import { Cause, Option } from "effect";
import { ToolNameCollision } from "./agent-event.js";
export declare const classifyOtherFailure: (error: unknown) => import("../model/model-registry.js").FailureClassification;
export declare const isToolNameCollision: <I>(input: I) => input is I & ToolNameCollision;
export declare const singleFailure: (cause: Cause.Cause<unknown>) => Option.Option<unknown>;
export declare const makeRetryableOverflow: (input: {
    readonly retryOverflow: boolean;
    readonly canCompact: boolean;
    readonly classify: (error: unknown) => string;
}) => (cause: Cause.Cause<unknown>, hasEmitted: boolean) => boolean;