import type { WarpContext } from "./context.js";
export interface ChurnEntry {
    readonly symbol: string;
    readonly filePath: string;
    readonly kind: string;
    readonly changeCount: number;
    readonly lastChangedSha: string;
    readonly lastChangedDate: string;
}
export interface StructuralChurnResult {
    readonly entries: readonly ChurnEntry[];
    readonly totalSymbols: number;
    readonly totalCommitsAnalyzed: number;
    readonly summary: string;
}
/** Options for WARP-based churn analysis. */
export interface WarpChurnOptions {
    readonly limit?: number;
    readonly path?: string;
}
/**
 * Compute structural churn entirely from the WARP graph.
 *
 * The count itself is computed with QueryBuilder.aggregate() over
 * commit nodes whose outgoing structural-change edges touch each symbol.
 * This keeps commit enumeration and per-symbol count accumulation inside
 * WARP instead of walking every commit in this operation.
 */
export declare function structuralChurnFromGraph(ctx: WarpContext, options?: WarpChurnOptions): Promise<StructuralChurnResult>;
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