export default class TestLoader {
  /** Instantiates a new TestLoader and loads the modules. */
  static load(): void;

  /**
   * Can be overridden in order to customize the criteria for identifying test
   * modules.
   */
  shouldLoadModule(moduleName: string): boolean;

  moduleLoadFailure(moduleName: string, error: unknown): void;

  /** Use `TestLoader.load()` static method instead. */
  protected constructor();

  // Assumed private:
  // loadModules(): void;
  // listModules(): string[];
  // listTestModules(): string[];
  // require(moduleName: string): void;
  // unsee(moduleName: string): void;
}

export function addModuleExcludeMatcher(
  matcher: (moduleName: string) => boolean
): void;

export function addModuleIncludeMatcher(
  matcher: (moduleName: string) => boolean
): void;