import type { LooseLiteral, Mutable } from '../utils/types';
import type { $Area } from './area';
import type { $BaseConverter } from './base';
import type { UNITS } from './constants';
import type { $Data } from './data';
import type { $Length } from './length';
import type { $Mass } from './mass';
import type { $Temperature } from './temp';
import type { $Time } from './time';
import type { $Volume } from './volume';
/** - Type for Record of Units */
export type UnitsRecord = typeof UNITS;
/** * Category of units supported by the converter. */
export type Category = keyof UnitsRecord;
/** * Map of unit categories to their respective units. */
export type UnitMap = {
    [Key in Category]: UnitsRecord[Key][number];
};
/** * Union type of all supported units. May include any other strings. */
export type $Unit = LooseLiteral<UnitMap[Category]>;
/** * Type for array of all Units */
export type Units = Array<UnitMap[Category]>;
/** * Tuple type for Units in a specific Category */
export type UnitsTuple<Cat extends Category> = Mutable<UnitsRecord[Cat]>;
/** * Infer the category of a given unit type `U`. */
export type InferCategory<U extends $Unit> = {
    [K in Category]: U extends UnitMap[K] ? K : never;
}[Category];
/** * Infer Units belong to a specific Category */
export type CategoryUnits<Cat extends Category> = UnitMap[Cat];
/** * Type for the returned converter instance based on the provided unit `U`. */
export type Converted<U extends $Unit> = InferCategory<U> extends never ? $BaseConverter<U> : InferCategory<U> extends 'area' ? $Area : InferCategory<U> extends 'time' ? $Time : InferCategory<U> extends 'length' ? $Length : InferCategory<U> extends 'mass' ? $Mass : InferCategory<U> extends 'data' ? $Data : InferCategory<U> extends 'temp' ? $Temperature : InferCategory<U> extends 'volume' ? $Volume : $BaseConverter<U>;
/** * Options for formatting converted values for unit converter method(s). */
export type FormatToOptions = {
    /** Style of formatting. Default is `'plural'`. */
    style?: 'compact' | 'scientific' | 'plural';
    /** Number of decimal places to include. Default is `2`. */
    decimals?: number;
};
/** Union type for all the area units */
export type $AreaUnit = UnitMap['area'];
/** Union type for all the data units */
export type $DataUnit = UnitMap['data'];
/** Union type for all the length/distance units */
export type $LengthUnit = UnitMap['length'];
/** Union type for all the mass units */
export type $MassUnit = UnitMap['mass'];
/** Union type for all the temperature units */
export type $TempUnit = UnitMap['temp'];
/** Union type for all the time units */
export type $TimeUnit = UnitMap['time'];
/** Union type for all the volume units */
export type $VolumeUnit = UnitMap['volume'];