@nestjs/typeorm/dist/entities-metadata.storage.js

TypeORM for NestJS: connections and repositories through dependency injection, entities, transactions and multiple databases.

import { getDataSourceName } from './common/typeorm.utils.js';
export class EntitiesMetadataStorage {
    static storage = new Map();
    static addEntitiesByDataSource(dataSource, entities) {
        const dataSourceName = getDataSourceName(dataSource);
        let collection = this.storage.get(dataSourceName);
        if (!collection) {
            collection = [];
            this.storage.set(dataSourceName, collection);
        }
        entities.forEach((entity) => {
            if (collection.includes(entity)) {
                return;
            }
            collection.push(entity);
        });
    }
    static getEntitiesByDataSource(dataSource) {
        return this.storage.get(getDataSourceName(dataSource)) || [];
    }
}