Pressing [Up / Down] followed by [ENTER] cause adding nested paragraphs inside current paragraph

[adamsarek]

Describe the bug
After moving to empty paragraph by Up / Down keys and pressing [ENTER] it creates a new nested paragraph inside current paragraph.

To Reproduce
Steps to reproduce the behavior:

1. Write a line of text
2. Press [ENTER]
3. Write another line of text
4. Press [ENTER]
5. Write another line of text
6. Go to the second line by using [UP] key
7. Press [ENTER]
8. Creates nested paragraph inside current paragraph
9. Go to the fourth line by using [DOWN] key
10. Press [ENTER]
11. Creates nested paragraph inside current paragraph

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12. Go to the fifth line by using [RIGHT] key
13. Press [ENTER]
14. It does not create nested paragraph inside current paragraph

Expected behavior
It should split the current paragraph into a paragraph with the text before the cursor and a paragraph with the text after the cursor. Steps 12-14 are the expected behavior.

Screenshots

Desktop

• OS: Windows 11
• Browser: Firefox
• Version: 132.0

Release

• Version: v2.47.0