mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-30 10:45:18 +00:00
23 lines
648 B
Rust
23 lines
648 B
Rust
|
// Confusing diagnostic when using variable as a type:
|
||
|
|
//
|
||
|
|
// Previous warnings indicate Foo is not used, when in fact it is
|
||
|
|
// used improperly as a variable or constant. New warning points
|
||
|
|
// out user may be trying to use variable as a type. Test demonstrates
|
||
|
|
// cases for both local variable and const.
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
let Baz: &str = "";
|
||
|
|
|
||
|
|
println!("{}", Baz::Bar); //~ ERROR: failed to resolve: use of undeclared type `Baz`
|
||
|
|
}
|
||
|
|
|
||
|
|
#[allow(non_upper_case_globals)]
|
||
|
|
pub const Foo: &str = "";
|
||
|
|
|
||
|
|
mod submod {
|
||
|
|
use super::Foo;
|
||
|
|
fn function() {
|
||
|
|
println!("{}", Foo::Bar); //~ ERROR: failed to resolve: use of undeclared type `Foo`
|
||
|
|
}
|
||
|
|
}
|