export interface EndpointSelection {
    space: string;
    endpoint: string;
    instanceId?: string;
    reference?: {
        name: string;
        revision: string;
    };
    credentialRef?: {
        kind: "file";
        path: string;
    };
    check(): void;
    release(): void;
}
/** Syntax only: local reference reads happen after the dispatcher has accepted the complete input. */
export declare function validateEndpointSelector(selector: string): void;
export declare function resolveEndpointSelection(selector: string, values: {
    space?: string;
    server?: string;
    creds?: string;
}, instanceId?: string): EndpointSelection;
export declare function endpointResolution(selection: EndpointSelection, responder: {
    instanceId: string;
    epoch: number;
}): {
    endpoint: string;
    requestedInstanceId: string | null;
    instanceId: string;
    epoch: number;
    reference?: string | undefined;
    referenceRevision?: string | undefined;
    kind: string;
};
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