From b52274d6e8060fc7a05e5b7d854d95dd7084b24b Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume1.gomez@gmail.com>
Date: Wed, 10 Jan 2024 15:10:16 +0100
Subject: Add documentation for `as_ref` builtin filter

---
 book/src/filters.md | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/book/src/filters.md b/book/src/filters.md
index e85068f..ea8198a 100644
--- a/book/src/filters.md
+++ b/book/src/filters.md
@@ -21,6 +21,7 @@ but are disabled by default. Enable them with Cargo features (see below for more
 
 * **[Built-in filters][#built-in-filters]:**  
   [`abs`][#abs],
+  [`as_ref`][#as_ref],
   [`capitalize`][#capitalize],
   [`center`][#center],
   [`escape|e`][#escape],
@@ -62,6 +63,23 @@ Output:
 2
 ```
 
+### as_ref
+[#as_ref]: #as_ref
+
+Creates a reference to the given argument.
+
+```
+{{ "a"|as_ref }}
+{{ self.x|as_ref }}
+```
+
+will become:
+
+```
+&a
+&self.x
+```
+
 ### capitalize
 [#capitalize]: #capitalize
 
-- 
cgit