Amazon web services 响应包含循环引用,无法在AWS中序列化为JSON
我正在用AWS开发一个API。我正在使用Claudia API BuilderAmazon web services 响应包含循环引用,无法在AWS中序列化为JSON,amazon-web-services,aws-api-gateway,claudia.js,Amazon Web Services,Aws Api Gateway,Claudia.js,我正在用AWS开发一个API。我正在使用Claudia API Builder const AWS = require('aws-sdk') const docClient = new AWS.DynamoDB.DocumentClient() const createOrder = async (order) => { if(!order || !order.id || !order.address ) throw new Error ('To order a piz
const AWS = require('aws-sdk')
const docClient = new AWS.DynamoDB.DocumentClient()
const createOrder = async (order) => {
if(!order || !order.id || !order.address )
throw new Error ('To order a pizza you must send a id and the adress of the customer')
return await docClient.put({
TableName: 'pizza-order',
Item: {
orderId : order.id,
pizza: order.pizza,
address: order.address,
status: 'pending',
}
})
}
module.exports = createOrder;
然后我用邮递员发送请求
{
"pizza": 1,
"address": "Bangladesh",
"id": 2
}
但它会返回如下错误:
{“errorMessage”:“响应包含循环引用,无法序列化为JSON”}
有解决办法吗 您必须添加
.promise
方法:
return await docClient.put({
TableName: 'pizza-order',
Item: {
orderId : order.id,
pizza: order.pizza,
address: order.address,
status: 'pending',
}
}).promise(). <== here
返回等待docClient.put({
表名:“比萨饼订单”,
项目:{
orderId:order.id,
比萨饼:点比萨饼,
地址:order.address,
状态:“待定”,
}
}).答应。Thanx用于解决方案。我正在读一本关于aws的书,它使用claudia API builder。但我觉得山姆更有用。你对搬到山姆去有什么想法?同时也对理论上的评论感到抱歉。