export declare function decomposeVersion(value: any): {
    lower: any;
    upper: any;
};
export declare function composeVersion(decomposed: any): any;
/**
 * Compare two versions.
 *
 * @param {string|number} a
 * @param {string|number} b
 * @return {number} -1 if a < b, 0 if a == b and 1 if a > b
 */
export declare function compareVersion(a: string | number, b: string | number): number;
/**
 * Forms union of two versions.
 * @param {string|number} a
 * @param {string|number} b
 * @return {string|number}
 */
export declare function unionVersion(a: string | number, b: string | number): string | number;
export declare function toBeRemoved(value: any): boolean;
export type VersionMapper = Function;
/**
 * maps version values (to number)
 * @typedef {Function} VersionMapper
 */
/**
 * Merge and filter two sets of version (expressions).
 * @param {string|string[]|number|number[]} a
 * @param {string|string[]|number|number[]} b
 * @param {string} path location in the tree
 * @param {Function} actions cb to notify about the actual selection
 * @param {Object} hints
 * @param {VersionMapper} filter
 * @return {string|string[]|number|number[]} merged set of version expressions
 */
export declare function mergeVersionsWithFilter(a: string | string[] | number | number[], b: string | string[] | number | number[], path: string, actions: Function | undefined, hints: Object, filter: VersionMapper): string | string[] | number | number[];
/**
 * merge two sets of version (expressions)
 * @param {string|string[]|number|number[]} a
 * @param {string|string[]|number|number[]} b
 * @param {string} path location in the tree
 * @param {Function} actions cb to notify about the actual selection
 * @param {Object} hints
 * @return {string|string[]|number|number[]} merged set of version expressions
 */
export declare function mergeVersions(a: string | string[] | number | number[], b: string | string[] | number | number[], path: string, actions: Function, hints: Object): string | string[] | number | number[];
export declare function mergeVersionsLargest(a: any, b: any, path: any, actions: any, hints: any): string | number | string[] | number[];
export declare function mergeVersionsSmallest(a: any, b: any, path: any, actions: any, hints: any): string | number | string[] | number[];
/**
 * Same as mergeVersions but merge result are converted into
 * numbers if possible
 * @param {string|string[]|number|number[]} a
 * @param {string|string[]|number|number[]} b
 * @param {string} path location in the tree
 * @param {Function} actions cb to notify about the actual selection
 * @param {Object} hints
 * @return {string|string[]|number|number[]} merged set of version expressions
 */
export declare function mergeVersionsPreferNumeric(a: string | string[] | number | number[], b: string | string[] | number | number[], path: string, actions: Function, hints: Object): string | string[] | number | number[];