declare const PHASES: readonly ["Staged", "Active", "Retiring", "Closing", "Closed", "Failed"];
declare const COMMANDS: readonly ["Denied", "Granted", "StartClose"];
export type BindingPhase = {
    $: (typeof PHASES)[number];
};
export interface BindingLife {
    $: "Life";
    phase: BindingPhase;
    owner: boolean;
    holds: number;
    calls: number;
    revoked: boolean;
}
export type BindingEvent = {
    $: "Inspect" | "Activate" | "Retire" | "DropOwner" | "Revoke" | "Release" | "End" | "Shut" | "Complete" | "Abort";
} | {
    $: "Retain" | "Begin";
    cleanup: boolean;
};
export interface BindingOutcome {
    $: "Outcome";
    next: BindingLife;
    command: {
        $: (typeof COMMANDS)[number];
    };
}
/** Trusted codec around the compiled lifecycle reducer: the life record is the
 * machine state, and the event and its cleanup bit are the request. */
export declare const bindingStep: (life: BindingLife, event: BindingEvent) => BindingOutcome;
export {};
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