Better and more performant ruby rendering in alternative terminal

Ref: https://github.com/ruby/ruby/blob/ruby_2_7/lib/irb/easter-egg.rb#L112-L131
Ref: https://stackoverflow.com/questions/11023929/using-the-alternate-screen-in-a-bash-script
Ref: https://superuser.com/questions/122911/what-commands-can-i-use-to-reset-and-clear-my-terminal

1 files changed, 5 insertions, 3 deletions

diff --git a/CLI/ruby/bin/game-of-life b/CLI/ruby/bin/game-of-life
index 16dc0fa..08dbeca 100755
--- a/CLI/ruby/bin/game-of-life
+++ b/CLI/ruby/bin/game-of-life
@@ -8,7 +8,7 @@ class CLI < Thor
   map %w[-v --version] => :version
   desc "--version, -v", "Prints the Game of Life version information"
   def version
-    puts "Game of Life version #{GameOfLife::VERSION}"
+    print "Game of Life version #{GameOfLife::VERSION}"
   end
 
   default_task :start
@@ -50,8 +50,10 @@ end
 begin
   CLI.start(ARGV)
 rescue SystemExit, Interrupt
-  "Do nothing when user exits with Interrupt (CMD/Ctrl + C)"
+  # Print Seed/File used in previous run when  user exits with Interrupt (CMD/Ctrl + C)
+  print "\e[?1049l"
+  print "#{GameOfLife::BANNER}\n\e[0m"
 rescue NotImplementedError, GameOfLife::Error => e
-  puts e.message
+  print e.message
   exit(-1)
 end