Data Driven vs Event Driven

gistfile1.txt

# Data Driven Code
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
=> 0
irb(main):002> boti_pontszama +1
=> 1
irb(main):003> gergo_pontszama = 0
=> 0
irb(main):004> gergo_pontszama += 1
=> 1
irb(main):005> boti_pontszama += 1
=> 1
irb(main):006> boti_pontszama
=> 1
irb(main):007> boti_pontszama += 1
=> 2
irb(main):008> pontszamok = [boti_pontszama, gergo_pontszama]
=> [2, 1]
irb(main):009> pontszamok = {boti: boti_pontszama, gergo: gergo_pontszama}
=> {:boti=>2, :gergo=>1}
irb(main):010> gergo_pontszama += 1
=> 2
irb(main):011> pontszamok = {boti: boti_pontszama, gergo: gergo_pontszama}
=> {:boti=>2, :gergo=>2}
irb(main):012> boti_pontszama += 1
=> 3
irb(main):013> gergo_pontszama += 1
=> 3
irb(main):014> pontszamok
=> {:boti=>2, :gergo=>2}
irb(main):015>

# Event Driven Code
$score_board = { }

def reset()
  $score_board = { }
end

def add_player(name:)
  $score_board.merge!({"#{name}" => 0})
end

def score(name:)
  current_score = $score_board.fetch(name){0}
  $score_board.merge!({"#{name}" => (current_score + 1)})
end

def display_score
  puts $score_board
end