@@ -72,6 +72,8 @@ describe("composer list indentation", () => {
   it.each([
     ["1. parent\n2. child", "1. parent\n   1. child"],
     ["10. parent\n11. child", "10. parent\n    1. child"],
+    ["1.\tparent\n2. child", "1.\tparent\n    1. child"],
+    ['1. @"file\n   9. name"\n2. child', '1. @"file\n   9. name"\n   1. child'],
   ])("nests %j as a first child and keeps the caret on its text", (value, expected) => {
     const cursor = value.lastIndexOf("child") + 2;
     const edit = listIndentForTab(value, cursor, cursor)!;
 
@@ -22,7 +22,8 @@ block. What you typed is what the agent receives, markers and numbering
 included, and `#1234` without a space still looks up a pull request.
 
 Enter sends. In a list or quote, **Shift+Enter** continues it, and Shift+Enter
-on an empty line leaves it; **Tab** nests a list item. In a code block, Enter
+on an empty line moves out one level, then leaves it; **Tab** nests a list item
+under the one above. In a code block, Enter
 starts a new line at the current indentation, **Tab** and **Shift+Tab** indent
 the selected lines, and a closing ` ``` ` followed by Enter, or two blank lines
 at the end, leave the block. **Backspace** at the start of a code block turns it