63 lines
1.3 KiB
Rust
63 lines
1.3 KiB
Rust
//@ check-pass
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//@ aux-build:underscore-imports.rs
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#![warn(unused_imports, unused_extern_crates)]
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#[macro_use]
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extern crate underscore_imports as _;
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do_nothing!(); // OK
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struct S;
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mod m {
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pub trait Tr1 {
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fn tr1_is_in_scope(&self) {}
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}
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pub trait Tr2 {
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fn tr2_is_in_scope(&self) {}
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}
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impl Tr1 for ::S {}
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impl Tr2 for ::S {}
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}
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mod unused {
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use m::Tr1 as _; //~ WARN unused import
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use S as _; //~ WARN unused import
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extern crate core as _; // OK
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}
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mod outer {
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mod middle {
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pub use m::Tr1 as _;
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pub use m::Tr2 as _; // OK, no name conflict
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struct Tr1; // OK, no name conflict
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fn check() {
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// Both traits are in scope
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::S.tr1_is_in_scope();
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::S.tr2_is_in_scope();
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}
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mod inner {
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// `_` imports are fetched by glob imports
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use super::*;
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fn check() {
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// Both traits are in scope
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::S.tr1_is_in_scope();
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::S.tr2_is_in_scope();
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}
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}
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}
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// `_` imports are fetched by glob imports
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use self::middle::*;
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fn check() {
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// Both traits are in scope
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::S.tr1_is_in_scope();
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::S.tr2_is_in_scope();
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}
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}
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fn main() {}
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