rust/rust.grammar/test/unit/data/nested_modules.rs

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

mod A {

    mod B {
        fn b() {
            println!("B.b function");
        }
    }

    fn a() {
        println!("A.a function");
    }

    pub fn aa() {
        println!("A.aa function");
    }
}

fn main() {

    let x = if 1 == 2  {
        "Wow!"
    } else {
        "world!"
    };
    let z = if 2 == 3 {
        "Whatever"
    } else {
        "Another thing!"
    };
    println!("Hello, {}: {}!", x, z);
}