import * as _ from "./iterator";
export declare const enum EntryIndex {
    Key = 0,
    Value = 1
}
export declare type MapEntry<T> = readonly [string, T];
export declare const entryKey: <T>(e: MapEntry<T>) => string;
export declare const entryValue: <T>(e: MapEntry<T>) => T;
export declare type PartialStringMap<K extends string, V> = {
    readonly [k in K]?: V;
};
export interface StringMap<T> {
    readonly [k: string]: T | undefined;
}
export declare const toStringMap: <K extends string, V>(v: PartialStringMap<K, V>) => StringMap<V>;
export interface MutableStringMap<T> {
    [key: string]: T | undefined;
}
export declare type StringMapItem<T> = T extends StringMap<infer I> ? I : never;
export declare const allKeys: <T>(input: StringMap<T> | null | undefined) => _.IterableEx<string>;
export declare const objectAllKeys: <K extends string, T>(input: PartialStringMap<K, T> | null | undefined) => _.IterableEx<K>;
export declare const mapEntries: <T>(input: StringMap<T> | null | undefined) => _.IterableEx<MapEntry<T>>;
export declare const objectEntries: <K extends string, T>(input: PartialStringMap<K, T> | null | undefined) => _.IterableEx<readonly [K, T]>;
export declare const keys: <T>(input: StringMap<T> | null | undefined) => _.IterableEx<string>;
export declare const values: <T>(input: StringMap<T> | null | undefined) => _.IterableEx<T>;
export declare const groupBy: <T>(input: Iterable<MapEntry<T>>, reduceFunc: (a: T, b: T) => T) => StringMap<T>;
export declare const stringMap: <T>(input: Iterable<MapEntry<T>>) => StringMap<T>;
export declare const buildMap: <S, R>(source: StringMap<S>, f: (v: S, k: string) => R) => StringMap<R>;
export declare const merge: <T>(...a: readonly (StringMap<T> | undefined)[]) => StringMap<T>;
export declare const isMatch: <O, S>(object: StringMap<O>, source: StringMap<S>) => boolean;
export declare const isMapEqual: <A, B>(a: StringMap<A>, b: StringMap<B>) => boolean;
export declare const isMapEmpty: <T>(a: StringMap<T>) => boolean;
//# sourceMappingURL=string-map.d.ts.map