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ambiguity-macros-nested.rs
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ambiguity-macros-nested.rs
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//@ edition:2018
// This test is similar to `ambiguity-macros.rs`, but nested in a module.
#![allow(non_camel_case_types)]
mod foo {
pub use std::io;
//~^ ERROR `std` is ambiguous
macro_rules! m {
() => {
mod std {
pub struct io;
}
}
}
m!();
}
fn main() {}
// ferrocene-annotations: fls_xa7lp0zg1ol2
// Declarative Macros
//
// ferrocene-annotations: fls_vnvt40pa48n8
// Macro Invocation
//
// ferrocene-annotations: fls_wjldgtio5o75
// Macro Expansion
//
// ferrocene-annotations: fls_4apk1exafxii
// Macro Matching
//
// ferrocene-annotations: fls_n3ktmjqf87qb
// Rule Matching
//
// ferrocene-annotations: fls_qpx6lgapce57
// Token Matching
//
// ferrocene-annotations: fls_ym00b6ewf4n3
// Macro Transcription
//
// ferrocene-annotations: fls_xlfo7di0gsqz
// Hygiene
//
// ferrocene-annotations: fls_jdknpu3kf865
// Visibility
//
// ferrocene-annotations: fls_9gprp17h6t1q
// Use Imports
//
// ferrocene-annotations: fls_9kjpxri0axvg
// Weak Keywords