type Falsy = false | null | undefined | '' | 0;
/**
 * Generally used as opposed to a `Boolean` in a `[].filter` call,
 * which excludes all falsy values in the resulting array.
 *
 * ```
 * [].filter(toBoolean);
 * ```
 *
 * @param value
 * @returns
 */
export declare function toBoolean<T>(value: T): value is Exclude<T, Falsy>;
export {};