import { Queryable } from "./Queryable";
import { FunctionExpression } from "../ExpressionBuilder/Expression/FunctionExpression";
import { IQueryExpression } from "./QueryExpression/IQueryExpression";
import { IQueryVisitor } from "../Query/IQueryVisitor";
export declare class WhereQueryable<T> extends Queryable<T> {
    readonly parent: Queryable<T>;
    protected readonly predicateFn: (item: T) => boolean;
    protected _predicate: FunctionExpression<boolean>;
    protected predicate: FunctionExpression<boolean>;
    constructor(parent: Queryable<T>, predicate: FunctionExpression<boolean> | ((item: T) => boolean));
    buildQuery(queryVisitor: IQueryVisitor): IQueryExpression<T>;
    hashCode(): number;
}