Add documentation for as_ref builtin filter

rinja-rs · Jan 10, 2024 · 8537983 · 8537983
1 parent d5e6dbf
commit 8537983
Showing 1 changed file with 18 additions and 0 deletions.
diff --git 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
+
+Put the given argument behind a reference.
+
+```
+{{ "a"|as_ref }}
+{{ self.x|as_ref }}
+```
+
+will become:
+
+```
+&a
+&self.x
+```
+
 ### capitalize
 [#capitalize]: #capitalize