import type { nullish } from '../nullish/index.js';
import type { _, OmitByValue_, RequiredKeys_, Value } from './/index.js';
import type { AlsoAccept } from '../type/AlsoAccept.js';
/**
 * 💀 You most likely want to use distributive `$Override_` - this one can be
 * super-slow in generic contexts
 *
 * @inline
 */
export type Override_<Base, Overrides> = _<Required<Overrides> & Omit<Base, keyof Overrides>>;
/**
 * 💀 You most likely want to use distributive `$Override` - this one can be
 * super-slow in generic contexts
 *
 * @inline
 */
export type Override<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | AlsoAccept<unknown>;
}> = Override_<Base, Overrides>;
/**
 * ✅ Distributive version of `Override_`
 *
 * @inline
 */
export type $Override_<Base, Overrides> = Base extends any ? Overrides extends any ? Override_<Base, Overrides> : never : never;
/**
 * ✅ Distributive version of `Override`
 *
 * @inline
 */
export type $Override<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | AlsoAccept<unknown>;
}> = $Override_<Base, Overrides>;
export type OverrideWithOptionals_<Base, Overrides> = _<{
    [k in RequiredKeys_<Base> | RequiredKeys_<Overrides>]: k extends RequiredKeys_<Overrides> ? Overrides[k & keyof Overrides] : Base[k & keyof Base] | Value<Overrides, k>;
} & {
    [k in Exclude<keyof Base | keyof Overrides, RequiredKeys_<Base> | RequiredKeys_<Overrides>>]?: Value<Base, k> | Value<Overrides, k>;
}>;
export type OverrideWithOptionals<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | AlsoAccept<unknown>;
}> = OverrideWithOptionals_<Base, Overrides>;
export type $OverrideWithOptionals_<Base, Overrides> = Base extends any ? Overrides extends any ? OverrideWithOptionals_<Base, Overrides> : never : never;
export type $OverrideWithOptionals<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | AlsoAccept<unknown>;
}> = $OverrideWithOptionals_<Base, Overrides>;
export declare function overrideStrict<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | AlsoAccept<unknown>;
}>(base: Base, overrides: Overrides): $OverrideWithOptionals<Base, Overrides>;
/**
 * @deprecated Use `overrideStrict` instead (or consider using
 *   `overrideDefined`)
 */
export declare const override: typeof overrideStrict;
export type OverrideWithNonStrictOptionals_<Base, Overrides> = OverrideWithOptionals_<Base, OmitByValue_<Overrides, undefined>>;
export type OverrideWithNonStrictOptionals<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | undefined | AlsoAccept<unknown>;
}> = OverrideWithNonStrictOptionals_<Base, Overrides>;
export type $OverrideWithNonStrictOptionals_<Base, Overrides> = Base extends any ? Overrides extends any ? OverrideWithNonStrictOptionals_<Base, Overrides> : never : never;
export type $OverrideWithNonStrictOptionals<Base extends object, Overrides extends {
    readonly [k in keyof Base]?: Base[k] | undefined | AlsoAccept<unknown>;
}> = $OverrideWithNonStrictOptionals_<Base, Overrides>;
export declare function overrideDefined<Base extends object, Overrides extends {
    [k in keyof Base]?: Base[k] | undefined | AlsoAccept<unknown>;
}>(base: Base, overrides: Overrides): $OverrideWithNonStrictOptionals<Base, Overrides>;
/** Nullable Overrides */
export declare function overrideDefined<Base extends object, Overrides extends {
    [k in keyof Base]?: Base[k] | undefined | AlsoAccept<unknown>;
} | nullish>(base: Base, overrides: Overrides): Overrides extends object ? $OverrideWithNonStrictOptionals<Base, Overrides> : Base;
//# sourceMappingURL=Override.d.ts.map