Kon*_*tin 6 javascript node.js typescript nestjs
我正在尝试使用@nestjs/jwt。特别是它的registerAsync方法(我的配置服务异步加载配置)。我JwtModule在 中注册AuthModule,然后为每个登录/注册提供程序加载特定模块。然后我添加JwtService到提供者EmailService但失败了。
该应用程序的结构如下(非常示意性):
应用程序模块.ts
@Module({
imports: [
AuthModule,
...
]
})
export class ApplicationModule {}
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auth.module.ts
@Module({
imports: [
PassportModule.register({ defaultStrategy: 'jwt' }),
JwtModule.registerAsync({
useFactory: async (config: ConfigService) => ({
secretOrPrivateKey: config.get('jwt.secret')
}),
inject: [ConfigService]
}),
EmailAuthModule
],
exports: [JwtModule]
})
export class AuthModule {}
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电子邮件模块.ts
@Module({
imports: [...],
controllers: [...],
providers: [EmailService, ...]
})
export class EmailAuthModule {}
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电子邮件.service.ts
@Injectable()
export class EmailService {
constructor(
private readonly jwtService: JwtService
) {}
}
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应用程序在启动时失败并出现此错误:
Nest can't resolve dependencies of the EmailService (UsersService, ?). Please make sure that the argument at index [1] is available in the current context. +70ms
Error: Nest can't resolve dependencies of the EmailService (UsersService, ?). Please make sure that the argument at index [1] is available in the current context.
at Injector.lookupComponentInExports (/Users/.../api/node_modules/@nestjs/core/injector/injector.js:146:19)
at process._tickCallback (internal/process/next_tick.js:68:7)
at Function.Module.runMain (internal/modules/cjs/loader.js:745:11)
at Object.<anonymous> (/Users/.../api/node_modules/ts-node/src/_bin.ts:177:12)
at Module._compile (internal/modules/cjs/loader.js:689:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)
at Module.load (internal/modules/cjs/loader.js:599:32)
at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
at Function.Module._load (internal/modules/cjs/loader.js:530:3)
at Function.Module.runMain (internal/modules/cjs/loader.js:742:12)
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我错过了什么?
Kim*_*ern 11
服务不是全局的,只能在提供服务的模块中使用,或者从导出服务的另一个模块导入它们。
这里的问题是 依赖EmailService于 ,JwtService但EmailAuthModule既不提供JwtService自身,也不导入导出 的模块JwtService。(不幸的是,你在这里遗漏了EmailAuthModule。imports)
因此,要解决这个问题,您必须导入其JwtModule本身或JwtModule导出EmailAuthModule.
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