pub mod inner { #[cfg(FALSE)] pub fn uwu() {} //~^ NOTE found an item that was configured out #[cfg(FALSE)] pub mod doesnt_exist { pub fn hello() {} } pub mod wrong { #[cfg(feature = "suggesting me fails the test!!")] pub fn meow() {} } pub mod right { #[cfg(feature = "what-a-cool-feature")] pub fn meow() {} //~^ NOTE found an item that was configured out } } #[cfg(i_dont_exist_and_you_can_do_nothing_about_it)] pub fn vanished() {} fn main() { // There is no uwu at this path - no diagnostic. uwu(); //~ ERROR cannot find function //~^ NOTE not found in this scope // It does exist here - diagnostic. inner::uwu(); //~ ERROR cannot find function //~| NOTE not found in `inner` // The module isn't found - we would like to get a diagnostic, but currently don't due to // the awkward way the resolver diagnostics are currently implemented. // FIXME(Nilstrieb): Also add a note to the cfg diagnostic here inner::doesnt_exist::hello(); //~ ERROR failed to resolve //~| NOTE could not find `doesnt_exist` in `inner` // It should find the one in the right module, not the wrong one. inner::right::meow(); //~ ERROR cannot find function //~| NOTE not found in `inner::right //~| NOTE the item is gated behind the `what-a-cool-feature` feature // Exists in the crate root - we would generally want a diagnostic, // but currently don't have one. // Not that it matters much though, this is highly unlikely to confuse anyone. vanished(); //~ ERROR cannot find function //~^ NOTE not found in this scope }