Update doc/puffs-the-language.md for operators.
@@ -58,7 +58,8 @@ be enclosed by curly `{}`s. There is no 'dangling else' ambiguity.
- `limit`
-TODO: categorize and, or, not, as, false, true, in, out, this, u8, u16, etc.
+TODO: categorize and, or, not, as, ref, deref, false, true, in, out, this, u8,
+u16, etc.
## Operators
