Download this file and run in your console for a merry christmas message!

christmas_tree.rb

# This Program creates and outputs a formatted and colorized chirstmas tree with "Merry Christmas!" below it

# This code handles colorization of console output
class String
  # colorization
  def colorize(color_code)
    "\e[#{color_code}m#{self}\e[0m"
  end

  def red
    colorize(31)
  end

  def green
    colorize(32)
  end

  def yellow
    colorize(33)
  end

  def blue
    colorize(34)
  end

  def pink
    colorize(35)
  end

  def light_blue
    colorize(36)
  end
end

# This creates a pyramid based on how many lines you wish to see
# MODIFICATION MADE TO FORMAT XMAS TREE!
# - REMOVE '(space * 6)' FROM LINE 44 TO RETURN TO ORIGINAL FORMATTING
def make_stars(size)
  star = '*'
  space = ' '
  arr = []
  for i in 1..size
    arr << [i == 1 ? star : star * ((i * 2) - 2)]
  end
  arr = arr.map { |e| e.join().split('').join(' ') }
  length = arr.last.length
  arr = arr.each_with_index.map { |e,i| (space * 6) + (space * ((length - arr[i].size) / 2)) + e + (space * ((length - arr[i].size) / 2))  }
  arr
end

# This is all ouput to create the tree
puts ("\n" * 2)
puts make_stars(6)[0].yellow
puts make_stars(6)[1]
pink = make_stars(6)[2].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 14 || i == 16
      x.light_blue
    else
      x
    end
  else
    x
  end
 }.join
puts pink
pink = make_stars(6)[3].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 12 || i == 18
      x.pink
    else
      x
    end
  else
    x
  end
 }.join
puts pink
blues = make_stars(6)[4].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 10 || i == 20 || i == 14 || i == 16
      x.blue
    else
      x
    end
  else
    x
  end
 }.join
puts blues
pink = make_stars(6)[3].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 12 || i == 18
      x.pink
    else
      x
    end
  else
    x
  end
 }.join
puts pink
red = make_stars(6)[4].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 10 || i == 20 || i == 14 || i == 16
      x.red
    else
      x
    end
  else
    x
  end
 }.join
puts red
blue = make_stars(6)[5].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 12 || i == 18 || i == 8 || i == 22
      x.blue
    else
      x
    end
  else
    x
  end
 }.join
puts blue
light = make_stars(6)[3].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 12 || i == 18
      x.light_blue
    else
      x
    end
  else
    x
  end
 }.join
puts light
blues = make_stars(6)[4].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 10 || i == 20 || i == 14 || i == 16
      x.blue
    else
      x
    end
  else
    x
  end
 }.join
puts blues
pinks = make_stars(6)[5].split('').each_with_index.map { |x,i| 
  if x == '*'
    if i == 18 || i == 12 || i == 8 || i == 22
      x.pink
    else
      x
    end
  else
    x
  end
 }.join
puts pinks
4.times { puts make_stars(6)[1] }
puts ("\n" * 2) + (" " * 8) + "Merry ".red + "Christmas" + "!".yellow + ("\n" * 2)