Function validateSchemaErrorFormatter

fastify.js:991–997

(schemaErrorFormatter)

}

function validateSchemaErrorFormatter (schemaErrorFormatter) {
  if (typeof schemaErrorFormatter !== 'function') {
    throw new FST_ERR_SCHEMA_ERROR_FORMATTER_NOT_FN(typeof schemaErrorFormatter)
  } else if (schemaErrorFormatter.constructor.name === 'AsyncFunction') {
    throw new FST_ERR_SCHEMA_ERROR_FORMATTER_NOT_FN('AsyncFunction')
  }
}

/**
 * These export configurations enable JS and TS developers