1. <lexer>
    
  2.   <config>
    
  3.     <name>Cap&#39;n Proto</name>
    
  4.     <alias>capnp</alias>
    
  5.     <filename>*.capnp</filename>
    
  6.   </config>
    
  7.   <rules>
    
  8.     <state name="root">
    
  9.       <rule pattern="#.*?$">
    
  10.         <token type="CommentSingle"/>
    
  11.       </rule>
    
  12.       <rule pattern="@[0-9a-zA-Z]*">
    
  13.         <token type="NameDecorator"/>
    
  14.       </rule>
    
  15.       <rule pattern="=">
    
  16.         <token type="Literal"/>
    
  17.         <push state="expression"/>
    
  18.       </rule>
    
  19.       <rule pattern=":">
    
  20.         <token type="NameClass"/>
    
  21.         <push state="type"/>
    
  22.       </rule>
    
  23.       <rule pattern="\$">
    
  24.         <token type="NameAttribute"/>
    
  25.         <push state="annotation"/>
    
  26.       </rule>
    
  27.       <rule pattern="(struct|enum|interface|union|import|using|const|annotation|extends|in|of|on|as|with|from|fixed)\b">
    
  28.         <token type="Keyword"/>
    
  29.       </rule>
    
  30.       <rule pattern="[\w.]+">
    
  31.         <token type="Name"/>
    
  32.       </rule>
    
  33.       <rule pattern="[^#@=:$\w]+">
    
  34.         <token type="Text"/>
    
  35.       </rule>
    
  36.     </state>
    
  37.     <state name="type">
    
  38.       <rule pattern="[^][=;,(){}$]+">
    
  39.         <token type="NameClass"/>
    
  40.       </rule>
    
  41.       <rule pattern="[[(]">
    
  42.         <token type="NameClass"/>
    
  43.         <push state="parentype"/>
    
  44.       </rule>
    
  45.       <rule>
    
  46.         <pop depth="1"/>
    
  47.       </rule>
    
  48.     </state>
    
  49.     <state name="parentype">
    
  50.       <rule pattern="[^][;()]+">
    
  51.         <token type="NameClass"/>
    
  52.       </rule>
    
  53.       <rule pattern="[[(]">
    
  54.         <token type="NameClass"/>
    
  55.         <push/>
    
  56.       </rule>
    
  57.       <rule pattern="[])]">
    
  58.         <token type="NameClass"/>
    
  59.         <pop depth="1"/>
    
  60.       </rule>
    
  61.       <rule>
    
  62.         <pop depth="1"/>
    
  63.       </rule>
    
  64.     </state>
    
  65.     <state name="expression">
    
  66.       <rule pattern="[^][;,(){}$]+">
    
  67.         <token type="Literal"/>
    
  68.       </rule>
    
  69.       <rule pattern="[[(]">
    
  70.         <token type="Literal"/>
    
  71.         <push state="parenexp"/>
    
  72.       </rule>
    
  73.       <rule>
    
  74.         <pop depth="1"/>
    
  75.       </rule>
    
  76.     </state>
    
  77.     <state name="parenexp">
    
  78.       <rule pattern="[^][;()]+">
    
  79.         <token type="Literal"/>
    
  80.       </rule>
    
  81.       <rule pattern="[[(]">
    
  82.         <token type="Literal"/>
    
  83.         <push/>
    
  84.       </rule>
    
  85.       <rule pattern="[])]">
    
  86.         <token type="Literal"/>
    
  87.         <pop depth="1"/>
    
  88.       </rule>
    
  89.       <rule>
    
  90.         <pop depth="1"/>
    
  91.       </rule>
    
  92.     </state>
    
  93.     <state name="annotation">
    
  94.       <rule pattern="[^][;,(){}=:]+">
    
  95.         <token type="NameAttribute"/>
    
  96.       </rule>
    
  97.       <rule pattern="[[(]">
    
  98.         <token type="NameAttribute"/>
    
  99.         <push state="annexp"/>
    
  100.       </rule>
    
  101.       <rule>
    
  102.         <pop depth="1"/>
    
  103.       </rule>
    
  104.     </state>
    
  105.     <state name="annexp">
    
  106.       <rule pattern="[^][;()]+">
    
  107.         <token type="NameAttribute"/>
    
  108.       </rule>
    
  109.       <rule pattern="[[(]">
    
  110.         <token type="NameAttribute"/>
    
  111.         <push/>
    
  112.       </rule>
    
  113.       <rule pattern="[])]">
    
  114.         <token type="NameAttribute"/>
    
  115.         <pop depth="1"/>
    
  116.       </rule>
    
  117.       <rule>
    
  118.         <pop depth="1"/>
    
  119.       </rule>
    
  120.     </state>
    
  121.   </rules>
    
  122. </lexer>