tartrazine/lexers/bash_session.xml

<lexer>
  <config>
    <name>Bash Session</name>
    <alias>bash-session</alias>
    <alias>console</alias>
    <alias>shell-session</alias>
    <filename>*.sh-session</filename>
    <mime_type>text/x-sh</mime_type>
    <ensure_nl>true</ensure_nl>
  </config>
  <rules>
    <state name="root">
      <rule pattern="^((?:\[[^]]+@[^]]+\]\s?)?[#$%&gt;])(\s*)(.*\n?)">
        <bygroups>
          <token type="GenericPrompt"/>
          <token type="Text"/>
          <using lexer="bash"/>
        </bygroups>
      </rule>
      <rule pattern="^.+\n?">
        <token type="GenericOutput"/>
      </rule>
    </state>
  </rules>
</lexer>