import { DataProperty, NormalizedDataProperty } from './data-property';
export interface IdentifierOptions {
    property: DataProperty;
    source?: string;
}
export interface NormalizedIdentifierOptions {
    property: NormalizedDataProperty;
    source: string | null;
}
export declare function NormalizeAccordionIdentifier(identifier?: IdentifierOptions): NormalizedIdentifierOptions | null;