Module: SimpleTable

Defined in:
lib/simpletable.rb,
lib/simpletable/version.rb

Constant Summary collapse

VERSION = 
"0.1.1"

Instance Method Summary collapse

Instance Method Details

#create(objects, titles, methods, options = {}) ⇒ Object 



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# File 'lib/simpletable.rb', line 7

def create( objects, titles, methods, options = {} )
  raise "Mismatched number of methods and column titles" if titles.length != methods.length

  divider = options[:divider] || DEFAULT_DIVIDER
  padding = options[:padding] || DEFAULT_PADDING

  widths = []
  # calculate column widths
  titles.zip(methods).each do |title,method|
    widths << objects.collect { |o| o.send(method).to_s }.push(title).group_by(&:size).max.first + padding
  end

  # print table header
  print_row(titles,widths)
  puts divider * (widths.inject(:+) - padding)  # sum of column widths - padding

  # print table body
  objects.each do |o|
    data = methods.collect{ |m| o.send(m) } # collect row data
    print_row(data,widths)
  end
end