
} | {
    onRequest?: MiddlewareOnRequest;
    onResponse: MiddlewareOnResponse;
    onError?: MiddlewareOnError;
} | {
    onRequest?: MiddlewareOnRequest;
    onResponse?: MiddlewareOnResponse;
    onError: MiddlewareOnError;
};
export {};
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