Static rustc_lint::invalid_from_utf8::INVALID_FROM_UTF8

pub static INVALID_FROM_UTF8: &Lint

The invalid_from_utf8 lint checks for calls to std::str::from_utf8 and std::str::from_utf8_mut with a known invalid UTF-8 value.

Example

std::str::from_utf8(b"Ru\x82st");

{{produces}}

Explanation

Trying to create such a str would always return an error as per documentation for std::str::from_utf8 and std::str::from_utf8_mut.