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<h1 id="code-highlighting">Code highlighting</h1>
<p>The Relearn theme uses <a href="https://gohugo.io/content-management/syntax-highlighting/">Hugo’s built-in syntax highlighting</a> for code.</p>
<h2 id="markdown-syntax">Markdown syntax</h2>
<p>Wrap the code block with three backticks and the name of the language. Highlight will try to auto detect the language if one is not provided.</p>
<!-- markdownlint-disable MD046 -->
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-plaintext" data-lang="plaintext"><span class="line"><span class="cl">```json
</span></span><span class="line"><span class="cl">[
</span></span><span class="line"><span class="cl"> {
</span></span><span class="line"><span class="cl"> "title": "apples",
</span></span><span class="line"><span class="cl"> "count": [12000, 20000],
</span></span><span class="line"><span class="cl"> "description": {"text": "...", "sensitive": false}
</span></span><span class="line"><span class="cl"> },
</span></span><span class="line"><span class="cl"> {
</span></span><span class="line"><span class="cl"> "title": "oranges",
</span></span><span class="line"><span class="cl"> "count": [17500, null],
</span></span><span class="line"><span class="cl"> "description": {"text": "...", "sensitive": false}
</span></span><span class="line"><span class="cl"> }
</span></span><span class="line"><span class="cl">]
</span></span><span class="line"><span class="cl">```
</span></span></code></pre></div><!-- markdownlint-disable MD046 -->
<p>Renders to:</p>
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-json" data-lang="json"><span class="line"><span class="cl"><span class="p">[</span>
</span></span><span class="line"><span class="cl"> <span class="p">{</span>
</span></span><span class="line"><span class="cl"> <span class="nt">"title"</span><span class="p">:</span> <span class="s2">"apples"</span><span class="p">,</span>
</span></span><span class="line"><span class="cl"> <span class="nt">"count"</span><span class="p">:</span> <span class="p">[</span><span class="mi">12000</span><span class="p">,</span> <span class="mi">20000</span><span class="p">],</span>
</span></span><span class="line"><span class="cl"> <span class="nt">"description"</span><span class="p">:</span> <span class="p">{</span><span class="nt">"text"</span><span class="p">:</span> <span class="s2">"..."</span><span class="p">,</span> <span class="nt">"sensitive"</span><span class="p">:</span> <span class="kc">false</span><span class="p">}</span>
</span></span><span class="line"><span class="cl"> <span class="p">},</span>
</span></span><span class="line"><span class="cl"> <span class="p">{</span>
</span></span><span class="line"><span class="cl"> <span class="nt">"title"</span><span class="p">:</span> <span class="s2">"oranges"</span><span class="p">,</span>
</span></span><span class="line"><span class="cl"> <span class="nt">"count"</span><span class="p">:</span> <span class="p">[</span><span class="mi">17500</span><span class="p">,</span> <span class="kc">null</span><span class="p">],</span>
</span></span><span class="line"><span class="cl"> <span class="nt">"description"</span><span class="p">:</span> <span class="p">{</span><span class="nt">"text"</span><span class="p">:</span> <span class="s2">"..."</span><span class="p">,</span> <span class="nt">"sensitive"</span><span class="p">:</span> <span class="kc">false</span><span class="p">}</span>
</span></span><span class="line"><span class="cl"> <span class="p">}</span>
</span></span><span class="line"><span class="cl"><span class="p">]</span>
</span></span></code></pre></div><h2 id="supported-languages">Supported languages</h2>
<p>Hugo comes with a <a href="https://gohugo.io/content-management/syntax-highlighting/#list-of-chroma-highlighting-languages">remarkable list</a> of supported languages.</p>
<h2 id="recommended-configuration">Recommended configuration</h2>
<p>You can choose a color theme from the <a href="https://xyproto.github.io/splash/docs/all.html">list of supported themes</a> and add it in your <code>config.toml</code></p>
<div class="highlight"><pre tabindex="0" class="chroma"><code class="language-toml" data-lang="toml"><span class="line"><span class="cl"><span class="p">[</span><span class="nx">markup</span><span class="p">]</span>
</span></span><span class="line"><span class="cl"> <span class="p">[</span><span class="nx">markup</span><span class="p">.</span><span class="nx">highlight</span><span class="p">]</span>
</span></span><span class="line"><span class="cl"> <span class="c"># if set to `guessSyntax = true`, there will be no unstyled code even if no language</span>
</span></span><span class="line"><span class="cl"> <span class="c"># was given BUT mermaid code fences will not work anymore! So this is a mandatory</span>
</span></span><span class="line"><span class="cl"> <span class="c"># setting for your site</span>
</span></span><span class="line"><span class="cl"> <span class="nx">guessSyntax</span> <span class="p">=</span> <span class="kc">false</span>
</span></span><span class="line"><span class="cl">
</span></span><span class="line"><span class="cl"> <span class="c"># choose a color theme or create your own</span>
</span></span><span class="line"><span class="cl"> <span class="nx">style</span> <span class="p">=</span> <span class="s2">"base16-snazzy"</span>
</span></span></code></pre></div>
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