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Esun Kim f3574e3f64 [Example] Adding error_handling & error_details example (#33129)
Adding a new example showing how to propagate error status from the
server to the client with optional detail information.
2023-05-20 19:47:16 -07:00

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# Error Handling Example
## Overview
This example shows you how to return error from the server and
how to handle it on the client.
### Try it!
Once you have working gRPC, you can build this example using either bazel or cmake.
Run the server, which will listen on port 50051:
```sh
$ ./greeter_server
```
Run the client (in a different terminal):
```sh
$ ./greeter_client
```
If things go smoothly, you will see the client output:
```
### Send: SayHello(name=)
Failed. Code=3 Message=Length of `Name` should be between 1 and 10
### Send: SayHello(name=ItsTooLongName)
Failed. Code=3 Message=Length of `Name` should be between 1 and 10
### Send: SayHello(name=World)
Ok. ReplyMessage=Hello World
```