roulette/vendor/github.com/alecthomas/chroma/v2/lexers/embedded/tcsh.xml

<lexer>
  <config>
    <name>Tcsh</name>
    <alias>tcsh</alias>
    <alias>csh</alias>
    <filename>*.tcsh</filename>
    <filename>*.csh</filename>
    <mime_type>application/x-csh</mime_type>
  </config>
  <rules>
    <state name="basic">
      <rule pattern="\b(if|endif|else|while|then|foreach|case|default|continue|goto|breaksw|end|switch|endsw)\s*\b">
        <token type="Keyword"/>
      </rule>
      <rule pattern="\b(alias|alloc|bg|bindkey|break|builtins|bye|caller|cd|chdir|complete|dirs|echo|echotc|eval|exec|exit|fg|filetest|getxvers|glob|getspath|hashstat|history|hup|inlib|jobs|kill|limit|log|login|logout|ls-F|migrate|newgrp|nice|nohup|notify|onintr|popd|printenv|pushd|rehash|repeat|rootnode|popd|pushd|set|shift|sched|setenv|setpath|settc|setty|setxvers|shift|source|stop|suspend|source|suspend|telltc|time|umask|unalias|uncomplete|unhash|universe|unlimit|unset|unsetenv|ver|wait|warp|watchlog|where|which)\s*\b">
        <token type="NameBuiltin"/>
      </rule>
      <rule pattern="#.*">
        <token type="Comment"/>
      </rule>
      <rule pattern="\\[\w\W]">
        <token type="LiteralStringEscape"/>
      </rule>
      <rule pattern="(\b\w+)(\s*)(=)">
        <bygroups>
          <token type="NameVariable"/>
          <token type="Text"/>
          <token type="Operator"/>
        </bygroups>
      </rule>
      <rule pattern="[\[\]{}()=]+">
        <token type="Operator"/>
      </rule>
      <rule pattern="&lt;&lt;\s*(\&#39;?)\\?(\w+)[\w\W]+?\2">
        <token type="LiteralString"/>
      </rule>
      <rule pattern=";">
        <token type="Punctuation"/>
      </rule>
    </state>
    <state name="data">
      <rule pattern="(?s)&#34;(\\\\|\\[0-7]+|\\.|[^&#34;\\])*&#34;">
        <token type="LiteralStringDouble"/>
      </rule>
      <rule pattern="(?s)&#39;(\\\\|\\[0-7]+|\\.|[^&#39;\\])*&#39;">
        <token type="LiteralStringSingle"/>
      </rule>
      <rule pattern="\s+">
        <token type="Text"/>
      </rule>
      <rule pattern="[^=\s\[\]{}()$&#34;\&#39;`\\;#]+">
        <token type="Text"/>
      </rule>
      <rule pattern="\d+(?= |\Z)">
        <token type="LiteralNumber"/>
      </rule>
      <rule pattern="\$#?(\w+|.)">
        <token type="NameVariable"/>
      </rule>
    </state>
    <state name="curly">
      <rule pattern="\}">
        <token type="Keyword"/>
        <pop depth="1"/>
      </rule>
      <rule pattern=":-">
        <token type="Keyword"/>
      </rule>
      <rule pattern="\w+">
        <token type="NameVariable"/>
      </rule>
      <rule pattern="[^}:&#34;\&#39;`$]+">
        <token type="Punctuation"/>
      </rule>
      <rule pattern=":">
        <token type="Punctuation"/>
      </rule>
      <rule>
        <include state="root"/>
      </rule>
    </state>
    <state name="paren">
      <rule pattern="\)">
        <token type="Keyword"/>
        <pop depth="1"/>
      </rule>
      <rule>
        <include state="root"/>
      </rule>
    </state>
    <state name="backticks">
      <rule pattern="`">
        <token type="LiteralStringBacktick"/>
        <pop depth="1"/>
      </rule>
      <rule>
        <include state="root"/>
      </rule>
    </state>
    <state name="root">
      <rule>
        <include state="basic"/>
      </rule>
      <rule pattern="\$\(">
        <token type="Keyword"/>
        <push state="paren"/>
      </rule>
      <rule pattern="\$\{#?">
        <token type="Keyword"/>
        <push state="curly"/>
      </rule>
      <rule pattern="`">
        <token type="LiteralStringBacktick"/>
        <push state="backticks"/>
      </rule>
      <rule>
        <include state="data"/>
      </rule>
    </state>
  </rules>
</lexer>