import { UnitTypeIdSymbol } from './constants.js';
import isUnitType from './is-unit-type.js';
import type NumberUnit from './number-unit.js';
import type { Definitions, Unit, UnitMap } from './types.js';
export type UnitTypeWithUnits<D extends Definitions> = UnitType & {
    readonly [K in keyof D]: Unit;
};
export default class UnitType {
    #private;
    static create: <D extends Definitions>(definitions: D) => UnitTypeWithUnits<D>;
    static get [UnitTypeIdSymbol](): string;
    static isInstance(instance: unknown): boolean;
    static [Symbol.hasInstance](instance: unknown): boolean;
    static equals(a: UnitType, b: UnitType): boolean;
    static isUnitType: typeof isUnitType;
    units: UnitMap;
    baseUnit: Unit;
    defaultUnit: Unit;
    constructor(definitions: Definitions, initSymbol: symbol);
    equals(other: UnitType): boolean;
    parse(str: string): NumberUnit;
    toString(): string;
    toJSON(): Definitions;
    get ZERO(): NumberUnit;
}