Revert "Merge pull request #7587 from elia/fix-too-eager-loading"

This reverts commit 3663057518.

REASON: This caused a regression that add app folder in the eager load
path. See #8146 for more information.

Conflicts:
	railties/CHANGELOG.md

railties/CHANGELOG.md

@@ -38,8 +38,6 @@
 
 *   Ensure that `RAILS_ENV` is set when accessing Rails.env *Steve Klabnik*
 
-*   Don't eager-load `app/assets` and `app/views` *Elia Schito*
-
 *   Add `.rake` to list of file extensions included by `rake notes` and `rake notes:custom`. *Brent J. Nordquist*
 
 *   New test locations `test/models`, `test/helpers`, `test/controllers`, and

railties/lib/rails/paths.rb

@@ -99,15 +99,14 @@ module Rails
     protected
 
       def filter_by(constraint)
-        yes = []
-        no  = []
-
+        all = []
         all_paths.each do |path|
-          paths = path.existent + path.existent_base_paths
-          path.send(constraint) ? yes.concat(paths) : no.concat(paths)
+          if path.send(constraint)
+            paths  = path.existent
+            paths -= path.children.map { |p| p.send(constraint) ? [] : p.existent }.flatten
+            all.concat(paths)
+          end
         end
-
-        all = yes - no
         all.uniq!
         all
       end
@@ -135,7 +134,6 @@ module Rails
         keys.delete(@current)
         @root.values_at(*keys.sort)
       end
-      deprecate :children
 
       def first
         expanded.first
@@ -212,10 +210,6 @@ module Rails
         expanded.select { |d| File.directory?(d) }
       end
 
-      def existent_base_paths
-        map { |p| File.expand_path(p, @root.path) }.select{ |f| File.exist? f }
-      end
-
       alias to_a expanded
     end
   end

railties/test/application/paths_test.rb

@@ -59,8 +59,6 @@ module ApplicationTests
       assert eager_load.include?(root("app/controllers"))
       assert eager_load.include?(root("app/helpers"))
       assert eager_load.include?(root("app/models"))
-      assert !eager_load.include?(root("app/views")), "expected to not be in the eager_load_path"
-      assert !eager_load.include?(root("app/assets")), "expected to not be in the eager_load_path"
     end
 
     test "environments has a glob equal to the current environment" do
@@ -75,7 +73,6 @@ module ApplicationTests
       assert_in_load_path "vendor"
 
       assert_not_in_load_path "app", "views"
-      assert_not_in_load_path "app", "assets"
       assert_not_in_load_path "config"
       assert_not_in_load_path "config", "locales"
       assert_not_in_load_path "config", "environments"