📝 Add docstrings to handle-error-case-for-init-data

Docstrings generation was requested by @reneshen0328.

* #4350 (comment)

The following files were modified:

* `src/elements/content-sharing/ContentSharing.js`
* `src/elements/content-sharing/ContentSharingV2.tsx`

Author: coderabbitai[bot]

src/elements/content-sharing/ContentSharing.js

@@ -73,6 +73,25 @@ const createAPI = (apiHost, itemID, itemType, token) =>
         version: CLIENT_VERSION,
     });
 
+/**
+ * Top-level React component that initializes the sharing API and renders the content-sharing UI,
+ * either the feature-flagged ContentSharingV2 wrapped with localization and providers or the legacy SharingModal with an optional custom launch button.
+ *
+ * @param {string} [apiHost] - Hostname for the API; defaults to the library's default API hostname.
+ * @param {React.ReactNode} [children] - Optional children passed into the ContentSharingV2 variant.
+ * @param {Object} [config] - Configuration object passed to the legacy SharingModal.
+ * @param {React.ReactElement} [customButton] - Optional custom launch button; when provided it is cloned and wired to open the sharing UI.
+ * @param {boolean} [displayInModal] - When true, instructs the legacy sharing UI to render inside a modal.
+ * @param {Object} [features] - Feature-flag map; used to enable the `contentSharingV2` variant.
+ * @param {boolean} [hasProviders] - When true, wraps ContentSharingV2 with provider context; controls whether Providers is applied.
+ * @param {string} itemID - Identifier of the item being shared.
+ * @param {string} itemType - Type of the item being shared.
+ * @param {string} [language] - Locale code used by the Internationalize wrapper.
+ * @param {Object} [messages] - Localization messages passed to Internationalize.
+ * @param {string} [token] - Authorization token used to construct the API client.
+ * @param {string} [uuid] - Unique identifier used to reset component visibility when it changes.
+ * @returns {JSX.Element|null} The rendered content-sharing UI (either ContentSharingV2 wrapped with Internationalize and Providers, or the legacy SharingModal and optional launch button), or null while the API is unavailable.
+ */
 function ContentSharing({
     apiHost = DEFAULT_HOSTNAME_API,
     children,
@@ -152,4 +171,4 @@ function ContentSharing({
 }
 
 export { ContentSharing as ContentSharingComponent };
-export default withBlueprintModernization(ContentSharing);
+export default withBlueprintModernization(ContentSharing);

src/elements/content-sharing/ContentSharingV2.tsx

@@ -29,6 +29,16 @@ export interface ContentSharingV2Props {
     itemType: ItemType;
 }
 
+/**
+ * Orchestrates fetching item, user, collaborator, and avatar data and renders a UnifiedShareModal when the item is loaded.
+ *
+ * This component manages internal state for the item, shared link, collaborators, avatars, roles, and current user,
+ * resets state when the provided `api` changes, and displays a single error notification on initial data-retrieval failures.
+ *
+ * @param itemId - The Box file or folder ID to load and share
+ * @param itemType - Either `"file"` or `"folder"`, indicating the type of `itemId`
+ * @returns The rendered UnifiedShareModal element when item data is available, otherwise `null`
+ */
 function ContentSharingV2({ api, children, itemId, itemType }: ContentSharingV2Props) {
     const [avatarUrlMap, setAvatarUrlMap] = React.useState<AvatarURLMap | null>(null);
     const [item, setItem] = React.useState<Item | null>(null);
@@ -227,4 +237,4 @@ function ContentSharingV2({ api, children, itemId, itemType }: ContentSharingV2P
     );
 }
 
-export default withBlueprintModernization(ContentSharingV2);
+export default withBlueprintModernization(ContentSharingV2);