docs(microservices): add Hint

alex · alex · commit f2a3a409eeda · 2020-11-06T11:42:56.000+03:00
diff --git a/content/microservices/grpc.md b/content/microservices/grpc.md
@@ -487,6 +487,9 @@ export class HeroesService {
   }
 }
 ```
+> info **Hint** The classes `Metadata`, `ServerUnaryCall`, `ServerUnaryCall`, `ServerReadableStream` etc. are exported
+> from the
+> `grpc` package.
 
 The Grpc client can also send metadata if it is sent by the second parameter:
 

Original file line number	Diff line number	Diff line change
`@@ -487,6 +487,9 @@ export class HeroesService {`
`487`	`487`	`}`
`488`	`488`	`}`
`489`	`489`	```
	`490`	+> info Hint The classes `Metadata`, `ServerUnaryCall`, `ServerUnaryCall`, `ServerReadableStream` etc. are exported
	`491`	`+> from the`
	`492`	+> `grpc` package.
`490`	`493`
`491`	`494`	`The Grpc client can also send metadata if it is sent by the second parameter:`
`492`	`495`