import EventEmitter from "node:events";

//#region src/index.d.ts
declare const dir: () => string;
declare const run: (argv: string[]) => EventEmitter;
type CompareInput = {
  actualDir: string;
  expectedDir: string;
  diffDir: string;
  report?: string;
  junitReport?: string;
  json?: string; /** Re-render HTML from an existing reg.json (classic `-F/--from`). */
  from?: string;
  /** "none" (default) | "client" — enable the report's browser-side
   *  second-pass detector (classic `-X/--additionalDetection`). */
  additionalDetection?: 'none' | 'client';
  update?: boolean;
  extendedErrors?: boolean;
  /** Classic reg-cli's `-I/--ignoreChange` — governs the CLI's exit code
   *  only. Accepted and silently dropped by `compare()` for drop-in
   *  compat with reg-suit's `processor.ts:107`. */
  ignoreChange?: boolean;
  urlPrefix?: string;
  matchingThreshold?: number;
  threshold?: number;
  thresholdRate?: number;
  thresholdPixel?: number;
  concurrency?: number;
  enableAntialias?: boolean;
  enableClientAdditionalDetection?: boolean;
  /** Classic reg-cli's CLI-side x-img-diff extra detection pass. The
   *  Wasm pipeline's diff already includes the equivalent classification,
   *  so this is a no-op but accepted for drop-in compat with reg-suit's
   *  `processor.ts:114`. */
  enableCliAdditionalDetection?: boolean;
};
type CompareOutput = {
  failedItems: string[];
  newItems: string[];
  deletedItems: string[];
  passedItems: string[];
  expectedItems: string[];
  actualItems: string[];
  diffItems: string[];
  actualDir: string;
  expectedDir: string;
  diffDir: string;
};
declare const compare: (input: CompareInput) => EventEmitter;
declare function writeRegJson(path: string, data: CompareOutput): Promise<void>;
//#endregion
export { CompareInput, CompareOutput, compare, dir, run, writeRegJson };