import { type DiffFile } from "./diff-parser.js";
import type { Verdict } from "./types.js";
export type ReadOriginal = (path: string) => string | null;
/** Read a file the diff modifies from `--repo` — the PRE-image every AST detector reconstructs
 * the post-image against. Absent/unreadable is a legitimate outcome (a file the diff claims to
 * modify but that does not exist at this repo root — quarantine to "no finding", never throw:
 * the gate must still report on every OTHER file). */
export declare function repoFileReader(repoRoot: string): ReadOriginal;
/**
 * Run every detector over a parsed diff and fold the results into one verdict.
 *
 * Each detector is independent and pure over (files, readOriginal); a detector throwing is a
 * detector bug, not a caller concern, so callers should treat any throw here as "the gate could
 * not evaluate this diff" rather than catch and silently drop a class.
 */
export declare function evaluateDiff(files: readonly DiffFile[], readOriginal: ReadOriginal): Verdict;
/** Parse a unified diff and evaluate it in one call — the entry point the CLI and tests use. */
export declare function evaluateDiffText(diffText: string, readOriginal: ReadOriginal): Verdict;