<lexer>

  <config>

    <name>ABNF</name>

    <alias>abnf</alias>

    <filename>*.abnf</filename>

    <mime_type>text/x-abnf</mime_type>

  </config>

  <rules>

    <state name="root">

      <rule pattern=";.*$">

        <token type="CommentSingle"/>

      </rule>

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

        <token type="Literal"/>

      </rule>

      <rule pattern="%b[01]+\-[01]+\b">

        <token type="Literal"/>

      </rule>

      <rule pattern="%b[01]+(\.[01]+)*\b">

        <token type="Literal"/>

      </rule>

      <rule pattern="%d[0-9]+\-[0-9]+\b">

        <token type="Literal"/>

      </rule>

      <rule pattern="%d[0-9]+(\.[0-9]+)*\b">

        <token type="Literal"/>

      </rule>

      <rule pattern="%x[0-9a-fA-F]+\-[0-9a-fA-F]+\b">

        <token type="Literal"/>

      </rule>

      <rule pattern="%x[0-9a-fA-F]+(\.[0-9a-fA-F]+)*\b">

        <token type="Literal"/>

      </rule>

      <rule pattern="\b[0-9]+\*[0-9]+">

        <token type="Operator"/>

      </rule>

      <rule pattern="\b[0-9]+\*">

        <token type="Operator"/>

      </rule>

      <rule pattern="\b[0-9]+">

        <token type="Operator"/>

      </rule>

      <rule pattern="\*">

        <token type="Operator"/>

      </rule>

      <rule pattern="(HEXDIG|DQUOTE|DIGIT|VCHAR|OCTET|ALPHA|CHAR|CRLF|HTAB|LWSP|BIT|CTL|WSP|LF|SP|CR)\b">

        <token type="Keyword"/>

      </rule>

      <rule pattern="[a-zA-Z][a-zA-Z0-9-]+\b">

        <token type="NameClass"/>

      </rule>

      <rule pattern="(=/|=|/)">

        <token type="Operator"/>

      </rule>

      <rule pattern="[\[\]()]">

        <token type="Punctuation"/>

      </rule>

      <rule pattern="\s+">

        <token type="Text"/>

      </rule>

      <rule pattern=".">

        <token type="Text"/>

      </rule>

    </state>

  </rules>

</lexer>