rust-clippy/tests/ui/redundant_pub_crate.rs

// run-rustfix
#![allow(dead_code)]
#![warn(clippy::redundant_pub_crate)]

mod m1 {
    fn f() {}
    pub(crate) fn g() {} // private due to m1
    pub fn h() {}

    mod m1_1 {
        fn f() {}
        pub(crate) fn g() {} // private due to m1_1 and m1
        pub fn h() {}
    }

    pub(crate) mod m1_2 {
        // ^ private due to m1
        fn f() {}
        pub(crate) fn g() {} // private due to m1_2 and m1
        pub fn h() {}
    }

    pub mod m1_3 {
        fn f() {}
        pub(crate) fn g() {} // private due to m1
        pub fn h() {}
    }
}

pub(crate) mod m2 {
    fn f() {}
    pub(crate) fn g() {} // already crate visible due to m2
    pub fn h() {}

    mod m2_1 {
        fn f() {}
        pub(crate) fn g() {} // private due to m2_1
        pub fn h() {}
    }

    pub(crate) mod m2_2 {
        // ^ already crate visible due to m2
        fn f() {}
        pub(crate) fn g() {} // already crate visible due to m2_2 and m2
        pub fn h() {}
    }

    pub mod m2_3 {
        fn f() {}
        pub(crate) fn g() {} // already crate visible due to m2
        pub fn h() {}
    }
}

pub mod m3 {
    fn f() {}
    pub(crate) fn g() {} // ok: m3 is exported
    pub fn h() {}

    mod m3_1 {
        fn f() {}
        pub(crate) fn g() {} // private due to m3_1
        pub fn h() {}
    }

    pub(crate) mod m3_2 {
        // ^ ok
        fn f() {}
        pub(crate) fn g() {} // already crate visible due to m3_2
        pub fn h() {}
    }

    pub mod m3_3 {
        fn f() {}
        pub(crate) fn g() {} // ok: m3 and m3_3 are exported
        pub fn h() {}
    }
}

mod m4 {
    fn f() {}
    pub(crate) fn g() {} // private: not re-exported by `pub use m4::*`
    pub fn h() {}

    mod m4_1 {
        fn f() {}
        pub(crate) fn g() {} // private due to m4_1
        pub fn h() {}
    }

    pub(crate) mod m4_2 {
        // ^ private: not re-exported by `pub use m4::*`
        fn f() {}
        pub(crate) fn g() {} // private due to m4_2
        pub fn h() {}
    }

    pub mod m4_3 {
        fn f() {}
        pub(crate) fn g() {} // ok: m4_3 is re-exported by `pub use m4::*`
        pub fn h() {}
    }
}

pub use m4::*;

fn main() {}