Remove equality checks due to infinite loop

2 files changed, 4 insertions, 24 deletions

diff --git a/lib/family_tree.rb b/lib/family_tree.rb
index 908cb65..5ba8c72 100644
--- a/lib/family_tree.rb
+++ b/lib/family_tree.rb
@@ -35,9 +35,12 @@ class FamilyTree
   # @return [String] 'CHILD_ADDED' if the child is added successfully, 'CHILD_ADDITION_FAILED' otherwise.
   def add_child(mothers_name, name, gender)
     result = find_person_in_families(mothers_name)
+    parent = result[:person]
     parent_of_family = result[:parent_of_family]
 
-    return 'CHILD_ADDITION_FAILED' if parent_of_family.nil? || parent_of_family.mother.is_a?(NilPerson)
+    if parent_of_family.nil? || parent_of_family.mother.is_a?(NilPerson) || parent_of_family.father.eql?(parent)
+      return 'CHILD_ADDITION_FAILED'
+    end
 
     return 'CHILD_ADDITION_FAILED' if parent_of_family.children.any? { |child| child.name.casecmp(name).zero? }
 
diff --git a/lib/person.rb b/lib/person.rb
index 9a3dcb6..0b8c634 100644
--- a/lib/person.rb
+++ b/lib/person.rb
@@ -17,29 +17,6 @@ class Person
     @spouse = spouse
   end
 
-  # Checks equality with another object.
-  #
-  # @param other [Object] The object to compare with.
-  # @return [Boolean] True if the other object is a Person with the same name, gender, and spouse, false otherwise.
-  def ==(other)
-    other.is_a?(Person) && name == other.name && gender == other.gender && spouse == other.spouse
-  end
-
-  # Checks equality with another object (alias for ==).
-  #
-  # @param other [Object] The object to compare with.
-  # @return [Boolean] True if the other object is a Person with the same name, gender, and spouse, false otherwise.
-  def eql?(other)
-    self == other
-  end
-
-  # Computes the hash code for the Person object.
-  #
-  # @return [Integer] The hash code based on the name, gender, and spouse.
-  def hash
-    [name, gender, spouse].hash
-  end
-
   # Returns a string representation of the Person.
   #
   # @return [String] The string representation in the format "name (gender)".