Class: GetaroundUtils::Utils::DeepKeyValueSerializer

Inherits:
Object
  • Object
show all
Defined in:
lib/getaround_utils/utils/deep_key_value_serializer.rb

Direct Known Subclasses

LogFormatters::DeepKeyValue

Instance Method Summary collapse

Constructor Details

#initialize(max_depth: 5, max_length: 512) ⇒ DeepKeyValueSerializer

Returns a new instance of DeepKeyValueSerializer.



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# File 'lib/getaround_utils/utils/deep_key_value_serializer.rb', line 5

def initialize(max_depth: 5, max_length: 512)
  @max_depth = max_depth
  @max_length = max_length
end

Instance Method Details

#flattify(value, result = {}, path = []) ⇒ Object

stackoverflow.com/questions/48836464/how-to-flatten-a-hash-making-each-key-a-unique-value



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# File 'lib/getaround_utils/utils/deep_key_value_serializer.rb', line 26

def flattify(value, result = {}, path = [])
  if path.length > @max_depth
    result[path.join(".")] = '"..."'
    return result
  end
  case value
  when Array
    value.each.with_index(0) do |v, i|
      flattify(v, result, path + [i])
    end
  when Hash
    value.each do |k, v|
      flattify(v, result, path + [k])
    end
  when Numeric
    result[path.join(".")] = value.to_s
  when String
    value = if value =~ /^".*"$/
      value.length >= @max_length ? %{#{value[0...@max_length]} ..."} : value
    else
      value.length >= @max_length ? %{#{value[0...@max_length]} ...}.inspect : value.inspect
    end
    result[path.join(".")] = value
  else
    flattify(value.to_s, result, path)
  end
  result
end

#serialize(data) ⇒ Object 



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# File 'lib/getaround_utils/utils/deep_key_value_serializer.rb', line 10

def serialize(data)
  case data
  when Array
    flattify(data).map { |key, value| "#{key}=#{value}" }.join(' ')
  when Hash
    flattify(data).map { |key, value| "#{key}=#{value}" }.join(' ')
  when Numeric
    data.to_s
  when String
    data =~ /^".*"$/ ? data : data.inspect
  else
    data.to_s.inspect
  end
end