我正在使用 Faker 通过 TypeORM 构建一个播种系统,在播种时抛出以下错误:
🌱 TypeORM Seeding v1.6.1
✔ ORM Config loaded
✔ Factories are imported
✔ Seeders are imported
✔ Database connected
⠹ Executing CreateUsers Seeder
❌ Could not save entity
EntityMetadataNotFound: No metadata for "UsersEntity" was found.
✖ Could not run the seed CreateUsers!
Error: Could not save entity
error Command failed with exit code 1.
我在 package.json
中使用 typeorm-seeding
npm 包的 CLI
"seed": "yarn migration:up && cross-env CLI=true ts-node -r tsconfig-paths/register ./node_modules/typeorm-seeding/dist/cli.js ---root src/core/config -n database-configuration.ts seed",
我有我的 user.factory.ts
使用 users.entity.ts
define(UsersEntity, async (faker: typeof Faker) => {
const user = new UsersEntity();
user.firstName = faker.name.firstName();
user.lastName = faker.name.lastName();
user.email = faker.internet.email().toLowerCase();
user.phone = faker.phone.phoneNumber();
user.imageUrl = faker.image.people();
user.password = await CryptoUtils.getHash('password');
user.role = Role.User;
return user;
});
以及用于运行播种的user.seeder.ts
export class CreateUsers implements Seeder {
public async run(factory: Factory): Promise<any> {
await factory(UsersEntity)().createMany(10);
}
}
最后,这是我在 CLI 中用于运行播种的数据库配置
return {
type: 'postgres',
host: process.env.POSTGRES_HOST,
port: +process.env.POSTGRES_PORT,
username: process.env.POSTGRES_USER,
password: process.env.POSTGRES_PASSWORD,
database: process.env.POSTGRES_DB,
entities:
process.env.NODE_ENV === 'test'
? ['src/**/*.entity.ts']
: ['dist/**/*.entity{.ts,.js}'],
synchronize: false,
keepConnectionAlive: true,
migrationsRun: true,
logging: process.env.DATABASE_SHOW_SQL === 'true' || false,
migrations:
process.env.NODE_ENV === 'test'
? ['src/core/database/migrations/**/*.ts']
: ['dist/core/database/migrations/**/*.js'],
seeds: ['src/core/database/seed/seeder/**/*{.ts,.js}'],
factories: ['src/core/database/seed/factory/**/*{.ts,.js}'],
cli: {
migrationsDir: 'src/core/database/migrations',
},
};
最佳答案
我通过在我的工厂和种子文件上添加NODE_ENV
检查来解决这个问题,以避免在dist
中获取文件> 和src
。
问题是我正在开发
环境中工作。这些实体是在 dist
目录中找到的,而不是在 src
中找到的 factories 和 seeds,而不是在 src
中找到的。 dist
文件夹。
解决方案是对工厂和种子应用process.env.NODE_ENV
检查:
seeds:
process.env.NODE_ENV === 'test'
? ['src/core/database/seed/seeder/**/*.ts']
: ['dist/core/database/seed/seeder/**/*.js'],
factories:
process.env.NODE_ENV === 'test'
? ['src/core/database/seed/factory/**/*.ts']
: ['dist/core/database/seed/factory/**/*.js'],
关于javascript - 播种时未找到 "entity"的元数据,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/66216474/