Alias the method alive?

This provide the future flexibility when needing to override the method
to provide a custom behaviour it can be done and removing of the alias
and the rest of the class should be untouched

2 files changed, 6 insertions, 1 deletions

diff --git a/CLI/ruby/.rubocop.yml b/CLI/ruby/.rubocop.yml
index 59385a2..12f8fd8 100644
--- a/CLI/ruby/.rubocop.yml
+++ b/CLI/ruby/.rubocop.yml
@@ -11,6 +11,9 @@ Layout/LineLength:
 Style/AccessModifierDeclarations:
   EnforcedStyle: inline
 
+Style/Alias:
+  EnforcedStyle: prefer_alias_method
+
 Style/BlockDelimiters:
   Exclude:
     - 'spec/**/*'
diff --git a/CLI/ruby/lib/game_of_life/cell.rb b/CLI/ruby/lib/game_of_life/cell.rb
index a02ff4a..62cd3a1 100644
--- a/CLI/ruby/lib/game_of_life/cell.rb
+++ b/CLI/ruby/lib/game_of_life/cell.rb
@@ -4,6 +4,8 @@ module GameOfLife
   class Cell
     attr_accessor :alive, :pos_x, :pos_y
 
+    alias_method :alive?, :alive
+
     # Initialize a cell in the game of life universe
     # @param alive [True|False] boolean indicating if the cell is considered alive
     # @param pos_x [Integer] the x position on the cyclic universe plane
@@ -18,7 +20,7 @@ module GameOfLife
     # Both LIVE_CELL, and DEAD_CELL constant are defined on the application start from the options
     # @return [String] if a cell is alive or an empty space
     def to_s
-      @alive ? LIVE_CELL : DEAD_CELL
+      alive? ? LIVE_CELL : DEAD_CELL
     end
   end
 end