Note that socket.bind may throw

Author: Sainan

docs/Runtime Environment/Socket.md

@@ -27,6 +27,9 @@ A convenience function that wraps `socket.listen`, automatically accepting new c
 1. A [scheduler](Scheduler) instance.
 2. Either an int with the port to listen on or a string such as `1.2.3.4:567` for systems with multiple public-facing addresses.
 3. The callback function that will be called in a new coroutine for each client socket.
+#### Errors
+Raises an error to the caller if the port could not be bound.
+
 ```pluto norun
 local { scheduler, socket } = require "*"