From 20b2da9cd09c36da35e470656ad9eea661f66c7a Mon Sep 17 00:00:00 2001
From: Gabriel Augendre <gabriel@augendre.info>
Date: Mon, 5 Apr 2021 11:05:42 +0200
Subject: [PATCH] Add line numbers on code samples

---
 articles/static/code.css              | 23 +++++++++++++++++++++++
 articles/templates/articles/base.html |  1 +
 articles/utils.py                     |  2 +-
 3 files changed, 25 insertions(+), 1 deletion(-)
 create mode 100644 articles/static/code.css

diff --git a/articles/static/code.css b/articles/static/code.css
new file mode 100644
index 0000000..fb1b8b2
--- /dev/null
+++ b/articles/static/code.css
@@ -0,0 +1,23 @@
+.codehilitetable td {
+    border: none;
+    margin: 0;
+    padding: 0;
+}
+
+.codehilitetable .linenos {
+    max-width: 20px;
+}
+
+.codehilitetable .linenos pre {
+    border-right: none;
+    border-top-right-radius: 0;
+    border-bottom-right-radius: 0;
+    padding-right: 0;
+}
+
+.codehilitetable .code pre {
+    border-left: none;
+    border-top-left-radius: 0;
+    border-bottom-left-radius: 0;
+    padding-left: .1rem;
+}
diff --git a/articles/templates/articles/base.html b/articles/templates/articles/base.html
index e5f43dd..35f214e 100644
--- a/articles/templates/articles/base.html
+++ b/articles/templates/articles/base.html
@@ -19,6 +19,7 @@
     <link rel="stylesheet" href="{% static "admonitions.css" %}" type="text/css">
     {% if article and article.has_code %}
         <link rel="stylesheet" href="{% static "vendor/codehilite.css" %}" type="text/css">
+        <link rel="stylesheet" href="{% static "code.css" %}" type="text/css">
     {% endif %}
     {% if user.is_authenticated %}
         <link rel="stylesheet" href="{% static "authenticated.css" %}">
diff --git a/articles/utils.py b/articles/utils.py
index 4ee6af4..5bfc339 100644
--- a/articles/utils.py
+++ b/articles/utils.py
@@ -20,7 +20,7 @@ def format_article_content(content):
         extensions=[
             "extra",
             "admonition",
-            CodeHiliteExtension(linenums=False, guess_lang=False),
+            CodeHiliteExtension(linenums=True, guess_lang=False),
             LazyLoadingImageExtension(),
         ]
     )