import type { MetadataComparator } from '@o3r/extractors';
import type { CssMetadata, CssVariable } from '@o3r/styling';
/**
 * Interface describing a style migration element
 */
export interface MigrationStylingData {
    /** CSS variable name */
    name: string;
}
/**
 * Comparator used to compare one version of styling metadata with another
 */
export declare const stylingMetadataComparator: Readonly<MetadataComparator<CssVariable, MigrationStylingData, CssMetadata>>;
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