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-rw-r--r--activesupport/lib/active_support/callbacks.rb14
-rw-r--r--activesupport/lib/active_support/concurrency/latch.rb24
-rw-r--r--activesupport/lib/active_support/concurrency/share_lock.rb142
-rw-r--r--activesupport/lib/active_support/core_ext/date_and_time/calculations.rb43
-rw-r--r--activesupport/lib/active_support/core_ext/hash/except.rb17
-rw-r--r--activesupport/lib/active_support/core_ext/load_error.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/module/concerning.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/module/delegation.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/object/duplicable.rb6
-rw-r--r--activesupport/lib/active_support/core_ext/string/inflections.rb2
-rw-r--r--activesupport/lib/active_support/core_ext/time/calculations.rb6
-rw-r--r--activesupport/lib/active_support/core_ext/time/zones.rb3
-rw-r--r--activesupport/lib/active_support/dependencies.rb101
-rw-r--r--activesupport/lib/active_support/dependencies/interlock.rb47
-rw-r--r--activesupport/lib/active_support/hash_with_indifferent_access.rb16
-rw-r--r--activesupport/lib/active_support/inflector/inflections.rb37
-rw-r--r--activesupport/lib/active_support/inflector/methods.rb24
-rw-r--r--activesupport/lib/active_support/inflector/transliterate.rb18
-rw-r--r--activesupport/lib/active_support/log_subscriber/test_helper.rb4
-rw-r--r--activesupport/lib/active_support/message_encryptor.rb2
-rw-r--r--activesupport/lib/active_support/message_verifier.rb4
-rw-r--r--activesupport/lib/active_support/multibyte/unicode.rb4
-rw-r--r--activesupport/lib/active_support/testing/method_call_assertions.rb35
-rw-r--r--activesupport/lib/active_support/time_with_zone.rb2
24 files changed, 452 insertions, 105 deletions
diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb
index e8ab3a7db5..f35e1f5098 100644
--- a/activesupport/lib/active_support/callbacks.rb
+++ b/activesupport/lib/active_support/callbacks.rb
@@ -80,8 +80,12 @@ module ActiveSupport
# save
# end
def run_callbacks(kind, &block)
- callbacks = send("_#{kind}_callbacks")
+ send "_run_#{kind}_callbacks", &block
+ end
+
+ private
+ def __run_callbacks__(callbacks, &block)
if callbacks.empty?
yield if block_given?
else
@@ -91,8 +95,6 @@ module ActiveSupport
end
end
- private
-
# A hook invoked every time a before callback is halted.
# This can be overridden in AS::Callback implementors in order
# to provide better debugging/logging.
@@ -806,6 +808,12 @@ module ActiveSupport
names.each do |name|
class_attribute "_#{name}_callbacks"
set_callbacks name, CallbackChain.new(name, options)
+
+ module_eval <<-RUBY, __FILE__, __LINE__ + 1
+ def _run_#{name}_callbacks(&block)
+ __run_callbacks__(_#{name}_callbacks, &block)
+ end
+ RUBY
end
end
diff --git a/activesupport/lib/active_support/concurrency/latch.rb b/activesupport/lib/active_support/concurrency/latch.rb
index 1507de433e..7b8df0df04 100644
--- a/activesupport/lib/active_support/concurrency/latch.rb
+++ b/activesupport/lib/active_support/concurrency/latch.rb
@@ -1,26 +1,18 @@
-require 'thread'
-require 'monitor'
+require 'concurrent/atomics'
module ActiveSupport
module Concurrency
- class Latch
- def initialize(count = 1)
- @count = count
- @lock = Monitor.new
- @cv = @lock.new_cond
- end
+ class Latch < Concurrent::CountDownLatch
- def release
- @lock.synchronize do
- @count -= 1 if @count > 0
- @cv.broadcast if @count.zero?
- end
+ def initialize(count = 1)
+ ActiveSupport::Deprecation.warn("ActiveSupport::Concurrency::Latch is deprecated. Please use Concurrent::CountDownLatch instead.")
+ super(count)
end
+
+ alias_method :release, :count_down
def await
- @lock.synchronize do
- @cv.wait_while { @count > 0 }
- end
+ wait(nil)
end
end
end
diff --git a/activesupport/lib/active_support/concurrency/share_lock.rb b/activesupport/lib/active_support/concurrency/share_lock.rb
new file mode 100644
index 0000000000..ca48164c54
--- /dev/null
+++ b/activesupport/lib/active_support/concurrency/share_lock.rb
@@ -0,0 +1,142 @@
+require 'thread'
+require 'monitor'
+
+module ActiveSupport
+ module Concurrency
+ # A share/exclusive lock, otherwise known as a read/write lock.
+ #
+ # https://en.wikipedia.org/wiki/Readers%E2%80%93writer_lock
+ #--
+ # Note that a pending Exclusive lock attempt does not block incoming
+ # Share requests (i.e., we are "read-preferring"). That seems
+ # consistent with the behavior of "loose" upgrades, but may be the
+ # wrong choice otherwise: it nominally reduces the possibility of
+ # deadlock by risking starvation instead.
+ class ShareLock
+ include MonitorMixin
+
+ # We track Thread objects, instead of just using counters, because
+ # we need exclusive locks to be reentrant, and we need to be able
+ # to upgrade share locks to exclusive.
+
+
+ def initialize
+ super()
+
+ @cv = new_cond
+
+ @sharing = Hash.new(0)
+ @waiting = {}
+ @exclusive_thread = nil
+ @exclusive_depth = 0
+ end
+
+ # Returns false if +no_wait+ is set and the lock is not
+ # immediately available. Otherwise, returns true after the lock
+ # has been acquired.
+ #
+ # +purpose+ and +compatible+ work together; while this thread is
+ # waiting for the exclusive lock, it will yield its share (if any)
+ # to any other attempt whose +purpose+ appears in this attempt's
+ # +compatible+ list. This allows a "loose" upgrade, which, being
+ # less strict, prevents some classes of deadlocks.
+ #
+ # For many resources, loose upgrades are sufficient: if a thread
+ # is awaiting a lock, it is not running any other code. With
+ # +purpose+ matching, it is possible to yield only to other
+ # threads whose activity will not interfere.
+ def start_exclusive(purpose: nil, compatible: [], no_wait: false)
+ synchronize do
+ unless @exclusive_thread == Thread.current
+ if busy?(purpose)
+ return false if no_wait
+
+ loose_shares = @sharing.delete(Thread.current)
+ @waiting[Thread.current] = compatible if loose_shares
+
+ begin
+ @cv.wait_while { busy?(purpose) }
+ ensure
+ @waiting.delete Thread.current
+ @sharing[Thread.current] = loose_shares if loose_shares
+ end
+ end
+ @exclusive_thread = Thread.current
+ end
+ @exclusive_depth += 1
+
+ true
+ end
+ end
+
+ # Relinquish the exclusive lock. Must only be called by the thread
+ # that called start_exclusive (and currently holds the lock).
+ def stop_exclusive
+ synchronize do
+ raise "invalid unlock" if @exclusive_thread != Thread.current
+
+ @exclusive_depth -= 1
+ if @exclusive_depth == 0
+ @exclusive_thread = nil
+ @cv.broadcast
+ end
+ end
+ end
+
+ def start_sharing
+ synchronize do
+ if @exclusive_thread && @exclusive_thread != Thread.current
+ @cv.wait_while { @exclusive_thread }
+ end
+ @sharing[Thread.current] += 1
+ end
+ end
+
+ def stop_sharing
+ synchronize do
+ if @sharing[Thread.current] > 1
+ @sharing[Thread.current] -= 1
+ else
+ @sharing.delete Thread.current
+ @cv.broadcast
+ end
+ end
+ end
+
+ # Execute the supplied block while holding the Exclusive lock. If
+ # +no_wait+ is set and the lock is not immediately available,
+ # returns +nil+ without yielding. Otherwise, returns the result of
+ # the block.
+ #
+ # See +start_exclusive+ for other options.
+ def exclusive(purpose: nil, compatible: [], no_wait: false)
+ if start_exclusive(purpose: purpose, compatible: compatible, no_wait: no_wait)
+ begin
+ yield
+ ensure
+ stop_exclusive
+ end
+ end
+ end
+
+ # Execute the supplied block while holding the Share lock.
+ def sharing
+ start_sharing
+ begin
+ yield
+ ensure
+ stop_sharing
+ end
+ end
+
+ private
+
+ # Must be called within synchronize
+ def busy?(purpose)
+ (@exclusive_thread && @exclusive_thread != Thread.current) ||
+ @waiting.any? { |k, v| k != Thread.current && !v.include?(purpose) } ||
+ @sharing.size > (@sharing[Thread.current] > 0 ? 1 : 0)
+ end
+ end
+ end
+end
diff --git a/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb b/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb
index 01153606c9..40811dafc0 100644
--- a/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb
+++ b/activesupport/lib/active_support/core_ext/date_and_time/calculations.rb
@@ -92,15 +92,28 @@ module DateAndTime
end
# Returns a new date/time at the start of the month.
- # DateTime objects will have a time set to 0:00.
+ #
+ # today = Date.today # => Thu, 18 Jun 2015
+ # today.beginning_of_month # => Mon, 01 Jun 2015
+ #
+ # +DateTime+ objects will have a time set to 0:00.
+ #
+ # now = DateTime.current # => Thu, 18 Jun 2015 15:23:13 +0000
+ # now.beginning_of_month # => Mon, 01 Jun 2015 00:00:00 +0000
def beginning_of_month
first_hour(change(:day => 1))
end
alias :at_beginning_of_month :beginning_of_month
# Returns a new date/time at the start of the quarter.
- # Example: 1st January, 1st July, 1st October.
- # DateTime objects will have a time set to 0:00.
+ #
+ # today = Date.today # => Fri, 10 Jul 2015
+ # today.beginning_of_quarter # => Wed, 01 Jul 2015
+ #
+ # +DateTime+ objects will have a time set to 0:00.
+ #
+ # now = DateTime.current # => Fri, 10 Jul 2015 18:41:29 +0000
+ # now.beginning_of_quarter # => Wed, 01 Jul 2015 00:00:00 +0000
def beginning_of_quarter
first_quarter_month = [10, 7, 4, 1].detect { |m| m <= month }
beginning_of_month.change(:month => first_quarter_month)
@@ -108,8 +121,14 @@ module DateAndTime
alias :at_beginning_of_quarter :beginning_of_quarter
# Returns a new date/time at the end of the quarter.
- # Example: 31st March, 30th June, 30th September.
- # DateTime objects will have a time set to 23:59:59.
+ #
+ # today = Date.today # => Fri, 10 Jul 2015
+ # today.end_of_quarter # => Wed, 30 Sep 2015
+ #
+ # +DateTime+ objects will have a time set to 23:59:59.
+ #
+ # now = DateTime.current # => Fri, 10 Jul 2015 18:41:29 +0000
+ # now.end_of_quarter # => Wed, 30 Sep 2015 23:59:59 +0000
def end_of_quarter
last_quarter_month = [3, 6, 9, 12].detect { |m| m >= month }
beginning_of_month.change(:month => last_quarter_month).end_of_month
@@ -117,8 +136,14 @@ module DateAndTime
alias :at_end_of_quarter :end_of_quarter
# Return a new date/time at the beginning of the year.
- # Example: 1st January.
- # DateTime objects will have a time set to 0:00.
+ #
+ # today = Date.today # => Fri, 10 Jul 2015
+ # today.beginning_of_year # => Thu, 01 Jan 2015
+ #
+ # +DateTime+ objects will have a time set to 0:00.
+ #
+ # now = DateTime.current # => Fri, 10 Jul 2015 18:41:29 +0000
+ # now.beginning_of_year # => Thu, 01 Jan 2015 00:00:00 +0000
def beginning_of_year
change(:month => 1).beginning_of_month
end
@@ -138,8 +163,8 @@ module DateAndTime
#
# +DateTime+ objects have their time set to 0:00 unless +same_time+ is true.
#
- # now = Time.current # => Thu, 07 May 2015 13:31:16 UTC +00:00
- # now.next_week # => Mon, 11 May 2015 00:00:00 UTC +00:00
+ # now = DateTime.current # => Thu, 07 May 2015 13:31:16 +0000
+ # now.next_week # => Mon, 11 May 2015 00:00:00 +0000
def next_week(given_day_in_next_week = Date.beginning_of_week, same_time: false)
result = first_hour(weeks_since(1).beginning_of_week.days_since(days_span(given_day_in_next_week)))
same_time ? copy_time_to(result) : result
diff --git a/activesupport/lib/active_support/core_ext/hash/except.rb b/activesupport/lib/active_support/core_ext/hash/except.rb
index 6e397abf51..2f6d38c1f6 100644
--- a/activesupport/lib/active_support/core_ext/hash/except.rb
+++ b/activesupport/lib/active_support/core_ext/hash/except.rb
@@ -1,8 +1,9 @@
class Hash
- # Returns a hash that includes everything but the given keys.
- # hash = { a: true, b: false, c: nil}
- # hash.except(:c) # => { a: true, b: false}
- # hash # => { a: true, b: false, c: nil}
+ # Returns a hash that includes everything except given keys.
+ # hash = { a: true, b: false, c: nil }
+ # hash.except(:c) # => { a: true, b: false }
+ # hash.except(:a, :b) # => { c: nil }
+ # hash # => { a: true, b: false, c: nil }
#
# This is useful for limiting a set of parameters to everything but a few known toggles:
# @person.update(params[:person].except(:admin))
@@ -10,10 +11,10 @@ class Hash
dup.except!(*keys)
end
- # Replaces the hash without the given keys.
- # hash = { a: true, b: false, c: nil}
- # hash.except!(:c) # => { a: true, b: false}
- # hash # => { a: true, b: false }
+ # Removes the given keys from hash and returns it.
+ # hash = { a: true, b: false, c: nil }
+ # hash.except!(:c) # => { a: true, b: false }
+ # hash # => { a: true, b: false }
def except!(*keys)
keys.each { |key| delete(key) }
self
diff --git a/activesupport/lib/active_support/core_ext/load_error.rb b/activesupport/lib/active_support/core_ext/load_error.rb
index d9fb392752..60732eb41a 100644
--- a/activesupport/lib/active_support/core_ext/load_error.rb
+++ b/activesupport/lib/active_support/core_ext/load_error.rb
@@ -23,7 +23,7 @@ class LoadError
# Returns true if the given path name (except perhaps for the ".rb"
# extension) is the missing file which caused the exception to be raised.
def is_missing?(location)
- location.sub(/\.rb$/, '') == path.sub(/\.rb$/, '')
+ location.sub(/\.rb$/, ''.freeze) == path.sub(/\.rb$/, ''.freeze)
end
end
diff --git a/activesupport/lib/active_support/core_ext/module/concerning.rb b/activesupport/lib/active_support/core_ext/module/concerning.rb
index e26b594fc4..65b88b9bbd 100644
--- a/activesupport/lib/active_support/core_ext/module/concerning.rb
+++ b/activesupport/lib/active_support/core_ext/module/concerning.rb
@@ -99,7 +99,7 @@ class Module
# end
#
# Todo.ancestors
- # # => Todo, Todo::EventTracking, Object
+ # # => [Todo, Todo::EventTracking, Object]
#
# This small step has some wonderful ripple effects. We can
# * grok the behavior of our class in one glance,
diff --git a/activesupport/lib/active_support/core_ext/module/delegation.rb b/activesupport/lib/active_support/core_ext/module/delegation.rb
index 9b7a429db9..9dc0dee1bd 100644
--- a/activesupport/lib/active_support/core_ext/module/delegation.rb
+++ b/activesupport/lib/active_support/core_ext/module/delegation.rb
@@ -167,7 +167,7 @@ class Module
''
end
- file, line = caller(1, 1).first.split(':', 2)
+ file, line = caller(1, 1).first.split(':'.freeze, 2)
line = line.to_i
to = to.to_s
diff --git a/activesupport/lib/active_support/core_ext/object/duplicable.rb b/activesupport/lib/active_support/core_ext/object/duplicable.rb
index 620f7b6561..befa5aee21 100644
--- a/activesupport/lib/active_support/core_ext/object/duplicable.rb
+++ b/activesupport/lib/active_support/core_ext/object/duplicable.rb
@@ -19,7 +19,7 @@
class Object
# Can you safely dup this object?
#
- # False for +nil+, +false+, +true+, symbol, number objects;
+ # False for +nil+, +false+, +true+, symbol, number, method objects;
# true otherwise.
def duplicable?
true
@@ -78,6 +78,10 @@ end
require 'bigdecimal'
class BigDecimal
+ # BigDecimals are duplicable:
+ #
+ # BigDecimal.new("1.2").duplicable? # => true
+ # BigDecimal.new("1.2").dup # => #<BigDecimal:...,'0.12E1',18(18)>
def duplicable?
true
end
diff --git a/activesupport/lib/active_support/core_ext/string/inflections.rb b/activesupport/lib/active_support/core_ext/string/inflections.rb
index 97f9720b2b..0d5e02cd77 100644
--- a/activesupport/lib/active_support/core_ext/string/inflections.rb
+++ b/activesupport/lib/active_support/core_ext/string/inflections.rb
@@ -164,7 +164,7 @@ class String
#
# <%= link_to(@person.name, person_path) %>
# # => <a href="/person/1-donald-e-knuth">Donald E. Knuth</a>
- def parameterize(sep = '-')
+ def parameterize(sep = '-'.freeze)
ActiveSupport::Inflector.parameterize(self, sep)
end
diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb
index c554501893..96156deebb 100644
--- a/activesupport/lib/active_support/core_ext/time/calculations.rb
+++ b/activesupport/lib/active_support/core_ext/time/calculations.rb
@@ -108,6 +108,12 @@ class Time
# takes a hash with any of these keys: <tt>:years</tt>, <tt>:months</tt>,
# <tt>:weeks</tt>, <tt>:days</tt>, <tt>:hours</tt>, <tt>:minutes</tt>,
# <tt>:seconds</tt>.
+ #
+ # Time.new(2015, 8, 1, 14, 35, 0).advance(seconds: 1) # => 2015-08-01 14:35:01 -0700
+ # Time.new(2015, 8, 1, 14, 35, 0).advance(minutes: 1) # => 2015-08-01 14:36:00 -0700
+ # Time.new(2015, 8, 1, 14, 35, 0).advance(hours: 1) # => 2015-08-01 15:35:00 -0700
+ # Time.new(2015, 8, 1, 14, 35, 0).advance(days: 1) # => 2015-08-02 14:35:00 -0700
+ # Time.new(2015, 8, 1, 14, 35, 0).advance(weeks: 1) # => 2015-08-08 14:35:00 -0700
def advance(options)
unless options[:weeks].nil?
options[:weeks], partial_weeks = options[:weeks].divmod(1)
diff --git a/activesupport/lib/active_support/core_ext/time/zones.rb b/activesupport/lib/active_support/core_ext/time/zones.rb
index d683e7c777..133d3938eb 100644
--- a/activesupport/lib/active_support/core_ext/time/zones.rb
+++ b/activesupport/lib/active_support/core_ext/time/zones.rb
@@ -65,7 +65,8 @@ class Time
if !time_zone || time_zone.is_a?(ActiveSupport::TimeZone)
time_zone
else
- # lookup timezone based on identifier (unless we've been passed a TZInfo::Timezone)
+ # Look up the timezone based on the identifier (unless we've been
+ # passed a TZInfo::Timezone)
unless time_zone.respond_to?(:period_for_local)
time_zone = ActiveSupport::TimeZone[time_zone] || TZInfo::Timezone.get(time_zone)
end
diff --git a/activesupport/lib/active_support/dependencies.rb b/activesupport/lib/active_support/dependencies.rb
index 664cc15a29..f76ef04f49 100644
--- a/activesupport/lib/active_support/dependencies.rb
+++ b/activesupport/lib/active_support/dependencies.rb
@@ -12,12 +12,40 @@ require 'active_support/core_ext/kernel/reporting'
require 'active_support/core_ext/load_error'
require 'active_support/core_ext/name_error'
require 'active_support/core_ext/string/starts_ends_with'
+require "active_support/dependencies/interlock"
require 'active_support/inflector'
module ActiveSupport #:nodoc:
module Dependencies #:nodoc:
extend self
+ mattr_accessor :interlock
+ self.interlock = Interlock.new
+
+ # :doc:
+
+ # Execute the supplied block without interference from any
+ # concurrent loads
+ def self.run_interlock
+ Dependencies.interlock.running { yield }
+ end
+
+ # Execute the supplied block while holding an exclusive lock,
+ # preventing any other thread from being inside a #run_interlock
+ # block at the same time
+ def self.load_interlock
+ Dependencies.interlock.loading { yield }
+ end
+
+ # Execute the supplied block while holding an exclusive lock,
+ # preventing any other thread from being inside a #run_interlock
+ # block at the same time
+ def self.unload_interlock
+ Dependencies.interlock.unloading { yield }
+ end
+
+ # :nodoc:
+
# Should we turn on Ruby warnings on the first load of dependent files?
mattr_accessor :warnings_on_first_load
self.warnings_on_first_load = false
@@ -128,7 +156,7 @@ module ActiveSupport #:nodoc:
# Normalize the list of new constants, and add them to the list we will return
new_constants.each do |suffix|
- constants << ([namespace, suffix] - ["Object"]).join("::")
+ constants << ([namespace, suffix] - ["Object"]).join("::".freeze)
end
end
constants
@@ -325,9 +353,11 @@ module ActiveSupport #:nodoc:
def clear
log_call
- loaded.clear
- loading.clear
- remove_unloadable_constants!
+ Dependencies.unload_interlock do
+ loaded.clear
+ loading.clear
+ remove_unloadable_constants!
+ end
end
def require_or_load(file_name, const_path = nil)
@@ -336,39 +366,44 @@ module ActiveSupport #:nodoc:
expanded = File.expand_path(file_name)
return if loaded.include?(expanded)
- # Record that we've seen this file *before* loading it to avoid an
- # infinite loop with mutual dependencies.
- loaded << expanded
- loading << expanded
+ Dependencies.load_interlock do
+ # Maybe it got loaded while we were waiting for our lock:
+ return if loaded.include?(expanded)
- begin
- if load?
- log "loading #{file_name}"
+ # Record that we've seen this file *before* loading it to avoid an
+ # infinite loop with mutual dependencies.
+ loaded << expanded
+ loading << expanded
- # Enable warnings if this file has not been loaded before and
- # warnings_on_first_load is set.
- load_args = ["#{file_name}.rb"]
- load_args << const_path unless const_path.nil?
-
- if !warnings_on_first_load or history.include?(expanded)
- result = load_file(*load_args)
+ begin
+ if load?
+ log "loading #{file_name}"
+
+ # Enable warnings if this file has not been loaded before and
+ # warnings_on_first_load is set.
+ load_args = ["#{file_name}.rb"]
+ load_args << const_path unless const_path.nil?
+
+ if !warnings_on_first_load or history.include?(expanded)
+ result = load_file(*load_args)
+ else
+ enable_warnings { result = load_file(*load_args) }
+ end
else
- enable_warnings { result = load_file(*load_args) }
+ log "requiring #{file_name}"
+ result = require file_name
end
- else
- log "requiring #{file_name}"
- result = require file_name
+ rescue Exception
+ loaded.delete expanded
+ raise
+ ensure
+ loading.pop
end
- rescue Exception
- loaded.delete expanded
- raise
- ensure
- loading.pop
- end
- # Record history *after* loading so first load gets warnings.
- history << expanded
- result
+ # Record history *after* loading so first load gets warnings.
+ history << expanded
+ result
+ end
end
# Is the provided constant path defined?
@@ -401,7 +436,7 @@ module ActiveSupport #:nodoc:
# Search for a file in autoload_paths matching the provided suffix.
def search_for_file(path_suffix)
- path_suffix = path_suffix.sub(/(\.rb)?$/, ".rb")
+ path_suffix = path_suffix.sub(/(\.rb)?$/, ".rb".freeze)
autoload_paths.each do |root|
path = File.join(root, path_suffix)
@@ -486,7 +521,7 @@ module ActiveSupport #:nodoc:
if file_path
expanded = File.expand_path(file_path)
- expanded.sub!(/\.rb\z/, '')
+ expanded.sub!(/\.rb\z/, ''.freeze)
if loading.include?(expanded)
raise "Circular dependency detected while autoloading constant #{qualified_name}"
diff --git a/activesupport/lib/active_support/dependencies/interlock.rb b/activesupport/lib/active_support/dependencies/interlock.rb
new file mode 100644
index 0000000000..fbeb904684
--- /dev/null
+++ b/activesupport/lib/active_support/dependencies/interlock.rb
@@ -0,0 +1,47 @@
+require 'active_support/concurrency/share_lock'
+
+module ActiveSupport #:nodoc:
+ module Dependencies #:nodoc:
+ class Interlock
+ def initialize # :nodoc:
+ @lock = ActiveSupport::Concurrency::ShareLock.new
+ end
+
+ def loading
+ @lock.exclusive(purpose: :load, compatible: [:load]) do
+ yield
+ end
+ end
+
+ def unloading
+ @lock.exclusive(purpose: :unload, compatible: [:load, :unload]) do
+ yield
+ end
+ end
+
+ # Attempt to obtain an "unloading" (exclusive) lock. If possible,
+ # execute the supplied block while holding the lock. If there is
+ # concurrent activity, return immediately (without executing the
+ # block) instead of waiting.
+ def attempt_unloading
+ @lock.exclusive(purpose: :unload, compatible: [:load, :unload], no_wait: true) do
+ yield
+ end
+ end
+
+ def start_running
+ @lock.start_sharing
+ end
+
+ def done_running
+ @lock.stop_sharing
+ end
+
+ def running
+ @lock.sharing do
+ yield
+ end
+ end
+ end
+ end
+end
diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb
index 4f71f13971..c5d35b84f0 100644
--- a/activesupport/lib/active_support/hash_with_indifferent_access.rb
+++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb
@@ -188,7 +188,7 @@ module ActiveSupport
# dup[:a][:c] # => "c"
def dup
self.class.new(self).tap do |new_hash|
- new_hash.default = default
+ set_defaults(new_hash)
end
end
@@ -238,16 +238,20 @@ module ActiveSupport
def to_options!; self end
def select(*args, &block)
+ return to_enum(:select) unless block_given?
dup.tap { |hash| hash.select!(*args, &block) }
end
def reject(*args, &block)
+ return to_enum(:reject) unless block_given?
dup.tap { |hash| hash.reject!(*args, &block) }
end
# Convert to a regular hash with string keys.
def to_hash
- _new_hash = Hash.new(default)
+ _new_hash = Hash.new
+ set_defaults(_new_hash)
+
each do |key, value|
_new_hash[key] = convert_value(value, for: :to_hash)
end
@@ -275,6 +279,14 @@ module ActiveSupport
value
end
end
+
+ def set_defaults(target)
+ if default_proc
+ target.default_proc = default_proc.dup
+ else
+ target.default = default
+ end
+ end
end
end
diff --git a/activesupport/lib/active_support/inflector/inflections.rb b/activesupport/lib/active_support/inflector/inflections.rb
index 486838bd15..8ac1820776 100644
--- a/activesupport/lib/active_support/inflector/inflections.rb
+++ b/activesupport/lib/active_support/inflector/inflections.rb
@@ -27,6 +27,37 @@ module ActiveSupport
class Inflections
@__instance__ = ThreadSafe::Cache.new
+ class Uncountables < Array
+ def initialize
+ @regex_array = []
+ super
+ end
+
+ def delete(entry)
+ super entry
+ @regex_array.delete(to_regex(entry))
+ end
+
+ def <<(*word)
+ add(word)
+ end
+
+ def add(words)
+ self.concat(words.flatten.map(&:downcase))
+ @regex_array += self.map {|word| to_regex(word) }
+ self
+ end
+
+ def uncountable?(str)
+ @regex_array.detect {|regex| regex.match(str) }
+ end
+
+ private
+ def to_regex(string)
+ /\b#{::Regexp.escape(string)}\Z/i
+ end
+ end
+
def self.instance(locale = :en)
@__instance__[locale] ||= new
end
@@ -34,7 +65,7 @@ module ActiveSupport
attr_reader :plurals, :singulars, :uncountables, :humans, :acronyms, :acronym_regex
def initialize
- @plurals, @singulars, @uncountables, @humans, @acronyms, @acronym_regex = [], [], [], [], {}, /(?=a)b/
+ @plurals, @singulars, @uncountables, @humans, @acronyms, @acronym_regex = [], [], Uncountables.new, [], {}, /(?=a)b/
end
# Private, for the test suite.
@@ -160,7 +191,7 @@ module ActiveSupport
# uncountable 'money', 'information'
# uncountable %w( money information rice )
def uncountable(*words)
- @uncountables += words.flatten.map(&:downcase)
+ @uncountables.add(words)
end
# Specifies a humanized form of a string by a regular expression rule or
@@ -185,7 +216,7 @@ module ActiveSupport
def clear(scope = :all)
case scope
when :all
- @plurals, @singulars, @uncountables, @humans = [], [], [], []
+ @plurals, @singulars, @uncountables, @humans = [], [], Uncountables.new, []
else
instance_variable_set "@#{scope}", []
end
diff --git a/activesupport/lib/active_support/inflector/methods.rb b/activesupport/lib/active_support/inflector/methods.rb
index be369d21c6..899ba70af6 100644
--- a/activesupport/lib/active_support/inflector/methods.rb
+++ b/activesupport/lib/active_support/inflector/methods.rb
@@ -91,10 +91,10 @@ module ActiveSupport
def underscore(camel_cased_word)
return camel_cased_word unless camel_cased_word =~ /[A-Z-]|::/
word = camel_cased_word.to_s.gsub('::'.freeze, '/'.freeze)
- word.gsub!(/(?:(?<=([A-Za-z\d]))|\b)(#{inflections.acronym_regex})(?=\b|[^a-z])/) { "#{$1 && '_'}#{$2.downcase}" }
- word.gsub!(/([A-Z\d]+)([A-Z][a-z])/,'\1_\2')
- word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
- word.tr!("-", "_")
+ word.gsub!(/(?:(?<=([A-Za-z\d]))|\b)(#{inflections.acronym_regex})(?=\b|[^a-z])/) { "#{$1 && '_'.freeze }#{$2.downcase}" }
+ word.gsub!(/([A-Z\d]+)([A-Z][a-z])/, '\1_\2'.freeze)
+ word.gsub!(/([a-z\d])([A-Z])/, '\1_\2'.freeze)
+ word.tr!("-".freeze, "_".freeze)
word.downcase!
word
end
@@ -127,9 +127,9 @@ module ActiveSupport
inflections.humans.each { |(rule, replacement)| break if result.sub!(rule, replacement) }
- result.sub!(/\A_+/, '')
- result.sub!(/_id\z/, '')
- result.tr!('_', ' ')
+ result.sub!(/\A_+/, ''.freeze)
+ result.sub!(/_id\z/, ''.freeze)
+ result.tr!('_'.freeze, ' '.freeze)
result.gsub!(/([a-z\d]*)/i) do |match|
"#{inflections.acronyms[match] || match.downcase}"
@@ -178,14 +178,14 @@ module ActiveSupport
# classify('calculus') # => "Calculu"
def classify(table_name)
# strip out any leading schema name
- camelize(singularize(table_name.to_s.sub(/.*\./, '')))
+ camelize(singularize(table_name.to_s.sub(/.*\./, ''.freeze)))
end
# Replaces underscores with dashes in the string.
#
# dasherize('puni_puni') # => "puni-puni"
def dasherize(underscored_word)
- underscored_word.tr('_', '-')
+ underscored_word.tr('_'.freeze, '-'.freeze)
end
# Removes the module part from the expression in the string.
@@ -248,7 +248,7 @@ module ActiveSupport
# NameError is raised when the name is not in CamelCase or the constant is
# unknown.
def constantize(camel_cased_word)
- names = camel_cased_word.split('::')
+ names = camel_cased_word.split('::'.freeze)
# Trigger a built-in NameError exception including the ill-formed constant in the message.
Object.const_get(camel_cased_word) if names.empty?
@@ -354,7 +354,7 @@ module ActiveSupport
# const_regexp("Foo::Bar::Baz") # => "Foo(::Bar(::Baz)?)?"
# const_regexp("::") # => "::"
def const_regexp(camel_cased_word) #:nodoc:
- parts = camel_cased_word.split("::")
+ parts = camel_cased_word.split("::".freeze)
return Regexp.escape(camel_cased_word) if parts.blank?
@@ -372,7 +372,7 @@ module ActiveSupport
def apply_inflections(word, rules)
result = word.to_s.dup
- if word.empty? || inflections.uncountables.include?(result.downcase[/\b\w+\Z/])
+ if word.empty? || inflections.uncountables.uncountable?(result)
result
else
rules.each { |(rule, replacement)| break if result.sub!(rule, replacement) }
diff --git a/activesupport/lib/active_support/inflector/transliterate.rb b/activesupport/lib/active_support/inflector/transliterate.rb
index edea142e82..7b28eeb6e2 100644
--- a/activesupport/lib/active_support/inflector/transliterate.rb
+++ b/activesupport/lib/active_support/inflector/transliterate.rb
@@ -58,7 +58,7 @@ module ActiveSupport
# I18n.locale = :de
# transliterate('Jürgen')
# # => "Juergen"
- def transliterate(string, replacement = "?")
+ def transliterate(string, replacement = "?".freeze)
I18n.transliterate(ActiveSupport::Multibyte::Unicode.normalize(
ActiveSupport::Multibyte::Unicode.tidy_bytes(string), :c),
:replacement => replacement)
@@ -75,13 +75,21 @@ module ActiveSupport
# Turn unwanted chars into the separator
parameterized_string.gsub!(/[^a-z0-9\-_]+/i, sep)
unless sep.nil? || sep.empty?
- re_sep = Regexp.escape(sep)
+ if sep == "-".freeze
+ re_duplicate_seperator = /-{2,}/
+ re_leading_trailing_separator = /^-|-$/i
+ else
+ re_sep = Regexp.escape(sep)
+ re_duplicate_seperator = /#{re_sep}{2,}/
+ re_leading_trailing_separator = /^#{re_sep}|#{re_sep}$/i
+ end
# No more than one of the separator in a row.
- parameterized_string.gsub!(/#{re_sep}{2,}/, sep)
+ parameterized_string.gsub!(re_duplicate_seperator, sep)
# Remove leading/trailing separator.
- parameterized_string.gsub!(/^#{re_sep}|#{re_sep}$/i, '')
+ parameterized_string.gsub!(re_leading_trailing_separator, ''.freeze)
end
- parameterized_string.downcase
+ parameterized_string.downcase!
+ parameterized_string
end
end
end
diff --git a/activesupport/lib/active_support/log_subscriber/test_helper.rb b/activesupport/lib/active_support/log_subscriber/test_helper.rb
index 75f353f62c..70ac4a4d5c 100644
--- a/activesupport/lib/active_support/log_subscriber/test_helper.rb
+++ b/activesupport/lib/active_support/log_subscriber/test_helper.rb
@@ -33,7 +33,7 @@ module ActiveSupport
# you can collect them doing @logger.logged(level), where level is the level
# used in logging, like info, debug, warn and so on.
module TestHelper
- def setup
+ def setup # :nodoc:
@logger = MockLogger.new
@notifier = ActiveSupport::Notifications::Fanout.new
@@ -44,7 +44,7 @@ module ActiveSupport
ActiveSupport::Notifications.notifier = @notifier
end
- def teardown
+ def teardown # :nodoc:
set_logger(nil)
ActiveSupport::Notifications.notifier = @old_notifier
end
diff --git a/activesupport/lib/active_support/message_encryptor.rb b/activesupport/lib/active_support/message_encryptor.rb
index 92ab6fe648..c82a13511e 100644
--- a/activesupport/lib/active_support/message_encryptor.rb
+++ b/activesupport/lib/active_support/message_encryptor.rb
@@ -82,7 +82,7 @@ module ActiveSupport
def _decrypt(encrypted_message)
cipher = new_cipher
- encrypted_data, iv = encrypted_message.split("--").map {|v| ::Base64.strict_decode64(v)}
+ encrypted_data, iv = encrypted_message.split("--".freeze).map {|v| ::Base64.strict_decode64(v)}
cipher.decrypt
cipher.key = @secret
diff --git a/activesupport/lib/active_support/message_verifier.rb b/activesupport/lib/active_support/message_verifier.rb
index b2a4404968..64c5232cf4 100644
--- a/activesupport/lib/active_support/message_verifier.rb
+++ b/activesupport/lib/active_support/message_verifier.rb
@@ -46,7 +46,7 @@ module ActiveSupport
def valid_message?(signed_message)
return if signed_message.nil? || !signed_message.valid_encoding? || signed_message.blank?
- data, digest = signed_message.split("--")
+ data, digest = signed_message.split("--".freeze)
data.present? && digest.present? && ActiveSupport::SecurityUtils.secure_compare(digest, generate_digest(data))
end
@@ -74,7 +74,7 @@ module ActiveSupport
def verified(signed_message)
if valid_message?(signed_message)
begin
- data = signed_message.split("--")[0]
+ data = signed_message.split("--".freeze)[0]
@serializer.load(decode(data))
rescue ArgumentError => argument_error
return if argument_error.message =~ %r{invalid base64}
diff --git a/activesupport/lib/active_support/multibyte/unicode.rb b/activesupport/lib/active_support/multibyte/unicode.rb
index 35efebc65f..4de7fa4e4b 100644
--- a/activesupport/lib/active_support/multibyte/unicode.rb
+++ b/activesupport/lib/active_support/multibyte/unicode.rb
@@ -58,7 +58,7 @@ module ActiveSupport
# Returns a regular expression pattern that matches the passed Unicode
# codepoints.
def self.codepoints_to_pattern(array_of_codepoints) #:nodoc:
- array_of_codepoints.collect{ |e| [e].pack 'U*' }.join('|')
+ array_of_codepoints.collect{ |e| [e].pack 'U*'.freeze }.join('|'.freeze)
end
TRAILERS_PAT = /(#{codepoints_to_pattern(LEADERS_AND_TRAILERS)})+\Z/u
LEADERS_PAT = /\A(#{codepoints_to_pattern(LEADERS_AND_TRAILERS)})+/u
@@ -273,7 +273,7 @@ module ActiveSupport
compose(reorder_characters(decompose(:compatibility, codepoints)))
else
raise ArgumentError, "#{form} is not a valid normalization variant", caller
- end.pack('U*')
+ end.pack('U*'.freeze)
end
def downcase(string)
diff --git a/activesupport/lib/active_support/testing/method_call_assertions.rb b/activesupport/lib/active_support/testing/method_call_assertions.rb
new file mode 100644
index 0000000000..e3cbe40308
--- /dev/null
+++ b/activesupport/lib/active_support/testing/method_call_assertions.rb
@@ -0,0 +1,35 @@
+module ActiveSupport
+ module Testing
+ module MethodCallAssertions # :nodoc:
+ private
+ def assert_called(object, method_name, message = nil, times: 1)
+ times_called = 0
+
+ object.stub(method_name, -> { times_called += 1 }) { yield }
+
+ error = "Expected #{method_name} to be called #{times} times, " \
+ "but was called #{times_called} times"
+ error = "#{message}.\n#{error}" if message
+ assert_equal times, times_called, error
+ end
+
+ def assert_called_with(object, method_name, args = [], returns: nil)
+ mock = Minitest::Mock.new
+
+ if args.all? { |arg| arg.is_a?(Array) }
+ args.each { |arg| mock.expect(:call, returns, arg) }
+ else
+ mock.expect(:call, returns, args)
+ end
+
+ object.stub(method_name, mock) { yield }
+
+ mock.verify
+ end
+
+ def assert_not_called(object, method_name, message = nil, &block)
+ assert_called(object, method_name, message, times: 0, &block)
+ end
+ end
+ end
+end \ No newline at end of file
diff --git a/activesupport/lib/active_support/time_with_zone.rb b/activesupport/lib/active_support/time_with_zone.rb
index 412c72d27c..f8f1b9ac2c 100644
--- a/activesupport/lib/active_support/time_with_zone.rb
+++ b/activesupport/lib/active_support/time_with_zone.rb
@@ -247,7 +247,7 @@ module ActiveSupport
end
def eql?(other)
- utc.eql?(other)
+ other.eql?(utc)
end
def hash