import { PostalCodeData } from '../../types.js';
/**
 * An interface for any class that can provide postal code data.
 * This allows the repository to be decoupled from the data source.
 */
export interface DataProvider {
    /**
     * Retrieves all postal code data.
     */
    getAll(): Promise<PostalCodeData[]>;
    /**
     * Retrieves postal code data for a specific province.
     * @param provinceCode The 2-digit province code.
     */
    getByProvince(provinceCode: string): Promise<PostalCodeData[]>;
}
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