import * as deprecate from 'deprecate';
import * as uuid from 'uuid/v4';
/**
* Defines the injectable class. This class can inject dependencies through constructor.
* Those dependencies have to belong to the same module.
*/
export function Injectable(): ClassDecorator {
return (target: object) => {};
}
/**
* @deprecated
* Defines the Component. The component can inject dependencies through constructor.
* Those dependencies have to belong to the same module.
*/
export function Component(): ClassDecorator {
deprecate(
'The @Component() decorator is deprecated and will be removed within next major release. Use @Injectable() instead.',
);
return (target: object) => {};
}
/**
* @deprecated
* Defines the Pipe. The Pipe should implement the `PipeTransform` interface.
*/
export function Pipe(): ClassDecorator {
deprecate(
'The @Pipe() decorator is deprecated and will be removed within next major release. Use @Injectable() instead.',
);
return (target: object) => {};
}
/**
* @deprecated
* Defines the Guard. The Guard should implement the `CanActivate` interface.
*/
export function Guard(): ClassDecorator {
deprecate(
'The @Guard() decorator is deprecated and will be removed within next major release. Use @Injectable() instead.',
);
return (target: object) => {};
}
/**
* @deprecated
* Defines the Middleware. The Middleware should implement the `NestMiddleware` interface.
*/
export function Middleware(): ClassDecorator {
deprecate(
'The @Middleware() decorator is deprecated and will be removed within next major release. Use @Injectable() instead.',
);
return (target: object) => {};
}
/**
* @deprecated
* Defines the Interceptor. The Interceptor should implement `HttpInterceptor`, `RpcInterceptor` or `WsInterceptor` interface.
*/
export function Interceptor(): ClassDecorator {
deprecate(
'The @Interceptor() decorator is deprecated and will be removed within next major release. Use @Injectable() instead.',
);
return (target: object) => {};
}
export function mixin(mixinClass) {
Object.defineProperty(mixinClass, 'name', {
value: uuid(),
});
Injectable()(mixinClass);
return mixinClass;
}
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