import type { LongCommitSha } from './types';
export declare function getCachedBehindBaseResult(branchName: string, branchSha: LongCommitSha | null, baseBranch: string, baseBranchSha: LongCommitSha | null): boolean | null;
export declare function setCachedBehindBaseResult(branchName: string, isBehindBase: boolean): void;