import type { FlattenedAttributeDescriptor, JsonValue, ManifestAttribute, ManifestDocument, ManifestSummary, UnionBranchSummary } from './migration-types.js';
interface FlattenContext {
    rootPath: string;
    unionBranch: string | null;
    unionDiscriminator: string | null;
    unionRoot: string | null;
}
type ManifestDefaultValue = ManifestAttribute['typia']['defaultValue'] | JsonValue[] | Record<string, JsonValue>;
export declare function flattenManifestLeafAttributes(attributes: Record<string, ManifestAttribute>): FlattenedAttributeDescriptor[];
export declare function flattenManifestAttribute(attribute: ManifestAttribute | undefined | null, currentPath: string, sourcePath: string, context: FlattenContext): FlattenedAttributeDescriptor[];
export declare function getAttributeByCurrentPath(attributes: Record<string, ManifestAttribute>, currentPath: string): ManifestAttribute | null;
export declare function hasManifestDefault(attribute: ManifestAttribute | undefined | null): boolean;
export declare function getManifestDefaultValue(attribute: ManifestAttribute | undefined | null): string | number | boolean | JsonValue[] | {
    [key: string]: JsonValue;
} | null;
export declare function summarizeManifest(manifest: ManifestDocument): ManifestSummary;
export declare function summarizeUnionBranches(manifestSummary: ManifestSummary): UnionBranchSummary[];
export declare function defaultValueForManifestAttribute(attribute: ManifestAttribute): ManifestDefaultValue | null;
export {};