Class: RamperFileMetrics

Inherits:
Object
  • Object
show all
Defined in:
lib/ramper_file_metrics.rb

Instance Method Summary collapse

Constructor Details

#initialize(flags) ⇒ RamperFileMetrics

Returns a new instance of RamperFileMetrics.



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# File 'lib/ramper_file_metrics.rb', line 5

def initialize(flags)
  if flags.empty?
    selected = Array.new(CSV_COLS.count, true)
  else
    selected    = Array.new(CSV_COLS.count, false)
    selected[0] = true
    #TODO: use command line parser
    #TODO: change array to hash
    flags.each do |f|
      case f
        when '-a'
          selected[3] = true
        when '-c'
          selected[2] = true
        when '-f'
          selected[4] = true
        when '-l'
          selected[1] = true
      end
    end
  end

  @csv_header       = CSV_COLS.select.with_index { |_, ind| selected[ind] }
  @selected_metrics = METRICS.select.with_index { |_, ind| selected[ind] }
end

Instance Method Details

#process_file(file) ⇒ Object 



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# File 'lib/ramper_file_metrics.rb', line 35

def process_file(file)
  @selected_metrics.map.with_index do |m, ind|
    begin
      m.call(file)
    rescue => e
      Array.new(@csv_header[ind].count, "Error #{e.message}".gsub(",", ";"))
    end
  end.flatten.join(', ')
end

#process_file_format ⇒ Object 



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# File 'lib/ramper_file_metrics.rb', line 31

def process_file_format
  @csv_header.flatten.join(', ')
end