Initalize git repo when creatin new rails app

* If `--skip-git` is not specified initalize git repo
 when creating new rails app

railties/CHANGELOG.md

@@ -1,3 +1,8 @@
+*   Initialize git repo when generating new app, if option `--skip-git`
+    is not provided.
+
+    *Dino Maric*
+
 *   Don't generate HTML/ERB templates for scaffold controller with `--api` flag.
 
     Fixes #27591.

railties/lib/rails/generators/rails/app/app_generator.rb

@@ -53,6 +53,12 @@ def gitignore
       template "gitignore", ".gitignore"
     end
 
+    def version_control
+      unless options[:skip_git]
+        run "git init"
+      end
+    end
+
     def app
       directory "app"
 
@@ -205,6 +211,7 @@ def create_root_files
         build(:configru)
         build(:gitignore)   unless options[:skip_git]
         build(:gemfile)     unless options[:skip_gemfile]
+        build(:version_control)
       end
 
       def create_app_files

railties/test/generators/app_generator_test.rb

@@ -731,6 +731,11 @@ def test_gitignore_when_non_sqlite3_db
     end
   end
 
+  def test_version_control_initializes_git_repo
+    run_generator [destination_root]
+    assert_directory ".git"
+  end
+
   def test_create_keeps
     run_generator
     folders_with_keep = %w(
@@ -777,7 +782,7 @@ def test_after_bundle_callback
       template
     end
 
-    sequence = ["install", "exec spring binstub --all", "echo ran after_bundle"]
+    sequence = ["git init", "install", "exec spring binstub --all", "echo ran after_bundle"]
     @sequence_step ||= 0
     ensure_bundler_first = -> command do
       assert_equal sequence[@sequence_step], command, "commands should be called in sequence #{sequence}"
@@ -792,7 +797,7 @@ def test_after_bundle_callback
       end
     end
 
-    assert_equal 3, @sequence_step
+    assert_equal 4, @sequence_step
   end
 
   private

railties/test/generators/shared_generator_tests.rb

@@ -109,6 +109,7 @@ def test_skip_bundle
   def test_skip_git
     run_generator [destination_root, "--skip-git", "--full"]
     assert_no_file(".gitignore")
+    assert_no_directory(".git")
   end
 
   def test_skip_keeps