module ActiveSupport
Active Support – Utility classes and Ruby extensions from Rails
Active Support is a collection of utility classes and standard library extensions that were found useful for the Rails framework. These additions reside in this package so they can be loaded as needed in Ruby projects outside of Rails.
You can read more about the extensions in the Active Support Core Extensions guide.
Download and installation
The latest version of Active Support can be installed with RubyGems:
$ gem install activesupport
Source code can be downloaded as part of the Rails project on GitHub:
License
Active Support is released under the MIT license:
Support
API documentation is at:
Bug reports for the Ruby on Rails project can be filed here:
Feature requests should be discussed on the rails-core mailing list here:
Public class methods
Source code GitHub
# File activesupport/lib/active_support.rb, line 106
def self.cache_format_version
Cache.format_version
end
Source code GitHub
# File activesupport/lib/active_support.rb, line 110
def self.cache_format_version=(value)
Cache.format_version = value
end
Source code GitHub
# File activesupport/lib/active_support.rb, line 94
def self.eager_load!
super
NumberHelper.eager_load!
end
Returns the currently loaded version of Active Support as a Gem::Version
.
Source code GitHub
# File activesupport/lib/active_support/gem_version.rb, line 5
def self.gem_version
Gem::Version.new VERSION::STRING
end
Source code GitHub
# File activesupport/lib/active_support.rb, line 114
def self.to_time_preserves_timezone
DateAndTime::Compatibility.preserve_timezone
end
Source code GitHub
# File activesupport/lib/active_support.rb, line 118
def self.to_time_preserves_timezone=(value)
if !value
ActiveSupport.deprecator.warn(
"`to_time` will always preserve the receiver timezone rather than system local time in Rails 8.1. " \
"To opt in to the new behavior, set `config.active_support.to_time_preserves_timezone = :zone`."
)
elsif value != :zone
ActiveSupport.deprecator.warn(
"`to_time` will always preserve the full timezone rather than offset of the receiver in Rails 8.1. " \
"To opt in to the new behavior, set `config.active_support.to_time_preserves_timezone = :zone`."
)
end
DateAndTime::Compatibility.preserve_timezone = value
end
Source code GitHub
# File activesupport/lib/active_support.rb, line 134
def self.utc_to_local_returns_utc_offset_times
DateAndTime::Compatibility.utc_to_local_returns_utc_offset_times
end
Source code GitHub
# File activesupport/lib/active_support.rb, line 138
def self.utc_to_local_returns_utc_offset_times=(value)
DateAndTime::Compatibility.utc_to_local_returns_utc_offset_times = value
end
Returns the currently loaded version of Active Support as a Gem::Version
.
Source code GitHub
# File activesupport/lib/active_support/version.rb, line 7
def self.version
gem_version
end
Namespace
ActiveSupport::
ActionableError ActiveSupport::
ArrayInquirer ActiveSupport::
Autoload ActiveSupport::
BacktraceCleaner ActiveSupport::
Benchmarkable ActiveSupport::
BroadcastLogger ActiveSupport::
Cache ActiveSupport::
CachingKeyGenerator ActiveSupport::
Callbacks ActiveSupport::
CodeGenerator ActiveSupport::
CompareWithRange ActiveSupport::
Concern ActiveSupport::
Concurrency ActiveSupport::
Configurable ActiveSupport::
ConfigurationFile ActiveSupport::
CoreExt ActiveSupport::
CurrentAttributes ActiveSupport::
DelegationError ActiveSupport::
Dependencies ActiveSupport::
Deprecation ActiveSupport::
DeprecationException ActiveSupport::
DescendantsTracker ActiveSupport::
Duration ActiveSupport::
EncryptedConfiguration ActiveSupport::
EncryptedFile ActiveSupport::
EnumerableCoreExt ActiveSupport::
ErrorReporter ActiveSupport::
EventedFileUpdateChecker ActiveSupport::
ExecutionWrapper ActiveSupport::
Executor ActiveSupport::
FileUpdateChecker ActiveSupport::
ForkTracker ActiveSupport::
Gzip ActiveSupport::
HashWithIndifferentAccess ActiveSupport::
Inflector ActiveSupport::
InheritableOptions ActiveSupport::
JSON ActiveSupport::
KeyGenerator ActiveSupport::
LazyLoadHooks ActiveSupport::
LogSubscriber ActiveSupport::
Logger ActiveSupport::
LoggerSilence ActiveSupport::
MessageEncryptor ActiveSupport::
MessageEncryptors ActiveSupport::
MessagePack ActiveSupport::
MessageVerifier ActiveSupport::
MessageVerifiers ActiveSupport::
Messages ActiveSupport::
Multibyte ActiveSupport::
Notifications ActiveSupport::
NumberHelper ActiveSupport::
NumericWithFormat ActiveSupport::
OrderedOptions ActiveSupport::
ParameterFilter ActiveSupport::
RaiseWarnings ActiveSupport::
RangeWithFormat ActiveSupport::
Reloader ActiveSupport::
Rescuable ActiveSupport::
SafeBuffer ActiveSupport::
SecureCompareRotator ActiveSupport::
SecurityUtils ActiveSupport::
StringInquirer ActiveSupport::
Subscriber ActiveSupport::
TaggedLogging ActiveSupport::
TestCase ActiveSupport::
Testing ActiveSupport::
TimeWithZone ActiveSupport::
TimeZone ActiveSupport::
VERSION ActiveSupport::
XMLConverter ActiveSupport::
XmlMini ActiveSupport::
XmlMini_LibXMLSAX ActiveSupport::
XmlMini_NokogiriSAX
Definition files
activesupport/
lib/ active_support.rb activesupport/
lib/ active_support/ actionable_error.rb activesupport/
lib/ active_support/ array_inquirer.rb activesupport/
lib/ active_support/ backtrace_cleaner.rb activesupport/
lib/ active_support/ benchmark.rb
161 More Less
activesupport/
lib/ active_support/ benchmarkable.rb activesupport/
lib/ active_support/ broadcast_logger.rb activesupport/
lib/ active_support/ cache.rb activesupport/
lib/ active_support/ cache/ coder.rb activesupport/
lib/ active_support/ cache/ entry.rb activesupport/
lib/ active_support/ cache/ file_store.rb activesupport/
lib/ active_support/ cache/ mem_cache_store.rb activesupport/
lib/ active_support/ cache/ memory_store.rb activesupport/
lib/ active_support/ cache/ null_store.rb activesupport/
lib/ active_support/ cache/ redis_cache_store.rb activesupport/
lib/ active_support/ cache/ serializer_with_fallback.rb activesupport/
lib/ active_support/ cache/ strategy/ local_cache.rb activesupport/
lib/ active_support/ cache/ strategy/ local_cache_middleware.rb activesupport/
lib/ active_support/ callbacks.rb activesupport/
lib/ active_support/ class_attribute.rb activesupport/
lib/ active_support/ code_generator.rb activesupport/
lib/ active_support/ concern.rb activesupport/
lib/ active_support/ concurrency/ load_interlock_aware_monitor.rb activesupport/
lib/ active_support/ concurrency/ null_lock.rb activesupport/
lib/ active_support/ concurrency/ share_lock.rb activesupport/
lib/ active_support/ configurable.rb activesupport/
lib/ active_support/ configuration_file.rb activesupport/
lib/ active_support/ core_ext/ big_decimal/ conversions.rb activesupport/
lib/ active_support/ core_ext/ enumerable.rb activesupport/
lib/ active_support/ core_ext/ erb/ util.rb activesupport/
lib/ active_support/ core_ext/ hash/ conversions.rb activesupport/
lib/ active_support/ core_ext/ numeric/ conversions.rb activesupport/
lib/ active_support/ core_ext/ object/ json.rb activesupport/
lib/ active_support/ core_ext/ object/ try.rb activesupport/
lib/ active_support/ core_ext/ range/ compare_range.rb activesupport/
lib/ active_support/ core_ext/ range/ conversions.rb activesupport/
lib/ active_support/ core_ext/ range/ each.rb activesupport/
lib/ active_support/ core_ext/ string/ output_safety.rb activesupport/
lib/ active_support/ current_attributes.rb activesupport/
lib/ active_support/ current_attributes/ test_helper.rb activesupport/
lib/ active_support/ deep_mergeable.rb activesupport/
lib/ active_support/ delegation.rb activesupport/
lib/ active_support/ dependencies.rb activesupport/
lib/ active_support/ dependencies/ autoload.rb activesupport/
lib/ active_support/ dependencies/ interlock.rb activesupport/
lib/ active_support/ dependencies/ require_dependency.rb activesupport/
lib/ active_support/ deprecation.rb activesupport/
lib/ active_support/ deprecation/ behaviors.rb activesupport/
lib/ active_support/ deprecation/ constant_accessor.rb activesupport/
lib/ active_support/ deprecation/ deprecators.rb activesupport/
lib/ active_support/ deprecation/ disallowed.rb activesupport/
lib/ active_support/ deprecation/ method_wrappers.rb activesupport/
lib/ active_support/ deprecation/ proxy_wrappers.rb activesupport/
lib/ active_support/ deprecation/ reporting.rb activesupport/
lib/ active_support/ deprecator.rb activesupport/
lib/ active_support/ descendants_tracker.rb activesupport/
lib/ active_support/ digest.rb activesupport/
lib/ active_support/ duration.rb activesupport/
lib/ active_support/ duration/ iso8601_parser.rb activesupport/
lib/ active_support/ duration/ iso8601_serializer.rb activesupport/
lib/ active_support/ encrypted_configuration.rb activesupport/
lib/ active_support/ encrypted_file.rb activesupport/
lib/ active_support/ environment_inquirer.rb activesupport/
lib/ active_support/ error_reporter.rb activesupport/
lib/ active_support/ error_reporter/ test_helper.rb activesupport/
lib/ active_support/ evented_file_update_checker.rb activesupport/
lib/ active_support/ execution_context.rb activesupport/
lib/ active_support/ execution_context/ test_helper.rb activesupport/
lib/ active_support/ execution_wrapper.rb activesupport/
lib/ active_support/ executor.rb activesupport/
lib/ active_support/ executor/ test_helper.rb activesupport/
lib/ active_support/ file_update_checker.rb activesupport/
lib/ active_support/ fork_tracker.rb activesupport/
lib/ active_support/ gem_version.rb activesupport/
lib/ active_support/ gzip.rb activesupport/
lib/ active_support/ hash_with_indifferent_access.rb activesupport/
lib/ active_support/ html_safe_translation.rb activesupport/
lib/ active_support/ inflections.rb activesupport/
lib/ active_support/ inflector/ inflections.rb activesupport/
lib/ active_support/ inflector/ methods.rb activesupport/
lib/ active_support/ inflector/ transliterate.rb activesupport/
lib/ active_support/ isolated_execution_state.rb activesupport/
lib/ active_support/ json/ decoding.rb activesupport/
lib/ active_support/ json/ encoding.rb activesupport/
lib/ active_support/ key_generator.rb activesupport/
lib/ active_support/ lazy_load_hooks.rb activesupport/
lib/ active_support/ log_subscriber.rb activesupport/
lib/ active_support/ log_subscriber/ test_helper.rb activesupport/
lib/ active_support/ logger.rb activesupport/
lib/ active_support/ logger_silence.rb activesupport/
lib/ active_support/ logger_thread_safe_level.rb activesupport/
lib/ active_support/ message_encryptor.rb activesupport/
lib/ active_support/ message_encryptors.rb activesupport/
lib/ active_support/ message_pack.rb activesupport/
lib/ active_support/ message_pack/ cache_serializer.rb activesupport/
lib/ active_support/ message_pack/ extensions.rb activesupport/
lib/ active_support/ message_pack/ serializer.rb activesupport/
lib/ active_support/ message_verifier.rb activesupport/
lib/ active_support/ message_verifiers.rb activesupport/
lib/ active_support/ messages/ codec.rb activesupport/
lib/ active_support/ messages/ metadata.rb activesupport/
lib/ active_support/ messages/ rotation_configuration.rb activesupport/
lib/ active_support/ messages/ rotation_coordinator.rb activesupport/
lib/ active_support/ messages/ rotator.rb activesupport/
lib/ active_support/ messages/ serializer_with_fallback.rb activesupport/
lib/ active_support/ multibyte.rb activesupport/
lib/ active_support/ multibyte/ chars.rb activesupport/
lib/ active_support/ multibyte/ unicode.rb activesupport/
lib/ active_support/ notifications.rb activesupport/
lib/ active_support/ notifications/ fanout.rb activesupport/
lib/ active_support/ notifications/ instrumenter.rb activesupport/
lib/ active_support/ number_helper.rb activesupport/
lib/ active_support/ number_helper/ number_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_currency_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_delimited_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_human_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_human_size_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_percentage_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_phone_converter.rb activesupport/
lib/ active_support/ number_helper/ number_to_rounded_converter.rb activesupport/
lib/ active_support/ number_helper/ rounding_helper.rb activesupport/
lib/ active_support/ option_merger.rb activesupport/
lib/ active_support/ ordered_hash.rb activesupport/
lib/ active_support/ ordered_options.rb activesupport/
lib/ active_support/ parameter_filter.rb activesupport/
lib/ active_support/ railtie.rb activesupport/
lib/ active_support/ reloader.rb activesupport/
lib/ active_support/ rescuable.rb activesupport/
lib/ active_support/ secure_compare_rotator.rb activesupport/
lib/ active_support/ security_utils.rb activesupport/
lib/ active_support/ string_inquirer.rb activesupport/
lib/ active_support/ subscriber.rb activesupport/
lib/ active_support/ syntax_error_proxy.rb activesupport/
lib/ active_support/ tagged_logging.rb activesupport/
lib/ active_support/ test_case.rb activesupport/
lib/ active_support/ testing/ assertions.rb activesupport/
lib/ active_support/ testing/ constant_lookup.rb activesupport/
lib/ active_support/ testing/ constant_stubbing.rb activesupport/
lib/ active_support/ testing/ declarative.rb activesupport/
lib/ active_support/ testing/ deprecation.rb activesupport/
lib/ active_support/ testing/ error_reporter_assertions.rb activesupport/
lib/ active_support/ testing/ file_fixtures.rb activesupport/
lib/ active_support/ testing/ isolation.rb activesupport/
lib/ active_support/ testing/ method_call_assertions.rb activesupport/
lib/ active_support/ testing/ notification_assertions.rb activesupport/
lib/ active_support/ testing/ parallelization.rb activesupport/
lib/ active_support/ testing/ parallelization/ server.rb activesupport/
lib/ active_support/ testing/ parallelization/ worker.rb activesupport/
lib/ active_support/ testing/ parallelize_executor.rb activesupport/
lib/ active_support/ testing/ setup_and_teardown.rb activesupport/
lib/ active_support/ testing/ stream.rb activesupport/
lib/ active_support/ testing/ strict_warnings.rb activesupport/
lib/ active_support/ testing/ tagged_logging.rb activesupport/
lib/ active_support/ testing/ tests_without_assertions.rb activesupport/
lib/ active_support/ testing/ time_helpers.rb activesupport/
lib/ active_support/ time.rb activesupport/
lib/ active_support/ time_with_zone.rb activesupport/
lib/ active_support/ values/ time_zone.rb activesupport/
lib/ active_support/ version.rb activesupport/
lib/ active_support/ xml_mini.rb activesupport/
lib/ active_support/ xml_mini/ jdom.rb activesupport/
lib/ active_support/ xml_mini/ libxml.rb activesupport/
lib/ active_support/ xml_mini/ libxmlsax.rb activesupport/
lib/ active_support/ xml_mini/ nokogiri.rb activesupport/
lib/ active_support/ xml_mini/ nokogirisax.rb activesupport/
lib/ active_support/ xml_mini/ rexml.rb