import type { MetadataComparator } from '@o3r/extractors';
import type { JSONLocalization, LocalizationMetadata } from '@o3r/localization';
/**
 * Interface describing a localization migration element
 */
export interface MigrationLocalizationMetadata {
    /** Localization key */
    key: string;
}
/**
 * Comparator used to compare one version of localization metadata with another
 */
export declare const localizationMetadataComparator: Readonly<MetadataComparator<JSONLocalization, MigrationLocalizationMetadata, LocalizationMetadata>>;
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