tartrazine/lexers/javascript.xml

<lexer>
  <config>
    <name>JavaScript</name>
    <alias>js</alias>
    <alias>javascript</alias>
    <filename>*.js</filename>
    <filename>*.jsm</filename>
    <filename>*.mjs</filename>
    <filename>*.cjs</filename>
    <mime_type>application/javascript</mime_type>
    <mime_type>application/x-javascript</mime_type>
    <mime_type>text/x-javascript</mime_type>
    <mime_type>text/javascript</mime_type>
    <dot_all>true</dot_all>
    <ensure_nl>true</ensure_nl>
  </config>
  <rules>
    <state name="interp">
      <rule pattern="`">
        <token type="LiteralStringBacktick"/>
        <pop depth="1"/>
      </rule>
      <rule pattern="\\\\">
        <token type="LiteralStringBacktick"/>
      </rule>
      <rule pattern="\\`">
        <token type="LiteralStringBacktick"/>
      </rule>
      <rule pattern="\\[^`\\]">
        <token type="LiteralStringBacktick"/>
      </rule>
      <rule pattern="\$\{">
        <token type="LiteralStringInterpol"/>
        <push state="interp-inside"/>
      </rule>
      <rule pattern="\$">
        <token type="LiteralStringBacktick"/>
      </rule>
      <rule pattern="[^`\\$]+">
        <token type="LiteralStringBacktick"/>
      </rule>
    </state>
    <state name="interp-inside">
      <rule pattern="\}">
        <token type="LiteralStringInterpol"/>
        <pop depth="1"/>
      </rule>
      <rule>
        <include state="root"/>
      </rule>
    </state>
    <state name="commentsandwhitespace">
      <rule pattern="\s+">
        <token type="Text"/>
      </rule>
      <rule pattern="&lt;!--">
        <token type="Comment"/>
      </rule>
      <rule pattern="//.*?\n">
        <token type="CommentSingle"/>
      </rule>
      <rule pattern="/\*.*?\*/">
        <token type="CommentMultiline"/>
      </rule>
    </state>
    <state name="slashstartsregex">
      <rule>
        <include state="commentsandwhitespace"/>
      </rule>
      <rule pattern="/(\\.|[^[/\\\n]|\[(\\.|[^\]\\\n])*])+/([gimuy]+\b|\B)">
        <token type="LiteralStringRegex"/>
        <pop depth="1"/>
      </rule>
      <rule pattern="(?=/)">
        <token type="Text"/>
        <push state="#pop" state="badregex"/>
      </rule>
      <rule>
        <pop depth="1"/>
      </rule>
    </state>
    <state name="badregex">
      <rule pattern="\n">
        <token type="Text"/>
        <pop depth="1"/>
      </rule>
    </state>
    <state name="root">
      <rule pattern="\A#! ?/.*?\n">
        <token type="CommentHashbang"/>
      </rule>
      <rule pattern="^(?=\s|/|&lt;!--)">
        <token type="Text"/>
        <push state="slashstartsregex"/>
      </rule>
      <rule>
        <include state="commentsandwhitespace"/>
      </rule>
      <rule pattern="\d+(\.\d*|[eE][+\-]?\d+)">
        <token type="LiteralNumberFloat"/>
      </rule>
      <rule pattern="0[bB][01]+">
        <token type="LiteralNumberBin"/>
      </rule>
      <rule pattern="0[oO][0-7]+">
        <token type="LiteralNumberOct"/>
      </rule>
      <rule pattern="0[xX][0-9a-fA-F]+">
        <token type="LiteralNumberHex"/>
      </rule>
      <rule pattern="[0-9][0-9_]*">
        <token type="LiteralNumberInteger"/>
      </rule>
      <rule pattern="\.\.\.|=&gt;">
        <token type="Punctuation"/>
      </rule>
      <rule pattern="\+\+|--|~|&amp;&amp;|\?|:|\|\||\\(?=\n)|(&lt;&lt;|&gt;&gt;&gt;?|==?|!=?|[-&lt;&gt;+*%&amp;|^/])=?">
        <token type="Operator"/>
        <push state="slashstartsregex"/>
      </rule>
      <rule pattern="[{(\[;,]">
        <token type="Punctuation"/>
        <push state="slashstartsregex"/>
      </rule>
      <rule pattern="[})\].]">
        <token type="Punctuation"/>
      </rule>
      <rule pattern="(for|in|while|do|break|return|continue|switch|case|default|if|else|throw|try|catch|finally|new|delete|typeof|instanceof|void|yield|this|of)\b">
        <token type="Keyword"/>
        <push state="slashstartsregex"/>
      </rule>
      <rule pattern="(var|let|with|function)\b">
        <token type="KeywordDeclaration"/>
        <push state="slashstartsregex"/>
      </rule>
      <rule pattern="(abstract|async|await|boolean|byte|char|class|const|debugger|double|enum|export|extends|final|float|goto|implements|import|int|interface|long|native|package|private|protected|public|short|static|super|synchronized|throws|transient|volatile)\b">
        <token type="KeywordReserved"/>
      </rule>
      <rule pattern="(true|false|null|NaN|Infinity|undefined)\b">
        <token type="KeywordConstant"/>
      </rule>
      <rule pattern="(Array|Boolean|Date|Error|Function|Math|netscape|Number|Object|Packages|RegExp|String|Promise|Proxy|sun|decodeURI|decodeURIComponent|encodeURI|encodeURIComponent|Error|eval|isFinite|isNaN|isSafeInteger|parseFloat|parseInt|document|this|window)\b">
        <token type="NameBuiltin"/>
      </rule>
      <rule pattern="(?:[$_\p{L}\p{N}]|\\u[a-fA-F0-9]{4})(?:(?:[$\p{L}\p{N}]|\\u[a-fA-F0-9]{4}))*">
        <token type="NameOther"/>
      </rule>
      <rule pattern="&#34;(\\\\|\\&#34;|[^&#34;])*&#34;">
        <token type="LiteralStringDouble"/>
      </rule>
      <rule pattern="&#39;(\\\\|\\&#39;|[^&#39;])*&#39;">
        <token type="LiteralStringSingle"/>
      </rule>
      <rule pattern="`">
        <token type="LiteralStringBacktick"/>
        <push state="interp"/>
      </rule>
    </state>
  </rules>
</lexer>