import { IMeasure, IUnitDescription } from './types';
export declare class Convert<TSystems extends string, TUnitNames extends string> {
    /**
     * Throws error with custom error message.
     *
     * @param {string} unitName - The name of the unsupported unit that caused the error. Value is empty string by default.
     * @param {string} msg - The custom message. Value is empty string by default.
     */
    private static throwUnsupportedUnitError;
    /**
     * Returns a measure object and its name for a given unit.
     *
     * @param {string} unitName - The name of the unit for which to retrieve the measure object.
     */
    private static getMeasure;
    /**
     * Returns an object containing the system and unit details corresponding to the provided unit name.
     *
     * @param {string} unitName - The unit name for which to retrieve information.
     * @param {string} measureName - Name of the measure to retrieve unit from.
     */
    private static getUnit;
    /**
     * Returns a description of a unit.
     *
     * @param {string} unitName - The name of the unit to describe.
     * @param {string} measureName - The name of the measure to which the unit belongs.
     */
    private static describeUnit;
    static allPossibilities(): string[];
    static measures(): string[];
    static possibilities(...measures: string[]): string[];
    static describe(unitName: string): IUnitDescription;
    static list(...measures: string[]): IUnitDescription[];
    static convert(from: string, to: string, value: number): number;
    private measure;
    private measureName;
    constructor(measure: IMeasure<TSystems, TUnitNames>, measureName: string);
    /**
     * Returns an array containing names of all available units for a specified measure.
     */
    possibilities(): string[];
    /**
     * Returns a description for the specified unit. Deprecated: Use the convert.describe method instead.
     *
     * @param {string} unitName - The name of the unit to describe (e.g., 'cm' for centimeter).
     * @deprecated This method is deprecated and will be removed in future versions. Please use the new convert.describe method
     */
    describe(unitName: string): IUnitDescription;
    /**
     * Returns an array of descriptions for all units for a specified measure.
     */
    list(): IUnitDescription[];
    /**
     * Converts a numeric value from one unit to another within the same measure system.
     *
     * @param {string} from - The unit name to convert from (e.g., 'cm' for centimeter).
     * @param {string} to - The unit name to convert to (e.g., 'in' for inch).
     * @param {number} value - The numeric value to convert.
     * @returns {number} The converted numeric value.
     */
    convert(from: string, to: string, value: number): number;
}