import type { Trait } from "@tsimpl/core";
import type { TraitDescriptor } from "../types/trait-descriptor.js";
import type { TraitImplInput } from "../types/trait-impl.js";
import type { StructImpl, StructStatics } from "../types/struct-impl.js";
import type { StructToken } from "../types/struct-descriptor.js";
export declare function impl<TTrait extends Trait>(traitDescriptor: TraitDescriptor<TTrait>): {
    for<TSelf extends object>(target: object | Function | StructToken<TSelf>, implementation: TraitImplInput<TTrait, TSelf>, options?: {
        as?: boolean;
        slot?: boolean;
    }): void;
};
export declare function impl<TSelf extends object, TImpl extends StructImpl<TSelf>>(structToken: StructToken<TSelf>, definition: TImpl): asserts structToken is StructToken<TSelf> & StructStatics<TSelf, TImpl>;