/**
 * Custom Regression Fixtures
 *
 * Converts a logged false negative (a confirmed miss) into a labeled
 * {@link TestFixture}, and loads versioned custom fixtures from disk so the
 * eval harness exercises them alongside the built-in set. This is the
 * "miss -> permanent regression guard" link of the self-improvement loop.
 *
 * @module eval/custom-fixtures
 */
import type { TestFixture } from "./types.js";
import type { MissEntry } from "../scanners/fn-feedback.js";
/** Default location of committed custom fixtures (repo-relative). */
export declare const DEFAULT_CUSTOM_FIXTURES_DIR = "eval-fixtures/custom";
/**
 * Convert a logged miss into a regression fixture. The snippet becomes the
 * fixture's single file; the expected finding is the vulnerability the
 * platform must catch going forward.
 */
export declare function missToFixture(miss: MissEntry): TestFixture;
/**
 * Load all `*.fixture.json` files from a custom fixtures directory.
 * Malformed files are skipped with a warning rather than failing the run.
 */
export declare function loadCustomFixtures(dir?: string): Promise<TestFixture[]>;
/**
 * Persist a fixture as `<id>.fixture.json` in the custom fixtures directory.
 * Returns the absolute path written.
 */
export declare function writeCustomFixture(dir: string, fixture: TestFixture): Promise<string>;
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