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<h1 class="menu-title">rules_rust</h1>
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<!-- Generated with Stardoc: http://skydoc.bazel.build -->
<p>Public entry point to all Rust rules and supported APIs.</p>
<h2 id="rules"><a class="header" href="#rules">Rules</a></h2>
<ul>
<li><a href="#rust_doc">rust_doc</a></li>
<li><a href="#rust_doc_test">rust_doc_test</a></li>
</ul>
<p><a id="rust_doc"></a></p>
<h2 id="rust_doc"><a class="header" href="#rust_doc">rust_doc</a></h2>
<pre>
load("@rules_rust//rust:defs.bzl", "rust_doc")
rust_doc(<a href="#rust_doc-name">name</a>, <a href="#rust_doc-crate">crate</a>, <a href="#rust_doc-crate_features">crate_features</a>, <a href="#rust_doc-html_after_content">html_after_content</a>, <a href="#rust_doc-html_before_content">html_before_content</a>, <a href="#rust_doc-html_in_header">html_in_header</a>,
<a href="#rust_doc-markdown_css">markdown_css</a>, <a href="#rust_doc-rustc_flags">rustc_flags</a>, <a href="#rust_doc-rustdoc_flags">rustdoc_flags</a>)
</pre>
<p>Generates code documentation.</p>
<p>Example:
Suppose you have the following directory structure for a Rust library crate:</p>
<pre><code>[workspace]/
WORKSPACE
hello_lib/
BUILD
src/
lib.rs
</code></pre>
<p>To build <a href="https://doc.rust-lang.org/book/documentation.html"><code>rustdoc</code></a> documentation for the <code>hello_lib</code> crate, define a <code>rust_doc</code> rule that depends on the the <code>hello_lib</code> <code>rust_library</code> target:</p>
<pre><code class="language-python">package(default_visibility = ["//visibility:public"])
load("@rules_rust//rust:defs.bzl", "rust_library", "rust_doc")
rust_library(
name = "hello_lib",
srcs = ["src/lib.rs"],
)
rust_doc(
name = "hello_lib_doc",
crate = ":hello_lib",
)
</code></pre>
<p>Running <code>bazel build //hello_lib:hello_lib_doc</code> will build a zip file containing the documentation for the <code>hello_lib</code> library crate generated by <code>rustdoc</code>.</p>
<p><strong>ATTRIBUTES</strong></p>
<div class="table-wrapper"><table><thead><tr><th style="text-align: left">Name</th><th style="text-align: left">Description</th><th style="text-align: left">Type</th><th style="text-align: left">Mandatory</th><th style="text-align: left">Default</th></tr></thead><tbody>
<tr><td style="text-align: left"><a id="rust_doc-name"></a>name</td><td style="text-align: left">A unique name for this target.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels#target-names">Name</a></td><td style="text-align: left">required</td><td style="text-align: left"></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-crate"></a>crate</td><td style="text-align: left">The label of the target to generate code documentation for.<br><br><code>rust_doc</code> can generate HTML code documentation for the source files of <code>rust_library</code> or <code>rust_binary</code> targets.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">Label</a></td><td style="text-align: left">required</td><td style="text-align: left"></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-crate_features"></a>crate_features</td><td style="text-align: left">List of features to enable for the crate being documented.</td><td style="text-align: left">List of strings</td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-html_after_content"></a>html_after_content</td><td style="text-align: left">File to add in <code>&lt;body&gt;</code>, after content.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">Label</a></td><td style="text-align: left">optional</td><td style="text-align: left"><code>None</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-html_before_content"></a>html_before_content</td><td style="text-align: left">File to add in <code>&lt;body&gt;</code>, before content.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">Label</a></td><td style="text-align: left">optional</td><td style="text-align: left"><code>None</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-html_in_header"></a>html_in_header</td><td style="text-align: left">File to add to <code>&lt;head&gt;</code>.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">Label</a></td><td style="text-align: left">optional</td><td style="text-align: left"><code>None</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-markdown_css"></a>markdown_css</td><td style="text-align: left">CSS files to include via <code>&lt;link&gt;</code> in a rendered Markdown file.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">List of labels</a></td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-rustc_flags"></a>rustc_flags</td><td style="text-align: left"><strong>Deprecated</strong>: use <code>rustdoc_flags</code> instead</td><td style="text-align: left">List of strings</td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc-rustdoc_flags"></a>rustdoc_flags</td><td style="text-align: left">List of flags passed to <code>rustdoc</code>.<br><br>These strings are subject to Make variable expansion for predefined source/output path variables like <code>$location</code>, <code>$execpath</code>, and <code>$rootpath</code>. This expansion is useful if you wish to pass a generated file of arguments to rustc: <code>@$(location //package:target)</code>.</td><td style="text-align: left">List of strings</td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
</tbody></table>
</div>
<p><a id="rust_doc_test"></a></p>
<h2 id="rust_doc_test"><a class="header" href="#rust_doc_test">rust_doc_test</a></h2>
<pre>
load("@rules_rust//rust:defs.bzl", "rust_doc_test")
rust_doc_test(<a href="#rust_doc_test-name">name</a>, <a href="#rust_doc_test-deps">deps</a>, <a href="#rust_doc_test-crate">crate</a>, <a href="#rust_doc_test-crate_features">crate_features</a>, <a href="#rust_doc_test-proc_macro_deps">proc_macro_deps</a>, <a href="#rust_doc_test-rustdoc_flags">rustdoc_flags</a>)
</pre>
<p>Runs Rust documentation tests.</p>
<p>Example:</p>
<p>Suppose you have the following directory structure for a Rust library crate:</p>
<pre><code class="language-output">[workspace]/
WORKSPACE
hello_lib/
BUILD
src/
lib.rs
</code></pre>
<p>To run <a href="https://doc.rust-lang.org/book/documentation.html#documentation-as-tests">documentation tests</a> for the <code>hello_lib</code> crate, define a <code>rust_doc_test</code> target that depends on the <code>hello_lib</code> <code>rust_library</code> target:</p>
<pre><code class="language-python">package(default_visibility = ["//visibility:public"])
load("@rules_rust//rust:defs.bzl", "rust_library", "rust_doc_test")
rust_library(
name = "hello_lib",
srcs = ["src/lib.rs"],
)
rust_doc_test(
name = "hello_lib_doc_test",
crate = ":hello_lib",
)
</code></pre>
<p>Running <code>bazel test //hello_lib:hello_lib_doc_test</code> will run all documentation tests for the <code>hello_lib</code> library crate.</p>
<p><strong>ATTRIBUTES</strong></p>
<div class="table-wrapper"><table><thead><tr><th style="text-align: left">Name</th><th style="text-align: left">Description</th><th style="text-align: left">Type</th><th style="text-align: left">Mandatory</th><th style="text-align: left">Default</th></tr></thead><tbody>
<tr><td style="text-align: left"><a id="rust_doc_test-name"></a>name</td><td style="text-align: left">A unique name for this target.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels#target-names">Name</a></td><td style="text-align: left">required</td><td style="text-align: left"></td></tr>
<tr><td style="text-align: left"><a id="rust_doc_test-deps"></a>deps</td><td style="text-align: left">List of other libraries to be linked to this library target.<br><br>These can be either other <code>rust_library</code> targets or <code>cc_library</code> targets if linking a native library.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">List of labels</a></td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc_test-crate"></a>crate</td><td style="text-align: left">The label of the target to generate code documentation for. <code>rust_doc_test</code> can generate HTML code documentation for the source files of <code>rust_library</code> or <code>rust_binary</code> targets.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">Label</a></td><td style="text-align: left">required</td><td style="text-align: left"></td></tr>
<tr><td style="text-align: left"><a id="rust_doc_test-crate_features"></a>crate_features</td><td style="text-align: left">List of features to enable for the crate being documented.</td><td style="text-align: left">List of strings</td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc_test-proc_macro_deps"></a>proc_macro_deps</td><td style="text-align: left">List of <code>rust_proc_macro</code> targets used to help build this library target.</td><td style="text-align: left"><a href="https://bazel.build/concepts/labels">List of labels</a></td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
<tr><td style="text-align: left"><a id="rust_doc_test-rustdoc_flags"></a>rustdoc_flags</td><td style="text-align: left">List of flags passed to <code>rustdoc</code>.<br><br>These strings are subject to Make variable expansion for predefined source/output path variables like <code>$location</code>, <code>$execpath</code>, and <code>$rootpath</code>. This expansion is useful if you wish to pass a generated file of arguments to rustc: <code>@$(location //package:target)</code>.</td><td style="text-align: left">List of strings</td><td style="text-align: left">optional</td><td style="text-align: left"><code>[]</code></td></tr>
</tbody></table>
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