export type MergeStateStatus = 'CLEAN' | 'BEHIND' | 'BLOCKED' | 'DIRTY' | 'DRAFT' | 'HAS_HOOKS' | 'UNKNOWN' | 'UNSTABLE';
export interface PrInfo {
    readonly number: number;
    readonly url: string;
    readonly mergeStateStatus: MergeStateStatus;
    readonly mergeable: 'MERGEABLE' | 'CONFLICTING' | 'UNKNOWN';
    readonly mergedAt: string | null;
    readonly mergeCommit: string | null;
    readonly state: 'OPEN' | 'CLOSED' | 'MERGED';
}
export interface OpenPrOptions {
    readonly repoPath: string;
    readonly title: string;
    readonly body: string;
    readonly base: string;
    readonly head: string;
}
export declare function openPr(options: OpenPrOptions): Promise<PrInfo>;
export declare function getPrInfo(input: {
    readonly repoPath: string;
    readonly head?: string;
    readonly number?: number;
}): Promise<PrInfo>;
export interface MergePrOptions {
    readonly repoPath: string;
    readonly prNumber: number;
    readonly strategy?: 'squash' | 'merge' | 'rebase';
}
export declare function enableAutoMerge(options: MergePrOptions): Promise<void>;
export interface PollOptions {
    readonly repoPath: string;
    readonly prNumber: number;
    readonly intervalMs?: number;
    readonly timeoutMs?: number;
    /** Called every ~heartbeatMs (default 60s) with the most recent PR info. */
    readonly onHeartbeat?: (info: PrInfo, elapsedMs: number) => void;
    readonly heartbeatMs?: number;
}
export interface PollResult {
    readonly merged: boolean;
    readonly conflict: boolean;
    readonly timedOut: boolean;
    readonly info: PrInfo;
}
export declare function pollUntilMergedOrConflict(opts: PollOptions): Promise<PollResult>;
export interface MainGreenOptions {
    readonly repoPath: string;
    readonly mainBranch: string;
    readonly intervalMs?: number;
    readonly timeoutMs?: number;
    readonly onHeartbeat?: (info: {
        running: number;
        failed: number;
        succeeded: number;
    }, elapsedMs: number) => void;
    readonly heartbeatMs?: number;
    /** Treat a fail-then-pass for the same workflow as flake; don't halt. */
    readonly tolerateFlakes?: boolean;
}
export declare function waitForMainGreen(opts: MainGreenOptions): Promise<{
    readonly green: boolean;
    readonly timedOut: boolean;
    readonly flakesObserved: number;
}>;
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