import type { Spread as ObjSpread, PlainObject } from "@xlabs-xyz/const-utils";
import type { Layout, Item, NamedItem, ProperLayout, DeriveType } from "./layout.js";
export declare const named: <N extends string, const I extends Item>(name: N, item: I) => {
    readonly name: N;
} & I;
export declare const transform: <const L extends Layout, T>(layout: L, to: (derived: DeriveType<L>) => T, from: (transformed: T) => DeriveType<L>) => {
    readonly binary: "bytes";
    readonly layout: L;
    readonly custom: {
        readonly to: (derived: DeriveType<L>) => T;
        readonly from: (transformed: T) => DeriveType<L>;
    };
};
type NestedObjectNames<L extends ProperLayout, N extends string = never> = L extends readonly [infer I extends NamedItem, ...infer Tail extends ProperLayout] ? Omit<I, "name"> extends infer II extends Item ? DeriveType<II> extends PlainObject ? NestedObjectNames<Tail, N | I["name"]> : NestedObjectNames<Tail, N> : NestedObjectNames<Tail, N> : N;
type LayoutSpread<L extends ProperLayout, N extends NestedObjectNames<L>> = DeriveType<L> extends infer O extends PlainObject ? N extends keyof O ? ReturnType<typeof transform<L, ObjSpread<O, N>>> : never : never;
export declare const spread: <const L extends ProperLayout, N extends NestedObjectNames<L>>(layout: L, name: N) => LayoutSpread<L, N>;
type SingletonName<L extends ProperLayout, N extends string[] = []> = L extends readonly [infer Head extends NamedItem, ...infer Tail extends ProperLayout] ? Head extends {
    omit: true;
} ? SingletonName<Tail, N> : SingletonName<Tail, [...N, Head["name"]]> : N;
type LayoutUnwrapSingleton<L extends ProperLayout> = SingletonName<L> extends [infer N extends string] ? DeriveType<L> extends infer O extends PlainObject ? N extends keyof O ? ReturnType<typeof transform<L, O[N]>> : never : never : never;
export declare const unwrapSingleton: <const L extends ProperLayout>(layout: L) => LayoutUnwrapSingleton<L>;
export {};
//# sourceMappingURL=manipulate.d.ts.map