import { EmbeddedViewRef, TemplateRef, ViewContainerRef } from '@angular/core';
import { Option } from 'fp-ts/lib/Option';
interface OptionCaseView {
    viewContainerRef: ViewContainerRef;
    templateRef: TemplateRef<Object>;
}
export declare class OptionDirective {
    option: Option<any>;
    noneCases: OptionCaseView[];
    someCases: OptionCaseView[];
    mountedCases: OptionCaseView[];
    set nllOption(option: Option<any>);
    registerNone: (viewContainerRef: ViewContainerRef, templateRef: TemplateRef<Object>) => number;
    registerSome: (viewContainerRef: ViewContainerRef, templateRef: TemplateRef<Object>) => number;
    ensureCaseView: (caseView: OptionCaseView, context?: any) => void;
    createCaseView: (caseView: OptionCaseView, context?: any) => void;
    removeCaseView: (caseView: OptionCaseView) => void;
    updateViewRef: (viewRef: EmbeddedViewRef<any>, context?: any) => void;
}
export {};