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32 lines
785 B
32 lines
785 B
// modules2.rs
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// 你可以把模块引入作用域，并使用 'use' 和 'as' 关键字给它们取个别称.
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// 修复 'use' 语句的相关代码以通过编译。
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// 让我能够编译！执行 `rustex hint modules2` 获取提示 :)
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// I AM NOT DONE
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mod delicious_snacks {
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// TODO: 修复这些 'use' 语句
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use self::fruits::PEAR as ???
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use self::veggies::CUCUMBER as ???
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mod fruits {
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pub const PEAR: &'static str = "Pear";
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pub const APPLE: &'static str = "Apple";
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}
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mod veggies {
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pub const CUCUMBER: &'static str = "Cucumber";
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pub const CARROT: &'static str = "Carrot";
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}
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}
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fn main() {
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println!(
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"favorite snacks: {} and {}",
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delicious_snacks::fruit,
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delicious_snacks::veggie
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);
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}
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