Fixes #3365

11ty · Jul 15, 2024 · 926818e · 926818e
1 parent 8dbc554
commit 926818e
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/src/UserConfig.js b/src/UserConfig.js
@@ -196,7 +196,8 @@ class UserConfig {
 	 * Universal getters
 	 */
 	getFilter(name) {
-		return this.universal.filters[name];
+		// JavaScript functions are included here for backwards compatibility https://github.com/11ty/eleventy/issues/3365
+		return this.universal.filters[name] || this.javascript.functions[name];
 	}
 
 	getFilters(options = {}) {

diff --git a/test/UserConfigTest.js b/test/UserConfigTest.js
@@ -262,3 +262,11 @@ test("Memoize async filters (memoized)", async (t) => {
   await increment(3);
   t.is(count, 6);
 });
+
+// JavaScript functions are included here for backwards compatibility https://github.com/11ty/eleventy/issues/3365
+test("addJavaScriptFunction feeds into `getFilter` #3365", (t) => {
+  let userCfg = new UserConfig();
+  userCfg.addJavaScriptFunction("increment", num => num++);
+
+  t.is(typeof userCfg.getFilter("increment"), "function");
+});