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-rw-r--r--activesupport/lib/active_support/deprecation/behaviors.rb31
-rw-r--r--activesupport/lib/active_support/deprecation/constant_accessor.rb52
-rw-r--r--activesupport/lib/active_support/deprecation/instance_delegator.rb2
-rw-r--r--activesupport/lib/active_support/deprecation/method_wrappers.rb25
-rw-r--r--activesupport/lib/active_support/deprecation/proxy_wrappers.rb7
-rw-r--r--activesupport/lib/active_support/deprecation/reporting.rb12
6 files changed, 105 insertions, 24 deletions
diff --git a/activesupport/lib/active_support/deprecation/behaviors.rb b/activesupport/lib/active_support/deprecation/behaviors.rb
index 1d1354c23e..581db5f449 100644
--- a/activesupport/lib/active_support/deprecation/behaviors.rb
+++ b/activesupport/lib/active_support/deprecation/behaviors.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "active_support/notifications"
module ActiveSupport
@@ -9,18 +11,18 @@ module ActiveSupport
class Deprecation
# Default warning behaviors per Rails.env.
DEFAULT_BEHAVIORS = {
- raise: ->(message, callstack) {
+ raise: ->(message, callstack, deprecation_horizon, gem_name) {
e = DeprecationException.new(message)
e.set_backtrace(callstack.map(&:to_s))
raise e
},
- stderr: ->(message, callstack) {
+ stderr: ->(message, callstack, deprecation_horizon, gem_name) {
$stderr.puts(message)
$stderr.puts callstack.join("\n ") if debug
},
- log: ->(message, callstack) {
+ log: ->(message, callstack, deprecation_horizon, gem_name) {
logger =
if defined?(Rails.logger) && Rails.logger
Rails.logger
@@ -32,12 +34,16 @@ module ActiveSupport
logger.debug callstack.join("\n ") if debug
},
- notify: ->(message, callstack) {
- ActiveSupport::Notifications.instrument("deprecation.rails",
- message: message, callstack: callstack)
+ notify: ->(message, callstack, deprecation_horizon, gem_name) {
+ notification_name = "deprecation.#{gem_name.underscore.tr('/', '_')}"
+ ActiveSupport::Notifications.instrument(notification_name,
+ message: message,
+ callstack: callstack,
+ gem_name: gem_name,
+ deprecation_horizon: deprecation_horizon)
},
- silence: ->(message, callstack) {},
+ silence: ->(message, callstack, deprecation_horizon, gem_name) {},
}
# Behavior module allows to determine how to display deprecation messages.
@@ -83,8 +89,17 @@ module ActiveSupport
# # custom stuff
# }
def behavior=(behavior)
- @behavior = Array(behavior).map { |b| DEFAULT_BEHAVIORS[b] || b }
+ @behavior = Array(behavior).map { |b| DEFAULT_BEHAVIORS[b] || arity_coerce(b) }
end
+
+ private
+ def arity_coerce(behavior)
+ if behavior.arity == 4 || behavior.arity == -1
+ behavior
+ else
+ -> message, callstack, _, _ { behavior.call(message, callstack) }
+ end
+ end
end
end
end
diff --git a/activesupport/lib/active_support/deprecation/constant_accessor.rb b/activesupport/lib/active_support/deprecation/constant_accessor.rb
new file mode 100644
index 0000000000..1ed0015812
--- /dev/null
+++ b/activesupport/lib/active_support/deprecation/constant_accessor.rb
@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+module ActiveSupport
+ class Deprecation
+ # DeprecatedConstantAccessor transforms a constant into a deprecated one by
+ # hooking +const_missing+.
+ #
+ # It takes the names of an old (deprecated) constant and of a new constant
+ # (both in string form) and optionally a deprecator. The deprecator defaults
+ # to +ActiveSupport::Deprecator+ if none is specified.
+ #
+ # The deprecated constant now returns the same object as the new one rather
+ # than a proxy object, so it can be used transparently in +rescue+ blocks
+ # etc.
+ #
+ # PLANETS = %w(mercury venus earth mars jupiter saturn uranus neptune pluto)
+ #
+ # # (In a later update, the original implementation of `PLANETS` has been removed.)
+ #
+ # PLANETS_POST_2006 = %w(mercury venus earth mars jupiter saturn uranus neptune)
+ # include ActiveSupport::Deprecation::DeprecatedConstantAccessor
+ # deprecate_constant 'PLANETS', 'PLANETS_POST_2006'
+ #
+ # PLANETS.map { |planet| planet.capitalize }
+ # # => DEPRECATION WARNING: PLANETS is deprecated! Use PLANETS_POST_2006 instead.
+ # (Backtrace information…)
+ # ["Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune"]
+ module DeprecatedConstantAccessor
+ def self.included(base)
+ require "active_support/inflector/methods"
+
+ extension = Module.new do
+ def const_missing(missing_const_name)
+ if class_variable_defined?(:@@_deprecated_constants)
+ if (replacement = class_variable_get(:@@_deprecated_constants)[missing_const_name.to_s])
+ replacement[:deprecator].warn(replacement[:message] || "#{name}::#{missing_const_name} is deprecated! Use #{replacement[:new]} instead.", caller_locations)
+ return ActiveSupport::Inflector.constantize(replacement[:new].to_s)
+ end
+ end
+ super
+ end
+
+ def deprecate_constant(const_name, new_constant, message: nil, deprecator: ActiveSupport::Deprecation.instance)
+ class_variable_set(:@@_deprecated_constants, {}) unless class_variable_defined?(:@@_deprecated_constants)
+ class_variable_get(:@@_deprecated_constants)[const_name.to_s] = { new: new_constant, message: message, deprecator: deprecator }
+ end
+ end
+ base.singleton_class.prepend extension
+ end
+ end
+ end
+end
diff --git a/activesupport/lib/active_support/deprecation/instance_delegator.rb b/activesupport/lib/active_support/deprecation/instance_delegator.rb
index 6d390f3b37..8beda373a2 100644
--- a/activesupport/lib/active_support/deprecation/instance_delegator.rb
+++ b/activesupport/lib/active_support/deprecation/instance_delegator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "active_support/core_ext/kernel/singleton_class"
require "active_support/core_ext/module/delegation"
diff --git a/activesupport/lib/active_support/deprecation/method_wrappers.rb b/activesupport/lib/active_support/deprecation/method_wrappers.rb
index 7655fa4f99..5be893d281 100644
--- a/activesupport/lib/active_support/deprecation/method_wrappers.rb
+++ b/activesupport/lib/active_support/deprecation/method_wrappers.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "active_support/core_ext/module/aliasing"
require "active_support/core_ext/array/extract_options"
@@ -6,9 +8,7 @@ module ActiveSupport
module MethodWrapper
# Declare that a method has been deprecated.
#
- # module Fred
- # extend self
- #
+ # class Fred
# def aaa; end
# def bbb; end
# def ccc; end
@@ -18,17 +18,17 @@ module ActiveSupport
#
# Using the default deprecator:
# ActiveSupport::Deprecation.deprecate_methods(Fred, :aaa, bbb: :zzz, ccc: 'use Bar#ccc instead')
- # # => [:aaa, :bbb, :ccc]
+ # # => Fred
#
- # Fred.aaa
+ # Fred.new.aaa
# # DEPRECATION WARNING: aaa is deprecated and will be removed from Rails 5.1. (called from irb_binding at (irb):10)
# # => nil
#
- # Fred.bbb
+ # Fred.new.bbb
# # DEPRECATION WARNING: bbb is deprecated and will be removed from Rails 5.1 (use zzz instead). (called from irb_binding at (irb):11)
# # => nil
#
- # Fred.ccc
+ # Fred.new.ccc
# # DEPRECATION WARNING: ccc is deprecated and will be removed from Rails 5.1 (use Bar#ccc instead). (called from irb_binding at (irb):12)
# # => nil
#
@@ -37,7 +37,7 @@ module ActiveSupport
# ActiveSupport::Deprecation.deprecate_methods(Fred, ddd: :zzz, deprecator: custom_deprecator)
# # => [:ddd]
#
- # Fred.ddd
+ # Fred.new.ddd
# DEPRECATION WARNING: ddd is deprecated and will be removed from MyGem next-release (use zzz instead). (called from irb_binding at (irb):15)
# # => nil
#
@@ -46,7 +46,7 @@ module ActiveSupport
# custom_deprecator.deprecate_methods(Fred, eee: :zzz)
# # => [:eee]
#
- # Fred.eee
+ # Fred.new.eee
# DEPRECATION WARNING: eee is deprecated and will be removed from MyGem next-release (use zzz instead). (called from irb_binding at (irb):18)
# # => nil
def deprecate_methods(target_module, *method_names)
@@ -60,6 +60,13 @@ module ActiveSupport
deprecator.deprecation_warning(method_name, options[method_name])
super(*args, &block)
end
+
+ case
+ when target_module.protected_method_defined?(method_name)
+ protected method_name
+ when target_module.private_method_defined?(method_name)
+ private method_name
+ end
end
end
diff --git a/activesupport/lib/active_support/deprecation/proxy_wrappers.rb b/activesupport/lib/active_support/deprecation/proxy_wrappers.rb
index ce39e9a232..896c0d2d8e 100644
--- a/activesupport/lib/active_support/deprecation/proxy_wrappers.rb
+++ b/activesupport/lib/active_support/deprecation/proxy_wrappers.rb
@@ -1,4 +1,5 @@
-require "active_support/inflector/methods"
+# frozen_string_literal: true
+
require "active_support/core_ext/regexp"
module ActiveSupport
@@ -112,7 +113,7 @@ module ActiveSupport
#
# PLANETS = %w(mercury venus earth mars jupiter saturn uranus neptune pluto)
#
- # (In a later update, the original implementation of `PLANETS` has been removed.)
+ # # (In a later update, the original implementation of `PLANETS` has been removed.)
#
# PLANETS_POST_2006 = %w(mercury venus earth mars jupiter saturn uranus neptune)
# PLANETS = ActiveSupport::Deprecation::DeprecatedConstantProxy.new('PLANETS', 'PLANETS_POST_2006')
@@ -123,6 +124,8 @@ module ActiveSupport
# ["Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Uranus", "Neptune"]
class DeprecatedConstantProxy < DeprecationProxy
def initialize(old_const, new_const, deprecator = ActiveSupport::Deprecation.instance, message: "#{old_const} is deprecated! Use #{new_const} instead.")
+ require "active_support/inflector/methods"
+
@old_const = old_const
@new_const = new_const
@deprecator = deprecator
diff --git a/activesupport/lib/active_support/deprecation/reporting.rb b/activesupport/lib/active_support/deprecation/reporting.rb
index b8d200ba94..242e21b782 100644
--- a/activesupport/lib/active_support/deprecation/reporting.rb
+++ b/activesupport/lib/active_support/deprecation/reporting.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
require "rbconfig"
module ActiveSupport
@@ -18,7 +20,7 @@ module ActiveSupport
callstack ||= caller_locations(2)
deprecation_message(callstack, message).tap do |m|
- behavior.each { |b| b.call(m, callstack) }
+ behavior.each { |b| b.call(m, callstack, deprecation_horizon, gem_name) }
end
end
@@ -48,11 +50,11 @@ module ActiveSupport
private
# Outputs a deprecation warning message
#
- # ActiveSupport::Deprecation.deprecated_method_warning(:method_name)
+ # deprecated_method_warning(:method_name)
# # => "method_name is deprecated and will be removed from Rails #{deprecation_horizon}"
- # ActiveSupport::Deprecation.deprecated_method_warning(:method_name, :another_method)
+ # deprecated_method_warning(:method_name, :another_method)
# # => "method_name is deprecated and will be removed from Rails #{deprecation_horizon} (use another_method instead)"
- # ActiveSupport::Deprecation.deprecated_method_warning(:method_name, "Optional message")
+ # deprecated_method_warning(:method_name, "Optional message")
# # => "method_name is deprecated and will be removed from Rails #{deprecation_horizon} (Optional message)"
def deprecated_method_warning(method_name, message = nil)
warning = "#{method_name} is deprecated and will be removed from #{gem_name} #{deprecation_horizon}"
@@ -102,7 +104,7 @@ module ActiveSupport
end
end
- RAILS_GEM_ROOT = File.expand_path("../../../../..", __FILE__) + "/"
+ RAILS_GEM_ROOT = File.expand_path("../../../..", __dir__)
def ignored_callstack(path)
path.start_with?(RAILS_GEM_ROOT) || path.start_with?(RbConfig::CONFIG["rubylibdir"])