export type AnalysisArtifactKind = 'directory.entries' | 'directory.structure' | 'repository.exportHistory' | 'file.referenceBase' | 'file.resolvedExports' | 'file.referenceResolvedTypes' | 'file.referenceSections';
export type AnalysisArtifactFamily = 'structure-history' | 'reference-render' | 'reference-sections' | 'type-resolution';
export type AnalysisArtifactPriority = 'bootstrap' | 'immediate' | 'background';
export interface AnalysisArtifactRequest {
    key: string;
    kind: AnalysisArtifactKind;
    family: AnalysisArtifactFamily;
    priority: AnalysisArtifactPriority;
    analysisScopeId?: string;
    targetPath?: string;
    dependencyHintPaths?: readonly string[];
}
export interface AnalysisArtifactSubmitHooks<Value> {
    readFresh?: () => Promise<Value | undefined>;
    compute: () => Promise<Value>;
}
export interface AnalysisArtifactSubmitResult<Value> {
    value: Value;
    mode: 'fresh' | 'leader' | 'follower';
}
export interface AnalysisArtifactSchedulerProfileHooks {
    onQueueDepthSample?: (options: {
        family: AnalysisArtifactFamily;
        priority: AnalysisArtifactPriority;
        depth: number;
    }) => void;
    onTaskComplete?: (options: {
        request: AnalysisArtifactRequest;
        mode: 'fresh' | 'leader' | 'follower';
        queueWaitMs: number;
        runMs: number;
        promoted: boolean;
        error: boolean;
    }) => void;
}
export interface AnalysisArtifactScheduler {
    submit<Value>(request: AnalysisArtifactRequest, hooks: AnalysisArtifactSubmitHooks<Value>): Promise<AnalysisArtifactSubmitResult<Value>>;
    join<Value>(request: AnalysisArtifactRequest, hooks: Pick<AnalysisArtifactSubmitHooks<Value>, 'readFresh'>): Promise<AnalysisArtifactSubmitResult<Value> | undefined>;
    promote(request: AnalysisArtifactRequest): void;
    has(requestKey: string): boolean;
}
export declare function createAnalysisArtifactScheduler(profileHooks?: AnalysisArtifactSchedulerProfileHooks): AnalysisArtifactScheduler;
export declare function getSharedAnalysisArtifactScheduler(profileHooks?: AnalysisArtifactSchedulerProfileHooks): AnalysisArtifactScheduler;
export declare function resetSharedAnalysisArtifactSchedulerForTests(): void;