mirror of
https://github.com/rust-lang/rust
synced 2024-11-05 20:45:15 +00:00
66 lines
1.6 KiB
Rust
66 lines
1.6 KiB
Rust
//@ compile-flags: -Z deduplicate-diagnostics=yes
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#![warn(unused_imports)]
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use std::str::*;
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//~^ NOTE `from_utf8` is imported here, but it is a function
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//~| NOTE `from_utf8_mut` is imported here, but it is a function
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//~| NOTE `from_utf8_unchecked` is imported here, but it is a function
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mod hey {
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pub trait Serialize {}
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pub trait Deserialize {}
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pub struct X(i32);
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}
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use hey::{Serialize, Deserialize, X};
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//~^ NOTE `Serialize` is imported here, but it is only a trait, without a derive macro
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//~| NOTE `Deserialize` is imported here, but it is a trait
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//~| NOTE `X` is imported here, but it is a struct
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#[derive(Serialize)]
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//~^ ERROR cannot find derive macro `Serialize`
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struct A;
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#[derive(from_utf8_mut)]
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//~^ ERROR cannot find derive macro `from_utf8_mut`
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struct B;
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#[derive(println)]
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//~^ ERROR cannot find derive macro `println`
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//~| NOTE `println` is in scope, but it is a function-like macro
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struct C;
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#[Deserialize]
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//~^ ERROR cannot find attribute `Deserialize`
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struct D;
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#[from_utf8_unchecked]
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//~^ ERROR cannot find attribute `from_utf8_unchecked`
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struct E;
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#[println]
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//~^ ERROR cannot find attribute `println`
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//~| NOTE `println` is in scope, but it is a function-like macro
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struct F;
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fn main() {
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from_utf8!();
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//~^ ERROR cannot find macro `from_utf8`
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Box!();
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//~^ ERROR cannot find macro `Box`
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//~| NOTE `Box` is in scope, but it is a struct
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Copy!();
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//~^ ERROR cannot find macro `Copy`
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//~| NOTE `Copy` is in scope, but it is a derive macro
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test!();
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//~^ ERROR cannot find macro `test`
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//~| NOTE `test` is in scope, but it is an attribute
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X!();
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//~^ ERROR cannot find macro `X`
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}
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