Panic when no arguments passed via HELLO command #32
Description
Describe the problem
Command without parameters leads to cryptic runtime error when called without parameters and developer skills are required to find out what is really wrong:
HELLO
panic: runtime error: slice bounds out of range [6:5]
goroutine 1 [running]:
github.com/arduino/pluggable-discovery-protocol-handler/v2.(*Server).Run(0xc0000f8000, 0xee7158, 0xc0000d8000, 0xee7178, 0xc0000d8008, 0xf96120, 0x0)
/go/pkg/mod/github.com/arduino/pluggable-discovery-protocol-handler/[email protected]/discovery.go:135 +0x73f
main.main()
/home/build/main.go:39 +0xfd
To reproduce
Issue command without parameters
Expected behavior
User friendly error message is expected with direct reference to https://github.com/arduino/serial-discovery
serial-discovery version
serial-discovery Version: v1.3.2 Commit: c5cf4d8 Date: 2022-02-22T08:48:19Z
Operating system
Windows
Operating system version
Windows 10
Additional context
The issue was discovered when trying to use serial-discovery tool as a part of the Arduino IDE
Issue checklist
- I searched for previous reports in the issue tracker
- I verified the problem still occurs when using the latest version
- My report contains all necessary details