import { EqualityComparer, IEnumerable, IEnumerableFactory } from '../../types';
export declare function applyLeftJoinHeterogeneous<TFirst, TSecond, TKey, TResult>(factory: IEnumerableFactory, first: Iterable<TFirst>, second: Iterable<TSecond>, firstKeySelector: (item: TFirst) => TKey, secondKeySelector: (item: TSecond) => TKey, firstSelector: (item: TFirst) => TResult, bothSelector: (a: TFirst, b: TSecond) => TResult, equalityComparer?: EqualityComparer<TKey>): IEnumerable<TResult>;
export declare function applyLeftJoinHomogeneous<TFirst, TKey, TResult>(factory: IEnumerableFactory, first: Iterable<TFirst>, second: Iterable<TFirst>, keySelector: (item: TFirst) => TKey, firstSelector: (item: TFirst) => TResult, bothSelector: (a: TFirst, b: TFirst) => TResult, equalityComparer?: EqualityComparer<TKey>): IEnumerable<TResult>;
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