From 5a6c7a032861a988cd2171874be15c7ae391517e Mon Sep 17 00:00:00 2001
From: FoxMoss <foxmoss@mediaology.com>
Date: Mon, 30 Sep 2024 20:58:07 -0500
Subject: [PATCH] fix: block nesting $if

---
 src/core.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/core.js b/src/core.js
index df77df6..f98d13c 100644
--- a/src/core.js
+++ b/src/core.js
@@ -210,6 +210,11 @@ export function $if(condition, then, otherwise) {
     otherwise ??= doc.createTextNode('')
     if (!isDLPtr(condition)) return condition ? then : otherwise
 
+    assert(
+        !(IF in then || IF in otherwise),
+        'Elements in $if cannot also be an $if macro'
+    )
+
     return { [IF]: condition, then, otherwise }
 }