Add the basic Universe class

1 files changed, 26 insertions, 0 deletions

diff --git a/CLI/ruby/lib/game_of_life/universe.rb b/CLI/ruby/lib/game_of_life/universe.rb
new file mode 100644
index 0000000..a8c9050
--- /dev/null
+++ b/CLI/ruby/lib/game_of_life/universe.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require "forwardable"
+
+module GameOfLife
+  class Universe
+    extend Forwardable
+
+    attr_accessor :universe
+    def_delegators :@universe, :[]
+
+    # Initialize the empty initial universe 2D array
+    # @param width [Integer] the width of the universe array
+    # @param height [Integer] the height of the universe array
+    def initialize(width:, height:)
+      @universe = Array.new(height) { Array.new(width) }
+    end
+
+    # Representation of the game of life universe
+    # @return [String] representing the current state
+    # @see ::GameOfLife::Cell#to_s
+    def to_s
+      @universe.map(&:join).join("\n")
+    end
+  end
+end