@mikro-orm/core/utils/TransactionContext.js

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.TransactionContext = void 0;
const node_async_hooks_1 = require("node:async_hooks");
class TransactionContext {
    em;
    static storage = new node_async_hooks_1.AsyncLocalStorage();
    id;
    constructor(em) {
        this.em = em;
        this.id = this.em._id;
    }
    /**
     * Creates new TransactionContext instance and runs the code inside its domain.
     */
    static create(em, next) {
        const context = new TransactionContext(em);
        return this.storage.run(context, next);
    }
    /**
     * Returns current TransactionContext (if available).
     */
    static currentTransactionContext() {
        return this.storage.getStore();
    }
    /**
     * Returns current EntityManager (if available).
     */
    static getEntityManager(name = /* istanbul ignore next */ 'default') {
        const context = TransactionContext.currentTransactionContext();
        return context?.em.name === name ? context.em : undefined;
    }
}
exports.TransactionContext = TransactionContext;