[Block Editor]: Stabilize __experimentalGetAllowedBlocks (#47210)

* [Block Editor]: Stabilize __experimentalGetAllowedBlocks

* feedback

docs/reference-guides/data/data-core-block-editor.md

@@ -159,6 +159,19 @@ _Returns_
 
 -   `?string`: Return the client ID of the block, or null if none exists.
 
+### getAllowedBlocks
+
+Returns the list of allowed inserter blocks for inner blocks children.
+
+_Parameters_
+
+-   _state_ `Object`: Editor state.
+-   _rootClientId_ `?string`: Optional root client ID of block list.
+
+_Returns_
+
+-   `Array?`: The list of allowed block types.
+
 ### getBlock
 
 Returns a block given its client ID. This is a parsed copy of the block,

packages/block-editor/src/components/inserter/index.js

@@ -225,7 +225,7 @@ export default compose( [
 			const {
 				getBlockRootClientId,
 				hasInserterItems,
-				__experimentalGetAllowedBlocks,
+				getAllowedBlocks,
 				__experimentalGetDirectInsertBlock,
 				getSettings,
 			} = select( blockEditorStore );
@@ -235,8 +235,7 @@ export default compose( [
 			rootClientId =
 				rootClientId || getBlockRootClientId( clientId ) || undefined;
 
-			const allowedBlocks =
-				__experimentalGetAllowedBlocks( rootClientId );
+			const allowedBlocks = getAllowedBlocks( rootClientId );
 
 			const directInsertBlock =
 				shouldDirectInsert &&

packages/block-editor/src/store/selectors.js

@@ -2144,14 +2144,14 @@ export const hasInserterItems = createSelector(
 );
 
 /**
- * Returns the list of allowed inserter blocks for inner blocks children
+ * Returns the list of allowed inserter blocks for inner blocks children.
  *
  * @param {Object}  state        Editor state.
  * @param {?string} rootClientId Optional root client ID of block list.
  *
  * @return {Array?} The list of allowed block types.
  */
-export const __experimentalGetAllowedBlocks = createSelector(
+export const getAllowedBlocks = createSelector(
 	( state, rootClientId = null ) => {
 		if ( ! rootClientId ) {
 			return;
@@ -2170,6 +2170,24 @@ export const __experimentalGetAllowedBlocks = createSelector(
 	]
 );
 
+export const __experimentalGetAllowedBlocks = createSelector(
+	( state, rootClientId = null ) => {
+		deprecated(
+			'wp.data.select( "core/block-editor" ).__experimentalGetAllowedBlocks',
+			{
+				alternative:
+					'wp.data.select( "core/block-editor" ).getAllowedBlocks',
+				since: '6.2',
+				version: '6.4',
+			}
+		);
+		return getAllowedBlocks( state, rootClientId );
+	},
+	( state, rootClientId ) => [
+		...getAllowedBlocks.getDependants( state, rootClientId ),
+	]
+);
+
 /**
  * Returns the block to be directly inserted by the block appender.
  *