/**
 * @file      Array.Internal.Types.ts
 * @author    Gage Sorrell <gage@sorrell.sh>
 * @copyright (c) 2026 Gage Sorrell
 * @license   MIT
 */
import type { Options, TArrayType } from "./Array.Types.mjs";
import type { NoOptions } from "../Generic/Option/Option.Types.mjs";
/**
 * Internal types for the {@link Array} module.
 *
 * @internal
 *
 * @module Array.Internal
 */
type TBuildStaticTArrayReadonly<ElementType, ArraySize extends number, Accumulator extends ReadonlyArray<ElementType> = readonly []> = Accumulator["length"] extends ArraySize ? Accumulator : TBuildStaticTArrayReadonly<ElementType, ArraySize, readonly [...Accumulator, ElementType]>;
export type TBuildStaticTArrayMutable<ElementType, ArraySize extends number, Accumulator extends Array<ElementType> = []> = Accumulator["length"] extends ArraySize ? Accumulator : TBuildStaticTArrayMutable<ElementType, ArraySize, [
    ...Accumulator,
    ElementType
]>;
/**
 * Used to define {@link \@sorrell/utilities/array!TStaticArray}.
 * @template ElementType - The type of this, or the type of this `Array`.
 * @template ArraySize - The number of {@link ElementType | ElementTypes} in this `Array`.  The
 * @template ReadonlyType - Whether the built {@link Array} type will be `readonly`.
 * this type.
 * @internal
 */
export type TBuildStaticTArrayBase<ElementType, ArraySize extends number, ReadonlyType extends boolean> = ReadonlyType extends true ? TBuildStaticTArrayReadonly<ElementType, ArraySize> : ReadonlyType extends false ? TBuildStaticTArrayMutable<ElementType, ArraySize> : never;
export type TBuildStaticTArray<ElementType, ArraySize extends number, OptionsType extends Options = NoOptions> = Options.DefinedOnly extends OptionsType ? Options.MaybeDefined extends OptionsType ? never : Options.Readonly extends OptionsType ? TBuildStaticTArrayReadonly<Exclude<ElementType, undefined>, ArraySize> : TBuildStaticTArrayMutable<Exclude<ElementType, undefined>, ArraySize> : Options.MaybeDefined extends OptionsType ? Options.Readonly extends OptionsType ? TBuildStaticTArrayReadonly<ElementType | undefined, ArraySize> : TBuildStaticTArrayMutable<ElementType | undefined, ArraySize> : Options.Readonly extends OptionsType ? TBuildStaticTArrayReadonly<ElementType, ArraySize> : TBuildStaticTArrayMutable<ElementType, ArraySize>;
/**
 * Wrap a `TArrayType` type with this to change the {@link ElementType} to `ElementType | undefined`.
 *
 * @template ArrayType - The type of `TArrayType` to transform.
 */
export type TWithUndefined<ArrayType> = ArrayType extends TArrayType<infer ElementType, infer OptionsType, infer ArraySize> ? TArrayType<ElementType | undefined, OptionsType, ArraySize> : never;
/**
 * The opposite of {@link TWithUndefined}.
 *
 * @template ArrayType - The type of `TArrayType` to transform.
 */
export type TWithDefined<ArrayType> = ArrayType extends TArrayType<infer ElementType, infer OptionsType, infer ArraySize> ? TArrayType<Exclude<ElementType, undefined>, OptionsType, ArraySize> : never;
export {};
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