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

```
<lexer>
```
```
  <config>
```
```
    <name>Lua</name>
```
```
    <alias>lua</alias>
```
```
    <filename>*.lua</filename>
```
```
    <filename>*.wlua</filename>
```
```
    <mime_type>text/x-lua</mime_type>
```

    <mime_type>application/x-lua</mime_type>

```
  </config>
```
```
  <rules>
```
```
    <state name="funcname">
```
```
      <rule>
```
```
        <include state="ws"/>
```
```
      </rule>
```
```
      <rule pattern="[.:]">
```
```
        <token type="Punctuation"/>
```
```
      </rule>
```

      <rule pattern="(?:[^\W\d]\w*)(?=(?:(?:--\[(=*)\[[\w\W]*?\](\2)\])|(?:--.*$)|(?:\s+))*[.:])">

```
        <token type="NameClass"/>
```
```
      </rule>
```
```
      <rule pattern="(?:[^\W\d]\w*)">
```
```
        <token type="NameFunction"/>
```
```
        <pop depth="1"/>
```
```
      </rule>
```
```
      <rule pattern="\(">
```
```
        <token type="Punctuation"/>
```
```
        <pop depth="1"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="label">
```
```
      <rule>
```
```
        <include state="ws"/>
```
```
      </rule>
```
```
      <rule pattern="::">
```
```
        <token type="Punctuation"/>
```
```
        <pop depth="1"/>
```
```
      </rule>
```
```
      <rule pattern="(?:[^\W\d]\w*)">
```
```
        <token type="NameLabel"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="dqs">
```
```
      <rule pattern="&#34;">
```

        <token type="LiteralStringDouble"/>

```
        <pop depth="1"/>
```
```
      </rule>
```
```
      <rule pattern="[^\\&#34;]+">
```

        <token type="LiteralStringDouble"/>

```
      </rule>
```
```
    </state>
```
```
    <state name="root">
```
```
      <rule pattern="#!.*">
```
```
        <token type="CommentPreproc"/>
```
```
      </rule>
```
```
      <rule>
```
```
        <push state="base"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="ws">
```

      <rule pattern="(?:--\[(=*)\[[\w\W]*?\](\1)\])">

        <token type="CommentMultiline"/>

```
      </rule>
```
```
      <rule pattern="(?:--.*$)">
```
```
        <token type="CommentSingle"/>
```
```
      </rule>
```
```
      <rule pattern="(?:\s+)">
```
```
        <token type="Text"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="goto">
```
```
      <rule>
```
```
        <include state="ws"/>
```
```
      </rule>
```
```
      <rule pattern="(?:[^\W\d]\w*)">
```
```
        <token type="NameLabel"/>
```
```
        <pop depth="1"/>
```
```
      </rule>
```
```
    </state>
```
```
    <state name="sqs">
```
```
      <rule pattern="&#39;">
```

        <token type="LiteralStringSingle"/>

```
        <pop depth="1"/>
```
```
      </rule>
```
```
      <rule pattern="[^\\&#39;]+">
```

        <token type="LiteralStringSingle"/>

```
      </rule>
```
```
    </state>
```
```
    <state name="base">
```
```
      <rule>
```
```
        <include state="ws"/>
```
```
      </rule>
```

      <rule pattern="(?i)0x[\da-f]*(\.[\da-f]*)?(p[+-]?\d+)?">

        <token type="LiteralNumberHex"/>

```
      </rule>
```

      <rule pattern="(?i)(\d*\.\d+|\d+\.\d*)(e[+-]?\d+)?">

        <token type="LiteralNumberFloat"/>

```
      </rule>
```

      <rule pattern="(?i)\d+e[+-]?\d+">

        <token type="LiteralNumberFloat"/>

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

        <token type="LiteralNumberInteger"/>

```
      </rule>
```

      <rule pattern="(?s)\[(=*)\[.*?\]\1\]">

```
        <token type="LiteralString"/>
```
```
      </rule>
```
```
      <rule pattern="::">
```
```
        <token type="Punctuation"/>
```
```
        <push state="label"/>
```
```
      </rule>
```
```
      <rule pattern="\.{3}">
```
```
        <token type="Punctuation"/>
```
```
      </rule>
```

      <rule pattern="[=&lt;&gt;|~&amp;+\-*/%#^]+|\.\.">

```
        <token type="Operator"/>
```
```
      </rule>
```
```
      <rule pattern="[\[\]{}().,:;]">
```
```
        <token type="Punctuation"/>
```
```
      </rule>
```
```
      <rule pattern="(and|or|not)\b">
```
```
        <token type="OperatorWord"/>
```
```
      </rule>
```

      <rule pattern="(break|do|else|elseif|end|for|if|in|repeat|return|then|until|while)\b">

        <token type="KeywordReserved"/>

```
      </rule>
```
```
      <rule pattern="goto\b">
```

        <token type="KeywordReserved"/>

```
        <push state="goto"/>
```
```
      </rule>
```
```
      <rule pattern="(local)\b">
```

        <token type="KeywordDeclaration"/>

```
      </rule>
```

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

        <token type="KeywordConstant"/>

```
      </rule>
```
```
      <rule pattern="(function)\b">
```

        <token type="KeywordReserved"/>

```
        <push state="funcname"/>
```
```
      </rule>
```

      <rule pattern="[A-Za-z_]\w*(\.[A-Za-z_]\w*)?">

```
        <token type="Name"/>
```
```
      </rule>
```
```
      <rule pattern="&#39;">
```

        <token type="LiteralStringSingle"/>

        <combined state="stringescape" state="sqs"/>

```
      </rule>
```
```
      <rule pattern="&#34;">
```

        <token type="LiteralStringDouble"/>

        <combined state="stringescape" state="dqs"/>

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

      <rule pattern="\\([abfnrtv\\&#34;\&#39;]|[\r\n]{1,2}|z\s*|x[0-9a-fA-F]{2}|\d{1,3}|u\{[0-9a-fA-F]+\})">

        <token type="LiteralStringEscape"/>

```
      </rule>
```
```
    </state>
```
```
  </rules>
```
```
</lexer>
```

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