fix bitwise precedence

src/parser/node.ts

@@ -380,23 +380,25 @@ export const precedence: Record<string, number> = {
   // Nullish coalescing
   '??': 35,
 
+  // Bitwise shifts (lower precedence than addition)
+  '<<': 37,
+  '>>': 37,
+  '>>>': 37,
+
   // Addition/Subtraction
   '+': 40,
   '-': 40,
 
+  // Bitwise AND/OR/XOR (higher precedence than addition)
+  'band': 45,
+  'bor': 45,
+  'bxor': 45,
+
   // Multiplication/Division/Modulo
   '*': 50,
   '/': 50,
   '%': 50,
 
-  // Bitwise
-  'band': 45,
-  'bor': 45,
-  'bxor': 45,
-  '<<': 45,
-  '>>': 45,
-  '>>>': 45,
-
   // Exponentiation (right-associative)
   '**': 60,
 }