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 UnwrapContractHelper extends UnwrapHelper {
}
export declare class WrapContractHelper extends WrapHelper {
    protected readonly type = Types.Contract;
}
export declare class IsContractHelper extends IsHelper {
    protected readonly type = Types.Contract;
}
export declare const hasContract: (context: Context, node: ts.Node, type: ts.Type) => boolean;
export declare const isOnlyContract: (context: Context, node: ts.Node, type: ts.Type) => boolean;
export declare const isContract: (context: Context, node: ts.Node, type: ts.Type) => boolean;