-- input --
Text.
  1. List
2. Not indented, not a list.
  3. Another list.

-- gofmt --
Text.
 1. List

2. Not indented, not a list.
 3. Another list.

-- text --
Text.
 1. List

2. Not indented, not a list.
 3. Another list.

-- markdown --
Text.

 1. List

2\. Not indented, not a list.

 3. Another list.

-- html --
<p>Text.
<ol>
<li>List
</ol>
<p>2. Not indented, not a list.
<ol>
<li value="3">Another list.
</ol>