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<h1 id="标准的-package-目录结构"><a class="header" href="#标准的-package-目录结构">标准的 Package 目录结构</a></h1>
<p>一个典型的 <code>Package</code> 目录结构如下:</p>
<pre><code class="language-shell">.
├── Cargo.lock
├── Cargo.toml
├── src/
│ ├── lib.rs
│ ├── main.rs
│ └── bin/
│ ├── named-executable.rs
│ ├── another-executable.rs
│ └── multi-file-executable/
│ ├── main.rs
│ └── some_module.rs
├── benches/
│ ├── large-input.rs
│ └── multi-file-bench/
│ ├── main.rs
│ └── bench_module.rs
├── examples/
│ ├── simple.rs
│ └── multi-file-example/
│ ├── main.rs
│ └── ex_module.rs
└── tests/
├── some-integration-tests.rs
└── multi-file-test/
├── main.rs
└── test_module.rs
</code></pre>
<p>这也是 <code>Cargo</code> 推荐的目录结构,解释如下:</p>
<ul>
<li><code>Cargo.toml</code><code>Cargo.lock</code> 保存在 <code>package</code> 根目录下</li>
<li>源代码放在 <code>src</code> 目录下</li>
<li>默认的 <code>lib</code> 包根是 <code>src/lib.rs</code></li>
<li>默认的二进制包根是 <code>src/main.rs</code>
<ul>
<li>其它二进制包根放在 <code>src/bin/</code> 目录下</li>
</ul>
</li>
<li>基准测试 benchmark 放在 <code>benches</code> 目录下</li>
<li>示例代码放在 <code>examples</code> 目录下</li>
<li>集成测试代码放在 <code>tests</code> 目录下</li>
</ul>
<p>关于 Rust 中的包和模块,<a href="https://course.rs/basic/crate-module/intro.html">之前的章节</a>有更详细的解释。</p>
<p>此外,<code>bin</code><code>tests</code><code>examples</code> 等目录路径都可以通过配置文件进行配置,它们被统一称之为 <a href="https://course.rs/cargo/reference/cargo-target.html">Cargo Target</a></p>
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