import { Type, ValueProvider, ɵComponentDef as ComponentDef } from "@angular/core";
import { CssSelector, CssSelectorList, TypedFactoryProvider, TypedValueProvider } from "../common-types";
export declare function isBrowser(): boolean;
/**
 * Returns an elements root
 * @param {HTMLElement} elem The element which root we need
 * @return {DocumentOrShadowRoot} The document or the elements shadow root
 */
export declare function getRoot(elem: HTMLElement): DocumentOrShadowRoot;
export declare function switchClass(elem: HTMLElement, className: string, status?: boolean): void;
export declare function getCssVariables(elem: HTMLElement): Record<string, string>;
export declare function checkTransitions(el: HTMLElement, cb: () => any): void;
export declare function getComponentDef<T>(type: Type<T>): ComponentDef<T>;
export declare function parseSelector(selector: string | CssSelector): CssSelector;
export declare function selectorMatchesList(list: CssSelectorList, selector: CssSelector): boolean;
export declare function provideEntryComponents(components: Type<any>[], moduleId?: string): ValueProvider;
export declare function provideOptions<O extends Record<string, any>>(options: O): Required<TypedValueProvider<O>>;
export declare function provideWithOptions<O extends Record<string, any>, T = any>(type: Type<T>, options: O): TypedFactoryProvider<T>;
export declare function injectOptions<O extends Record<string, any>>(defaults: O): O;
export interface DiffEntityResult<T extends {
    id?: string | number;
}> {
    removed: T[];
    added: T[];
    updated: T[];
}
/**
 * Compares two arrays of entities and categorizes them into
 * added, removed, and updated buckets.
 */
export declare function diffEntities<T extends {
    id?: string | number;
}>(current: T[], incoming: T[]): DiffEntityResult<T>;