Function validate

packages/core/src/util/validator.ts:41–53

(
  validator: ValidateFunction | undefined,
  data: any
)

};

export const validate = (
  validator: ValidateFunction | undefined,
  data: any
): ErrorObject[] => {
  if (validator === undefined) {
    return [];
  }
  const valid = validator(data);
  if (valid) {
    return [];
  }
  return validator.errors;
};