rust-analyzer/crates/ra_ide/src/snapshots/highlight_doctest.html

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<pre><code><span class="comment documentation">/// ```</span>
<span class="comment documentation">/// </span><span class="keyword">let</span> _ = <span class="string_literal">"early doctests should not go boom"</span>;
<span class="comment documentation">/// ```</span>
<span class="keyword">struct</span> <span class="struct declaration">Foo</span> {
    <span class="field declaration">bar</span>: <span class="builtin_type">bool</span>,
}

<span class="keyword">impl</span> <span class="struct">Foo</span> {
    <span class="keyword">pub</span> <span class="keyword">const</span> <span class="constant declaration">bar</span>: <span class="builtin_type">bool</span> = <span class="bool_literal">true</span>;

    <span class="comment documentation">/// Constructs a new `Foo`.</span>
    <span class="comment documentation">///</span>
    <span class="comment documentation">/// # Examples</span>
    <span class="comment documentation">///</span>
    <span class="comment documentation">/// ```</span>
    <span class="comment documentation">/// #</span> <span class="operator injected">#</span><span class="operator injected">!</span><span class="operator injected">[</span><span class="operator injected">allow</span><span class="operator injected">(</span><span class="operator injected">unused_mut</span><span class="operator injected">)</span><span class="operator injected">]</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="operator injected"> </span><span class="keyword injected">mut</span><span class="operator injected"> </span><span class="operator injected">foo</span><span class="operator injected">:</span><span class="operator injected"> </span><span class="operator injected">Foo</span><span class="operator injected"> </span><span class="operator injected">=</span><span class="operator injected"> </span><span class="operator injected">Foo</span><span class="operator injected">::</span><span class="operator injected">new</span><span class="operator injected">(</span><span class="operator injected">)</span><span class="operator injected">;</span><span class="operator injected">
</span><span class="operator injected"> </span>   <span class="comment documentation">/// ```</span>
    <span class="keyword">pub</span> <span class="keyword">const</span> <span class="keyword">fn</span> <span class="function declaration">new</span>() -&gt; <span class="struct">Foo</span> {
        <span class="struct">Foo</span> { <span class="field">bar</span>: <span class="bool_literal">true</span> }
    }

    <span class="comment documentation">/// `bar` method on `Foo`.</span>
    <span class="comment documentation">///</span>
    <span class="comment documentation">/// # Examples</span>
    <span class="comment documentation">///</span>
    <span class="comment documentation">/// ```</span>
    <span class="comment documentation">/// </span><span class="keyword injected">use</span><span class="operator injected"> </span><span class="operator injected">x</span><span class="operator injected">::</span><span class="operator injected">y</span><span class="operator injected">;</span><span class="operator injected">
    </span><span class="comment documentation">///</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="operator injected"> </span><span class="operator injected">foo</span><span class="operator injected"> </span><span class="operator injected">=</span><span class="operator injected"> </span><span class="operator injected">Foo</span><span class="operator injected">::</span><span class="operator injected">new</span><span class="operator injected">(</span><span class="operator injected">)</span><span class="operator injected">;</span><span class="operator injected">
    </span><span class="comment documentation">///</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="comment injected">// calls bar on foo</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="macro injected">assert!</span><span class="operator injected">(</span><span class="operator injected">foo</span><span class="operator injected">.</span><span class="operator injected">bar</span><span class="operator injected">(</span><span class="operator injected">)</span><span class="operator injected">)</span><span class="operator injected">;</span><span class="operator injected">
    </span><span class="comment documentation">///</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="operator injected"> </span><span class="operator injected">bar</span><span class="operator injected"> </span><span class="operator injected">=</span><span class="operator injected"> </span><span class="operator injected">foo</span><span class="operator injected">.</span><span class="operator injected">bar</span><span class="operator injected"> </span><span class="operator injected">||</span><span class="operator injected"> </span><span class="operator injected">Foo</span><span class="operator injected">::</span><span class="operator injected">bar</span><span class="operator injected">;</span><span class="operator injected">
    </span><span class="comment documentation">///</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="comment injected">/* multi-line
    </span><span class="comment documentation">/// </span><span class="comment injected">       comment */</span><span class="operator injected">
    </span><span class="comment documentation">///</span><span class="operator injected">
</span>    <span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="operator injected"> </span><span class="operator injected">multi_line_string</span><span class="operator injected"> </span><span class="operator injected">=</span><span class="operator injected"> </span><span class="string_literal injected">"Foo
    </span><span class="comment documentation">/// </span><span class="string_literal injected">  bar
    </span><span class="comment documentation">/// </span><span class="string_literal injected">         "</span><span class="operator injected">;</span><span class="operator injected">
    </span><span class="comment documentation">///</span><span class="operator injected">
</span>    <span class="comment documentation">/// ```</span>
    <span class="comment documentation">///</span>
    <span class="comment documentation">/// ```rust,no_run</span>
    <span class="comment documentation">/// </span><span class="keyword injected">let</span><span class="operator injected"> </span><span class="operator injected">foobar</span><span class="operator injected"> </span><span class="operator injected">=</span><span class="operator injected"> </span><span class="operator injected">Foo</span><span class="operator injected">::</span><span class="operator injected">new</span><span class="operator injected">(</span><span class="operator injected">)</span><span class="operator injected">.</span><span class="operator injected">bar</span><span class="operator injected">(</span><span class="operator injected">)</span><span class="operator injected">;</span><span class="operator injected">
</span><span class="operator injected"> </span>   <span class="comment documentation">/// ```</span>
    <span class="comment documentation">///</span>
    <span class="comment documentation">/// ```sh</span>
    <span class="comment documentation">/// echo 1</span>
    <span class="comment documentation">/// ```</span>
    <span class="keyword">pub</span> <span class="keyword">fn</span> <span class="function declaration">foo</span>(&<span class="self_keyword">self</span>) -&gt; <span class="builtin_type">bool</span> {
        <span class="bool_literal">true</span>
    }
}

<span class="comment documentation">/// ```</span>
<span class="comment documentation">/// </span><span class="macro">noop!</span>(<span class="numeric_literal">1</span>);
<span class="comment documentation">/// ```</span>
<span class="macro">macro_rules!</span> <span class="macro declaration">noop</span> {
    ($expr:expr) =&gt; {
        $expr
    }
}</code></pre>