1. <lexer>
    
  2.   <config>
    
  3.     <name>MLIR</name>
    
  4.     <alias>mlir</alias>
    
  5.     <filename>*.mlir</filename>
    
  6.     <mime_type>text/x-mlir</mime_type>
    
  7.   </config>
    
  8.   <rules>
    
  9.     <state name="whitespace">
    
  10.       <rule pattern="(\n|\s)+">
    
  11.         <token type="Text"/>
    
  12.       </rule>
    
  13.       <rule pattern="//.*?\n">
    
  14.         <token type="Comment"/>
    
  15.       </rule>
    
  16.     </state>
    
  17.     <state name="keyword">
    
  18.       <rule pattern="(constant|return)">
    
  19.         <token type="KeywordType"/>
    
  20.       </rule>
    
  21.       <rule pattern="(memref|tensor|vector|func|loc)">
    
  22.         <token type="KeywordType"/>
    
  23.       </rule>
    
  24.       <rule pattern="bf16|f16|f32|f64|index">
    
  25.         <token type="Keyword"/>
    
  26.       </rule>
    
  27.       <rule pattern="i[1-9]\d*">
    
  28.         <token type="Keyword"/>
    
  29.       </rule>
    
  30.     </state>
    
  31.     <state name="root">
    
  32.       <rule>
    
  33.         <include state="whitespace"/>
    
  34.       </rule>
    
  35.       <rule pattern="c?&#34;[^&#34;]*?&#34;">
    
  36.         <token type="LiteralString"/>
    
  37.       </rule>
    
  38.       <rule pattern="\^([-a-zA-Z$._][\w\-$.0-9]*)\s*">
    
  39.         <token type="NameLabel"/>
    
  40.       </rule>
    
  41.       <rule pattern="([\w\d_$.]+)\s*=">
    
  42.         <token type="NameLabel"/>
    
  43.       </rule>
    
  44.       <rule>
    
  45.         <include state="keyword"/>
    
  46.       </rule>
    
  47.       <rule pattern="-&gt;">
    
  48.         <token type="Punctuation"/>
    
  49.       </rule>
    
  50.       <rule pattern="@([\w_][\w\d_$.]*)">
    
  51.         <token type="NameFunction"/>
    
  52.       </rule>
    
  53.       <rule pattern="[%#][\w\d_$.]+">
    
  54.         <token type="NameVariable"/>
    
  55.       </rule>
    
  56.       <rule pattern="([1-9?][\d?]*\s*x)+">
    
  57.         <token type="LiteralNumber"/>
    
  58.       </rule>
    
  59.       <rule pattern="0[xX][a-fA-F0-9]+">
    
  60.         <token type="LiteralNumber"/>
    
  61.       </rule>
    
  62.       <rule pattern="-?\d+(?:[.]\d+)?(?:[eE][-+]?\d+(?:[.]\d+)?)?">
    
  63.         <token type="LiteralNumber"/>
    
  64.       </rule>
    
  65.       <rule pattern="[=&lt;&gt;{}\[\]()*.,!:]|x\b">
    
  66.         <token type="Punctuation"/>
    
  67.       </rule>
    
  68.       <rule pattern="[\w\d]+">
    
  69.         <token type="Text"/>
    
  70.       </rule>
    
  71.     </state>
    
  72.   </rules>
    
  73. </lexer>