Panicking on parsing corrupted data seem like a feature to me... It's like the default rule in a lexer, if it ever gets to it then it's an unrecognized charact

Panicking on parsing corrupted data seem like a feature to me... It's like the default rule in a lexer, if it ever gets to it then it's an unrecognized character and lexing stops so error handling can proceed. --edit-- Which I now realize was probably your point.