Macro-less variant

[matklad]

#[track_caller]
pub fn expect(data: [&str; 1]) -> Expect

seems like this can work?

[bjorn3]

That would give confusing results if the caller has #[track_caller] too.

[matklad]

Good question, macros and Location::caller indeed behave differently in this respect: https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=62145393b803fce3564f805a1d3c4493