Function findEqualitiesByReference

packages/core/src/tests/utils.ts:527–554

(A: any, B: any)

}

export function findEqualitiesByReference(A: any, B: any): any[] {
  if (A == null || B == null || typeof A !== 'object' || typeof B !== 'object') {
    return [];
  }
  if (A === B) {
    return [A]; // or [B]
  }

  const deepObjectExtract = (o, r = []) => {
    if (o == null || typeof o !== 'object') {
      return r;
    }

    r.push(o);

    if (!Array.isArray(o)) {
      o = Object.values(o);
    }

    o.forEach(c => deepObjectExtract(c, r));
    return r;
  };

  const AO = deepObjectExtract(A);
  const BO = deepObjectExtract(B);

  return AO.filter(o => BO.includes(o));
}

export const CUSTOM_MATCHERS = {
  toHaveSharedReferenceIn: () => {