import { PipeTransform } from '@angular/core';
import { MtnaLanguageId, MtnaLocaleId } from '../models';
import * as i0 from "@angular/core";
/**
 * Given the full local ID, strip off the `locale_extension` and return the `language_id`.
 */
export declare class MtnaToLanguageIdPipe implements PipeTransform {
    /**
     * @param localeId The locale ID to get the language ID from.
     * @returns The language ID from the locale ID
     */
    transform(localeId: MtnaLocaleId | null | undefined): MtnaLanguageId | undefined;
    static ɵfac: i0.ɵɵFactoryDeclaration<MtnaToLanguageIdPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<MtnaToLanguageIdPipe, "mtnaToLanguageId">;
}
export declare class MtnaToLanguageIdPipeModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<MtnaToLanguageIdPipeModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<MtnaToLanguageIdPipeModule, [typeof MtnaToLanguageIdPipe], never, [typeof MtnaToLanguageIdPipe]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<MtnaToLanguageIdPipeModule>;
}