Grabbed dndbeyond's source code

```
~/go/bin/sourcemapper -output ddb -jsurl https://media.dndbeyond.com/character-app/static/js/main.90aa78c5.js
```

ddb_main/packages/rules-engine/es/engine/StartingEquipment/derivers.js

@@ -0,0 +1,17 @@
+import { StartingEquipmentRuleTypeEnum } from './constants';
+/**
+ *
+ * @param ruleType
+ */
+export function deriveIsEquipmentStartingEquipmentRuleType(ruleType) {
+    switch (ruleType) {
+        case StartingEquipmentRuleTypeEnum.ARMOR:
+        case StartingEquipmentRuleTypeEnum.ARMOR_TYPE:
+        case StartingEquipmentRuleTypeEnum.GEAR:
+        case StartingEquipmentRuleTypeEnum.GEAR_TYPE:
+        case StartingEquipmentRuleTypeEnum.WEAPON:
+        case StartingEquipmentRuleTypeEnum.WEAPON_TYPE:
+            return true;
+    }
+    return false;
+}