export type MergePlan = {
    readonly kind: 'fast-forward';
    readonly command: ReadonlyArray<string>;
} | {
    readonly kind: 'no-ff';
    readonly command: ReadonlyArray<string>;
} | {
    readonly kind: 'conflict';
    readonly conflictingFiles: ReadonlyArray<string>;
} | {
    readonly kind: 'noop';
} | {
    readonly kind: 'missing';
    readonly reason: string;
};
export declare function planMergeBack(input: {
    readonly callerBranch: string;
    readonly agentBranch: string;
    readonly commitsBehind: number;
    readonly conflictingFiles: ReadonlyArray<string>;
}): MergePlan;