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Source Code

# File rdoc/parsers/parse_rb.rb, line 270
def RubyToken.def_token(token_n, super_token = Token, reading = nil, *opts)
  token_n = token_n.id2name unless token_n.kind_of?(String)
  if RubyToken.const_defined?(token_n)
    IRB.fail AlreadyDefinedToken, token_n
  end

  token_c =  Class.new super_token
  RubyToken.const_set token_n, token_c
#    token_c.inspect

  if reading
    if TkReading2Token[reading]
      IRB.fail TkReading2TokenDuplicateError, token_n, reading
    end
    if opts.empty?
      TkReading2Token[reading] = [token_c]
    else
      TkReading2Token[reading] = [token_c].concat(opts)
    end
  end
  TkSymbol2Token[token_n.intern] = token_c

  if token_c <= TkOp
    token_c.class_eval %{
      def self.op_name; "#{reading}"; end
    }
  end
end