import ts from 'typescript';
import { Context } from '../../../Context';
import { Types } from '../../constants';
import { IsHelper } from './IsHelper';
import { UnwrapHelper } from './UnwrapHelper';
import { WrapHelper } from './WrapHelper';
export declare class UnwrapBlockHelper extends UnwrapHelper {
}
export declare class WrapBlockHelper extends WrapHelper {
    protected readonly type = Types.Block;
}
export declare class IsBlockHelper extends IsHelper {
    protected readonly type = Types.Block;
}
export declare const hasBlock: (context: Context, node: ts.Node, type: ts.Type) => boolean;
export declare const isOnlyBlock: (context: Context, node: ts.Node, type: ts.Type) => boolean;
export declare const isBlock: (context: Context, node: ts.Node, type: ts.Type) => boolean;