import { FilterGroup } from './FilterGroup';
import { operatorFn } from '../operators/filter/core';
export declare enum ODataOperators {
    eq = "eq",
    ne = "ne",
    gt = "gt",
    ge = "ge",
    lt = "lt",
    le = "le",
    has = "has",
    in = "In",
    contains = "contains",
    endswith = "endswith",
    startswith = "startswith"
}
export declare abstract class AbstractODataFilter {
    protected group: FilterGroup;
    eq(expression: operatorFn, value: string | number): this;
    ne(expression: operatorFn, value: string | number): this;
    gt(expression: operatorFn, value: string | number): this;
    ge(expression: operatorFn, value: string | number): this;
    lt(expression: operatorFn, value: string | number): this;
    le(expression: operatorFn, value: string | number): this;
    has(expression: operatorFn, value: string | number): this;
    in(expression: operatorFn, ...value: Array<string>): this;
    contains(expression: operatorFn, value: string | number): this;
    endswith(expression: operatorFn, value: string | number): this;
    startswith(expression: operatorFn, value: string | number): this;
    private toRule;
}