本文整理汇总了TypeScript中mongoose.Connection.once方法的典型用法代码示例。如果您正苦于以下问题：TypeScript Connection.once方法的具体用法？TypeScript Connection.once怎么用？TypeScript Connection.once使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类mongoose.Connection的用法示例。
在下文中一共展示了Connection.once方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: Promise
export const connection = () => new Promise((resolve, reject) => {
mongoose.connect(`${config.get('DB_HOST')}/${config.get('DB_NAME')}`);
const db: Connection = mongoose.connection;
db.on('error', error => {
logger.error(`Error connecting to database.`);
reject(error);
});
db.once('open', () => {
logger.info(`Connexion to dabatase successfull.`);
resolve(mongoose);
});
});示例2: connect
static connect (): Mongoose {
if (this._instance) {
return this._instance;
}
// Assign Mongoose connection to static private member
this._connection = mongoose.connection;
// Bind events
this._connection.on("error", () => {
console.log("Error to connect database.");
});
this._connection.once("open", () => {
console.log("Connected to database success.");
});
this._instance = mongoose.connect(Constants.DB_CONNECTION_STRING);
return this._instance;
}示例3:
import * as mongoose from "mongoose";
import {Connection} from "mongoose";
import {options} from "../helpers/key";
mongoose.connect("mongodb://ds064188.mlab.com:64188/walter", options);
let db: Connection = mongoose.connection;
db.on("error", console.error.bind(console, "connection error:"));
db.once("open", () => {
console.log("we are connected");
});
export const conn: Connection = db;