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Instance Method Summary collapse

Instance Method Details

#flatten_hash(hash) ⇒ Object 



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# File 'lib/fluent/plugin/out_indicative.rb', line 9

def flatten_hash(hash)
  hash.each_with_object({}) do |(k, v), h|
    if v.is_a? Hash
      flatten_hash(v).map do |h_k, h_v|
        h["#{k}.#{h_k}"] = h_v
      end
    elsif v.is_a? Array
      # Indicative doesn't support arrays so we use the value of the array as a key and set it to true
      v.each do |item|
        if item.is_a?(Hash) && item.has_key?("key") && item.has_key?("value")
          h["#{k}.#{item["key"]}"] = item["value"]
        else
          h["#{k}.#{item}"] = true
        end
      end
    else
      h[k] = v
    end
   end
end