Top Level Namespace

Defined Under Namespace

Modules: BggHotnessCLI

Instance Method Summary collapse

Instance Method Details

Prints array with commas as needed



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# File 'lib/bgg-hotness-cli/helpers.rb', line 8

def print_array(plural, single, array, indent)
# Sometimes new games have empty fields.
# Don't do anything if array is empty.
if array.size != 0 
  puts array.size > 1 ? "#{plural.upcase}: " : "#{single.upcase}: "
  
  # Initialize variable for holding output string
  output = "" 
    array.each_with_index do |item,idx| 
      output += item

      # if there's more than one item and this isn't the last item, add commas
      if item != array.last && array.size > 1

        # print an & before last item
        if idx == array.size - 2 
          output += ", & " 

        # otherwise, just print a comma and space
        else 
          output += ", " 
        end
      end
    end

    # print the output with word-wrapping
    puts wrap(output, indent)
    puts
  end
end

#wrap(s, indent, width = 78) ⇒ Object

via www.java2s.com/Code/Ruby/String/WordwrappingLinesofText.htm



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# File 'lib/bgg-hotness-cli/helpers.rb', line 3

def wrap(s, indent, width=78)
  s.gsub(/(.{1,#{width}})(\s+|\Z)/, "#{indent}\\1\n")
end