From 33a4388e6e63f9b6d269d3ec204419f1706ceb26 Mon Sep 17 00:00:00 2001
From: Rapptz <rapptz@gmail.com>
Date: Sun, 31 May 2020 09:12:26 -0400
Subject: First pass at double header display

---
 docs/extensions/builder.py | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'docs/extensions')

diff --git a/docs/extensions/builder.py b/docs/extensions/builder.py
index 4780bc28..96c7d0a5 100644
--- a/docs/extensions/builder.py
+++ b/docs/extensions/builder.py
@@ -42,6 +42,12 @@ class DPYStandaloneHTMLBuilder(StandaloneHTMLBuilder):
         else:
             self.handle_page('genindex', genindexcontext, 'genindex.html')
 
+
+def add_custom_jinja2(app):
+    env = app.builder.templates.environment
+    env.tests['prefixedwith'] = str.startswith
+    env.tests['suffixedwith'] = str.endswith
+
 def get_builder(app):
     """This is necessary because RTD injects their own for some reason."""
     try:
@@ -56,3 +62,4 @@ def get_builder(app):
 def setup(app):
     app.set_translator('html', DPYHTML5Translator, override=True)
     app.add_builder(get_builder(app), override=True)
+    app.connect('builder-inited', add_custom_jinja2)
-- 
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