export declare class MapWrapper {
    static createFromStringMap<T>(stringMap: {
        [key: string]: T;
    }): Map<string, T>;
    static toStringMap<T>(m: Map<string, T>): {
        [key: string]: T;
    };
    static createFromPairs(pairs: any[]): Map<any, any>;
    static iterable<T>(m: T): T;
    static keys<K>(m: Map<K, any>): K[];
    static values<V>(m: Map<any, V>): V[];
}
/**
 * Wraps Javascript Objects
 */
export declare class StringMapWrapper {
    static get<V>(map: {
        [key: string]: V;
    }, key: string): V;
    static set<V>(map: {
        [key: string]: V;
    }, key: string, value: V): void;
    static keys(map: {
        [key: string]: any;
    }): string[];
    static values<T>(map: {
        [key: string]: T;
    }): T[];
    static isEmpty(map: {
        [key: string]: any;
    }): boolean;
    static forEach<K, V>(map: {
        [key: string]: V;
    }, callback: (v: V, K: string) => void): void;
    static merge<V>(m1: {
        [key: string]: V;
    }, m2: {
        [key: string]: V;
    }): {
        [key: string]: V;
    };
    static equals<V>(m1: {
        [key: string]: V;
    }, m2: {
        [key: string]: V;
    }): boolean;
}
/**
 * A boolean-valued function over a value, possibly including context information
 * regarding that value's position in an array.
 */
export interface Predicate<T> {
    (value: T, index?: number, array?: T[]): boolean;
}
export declare class ListWrapper {
    static createFixedSize(size: number): any[];
    static createGrowableSize(size: number): any[];
    static clone<T>(array: T[]): T[];
    static forEachWithIndex<T>(array: T[], fn: (t: T, n: number) => void): void;
    static first<T>(array: T[]): T;
    static last<T>(array: T[]): T;
    static indexOf<T>(array: T[], value: T, startIndex?: number): number;
    static contains<T>(list: T[], el: T): boolean;
    static reversed<T>(array: T[]): T[];
    static concat(a: any[], b: any[]): any[];
    static insert<T>(list: T[], index: number, value: T): void;
    static removeAt<T>(list: T[], index: number): T;
    static removeAll<T>(list: T[], items: T[]): void;
    static remove<T>(list: T[], el: T): boolean;
    static clear(list: any[]): void;
    static isEmpty(list: any[]): boolean;
    static fill(list: any[], value: any, start?: number, end?: number): void;
    static equals(a: any[], b: any[]): boolean;
    static slice<T>(l: T[], from?: number, to?: number): T[];
    static splice<T>(l: T[], from: number, length: number): T[];
    static sort<T>(l: T[], compareFn?: (a: T, b: T) => number): void;
    static toString<T>(l: T[]): string;
    static toJSON<T>(l: T[]): string;
    static maximum<T>(list: T[], predicate: (t: T) => number): T;
    static flatten<T>(list: Array<T | T[]>): T[];
    static addAll<T>(list: Array<T>, source: Array<T>): void;
}
export declare function isListLikeIterable(obj: any): boolean;
export declare function areIterablesEqual(a: any, b: any, comparator: Function): boolean;
export declare function iterateListLike(obj: any, fn: Function): void;
export declare class SetWrapper {
    static createFromList<T>(lst: T[]): Set<T>;
    static has<T>(s: Set<T>, key: T): boolean;
    static delete<K>(m: Set<K>, k: K): void;
}