import { EntityInfo } from './entity-info';
import { IncludeExpressionVisitor } from './include-expression-visitor';
import { PropertyInfo } from './property-info';
/**
 * Expression to include navigation properties of entities.
 *
 * @type {IncludeExpression}
 */
export declare class IncludeExpression {
    /**
     * Property info attached to expression.
     *
     * @type {PropertyInfo<any>}
     */
    readonly propertyInfo: PropertyInfo<any>;
    /**
     * Parent include expression. This one will be present when «thenInclude» method
     * is called on query command builder.
     *
     * @type {IncludeExpression}
     */
    readonly parentIncludeExpression?: IncludeExpression;
    /**
     * Entity info. This one will be present when including started
     * from entity root.
     *
     * @type {EntityInfo<any>}
     */
    readonly entityInfo?: EntityInfo<any>;
    /**
     * Constructor.
     *
     * @param {PropertyInfo<any>} propertyInfo Property info attached to expression.
     * @param {IncludeExpression} parentIncludeExpression Parent include expression.
     * @param {EntityInfo<any>} entityInfo Entity info.
     */
    constructor(propertyInfo: PropertyInfo<any>, parentIncludeExpression?: IncludeExpression, entityInfo?: EntityInfo<any>);
    /**
     * Accepts a certain include expression visitor.
     *
     * @param {IncludeExpressionVisitor<TResult>} includeExpressionVisitor Include expression visitor which returns a concrete result.
     *
     * @returns {TResult} Include expression visitor result.
     */
    accept<TResult>(includeExpressionVisitor: IncludeExpressionVisitor<TResult>): TResult;
}
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