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-rw-r--r--actionpack/CHANGELOG.md2
-rw-r--r--actionpack/lib/action_controller/metal/feature_policy.rb2
-rw-r--r--activestorage/test/analyzer/video_analyzer_test.rb1
-rw-r--r--activesupport/lib/active_support/cache.rb9
-rw-r--r--activesupport/lib/active_support/core_ext/object/duplicable.rb124
-rw-r--r--activesupport/test/core_ext/object/duplicable_test.rb2
-rw-r--r--guides/source/layouts_and_rendering.md46
-rw-r--r--guides/source/upgrading_ruby_on_rails.md55
-rw-r--r--railties/lib/rails/application/configuration.rb2
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/initializers/feature_policy.rb.tt2
-rw-r--r--railties/lib/rails/tasks/zeitwerk.rake98
-rw-r--r--railties/test/application/configuration_test.rb5
12 files changed, 69 insertions, 279 deletions
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md
index 72d6c46782..8e36df1bcc 100644
--- a/actionpack/CHANGELOG.md
+++ b/actionpack/CHANGELOG.md
@@ -15,7 +15,7 @@
f.microphone :none
f.usb :none
f.fullscreen :self
- f.payment :self, "https://secure-example.com"
+ f.payment :self, "https://secure.example.com"
end
```
diff --git a/actionpack/lib/action_controller/metal/feature_policy.rb b/actionpack/lib/action_controller/metal/feature_policy.rb
index eecca20dda..a627eabea6 100644
--- a/actionpack/lib/action_controller/metal/feature_policy.rb
+++ b/actionpack/lib/action_controller/metal/feature_policy.rb
@@ -19,7 +19,7 @@ module ActionController #:nodoc:
# f.microphone :none
# f.usb :none
# f.fullscreen :self
- # f.payment :self, "https://secure-example.com"
+ # f.payment :self, "https://secure.example.com"
# end
#
# # Controller level policy
diff --git a/activestorage/test/analyzer/video_analyzer_test.rb b/activestorage/test/analyzer/video_analyzer_test.rb
index d30f49315a..172a2f0aae 100644
--- a/activestorage/test/analyzer/video_analyzer_test.rb
+++ b/activestorage/test/analyzer/video_analyzer_test.rb
@@ -24,7 +24,6 @@ class ActiveStorage::Analyzer::VideoAnalyzerTest < ActiveSupport::TestCase
assert_equal 480, metadata[:width]
assert_equal 640, metadata[:height]
assert_equal [4, 3], metadata[:display_aspect_ratio]
- assert_equal 5.227975, metadata[:duration]
assert_equal 90, metadata[:angle]
end
diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb
index e055135bb4..a5063d0784 100644
--- a/activesupport/lib/active_support/cache.rb
+++ b/activesupport/lib/active_support/cache.rb
@@ -678,18 +678,15 @@ module ActiveSupport
end
def instrument(operation, key, options = nil)
- log { "Cache #{operation}: #{normalize_key(key, options)}#{options.blank? ? "" : " (#{options.inspect})"}" }
+ if logger && logger.debug? && !silence?
+ logger.debug "Cache #{operation}: #{normalize_key(key, options)}#{options.blank? ? "" : " (#{options.inspect})"}"
+ end
payload = { key: key }
payload.merge!(options) if options.is_a?(Hash)
ActiveSupport::Notifications.instrument("cache_#{operation}.active_support", payload) { yield(payload) }
end
- def log
- return unless logger && logger.debug? && !silence?
- logger.debug(yield)
- end
-
def handle_expired_entry(entry, key, options)
if entry && entry.expired?
race_ttl = options[:race_condition_ttl].to_i
diff --git a/activesupport/lib/active_support/core_ext/object/duplicable.rb b/activesupport/lib/active_support/core_ext/object/duplicable.rb
index c78ee6bbfc..3ebcdca02b 100644
--- a/activesupport/lib/active_support/core_ext/object/duplicable.rb
+++ b/activesupport/lib/active_support/core_ext/object/duplicable.rb
@@ -28,96 +28,6 @@ class Object
end
end
-class NilClass
- begin
- nil.dup
- rescue TypeError
-
- # +nil+ is not duplicable:
- #
- # nil.duplicable? # => false
- # nil.dup # => TypeError: can't dup NilClass
- def duplicable?
- false
- end
- end
-end
-
-class FalseClass
- begin
- false.dup
- rescue TypeError
-
- # +false+ is not duplicable:
- #
- # false.duplicable? # => false
- # false.dup # => TypeError: can't dup FalseClass
- def duplicable?
- false
- end
- end
-end
-
-class TrueClass
- begin
- true.dup
- rescue TypeError
-
- # +true+ is not duplicable:
- #
- # true.duplicable? # => false
- # true.dup # => TypeError: can't dup TrueClass
- def duplicable?
- false
- end
- end
-end
-
-class Symbol
- begin
- :symbol.dup
-
- # Some symbols couldn't be duped in Ruby 2.4.0 only, due to a bug.
- # This feature check catches any regression.
- "symbol_from_string".to_sym.dup
- rescue TypeError
-
- # Symbols are not duplicable:
- #
- # :my_symbol.duplicable? # => false
- # :my_symbol.dup # => TypeError: can't dup Symbol
- def duplicable?
- false
- end
- end
-end
-
-class Numeric
- begin
- 1.dup
- rescue TypeError
-
- # Numbers are not duplicable:
- #
- # 3.duplicable? # => false
- # 3.dup # => TypeError: can't dup Integer
- def duplicable?
- false
- end
- end
-end
-
-require "bigdecimal"
-class BigDecimal
- # BigDecimals are duplicable:
- #
- # BigDecimal("1.2").duplicable? # => true
- # BigDecimal("1.2").dup # => #<BigDecimal:...,'0.12E1',18(18)>
- def duplicable?
- true
- end
-end
-
class Method
# Methods are not duplicable:
#
@@ -128,32 +38,12 @@ class Method
end
end
-class Complex
- begin
- Complex(1).dup
- rescue TypeError
-
- # Complexes are not duplicable:
- #
- # Complex(1).duplicable? # => false
- # Complex(1).dup # => TypeError: can't copy Complex
- def duplicable?
- false
- end
- end
-end
-
-class Rational
- begin
- Rational(1).dup
- rescue TypeError
-
- # Rationals are not duplicable:
- #
- # Rational(1).duplicable? # => false
- # Rational(1).dup # => TypeError: can't copy Rational
- def duplicable?
- false
- end
+class UnboundMethod
+ # Unbound methods are not duplicable:
+ #
+ # method(:puts).unbind.duplicable? # => false
+ # method(:puts).unbind.dup # => TypeError: allocator undefined for UnboundMethod
+ def duplicable?
+ false
end
end
diff --git a/activesupport/test/core_ext/object/duplicable_test.rb b/activesupport/test/core_ext/object/duplicable_test.rb
index c9af2cb624..a577c30c40 100644
--- a/activesupport/test/core_ext/object/duplicable_test.rb
+++ b/activesupport/test/core_ext/object/duplicable_test.rb
@@ -6,7 +6,7 @@ require "active_support/core_ext/object/duplicable"
require "active_support/core_ext/numeric/time"
class DuplicableTest < ActiveSupport::TestCase
- RAISE_DUP = [method(:puts)]
+ RAISE_DUP = [method(:puts), method(:puts).unbind]
ALLOW_DUP = ["1", "symbol_from_string".to_sym, Object.new, /foo/, [], {}, Time.now, Class.new, Module.new, BigDecimal("4.56"), nil, false, true, 1, 2.3, Complex(1), Rational(1)]
def test_duplicable
diff --git a/guides/source/layouts_and_rendering.md b/guides/source/layouts_and_rendering.md
index 39935cd2ef..ce90a60e36 100644
--- a/guides/source/layouts_and_rendering.md
+++ b/guides/source/layouts_and_rendering.md
@@ -149,25 +149,6 @@ Rails knows that this view belongs to a different controller because of the embe
render template: "products/show"
```
-#### Rendering an Arbitrary File
-
-The `render` method can also use a view that's entirely outside of your application:
-
-```ruby
-render file: "/u/apps/warehouse_app/current/app/views/products/show"
-```
-
-The `:file` option takes an absolute file-system path. Of course, you need to have rights
-to the view that you're using to render the content.
-
-NOTE: Using the `:file` option in combination with users input can lead to security problems
-since an attacker could use this action to access security sensitive files in your file system.
-
-NOTE: By default, the file is rendered using the current layout.
-
-TIP: If you're running Rails on Microsoft Windows, you should use the `:file` option to
-render a file, because Windows filenames do not have the same format as Unix filenames.
-
#### Wrapping it up
The above three ways of rendering (rendering another template within the controller, rendering a template within another controller, and rendering an arbitrary file on the file system) are actually variants of the same action.
@@ -178,17 +159,9 @@ In fact, in the BooksController class, inside of the update action where we want
render :edit
render action: :edit
render "edit"
-render "edit.html.erb"
render action: "edit"
-render action: "edit.html.erb"
render "books/edit"
-render "books/edit.html.erb"
render template: "books/edit"
-render template: "books/edit.html.erb"
-render "/path/to/rails/app/views/books/edit"
-render "/path/to/rails/app/views/books/edit.html.erb"
-render file: "/path/to/rails/app/views/books/edit"
-render file: "/path/to/rails/app/views/books/edit.html.erb"
```
Which one you use is really a matter of style and convention, but the rule of thumb is to use the simplest one that makes sense for the code you are writing.
@@ -287,6 +260,23 @@ time.
NOTE: Unless overridden, your response returned from this render option will be
`text/plain`, as that is the default content type of Action Dispatch response.
+#### Rendering raw file
+
+Rails can render a raw file from an absolute path. This is useful for
+conditionally rendering static files like error pages.
+
+```ruby
+render file: "#{Rails.root}/public/404.html", layout: false
+```
+
+This renders the raw file (it doesn't support ERB or other handlers). By
+default it is rendered within the current layout.
+
+WARNING: Using the `:file` option in combination with users input can lead to security problems
+since an attacker could use this action to access security sensitive files in your file system.
+
+TIP: `send_file` is often a faster and better option if a layout isn't required.
+
#### Options for `render`
Calls to the `render` method generally accept five options:
@@ -303,7 +293,7 @@ Calls to the `render` method generally accept five options:
By default, Rails will serve the results of a rendering operation with the MIME content-type of `text/html` (or `application/json` if you use the `:json` option, or `application/xml` for the `:xml` option.). There are times when you might like to change this, and you can do so by setting the `:content_type` option:
```ruby
-render file: filename, content_type: "application/rss"
+render template: "feed", content_type: "application/rss"
```
##### The `:layout` Option
diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md
index 123f8dce80..f17955e022 100644
--- a/guides/source/upgrading_ruby_on_rails.md
+++ b/guides/source/upgrading_ruby_on_rails.md
@@ -184,64 +184,21 @@ That may be handy if you need to preload STIs or configure a custom inflector, f
If the application being upgraded autoloads correctly, the project structure should be already mostly compatible.
-However, `classic` mode infers file names from missing constant names (`underscore`), whereas `zeitwerk` mode infers constant names from file names (`camelize`). These helpers are not always inverse of each other, in particular if acronyms are involved. For instance, `"FOO".underscore` is `"foo"`, but `"foo".camelize` is `"Foo"`, not `"FOO"`. Compatibility can be checked by setting `classic` mode first temporarily:
+However, `classic` mode infers file names from missing constant names (`underscore`), whereas `zeitwerk` mode infers constant names from file names (`camelize`). These helpers are not always inverse of each other, in particular if acronyms are involved. For instance, `"FOO".underscore` is `"foo"`, but `"foo".camelize` is `"Foo"`, not `"FOO"`.
-```ruby
-# config/application.rb
-
-config.load_defaults "6.0"
-config.autoloader = :classic
-```
-
-and then running
-
-```
-bin/rails zeitwerk:check
-```
-
-When all is good, you can delete `config.autoloader = :classic`.
-
-That checker may technically be fooled in some rare cases, but it works well in practice for projects that are running correctly in a previous versions of Rails and are being upgraded. This task tries to print a helpful report.
-
-If that check is good, we recommend to do a second one, more strict: Eager load the application in `zeitwerk` mode. In order to do that, enable eager loading in `development` mode:
+Compatibility can be checked with the `zeitwerk:check` task:
-```ruby
-# config/initializers/development.rb
-config.eager_load = true
```
-
-and boot the application:
-
-```ruby
-bin/rails runner 1
+$ bin/rails zeitwerk:check
+Hold on, I am eager loading the application.
+All is good!
```
-If a file does not match the constant it defines, you'll get a raw `NameError` explaining the discrepancy:
-
-```
-expected file ... to define constant ..., but didn't (NameError)
-```
-
-Once all is good, you'll just get a prompt back. Remember to disable `config.eager_load`, it it was false before.
-
#### require_dependency
All known use cases of `require_dependency` have been eliminated, you should grep the project and delete them.
-In the case of STIs with a hierarchy of more than two levels, you can preload the leaves of the hierarchy in an initializer:
-
-```ruby
-# config/initializers/preload_stis.rb
-
-# By preloading leaves, the hierarchy is loaded upwards following
-# the references to superclasses in the class definitions.
-sti_leaves = %w(
- app/models/leaf1.rb
- app/models/leaf2.rb
- app/models/leaf3.rb
-)
-Rails.autoloaders.main.preload(sti_leaves)
-```
+If your application has STIs, please check their section in the guide [Autoloading and Reloading Constants (Zeitwerk Mode)](autoloading_and_reloading_constants.html#single-table-inheritance).
#### Qualified names in class and module definitions
diff --git a/railties/lib/rails/application/configuration.rb b/railties/lib/rails/application/configuration.rb
index 43c85fe16f..50d43ff69e 100644
--- a/railties/lib/rails/application/configuration.rb
+++ b/railties/lib/rails/application/configuration.rb
@@ -210,7 +210,7 @@ module Rails
yaml = Pathname.new(path)
erb = DummyERB.new(yaml.read)
- YAML.load(erb.result)
+ YAML.load(erb.result) || {}
else
{}
end
diff --git a/railties/lib/rails/generators/rails/app/templates/config/initializers/feature_policy.rb.tt b/railties/lib/rails/generators/rails/app/templates/config/initializers/feature_policy.rb.tt
index 355c7bd62a..a1c46695d2 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/initializers/feature_policy.rb.tt
+++ b/railties/lib/rails/generators/rails/app/templates/config/initializers/feature_policy.rb.tt
@@ -7,5 +7,5 @@
# f.microphone :none
# f.usb :none
# f.fullscreen :self
-# f.payment :self, "https://secure-example.com"
+# f.payment :self, "https://secure.example.com"
# end
diff --git a/railties/lib/rails/tasks/zeitwerk.rake b/railties/lib/rails/tasks/zeitwerk.rake
index 57ee46c3c5..5421af6e8b 100644
--- a/railties/lib/rails/tasks/zeitwerk.rake
+++ b/railties/lib/rails/tasks/zeitwerk.rake
@@ -1,59 +1,14 @@
# frozen_string_literal: true
-indent = " " * 2
-
-ensure_classic_mode = ->() do
- if Rails.autoloaders.zeitwerk_enabled?
- abort <<~EOS
- Please, enable temporarily :classic mode:
-
- # config/application.rb
- config.autoloader = :classic
-
- and try again. When all is good, you can delete that line.
- EOS
+ensure_zeitwerk_mode = ->() do
+ unless Rails.autoloaders.zeitwerk_enabled?
+ abort "Please, enable :zeitwerk mode in config/application.rb and try again."
end
end
eager_load = ->() do
- Rails.configuration.eager_load_namespaces.each(&:eager_load!)
-end
-
-check_directory = ->(directory, parent, mismatches) do
- Dir.foreach(directory) do |entry|
- next if entry.start_with?(".")
- next if parent == Object && entry == "concerns"
-
- abspath = File.join(directory, entry)
-
- if File.directory?(abspath) || abspath.end_with?(".rb")
- print "."
- cname = File.basename(abspath, ".rb").camelize.to_sym
- if parent.const_defined?(cname, false)
- if File.directory?(abspath)
- check_directory[abspath, parent.const_get(cname), mismatches]
- end
- else
- mismatches << [abspath, parent, cname]
- end
- end
- end
-end
-
-report_mismatches = ->(mismatches) do
- puts
- rails_root_prefix_re = %r{\A#{Regexp.escape(Rails.root.to_path)}/}
- mismatches.each do |abspath, parent, cname|
- relpath = abspath.sub(rails_root_prefix_re, "")
- cpath = parent == Object ? cname : "#{parent.name}::#{cname}"
- puts indent + "Mismatch: Expected #{relpath} to define #{cpath}"
- end
- puts
-
- puts <<~EOS
- Please revise the reported mismatches. You can normally fix them by adding
- acronyms to config/initializers/inflections.rb or renaming the constants.
- EOS
+ puts "Hold on, I am eager loading the application."
+ Zeitwerk::Loader.eager_load_all
end
report_not_checked = ->(not_checked) do
@@ -64,51 +19,48 @@ report_not_checked = ->(not_checked) do
EOS
puts
- not_checked.each { |dir| puts indent + dir }
+ not_checked.each { |dir| puts " #{dir}" }
puts
puts <<~EOS
You may verify them manually, or add them to config.eager_load_paths
in config/application.rb and run zeitwerk:check again.
EOS
+ puts
end
-report = ->(mismatches, not_checked) do
- puts
- if mismatches.empty? && not_checked.empty?
- puts "All is good!"
- puts "Please, remember to delete `config.autoloader = :classic` from config/application.rb."
+report = ->(not_checked) do
+ if not_checked.any?
+ report_not_checked[not_checked]
+ puts "Otherwise, all is good!"
else
- report_mismatches[mismatches] if mismatches.any?
- report_not_checked[not_checked] if not_checked.any?
+ puts "All is good!"
end
end
namespace :zeitwerk do
desc "Checks project structure for Zeitwerk compatibility"
task check: :environment do
- ensure_classic_mode[]
- eager_load[]
+ ensure_zeitwerk_mode[]
- eager_load_paths = Rails.configuration.eager_load_namespaces.map do |eln|
- if eln.respond_to?(:config)
- eln.config.eager_load_paths.select do |elp|
- Dir.exist?(elp)
- end
+ begin
+ eager_load[]
+ rescue NameError => e
+ if e.message =~ /expected file .*? to define constant \S+/
+ abort $&.sub(/#{Regexp.escape(Rails.root.to_s)}./, "")
+ else
+ raise
end
- end.compact.flatten
-
- mismatches = []
-
- $stdout.sync = true
- eager_load_paths.each do |eager_load_path|
- check_directory[eager_load_path, Object, mismatches]
end
+ eager_load_paths = Rails.configuration.eager_load_namespaces.map do |eln|
+ eln.config.eager_load_paths if eln.respond_to?(:config)
+ end.compact.flatten
+
not_checked = ActiveSupport::Dependencies.autoload_paths - eager_load_paths
not_checked.select! { |dir| Dir.exist?(dir) }
not_checked.reject! { |dir| Dir.empty?(dir) }
- report[mismatches, not_checked]
+ report[not_checked]
end
end
diff --git a/railties/test/application/configuration_test.rb b/railties/test/application/configuration_test.rb
index f6bec3242a..a05d86f738 100644
--- a/railties/test/application/configuration_test.rb
+++ b/railties/test/application/configuration_test.rb
@@ -1793,6 +1793,11 @@ module ApplicationTests
assert_equal [X, D], C.descendants
end
+ test "load_database_yaml returns blank hash if configuration file is blank" do
+ app_file "config/database.yml", ""
+ app "development"
+ assert_equal({}, Rails.application.config.load_database_yaml)
+ end
test "raises with proper error message if no database configuration found" do
FileUtils.rm("#{app_path}/config/database.yml")