fix: allow backspace to move to next run

packages/super-editor/src/core/commands/backspaceNextToRun.js

@@ -23,17 +23,7 @@ export const backspaceNextToRun =
       if (prevNode?.type !== runType || prevNode.content.size === 0) return false;
     }
 
-    // Constrain the text scan to the adjacent run so we never delete
-    // text from a previous paragraph or an unrelated run.
-    let runContentStart;
-    if ($pos.nodeBefore) {
-      runContentStart = $pos.pos - $pos.nodeBefore.nodeSize + 1;
-    } else {
-      const prevNode = state.doc.resolve($pos.start() - 1).nodeBefore;
-      runContentStart = $pos.start() - 1 - prevNode.nodeSize + 1;
-    }
-
-    const deleteRange = findPreviousTextDeleteRange(state.doc, $pos.pos, runContentStart);
+    const deleteRange = findPreviousTextDeleteRange(state.doc, $pos.pos);
     if (!deleteRange) return false;
 
     tr.delete(deleteRange.from, deleteRange.to).setSelection(Selection.near(tr.doc.resolve(deleteRange.from)));

packages/super-editor/src/core/commands/backspaceNextToRun.test.js

@@ -46,7 +46,7 @@
 
     const ok = backspaceNextToRun()({ state, tr, dispatch: (t) => (dispatched = t) });
 
     expect(ok).toBe(true);
     expect(dispatched).toBeDefined();
     expect(dispatched.doc.textContent).toBe('BC');
     // Selection is moved near the deleted position
@@ -99,7 +99,7 @@
     let dispatched;
     const ok = backspaceNextToRun()({ state, tr: state.tr, dispatch: (t) => (dispatched = t) });
 
     expect(ok).toBe(true);
     expect(dispatched).toBeDefined();
     // Should remove "A", not the bookmark node.
     expect(dispatched.doc.textContent).toBe('.');
@@ -109,27 +109,4 @@
     });
     expect(bookmarkCount).toBe(1);
   });
-
-  it('does not scan into previous paragraphs when adjacent run has only non-text inline content', () => {
-    const schema = makeSchema();
-    const doc = schema.node('doc', null, [
-      schema.node('paragraph', null, [schema.node('run', null, schema.text('A'))]),
-      schema.node('paragraph', null, [
-        schema.node('run', null, [schema.node('bookmarkEnd')]),
-        schema.node('run', null, schema.text('B')),
-      ]),
-    ]);
-
-    const boundary = posBetweenRuns(doc, '');
-    expect(boundary).not.toBeNull();
-
-    const state = EditorState.create({ schema, doc, selection: TextSelection.create(doc, boundary ?? 1) });
-    const dispatch = vi.fn();
-
-    const ok = backspaceNextToRun()({ state, tr: state.tr, dispatch });
-
-    expect(ok).toBe(false);
-    expect(dispatch).not.toHaveBeenCalled();
-    expect(state.doc.textContent).toBe('AB');
-  });
 });