class ActiveRecord::ConnectionAdapters::PostgreSQL::OID::Bit

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def cast_value(value) 

def cast_value(value)
  if ::String === value
    case value
    when /^0x/i
      value[2..-1].hex.to_s(2) # Hexadecimal notation
    else
      value                    # Bit-string notation
    end
  else
    value.to_s
  end
end

def serialize(value) 

def serialize(value)
  Data.new(super) if value
end

def type

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def type
  :bit
end