diff options
| -rw-r--r-- | actionview/lib/action_view/lookup_context.rb | 24 | ||||
| -rw-r--r-- | actionview/lib/action_view/renderer/template_renderer.rb | 8 | ||||
| -rw-r--r-- | actionview/test/template/lookup_context_test.rb | 25 |
3 files changed, 42 insertions, 15 deletions
diff --git a/actionview/lib/action_view/lookup_context.rb b/actionview/lib/action_view/lookup_context.rb index cc262dc2b7..c2f6439e26 100644 --- a/actionview/lib/action_view/lookup_context.rb +++ b/actionview/lib/action_view/lookup_context.rb @@ -3,6 +3,7 @@ require "concurrent/map" require "active_support/core_ext/module/remove_method" require "active_support/core_ext/module/attribute_accessors" +require "active_support/deprecation" require "action_view/template/resolver" module ActionView @@ -132,11 +133,24 @@ module ActionView # Adds fallbacks to the view paths. Useful in cases when you are rendering # a :file. def with_fallbacks - view_paths = @view_paths - @view_paths = build_view_paths((view_paths.paths + self.class.fallbacks).uniq) - yield - ensure - @view_paths = view_paths + view_paths = build_view_paths((@view_paths.paths + self.class.fallbacks).uniq) + + if block_given? + ActiveSupport::Deprecation.warn <<~eowarn + Calling `with_fallbacks` with a block is deprecated. Call methods on + the lookup context returned by `with_fallbacks` instead. + eowarn + + begin + _view_paths = @view_paths + @view_paths = view_paths + yield + ensure + @view_paths = _view_paths + end + else + ActionView::LookupContext.new(view_paths, @details, @prefixes) + end end private diff --git a/actionview/lib/action_view/renderer/template_renderer.rb b/actionview/lib/action_view/renderer/template_renderer.rb index fb5539e0db..6a50ccff7f 100644 --- a/actionview/lib/action_view/renderer/template_renderer.rb +++ b/actionview/lib/action_view/renderer/template_renderer.rb @@ -28,7 +28,7 @@ module ActionView elsif options.key?(:html) Template::HTML.new(options[:html], formats.first) elsif options.key?(:file) - with_fallbacks { find_file(options[:file], nil, false, keys, @details) } + @lookup_context.with_fallbacks.find_file(options[:file], nil, false, keys, @details) elsif options.key?(:inline) handler = Template.handler_for_extension(options[:type] || "erb") Template.new(options[:inline], "inline template", handler, locals: keys) @@ -36,7 +36,7 @@ module ActionView if options[:template].respond_to?(:render) options[:template] else - find_template(options[:template], options[:prefixes], false, keys, @details) + @lookup_context.find_template(options[:template], options[:prefixes], false, keys, @details) end else raise ArgumentError, "You invoked render but did not give any of :partial, :template, :inline, :file, :plain, :html or :body option." @@ -82,9 +82,9 @@ module ActionView when String begin if layout.start_with?("/") - with_fallbacks { find_template(layout, nil, false, [], details) } + @lookup_context.with_fallbacks.find_template(layout, nil, false, [], details) else - find_template(layout, nil, false, [], details) + @lookup_context.find_template(layout, nil, false, [], details) end rescue ActionView::MissingTemplate all_details = @details.merge(formats: @lookup_context.default_formats) diff --git a/actionview/test/template/lookup_context_test.rb b/actionview/test/template/lookup_context_test.rb index 0894925c9f..290f832794 100644 --- a/actionview/test/template/lookup_context_test.rb +++ b/actionview/test/template/lookup_context_test.rb @@ -122,19 +122,32 @@ class LookupContextTest < ActiveSupport::TestCase test "adds fallbacks to view paths when required" do assert_equal 1, @lookup_context.view_paths.size - @lookup_context.with_fallbacks do - assert_equal 3, @lookup_context.view_paths.size - assert_includes @lookup_context.view_paths, ActionView::FallbackFileSystemResolver.new("") - assert_includes @lookup_context.view_paths, ActionView::FallbackFileSystemResolver.new("/") + assert_deprecated do + @lookup_context.with_fallbacks do + assert_equal 3, @lookup_context.view_paths.size + assert_includes @lookup_context.view_paths, ActionView::FallbackFileSystemResolver.new("") + assert_includes @lookup_context.view_paths, ActionView::FallbackFileSystemResolver.new("/") + end end + + @lookup_context = @lookup_context.with_fallbacks + + assert_equal 3, @lookup_context.view_paths.size + assert_includes @lookup_context.view_paths, ActionView::FallbackFileSystemResolver.new("") + assert_includes @lookup_context.view_paths, ActionView::FallbackFileSystemResolver.new("/") end test "add fallbacks just once in nested fallbacks calls" do - @lookup_context.with_fallbacks do + assert_deprecated do @lookup_context.with_fallbacks do - assert_equal 3, @lookup_context.view_paths.size + @lookup_context.with_fallbacks do + assert_equal 3, @lookup_context.view_paths.size + end end end + + @lookup_context = @lookup_context.with_fallbacks.with_fallbacks + assert_equal 3, @lookup_context.view_paths.size end test "generates a new details key for each details hash" do |