Method: Thor::Shell::Basic#print_in_columns

Defined in:
lib/thor/shell/basic.rb

Prints values in columns

Parameters

Array[String, String, …]



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# File 'lib/thor/shell/basic.rb', line 137

def print_in_columns(array)
  return if array.empty?
  colwidth = (array.map { |el| el.to_s.size }.max || 0) + 2
  array.each_with_index do |value, index|
    # Don't output trailing spaces when printing the last column
    if ((((index + 1) % (terminal_width / colwidth))).zero? && !index.zero?) || index + 1 == array.length
      stdout.puts value
    else
      stdout.printf("%-#{colwidth}s", value)
    end
  end
end