import { type DependencyFilter, type LockfileSnapshot } from '../types/lockfile.js';
import type { PackageManifest } from '../workspace/build-workspace-graph.js';
export type FindAffectedOptions = {
    /** Parsed "before" lockfile snapshot */
    readonly snapshotBefore: LockfileSnapshot;
    /** Parsed "after" lockfile snapshot */
    readonly snapshotAfter: LockfileSnapshot;
    /** Workspace package manifests */
    readonly manifests: readonly PackageManifest[];
    /** Which dependency types to consider. When omitted, all types are included. */
    readonly filter?: DependencyFilter;
    /** When enabled, root dependency changes affect all workspace packages */
    readonly rootDepsAffectAll?: boolean;
};
/**
 * High-level entry point: diffs two lockfile snapshots and resolves
 * affected workspace packages based on the dependency graph.
 * Pure function: caller is responsible for parsing and loading manifests.
 */
export declare function findAffectedPackages(options: FindAffectedOptions): ReadonlySet<string>;
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