import type { Grader, Determinism, CostProfile } from "./types.js";
/**
 * GraderRegistry — pluggable registration and taxonomy-aware filtering.
 *
 * Graders can be loaded from core, npm packages, or local paths.
 * The registry exposes filter helpers (getByDeterminism, getByCost) so
 * callers can select loop-appropriate graders (e.g. lint pulls only static
 * graders via getByDeterminism("static")).
 */
export interface GraderRegistry {
    register(grader: Grader): void;
    registerFromPackage(packageName: string, options?: {
        cwd?: string;
    }): Promise<void>;
    get(name: string): Grader | undefined;
    getAll(): Grader[];
    getByDeterminism(...types: Determinism[]): Grader[];
    getByCost(maxCost: CostProfile): Grader[];
}
export declare function createGraderRegistry(): GraderRegistry;
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