export type ContextSources = Readonly<Record<string, string>>;
export interface ContextSnapshot {
    readonly values: Readonly<Record<string, string>>;
}
export interface ContextEpoch {
    readonly baseline: string;
    readonly baselineSeq: number;
    readonly snapshot: ContextSnapshot;
}
export type ReconcileResult = {
    readonly type: 'unchanged';
} | {
    readonly type: 'updated';
    readonly message: string;
    readonly snapshot: ContextSnapshot;
};
export declare function initializeEpoch(sources: ContextSources, baselineSeq: number): ContextEpoch;
export declare function replaceEpoch(sources: ContextSources, baselineSeq: number): ContextEpoch;
export declare function reconcileEpoch(epoch: ContextEpoch, current: ContextSources): ReconcileResult;
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