feat: disable conversion of headings to list items (#1799)

Author: matthewlipski

docs/pages/docs/editor-basics/setup.mdx

@@ -43,7 +43,7 @@ type BlockNoteEditorOptions = {
       pasteBehavior?: "prefer-markdown" | "prefer-html";
     }) => boolean | undefined;
   }) => boolean | undefined;
-  resolveFileUrl: (url: string) => Promise<string>
+  resolveFileUrl: (url: string) => Promise<string>;
   schema?: BlockNoteSchema;
   setIdAttribute?: boolean;
   sideMenuDetection?: "viewport" | "editor";

packages/core/src/blocks/ListItemBlockContent/BulletListItemBlockContent/BulletListItemBlockContent.ts

@@ -31,7 +31,8 @@ const BulletListItemBlockContent = createStronglyTypedTiptapNode({
           const blockInfo = getBlockInfoFromSelection(state);
           if (
             !blockInfo.isBlockContainer ||
-            blockInfo.blockContent.node.type.spec.content !== "inline*"
+            blockInfo.blockContent.node.type.spec.content !== "inline*" ||
+            blockInfo.blockNoteType === "heading"
           ) {
             return;
           }

packages/core/src/blocks/ListItemBlockContent/NumberedListItemBlockContent/NumberedListItemBlockContent.ts

@@ -50,7 +50,8 @@ const NumberedListItemBlockContent = createStronglyTypedTiptapNode({
           if (
             !blockInfo.isBlockContainer ||
             blockInfo.blockContent.node.type.spec.content !== "inline*" ||
-            blockInfo.blockNoteType === "numberedListItem"
+            blockInfo.blockNoteType === "numberedListItem" ||
+            blockInfo.blockNoteType === "heading"
           ) {
             return;
           }