expressions.rb

#
# Expressions & Conditionals
#

games = ["Super Mario Bros.", "Contra", "Metroid", "Mega Man 2"]

# Unless
unless games.empty?
  puts "Games in your vast collection: #{games.count}"
end

#  Inline unless
puts "Games in your vast collection: #{games.count}" unless games.empty?


# If / Else
if games.empty?
  puts "You don't have games in your collection"
else
  puts "Games in your vast collection: #{games.count}"
end

# Inline If
puts "You don't have games in  your collection." if games.empty?


# && / "AND"
if user && user.signed_in?
  # Do something here...
end