/**
 * Pad `T` with `PadWith` at the start of the tuple.
 *
 * If the `MaxLength` is less than the length of the tuple,
 * the `Tuple` will be returned unchanged.
 *
 * ⚗️ *transform*
 *
 * @example
 * ```ts
 * PadStart<[1, 2, 3], 5, 0> // [0, 0, 1, 2, 3]
 *
 * // Ignore if MaxLength is less than the length of the tuple
 * PadStart<[1, 2, 3], 2> // [1, 2, 3]
 *
 * // Default to unknown
 * PadStart<[1, 2, 3], 5> // [unknown, unknown, 1, 2, 3]
 * ```
 */
export type PadStart<Tuple extends unknown[], MaxLength extends number, PadWith = unknown> = PadStart.Device<Tuple, MaxLength, PadWith, [
]>;
export declare namespace PadStart {
    type Device<Source extends unknown[], MaxLength extends number, PadWith, Result extends unknown[]> = Result['length'] extends MaxLength ? (Source extends [] ? Result : (Source extends [...infer Head, infer Tail] ? ([
        Tail,
        ...Result
    ] extends infer R extends unknown[] ? Device<Head, R['length'], PadWith, R> : never) : never)) : (Source extends [] ? Device<Source, MaxLength, PadWith, [PadWith, ...Result]> : (Source extends [...infer Head, infer Tail] ? Device<Head, MaxLength, PadWith, [Tail, ...Result]> : Source));
}
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