Username splits names by space and doesn't regex match them

lib/faker/default/internet.rb

@@ -63,7 +63,12 @@ def email(name: nil, separators: nil, domain: nil)
       #   Faker::Internet.username(specifier: 20, separators: ['_'])  #=> "nikki_sawaynnikki_saway"
       def username(specifier: nil, separators: %w[. _])
         with_locale(:en) do
-          return shuffle(specifier.scan(/[[:word:]]+/)).join(sample(separators)).downcase if specifier.respond_to?(:scan)
+          if specifier.respond_to?(:scan)
+            names = specifier&.split
+            shuffled_names = shuffle(names)
+
+            return shuffled_names.join(sample(separators)).downcase
+          end
 
           case specifier
           when Integer

test/faker/default/test_faker_internet.rb

@@ -83,6 +83,10 @@ def test_username
     assert_match(/[a-z]+((_|\.)[a-z]+)?/, @tester.username)
   end
 
+  def test_username_with_apostrophes
+    assert_match(/\A[a-z']+([_.][a-z']+)*\z/, @tester.username(specifier: "Alexis O'Connell"))
+  end
+
   def test_user_name_alias
     assert_equal @tester.method(:username), @tester.method(:user_name)
   end

test/faker/default/test_faker_omniauth.rb

@@ -341,7 +341,7 @@ def test_omniauth_linkedin
   end
 
   def test_omniauth_linkedin_with_name
-    custom_name           = 'Happy Gilmore'
+    custom_name           = "Alexis O'Connell"
     first_name, last_name = custom_name.split
     auth                  = @tester.linkedin(name: custom_name)
     info                  = auth[:info]