rust/tests/idem/attrib.rs

// Test attributes and doc comments are preserved.

/// Blah blah blah.
impl Bar {
    /// Blah blah blooo.
    #[an_attribute]
    fn foo(&mut self) -> isize {
    }

    /// Blah blah bing.
    pub fn f2(self) {
        (foo, bar)
    }

    #[another_attribute]
    fn f3(self) -> Dog {
    }
}