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

```
<lexer>
```
```
  <config>
```
```
    <name>Smarty</name>
```
```
    <alias>smarty</alias>
```
```
    <filename>*.tpl</filename>
```

    <mime_type>application/x-smarty</mime_type>

```
    <dot_all>true</dot_all>
```
```
  </config>
```
```
  <rules>
```
```
    <state name="root">
```
```
      <rule pattern="[^{]+">
```
```
        <token type="Other"/>
```
```
      </rule>
```

      <rule pattern="(\{)(\*.*?\*)(\})">

```
        <bygroups>
```

          <token type="CommentPreproc"/>

```
          <token type="Comment"/>
```

          <token type="CommentPreproc"/>

```
        </bygroups>
```
```
      </rule>
```

      <rule pattern="(\{php\})(.*?)(\{/php\})">

```
        <bygroups>
```

          <token type="CommentPreproc"/>

```
          <using lexer="PHP"/>
```

          <token type="CommentPreproc"/>

```
        </bygroups>
```
```
      </rule>
```

      <rule pattern="(\{)(/?[a-zA-Z_]\w*)(\s*)">

```
        <bygroups>
```

          <token type="CommentPreproc"/>

```
          <token type="NameFunction"/>
```
```
          <token type="Text"/>
```
```
        </bygroups>
```
```
        <push state="smarty"/>
```
```
      </rule>
```
```
      <rule pattern="\{">
```
```
        <token type="CommentPreproc"/>
```
```
        <push state="smarty"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="smarty">
```
```
      <rule pattern="\s+">
```
```
        <token type="Text"/>
```
```
      </rule>
```
```
      <rule pattern="\{">
```
```
        <token type="CommentPreproc"/>
```
```
        <push/>
```
```
      </rule>
```
```
      <rule pattern="\}">
```
```
        <token type="CommentPreproc"/>
```
```
        <pop depth="1"/>
```
```
      </rule>
```
```
      <rule pattern="#[a-zA-Z_]\w*#">
```
```
        <token type="NameVariable"/>
```
```
      </rule>
```

      <rule pattern="\$[a-zA-Z_]\w*(\.\w+)*">

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

      <rule pattern="[~!%^&amp;*()+=|\[\]:;,.&lt;&gt;/?@-]">

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

      <rule pattern="(true|false|null)\b">

        <token type="KeywordConstant"/>

```
      </rule>
```

      <rule pattern="[0-9](\.[0-9]*)?(eE[+-][0-9])?[flFLdD]?|0[xX][0-9a-fA-F]+[Ll]?">

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

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

        <token type="LiteralStringDouble"/>

```
      </rule>
```

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

        <token type="LiteralStringSingle"/>

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

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