import { Effect, HashMap } from "effect";
import { Tool, Toolkit } from "effect/unstable/ai";
import { ToolNameCollision, type ToolOrigin } from "../agent/agent-event.js";
/** @experimental */
export type Dispatch = "Static" | "Builtin" | "Skill" | "Handoff";
/** @experimental */
export interface Candidate {
    readonly tool: Tool.Any;
    readonly origin: ToolOrigin;
    readonly dispatch: Dispatch;
}
/** @experimental */
export interface Registry {
    readonly entries: ReadonlyArray<Candidate>;
    readonly byName: HashMap.HashMap<string, Candidate>;
    readonly toolkit: Toolkit.Toolkit<Record<string, Tool.Any>>;
}
/** @experimental */
export declare const assemble: (candidates: ReadonlyArray<Candidate>) => Effect.Effect<Registry, ToolNameCollision>;
/** @experimental */
export declare const get: {
    (name: string): (registry: Registry) => Candidate | undefined;
    (registry: Registry, name: string): Candidate | undefined;
};
/** @experimental */
export declare const select: {
    (names: ReadonlyArray<string>): (registry: Registry) => Registry;
    (registry: Registry, names: ReadonlyArray<string>): Registry;
};