import type { WarpContext } from "./context.js";
export type RefactorDifficultyRisk = "low" | "medium" | "high";
export type RefactorDifficultyRecommendation = "refactor_freely" | "refactor_with_tests" | "plan_before_refactor";
export interface RefactorDifficultyOptions {
    readonly symbol: string;
    readonly path?: string | undefined;
    readonly limit?: number | undefined;
}
export interface RefactorDifficultyAxis {
    readonly score: number;
}
export interface RefactorDifficultyCurvature extends RefactorDifficultyAxis {
    readonly changeCount: number;
    readonly signatureChangeCount: number;
}
export interface RefactorDifficultyFriction extends RefactorDifficultyAxis {
    readonly referenceCount: number;
    readonly referencingFiles: readonly string[];
}
export interface RefactorDifficultyEntry {
    readonly symbol: string;
    readonly filePath: string;
    readonly kind: string;
    readonly score: number;
    readonly risk: RefactorDifficultyRisk;
    readonly recommendation: RefactorDifficultyRecommendation;
    readonly curvature: RefactorDifficultyCurvature;
    readonly friction: RefactorDifficultyFriction;
}
export interface RefactorDifficultyResult {
    readonly symbol: string;
    readonly path?: string | undefined;
    readonly entries: readonly RefactorDifficultyEntry[];
    readonly total: number;
    readonly summary: string;
}
export declare function refactorDifficultyFromGraph(ctx: WarpContext, options: RefactorDifficultyOptions): Promise<RefactorDifficultyResult>;
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