本文整理匯總了TypeScript中mongoose.Connection.once方法的典型用法代碼示例。如果您正苦於以下問題：TypeScript Connection.once方法的具體用法？TypeScript Connection.once怎麽用？TypeScript Connection.once使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類mongoose.Connection的用法示例。
在下文中一共展示了Connection.once方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
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;