Viewing github.com/alecthomas/chroma/lexers/embedded/puppet.xml

```
<lexer>
```
```
  <config>
```
```
    <name>Puppet</name>
```
```
    <alias>puppet</alias>
```
```
    <filename>*.pp</filename>
```
```
  </config>
```
```
  <rules>
```
```
    <state name="strings">
```

      <rule pattern="&#34;([^&#34;])*&#34;">

```
        <token type="LiteralString"/>
```
```
      </rule>
```

      <rule pattern="&#39;(\\&#39;|[^&#39;])*&#39;">

```
        <token type="LiteralString"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="root">
```
```
      <rule>
```
```
        <include state="comments"/>
```
```
      </rule>
```
```
      <rule>
```
```
        <include state="keywords"/>
```
```
      </rule>
```
```
      <rule>
```
```
        <include state="names"/>
```
```
      </rule>
```
```
      <rule>
```
```
        <include state="numbers"/>
```
```
      </rule>
```
```
      <rule>
```
```
        <include state="operators"/>
```
```
      </rule>
```
```
      <rule>
```
```
        <include state="strings"/>
```
```
      </rule>
```
```
      <rule pattern="[]{}:(),;[]">
```
```
        <token type="Punctuation"/>
```
```
      </rule>
```
```
      <rule pattern="[^\S\n]+">
```
```
        <token type="Text"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="comments">
```
```
      <rule pattern="\s*#.*$">
```
```
        <token type="Comment"/>
```
```
      </rule>
```

      <rule pattern="/(\\\n)?[*](.|\n)*?[*](\\\n)?/">

        <token type="CommentMultiline"/>

```
      </rule>
```
```
    </state>
```
```
    <state name="operators">
```

      <rule pattern="(=&gt;|\?|&lt;|&gt;|=|\+|-|/|\*|~|!|\|)">

```
        <token type="Operator"/>
```
```
      </rule>
```

      <rule pattern="(in|and|or|not)\b">

```
        <token type="OperatorWord"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="names">
```
```
      <rule pattern="[a-zA-Z_]\w*">
```
```
        <token type="NameAttribute"/>
```
```
      </rule>
```

      <rule pattern="(\$\S+)(\[)(\S+)(\])">

```
        <bygroups>
```
```
          <token type="NameVariable"/>
```
```
          <token type="Punctuation"/>
```

          <token type="LiteralString"/>

```
          <token type="Punctuation"/>
```
```
        </bygroups>
```
```
      </rule>
```
```
      <rule pattern="\$\S+">
```
```
        <token type="NameVariable"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="numbers">
```

      <rule pattern="(\d+\.\d*|\d*\.\d+)([eE][+-]?[0-9]+)?j?">

        <token type="LiteralNumberFloat"/>

```
      </rule>
```

      <rule pattern="\d+[eE][+-]?[0-9]+j?">

        <token type="LiteralNumberFloat"/>

```
      </rule>
```
```
      <rule pattern="0[0-7]+j?">
```

        <token type="LiteralNumberOct"/>

```
      </rule>
```

      <rule pattern="0[xX][a-fA-F0-9]+">

        <token type="LiteralNumberHex"/>

```
      </rule>
```
```
      <rule pattern="\d+L">
```

        <token type="LiteralNumberIntegerLong"/>

```
      </rule>
```
```
      <rule pattern="\d+j?">
```

        <token type="LiteralNumberInteger"/>

```
      </rule>
```
```
    </state>
```
```
    <state name="keywords">
```

      <rule pattern="(?i)(nagios_servicedependency|nagios_serviceescalation|nagios_hostdependency|nagios_hostescalation|nagios_serviceextinfo|nagios_contactgroup|nagios_servicegroup|ssh_authorized_key|nagios_hostextinfo|nagios_timeperiod|nagios_hostgroup|macauthorization|create_resources|inline_template|scheduled_task|nagios_contact|nagios_command|nagios_service|nagios_host|configured|versioncmp|selboolean|filebucket|shellquote|selmodule|extlookup|unmounted|interface|contained|resources|fqdn_rand|installed|mailalias|directory|subscribe|loglevel|computer|maillist|schedule|generate|template|regsubst|inherits|present|sprintf|service|stopped|running|package|realize|defined|mounted|warning|yumrepo|k5login|include|default|notice|purged|latest|router|search|sshkey|define|notify|absent|before|augeas|import|tagged|split|undef|mount|check|alert|class|audit|debug|alias|stage|elsif|false|zpool|emerg|noop|sha1|vlan|exec|fail|file|else|host|info|cron|role|link|zone|tidy|true|node|case|user|crit|err|mcx|zfs|md5|tag|if)\b">

```
        <token type="Keyword"/>
```
```
      </rule>
```
```
    </state>
```
```
  </rules>
```
```
</lexer>
```