2 files changed, 0 insertions, 28 deletions
diff --git a/railties/lib/rails/backtrace_cleaner.rb b/railties/lib/rails/backtrace_cleaner.rb
index 0e78959966..b1e3c923b7 100644
--- a/railties/lib/rails/backtrace_cleaner.rb
+++ b/railties/lib/rails/backtrace_cleaner.rb
@@ -16,19 +16,7 @@ module Rails
       add_filter { |line| line.sub(@root, EMPTY_STRING) }
       add_filter { |line| line.sub(RENDER_TEMPLATE_PATTERN, EMPTY_STRING) }
       add_filter { |line| line.sub(DOT_SLASH, SLASH) } # for tests
-
-      add_gem_filters
       add_silencer { |line| !APP_DIRS_PATTERN.match?(line) }
     end
-
-    private
-      def add_gem_filters
-        gems_paths = (Gem.path | [Gem.default_dir]).map { |p| Regexp.escape(p) }
-        return if gems_paths.empty?
-
-        gems_regexp = %r{(#{gems_paths.join('|')})/gems/([^/]+)-([\w.]+)/(.*)}
-        gems_result = '\2 (\3) \4'.freeze
-        add_filter { |line| line.sub(gems_regexp, gems_result) }
-      end
   end
 end
diff --git a/railties/test/backtrace_cleaner_test.rb b/railties/test/backtrace_cleaner_test.rb
index 8490f9eb10..90e084ddca 100644
--- a/railties/test/backtrace_cleaner_test.rb
+++ b/railties/test/backtrace_cleaner_test.rb
@@ -8,22 +8,6 @@ class BacktraceCleanerTest < ActiveSupport::TestCase
     @cleaner = Rails::BacktraceCleaner.new
   end
 
-  test "should format installed gems correctly" do
-    backtrace = [ "#{Gem.path[0]}/gems/nosuchgem-1.2.3/lib/foo.rb" ]
-    result = @cleaner.clean(backtrace, :all)
-    assert_equal "nosuchgem (1.2.3) lib/foo.rb", result[0]
-  end
-
-  test "should format installed gems not in Gem.default_dir correctly" do
-    target_dir = Gem.path.detect { |p| p != Gem.default_dir }
-    # skip this test if default_dir is the only directory on Gem.path
-    if target_dir
-      backtrace = [ "#{target_dir}/gems/nosuchgem-1.2.3/lib/foo.rb" ]
-      result = @cleaner.clean(backtrace, :all)
-      assert_equal "nosuchgem (1.2.3) lib/foo.rb", result[0]
-    end
-  end
-
   test "should consider traces from irb lines as User code" do
     backtrace = [ "(irb):1",
                   "/Path/to/rails/railties/lib/rails/commands/console.rb:77:in `start'",