Go stringer Tool Compile-Time Guard Outdated and Fails to Detect Appended Constants
“stringer's generated guard tells you to expect an "invalid array index" compiler error when enum values move. Go 1.27.2 prints "invalid argument: index 1 out of bounds [0:1]". Appending a constant trips nothing, and String() returns Status(3).”
Evidence details
Original wording
“stringer's generated guard tells you to expect an "invalid array index" compiler error when enum values move. Go 1.27.2 prints "invalid argument: index 1 out of bounds [0:1]". Appending a constant trips nothing, and String() returns Status(3).”
CleanApp AI summary
Go stringer Tool Compile-Time Guard Outdated and Fails to Detect Appended Constants: Code generated by the Go 'stringer' tool contains an outdated compile-time guard error message and fails to trigger when new constants are appended, resulting in unexpected String() output.
- Source type
- Personal experience
- How received
- Imported
- Published
- Oct 13, 2026
- Added to CleanApp
- Oct 13, 2026
- Verification
- Unknown