export type GhErrorKind = 'not-found' | 'already-exists' | 'unauthed' | 'network' | 'timeout' | 'unknown';
export declare class GhError extends Error {
    readonly kind: GhErrorKind;
    readonly exitCode: number;
    readonly stderr: string;
    constructor(message: string, kind: GhErrorKind, exitCode: number, stderr: string);
}
export type GhReadiness = {
    ok: true;
} | {
    ok: false;
    hint: string;
};
export interface CreatePrOpts {
    base: string;
    head: string;
    title: string;
    body: string;
}
export type ExecFn = (file: string, args: string[]) => Promise<{
    stdout: string;
    stderr: string;
}>;
export declare function _resetCacheForTest(): void;
export declare function checkGhReady(opts?: {
    execFn?: ExecFn;
    ttlMs?: number;
    _now?: () => number;
    log?: (msg: string) => void;
}): Promise<GhReadiness>;
export declare function createPr(opts: CreatePrOpts, execFn?: ExecFn): Promise<string>;
export type ExecWithInputFn = (file: string, args: string[], input: string) => Promise<{
    stdout: string;
    stderr: string;
}>;
export interface PostPrCommentOpts {
    pr: string;
    body: string;
}
export declare function postPrComment(opts: PostPrCommentOpts, execFn?: ExecWithInputFn): Promise<string>;
export declare function resolveCurrentBranchPr(execFn?: ExecFn): Promise<string | null>;