refactor: address quality warnings in shared modules (#770)

* refactor: address quality warnings

* fix: resolve TS error in parenDepthDelta and restore orphaned JSDoc

* fix: remove duplicate resolveBodyNode from merge (#770)

Author: carlos-alm

src/extractors/helpers.ts

@@ -110,14 +110,6 @@ export function findParentNode(
   return null;
 }
 
-/**
- * Extract child declarations from a container node's body.
- * Finds the body via `bodyFields` (tries childForFieldName then findChild for each),
- * iterates its children, filters by `memberType`, extracts `nameField`, and returns SubDeclarations.
- *
- * Replaces per-language extractStructFields / extractEnumVariants / extractEnumConstants helpers
- * for the common case where each member has a direct name field.
- */
 /**
  * Resolve a container's body node by trying each field name in order.
  */
@@ -132,6 +124,14 @@ function resolveBodyNode(
   return null;
 }
 
+/**
+ * Extract child declarations from a container node's body.
+ * Finds the body via `bodyFields` (tries childForFieldName then findChild for each),
+ * iterates its children, filters by `memberType`, extracts `nameField`, and returns SubDeclarations.
+ *
+ * Replaces per-language extractStructFields / extractEnumVariants / extractEnumConstants helpers
+ * for the common case where each member has a direct name field.
+ */
 export function extractBodyMembers(
   containerNode: TreeSitterNode,
   bodyFields: readonly string[],