From 7294cd54430fa9455c86d3dc5aec67a7f64932ac Mon Sep 17 00:00:00 2001
From: tyow <cute.oil5122@fastmail.com>
Date: Fri, 13 Mar 2026 14:11:19 -0400
Subject: [PATCH 1/2] Add error for when name arg in register is a pattern

---
 packages/core/pattern.mjs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/core/pattern.mjs b/packages/core/pattern.mjs
index c5b7953c9..0612c10f1 100644
--- a/packages/core/pattern.mjs
+++ b/packages/core/pattern.mjs
@@ -1741,6 +1741,10 @@ export const func = curry((a, b) => reify(b).func(a));
  *
  */
 export function register(name, func, patternify = true, preserveSteps = false, join = (x) => x.innerJoin()) {
+  if (isPattern(name)) {
+    throw new Error("Name argument for register is a pattern, try using single quotes ('name') instead of double quotes (\"name\")");
+  }
+  
   if (Array.isArray(name)) {
     const result = {};
     for (const name_item of name) {

From ae32743f12904c4a54c4492049860cfe56164e83 Mon Sep 17 00:00:00 2001
From: tyow <cute.oil5122@fastmail.com>
Date: Fri, 13 Mar 2026 14:11:38 -0400
Subject: [PATCH 2/2] format

---
 packages/core/pattern.mjs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/packages/core/pattern.mjs b/packages/core/pattern.mjs
index 0612c10f1..305dd5bb2 100644
--- a/packages/core/pattern.mjs
+++ b/packages/core/pattern.mjs
@@ -1742,9 +1742,11 @@ export const func = curry((a, b) => reify(b).func(a));
  */
 export function register(name, func, patternify = true, preserveSteps = false, join = (x) => x.innerJoin()) {
   if (isPattern(name)) {
-    throw new Error("Name argument for register is a pattern, try using single quotes ('name') instead of double quotes (\"name\")");
+    throw new Error(
+      'Name argument for register is a pattern, try using single quotes (\'name\') instead of double quotes ("name")',
+    );
   }
-  
+
   if (Array.isArray(name)) {
     const result = {};
     for (const name_item of name) {