1. <lexer>
    
  2.   <config>
    
  3.     <name>BQN</name>
    
  4.     <alias>bqn</alias>
    
  5.     <filename>*.bqn</filename>
    
  6.   </config>
    
  7.   <rules>
    
  8.     <state name="root">
    
  9.       <rule pattern="\s+">
    
  10.         <token type="TextWhitespace"/>
    
  11.       </rule>
    
  12.       <rule pattern="\A#!.+$">
    
  13.         <token type="CommentPreproc"/>
    
  14.       </rule>
    
  15.       <rule pattern="#.*$">
    
  16.         <token type="CommentSingle"/>
    
  17.       </rule>
    
  18.       <rule pattern="&quot;(?:[^&quot;]|&quot;&quot;)*&quot;">
    
  19.         <token type="LiteralString"/>
    
  20.       </rule>
    
  21.       <rule pattern="[{}]">
    
  22.         <token type="KeywordPseudo"/>
    
  23.       </rule>
    
  24.       <rule pattern="[⟨⟩\[\]‿]">
    
  25.         <token type="KeywordPseudo"/>
    
  26.       </rule>
    
  27.       <rule pattern="[()]">
    
  28.         <token type="Punctuation"/>
    
  29.       </rule>
    
  30.       <rule pattern="[:;?]">
    
  31.         <token type="Punctuation"/>
    
  32.       </rule>
    
  33.       <rule pattern="[⋄,]">
    
  34.         <token type="KeywordPseudo"/>
    
  35.       </rule>
    
  36.       <rule pattern="[←⇐↩→]">
    
  37.         <token type="Text"/>
    
  38.       </rule>
    
  39.       <rule pattern="'.'">
    
  40.         <token type="LiteralStringChar"/>
    
  41.       </rule>
    
  42.       <rule pattern="[˙˜˘¨⌜⁼´˝`]">
    
  43.         <token type="Operator"/>
    
  44.       </rule>
    
  45.       <rule pattern="[∘○⊸⟜⌾⊘◶⎉⚇⍟⎊]">
    
  46.         <token type="OperatorWord"/>
    
  47.       </rule>
    
  48.       <rule pattern="[𝔽𝔾𝕎𝕏𝕊+\-×÷⋆√⌊⌈|¬∧∨&lt;&gt;≠=≤≥≡≢⊣⊢⥊∾≍⋈↑↓↕«»⌽⍉/⍋⍒⊏⊑⊐⊒∊⍷⊔!⍕⍎]">
    
  49.         <token type="NameFunction"/>
    
  50.       </rule>
    
  51.       <rule pattern="[𝕗𝕘𝕨𝕩𝕤]">
    
  52.         <token type="Name"/>
    
  53.       </rule>
    
  54.       <rule pattern="·">
    
  55.         <token type="NameConstant"/>
    
  56.       </rule>
    
  57.       <rule pattern="@">
    
  58.         <token type="LiteralStringChar"/>
    
  59.       </rule>
    
  60.       <rule pattern="\d+(?:\.\d+)?[eE]¯?\d+">
    
  61.         <token type="LiteralNumber"/>
    
  62.       </rule>
    
  63.       <rule pattern="[¯∞π]?(?:\d*\.?\b\d+(?:e[+¯]?\d+|E[+¯]?\d+)?|¯|∞|π)(?:j¯?(?:(?:\d+(?:\.\d+)?|\.\d+)(?:e[+¯]?\d+|E[+¯]?\d+)?|¯|∞|π))?">
    
  64.         <token type="LiteralNumber"/>
    
  65.       </rule>
    
  66.       <rule pattern="(•?[a-z][A-Z_a-z0-9π∞¯]*|𝕣)">
    
  67.         <token type="Name"/>
    
  68.       </rule>
    
  69.       <rule pattern="•?[A-Z][A-Z_a-z0-9π∞¯]*">
    
  70.         <token type="NameFunction"/>
    
  71.       </rule>
    
  72.       <rule pattern="(•?_[A-Za-z][A-Z_a-z0-9π∞¯]*|_𝕣)">
    
  73.         <token type="Operator"/>
    
  74.       </rule>
    
  75.       <rule pattern="(•?_[A-Za-z][A-Z_a-z0-9π∞¯]*_|_𝕣_)">
    
  76.         <token type="OperatorWord"/>
    
  77.       </rule>
    
  78.       <rule pattern="\.">
    
  79.         <token type="Text"/>
    
  80.       </rule>
    
  81.     </state>
    
  82.   </rules>
    
  83. </lexer>