import { EmbeddedViewRef, TemplateRef, ViewContainerRef } from '@angular/core';
import { Either } from 'fp-ts/lib/Either';
interface EitherCaseView {
    viewContainerRef: ViewContainerRef;
    templateRef: TemplateRef<Object>;
}
export declare class EitherDirective {
    either: Either<any, any>;
    leftCases: EitherCaseView[];
    rightCases: EitherCaseView[];
    mountedCases?: EitherCaseView[];
    set nllEither(either: Either<any, any>);
    registerLeft: (viewContainerRef: ViewContainerRef, templateRef: TemplateRef<Object>) => number;
    registerRight: (viewContainerRef: ViewContainerRef, templateRef: TemplateRef<Object>) => number;
    ensureCaseView: (caseView: EitherCaseView, context?: any) => void;
    createCaseView: (caseView: EitherCaseView, context?: any) => void;
    removeCaseView: (caseView: EitherCaseView) => void;
    updateViewRef: (viewRef: EmbeddedViewRef<any>, context?: any) => void;
}
export {};