import { z } from "zod";
import type { CycleNode } from "../types.js";
export declare const renderCycleGraphSchema: z.ZodObject<{
    path: z.ZodString;
    cycleIndex: z.ZodDefault<z.ZodNumber>;
    format: z.ZodDefault<z.ZodEnum<["mermaid", "dot"]>>;
    maxDepth: z.ZodDefault<z.ZodNumber>;
    truncateClassName: z.ZodDefault<z.ZodNumber>;
}, "strip", z.ZodTypeAny, {
    path: string;
    maxDepth: number;
    cycleIndex: number;
    format: "mermaid" | "dot";
    truncateClassName: number;
}, {
    path: string;
    maxDepth?: number | undefined;
    cycleIndex?: number | undefined;
    format?: "mermaid" | "dot" | undefined;
    truncateClassName?: number | undefined;
}>;
export type RenderCycleGraphInput = z.infer<typeof renderCycleGraphSchema>;
export interface RenderCycleGraphResult {
    ok: boolean;
    path: string;
    cycleIndex: number;
    format: "mermaid" | "dot";
    /** The rendered graph as a string. For Mermaid, embed inside ```mermaid ... ``` fences. */
    graph: string;
    /** A few notes about what got truncated, useful for review. */
    notes: string[];
}
/** Pure: render a single cycle node into Mermaid graph syntax. */
export declare function renderCycleAsMermaid(cycle: CycleNode, maxDepth?: number, truncate?: number): {
    graph: string;
    notes: string[];
};
/** Pure: render a single cycle as Graphviz DOT. */
export declare function renderCycleAsDot(cycle: CycleNode, maxDepth?: number, truncate?: number): {
    graph: string;
    notes: string[];
};
export declare function renderCycleGraph(input: RenderCycleGraphInput): Promise<RenderCycleGraphResult>;