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/usr/share/highlight/langDefs/luban.lang is in highlight-common 3.8-2.

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-- Language definition generated by lang2to3

Description="Luban"

Keywords={
  { Id=1,
    List={"as",  "break",  "continue",  "else",  "finish",  "for",  "foreach",  "if",  "implements",  "in",  "input",  "isa", "namespace", "output", "static",  "store",  "struct",  "typedef", "wait",  "waitfor", "while", "println"},
  },
  { Id=2,
    List={"bool", "char", "string", "vector", "map", "set", "null", "error", "enum", "range", "int", "double"},
  },
  { Id=3,
    List={"true", "false", "and", "or", "not"},
  },
}

Strings={
  Delimiter=[["|']],
}

IgnoreCase=false

Comments={
  { Block=false,
    Delimiter= { [[\/\/]] },
  },
  { Block=true,
    Nested=false,
    Delimiter= { [[\/\*]],[[\*\/]],}
  }
}

Operators=[[\(|\)|\[|\]|\{|\}|\,|\;|\.|\:|\&|\<|\>|\!|\=|\/|\*|\%|\+|\-|\~]]

--FIXME no default escchar param: regex(\\\d{3}|\\x\p{XDigit}{2}|\\[ntvbrfa\\\?'"])