Add a new-line to the end of route method generated code.

Fix regression on route method that was added by
bac812a7ef2660a2fe2ab00822e5e66228379822. The regression was that when
calling the `route` method, we were not appending a \n anymore.

[fixes #19316]

2 files changed, 5 insertions, 3 deletions

diff --git a/railties/lib/rails/generators/actions.rb b/railties/lib/rails/generators/actions.rb
index c1bc646c65..70a20801a0 100644
--- a/railties/lib/rails/generators/actions.rb
+++ b/railties/lib/rails/generators/actions.rb
@@ -221,7 +221,7 @@ module Rails
         sentinel = /\.routes\.draw do\s*\n/m
 
         in_root do
-          inject_into_file 'config/routes.rb', "  #{routing_code}", { after: sentinel, verbose: false, force: true }
+          inject_into_file 'config/routes.rb', "  #{routing_code}\n", { after: sentinel, verbose: false, force: true }
         end
       end
 
diff --git a/railties/lib/rails/generators/rails/resource_route/resource_route_generator.rb b/railties/lib/rails/generators/rails/resource_route/resource_route_generator.rb
index e4a2bc2b0f..c986f95e67 100644
--- a/railties/lib/rails/generators/rails/resource_route/resource_route_generator.rb
+++ b/railties/lib/rails/generators/rails/resource_route/resource_route_generator.rb
@@ -29,8 +29,10 @@ module Rails
           write("end", route_length - index)
         end
 
-        # route prepends two spaces onto the front of the string that is passed, this corrects that
-        route route_string[2..-1]
+        # route prepends two spaces onto the front of the string that is passed, this corrects that.
+        # Also it adds a \n to the end of each line, as route already adds that
+        # we need to correct that too.
+        route route_string[2..-2]
       end
 
       private