diff options
Diffstat (limited to 'activesupport/lib')
50 files changed, 853 insertions, 602 deletions
diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb index 6bfac15289..b1ab5570a8 100644 --- a/activesupport/lib/active_support/cache.rb +++ b/activesupport/lib/active_support/cache.rb @@ -56,16 +56,7 @@ module ActiveSupport case store when Symbol - store_class_name = store.to_s.camelize - store_class = - begin - require "active_support/cache/#{store}" - rescue LoadError => e - raise "Could not find cache store adapter for #{store} (#{e})" - else - ActiveSupport::Cache.const_get(store_class_name) - end - store_class.new(*parameters) + retrieve_store_class(store).new(*parameters) when nil ActiveSupport::Cache::MemoryStore.new else @@ -73,6 +64,18 @@ module ActiveSupport end end + # Expands out the +key+ argument into a key that can be used for the + # cache store. Optionally accepts a namespace, and all keys will be + # scoped within that namespace. + # + # If the +key+ argument provided is an array, or responds to +to_a+, then + # each of elements in the array will be turned into parameters/keys and + # concatenated into a single key. For example: + # + # expand_cache_key([:foo, :bar]) # => "foo/bar" + # expand_cache_key([:foo, :bar], "namespace") # => "namespace/foo/bar" + # + # The +key+ argument can also respond to +cache_key+ or +to_param+. def expand_cache_key(key, namespace = nil) expanded_cache_key = namespace ? "#{namespace}/" : "" @@ -94,6 +97,16 @@ module ActiveSupport else key.to_param end.to_s end + + # Obtains the specified cache store class, given the name of the +store+. + # Raises an error when the store class cannot be found. + def retrieve_store_class(store) + require "active_support/cache/#{store}" + rescue LoadError => e + raise "Could not find cache store adapter for #{store} (#{e})" + else + ActiveSupport::Cache.const_get(store.to_s.camelize) + end end # An abstract cache store class. There are multiple cache store @@ -339,6 +352,34 @@ module ActiveSupport results end + # Fetches data from the cache, using the given keys. If there is data in + # the cache with the given keys, then that data is returned. Otherwise, + # the supplied block is called for each key for which there was no data, + # and the result will be written to the cache and returned. + # + # Options are passed to the underlying cache implementation. + # + # Returns an array with the data for each of the names. For example: + # + # cache.write("bim", "bam") + # cache.fetch_multi("bim", "boom") {|key| key * 2 } + # #=> ["bam", "boomboom"] + # + def fetch_multi(*names) + options = names.extract_options! + options = merged_options(options) + + results = read_multi(*names, options) + + names.map do |name| + results.fetch(name) do + value = yield name + write(name, value, options) + value + end + end + end + # Writes the value to the cache, with the key. # # Options are passed to the underlying cache implementation. @@ -522,7 +563,7 @@ module ActiveSupport def handle_expired_entry(entry, key, options) if entry && entry.expired? race_ttl = options[:race_condition_ttl].to_i - if race_ttl && (Time.now - entry.expires_at <= race_ttl) + if race_ttl && (Time.now.to_f - entry.expires_at <= race_ttl) # When an entry has :race_condition_ttl defined, put the stale entry back into the cache # for a brief period while the entry is begin recalculated. entry.expires_at = Time.now + race_ttl @@ -562,38 +603,38 @@ module ActiveSupport # +:compress+, +:compress_threshold+, and +:expires_in+. def initialize(value, options = {}) if should_compress?(value, options) - @v = compress(value) - @c = true + @value = compress(value) + @compressed = true else - @v = value - end - if expires_in = options[:expires_in] - @x = (Time.now + expires_in).to_i + @value = value end + @created_at = Time.now.to_f + @expires_in = options[:expires_in] + @expires_in = @expires_in.to_f if @expires_in end def value - convert_version_3_entry! if defined?(@value) - compressed? ? uncompress(@v) : @v + convert_version_4beta1_entry! if defined?(@v) + compressed? ? uncompress(@value) : @value end # Check if the entry is expired. The +expires_in+ parameter can override # the value set when the entry was created. def expired? - convert_version_3_entry! if defined?(@value) - if defined?(@x) - @x && @x < Time.now.to_i - else - false - end + convert_version_4beta1_entry! if defined?(@value) + @expires_in && @created_at + @expires_in <= Time.now.to_f end def expires_at - Time.at(@x) if defined?(@x) + @expires_in ? @created_at + @expires_in : nil end def expires_at=(value) - @x = value.to_i + if value + @expires_in = value.to_f - @created_at + else + @expires_in = nil + end end # Returns the size of the cached value. This could be less than @@ -606,9 +647,9 @@ module ActiveSupport when NilClass 0 when String - @v.bytesize + @value.bytesize else - @s = Marshal.dump(@v).bytesize + @s = Marshal.dump(@value).bytesize end end end @@ -616,12 +657,12 @@ module ActiveSupport # Duplicate the value in a class. This is used by cache implementations that don't natively # serialize entries to protect against accidental cache modifications. def dup_value! - convert_version_3_entry! if defined?(@value) - if @v && !compressed? && !(@v.is_a?(Numeric) || @v == true || @v == false) - if @v.is_a?(String) - @v = @v.dup + convert_version_4beta1_entry! if defined?(@v) + if @value && !compressed? && !(@value.is_a?(Numeric) || @value == true || @value == false) + if @value.is_a?(String) + @value = @value.dup else - @v = Marshal.load(Marshal.dump(@v)) + @value = Marshal.load(Marshal.dump(@value)) end end end @@ -637,7 +678,7 @@ module ActiveSupport end def compressed? - defined?(@c) ? @c : false + defined?(@compressed) ? @compressed : false end def compress(value) @@ -650,19 +691,19 @@ module ActiveSupport # The internals of this method changed between Rails 3.x and 4.0. This method provides the glue # to ensure that cache entries created under the old version still work with the new class definition. - def convert_version_3_entry! - if defined?(@value) - @v = @value - remove_instance_variable(:@value) + def convert_version_4beta1_entry! + if defined?(@v) + @value = @v + remove_instance_variable(:@v) end - if defined?(@compressed) - @c = @compressed - remove_instance_variable(:@compressed) + if defined?(@c) + @compressed = @c + remove_instance_variable(:@c) end - if defined?(@expires_in) && defined?(@created_at) && @expires_in && @created_at - @x = (@created_at + @expires_in).to_i - remove_instance_variable(:@created_at) - remove_instance_variable(:@expires_in) + if defined?(@x) && @x + @created_at ||= Time.now.to_f + @expires_in = @x - @created_at + remove_instance_variable(:@x) end end end diff --git a/activesupport/lib/active_support/cache/strategy/local_cache.rb b/activesupport/lib/active_support/cache/strategy/local_cache.rb index db5f228a70..fb42c4a41e 100644 --- a/activesupport/lib/active_support/cache/strategy/local_cache.rb +++ b/activesupport/lib/active_support/cache/strategy/local_cache.rb @@ -8,6 +8,23 @@ module ActiveSupport # duration of a block. Repeated calls to the cache for the same key will hit the # in-memory cache for faster access. module LocalCache + # Class for storing and registering the local caches. + class LocalCacheRegistry # :nodoc: + extend ActiveSupport::PerThreadRegistry + + def initialize + @registry = {} + end + + def cache_for(local_cache_key) + @registry[local_cache_key] + end + + def set_cache_for(local_cache_key, value) + @registry[local_cache_key] = value + end + end + # Simple memory backed cache. This cache is not thread safe and is intended only # for serving as a temporary memory cache for a single thread. class LocalStore < Store @@ -41,24 +58,18 @@ module ActiveSupport # Use a local cache for the duration of block. def with_local_cache - save_val = Thread.current[thread_local_key] - begin - Thread.current[thread_local_key] = LocalStore.new - yield - ensure - Thread.current[thread_local_key] = save_val - end + use_temporary_local_cache(LocalStore.new) { yield } end #-- # This class wraps up local storage for middlewares. Only the middleware method should # construct them. class Middleware # :nodoc: - attr_reader :name, :thread_local_key + attr_reader :name, :local_cache_key - def initialize(name, thread_local_key) + def initialize(name, local_cache_key) @name = name - @thread_local_key = thread_local_key + @local_cache_key = local_cache_key @app = nil end @@ -68,10 +79,10 @@ module ActiveSupport end def call(env) - Thread.current[thread_local_key] = LocalStore.new + LocalCacheRegistry.set_cache_for(local_cache_key, LocalStore.new) @app.call(env) ensure - Thread.current[thread_local_key] = nil + LocalCacheRegistry.set_cache_for(local_cache_key, nil) end end @@ -80,7 +91,7 @@ module ActiveSupport def middleware @middleware ||= Middleware.new( "ActiveSupport::Cache::Strategy::LocalCache", - thread_local_key) + local_cache_key) end def clear(options = nil) # :nodoc: @@ -95,29 +106,13 @@ module ActiveSupport def increment(name, amount = 1, options = nil) # :nodoc: value = bypass_local_cache{super} - if local_cache - local_cache.mute do - if value - local_cache.write(name, value, options) - else - local_cache.delete(name, options) - end - end - end + increment_or_decrement(value, name, amount, options) value end def decrement(name, amount = 1, options = nil) # :nodoc: value = bypass_local_cache{super} - if local_cache - local_cache.mute do - if value - local_cache.write(name, value, options) - else - local_cache.delete(name, options) - end - end - end + increment_or_decrement(value, name, amount, options) value end @@ -146,21 +141,37 @@ module ActiveSupport end private - def thread_local_key - @thread_local_key ||= "#{self.class.name.underscore}_local_cache_#{object_id}".gsub(/[\/-]/, '_').to_sym + def increment_or_decrement(value, name, amount, options) + if local_cache + local_cache.mute do + if value + local_cache.write(name, value, options) + else + local_cache.delete(name, options) + end + end + end + end + + def local_cache_key + @local_cache_key ||= "#{self.class.name.underscore}_local_cache_#{object_id}".gsub(/[\/-]/, '_').to_sym end def local_cache - Thread.current[thread_local_key] + LocalCacheRegistry.cache_for(local_cache_key) end def bypass_local_cache - save_cache = Thread.current[thread_local_key] + use_temporary_local_cache(nil) { yield } + end + + def use_temporary_local_cache(temporary_cache) + save_cache = LocalCacheRegistry.cache_for(local_cache_key) begin - Thread.current[thread_local_key] = nil + LocalCacheRegistry.set_cache_for(local_cache_key, temporary_cache) yield ensure - Thread.current[thread_local_key] = save_cache + LocalCacheRegistry.set_cache_for(local_cache_key, save_cache) end end end diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb index 6c0cae71ed..85b7669353 100644 --- a/activesupport/lib/active_support/callbacks.rb +++ b/activesupport/lib/active_support/callbacks.rb @@ -1,9 +1,9 @@ -require 'thread_safe' require 'active_support/concern' require 'active_support/descendants_tracker' require 'active_support/core_ext/class/attribute' require 'active_support/core_ext/kernel/reporting' require 'active_support/core_ext/kernel/singleton_class' +require 'thread' module ActiveSupport # Callbacks are code hooks that are run at key points in an object's lifecycle. @@ -61,6 +61,8 @@ module ActiveSupport extend ActiveSupport::DescendantsTracker end + CALLBACK_FILTER_TYPES = [:before, :after, :around] + # Runs the callbacks for the given event. # # Calls the before and around callbacks in the order they were set, yields @@ -74,8 +76,14 @@ module ActiveSupport # save # end def run_callbacks(kind, &block) - runner_name = self.class.__define_callbacks(kind, self) - send(runner_name, &block) + cbs = send("_#{kind}_callbacks") + if cbs.empty? + yield if block_given? + else + runner = cbs.compile + e = Filters::Environment.new(self, false, nil, block) + runner.call(e).value + end end private @@ -86,159 +94,306 @@ module ActiveSupport def halted_callback_hook(filter) end - class Callback #:nodoc:# - @@_callback_sequence = 0 + module Filters + Environment = Struct.new(:target, :halted, :value, :run_block) - attr_accessor :chain, :filter, :kind, :options, :klass, :raw_filter + class End + def call(env) + block = env.run_block + env.value = !env.halted && (!block || block.call) + env + end + end + ENDING = End.new - def initialize(chain, filter, kind, options, klass) - @chain, @kind, @klass = chain, kind, klass - deprecate_per_key_option(options) - normalize_options!(options) + class Before + def self.build(next_callback, user_callback, user_conditions, chain_config, filter) + halted_lambda = chain_config[:terminator] - @raw_filter, @options = filter, options - @filter = _compile_filter(filter) - recompile_options! - end + if chain_config.key?(:terminator) && user_conditions.any? + halting_and_conditional(next_callback, user_callback, user_conditions, halted_lambda, filter) + elsif chain_config.key? :terminator + halting(next_callback, user_callback, halted_lambda, filter) + elsif user_conditions.any? + conditional(next_callback, user_callback, user_conditions) + else + simple next_callback, user_callback + end + end + + private - def deprecate_per_key_option(options) - if options[:per_key] - raise NotImplementedError, ":per_key option is no longer supported. Use generic :if and :unless options instead." + def self.halting_and_conditional(next_callback, user_callback, user_conditions, halted_lambda, filter) + lambda { |env| + target = env.target + value = env.value + halted = env.halted + + if !halted && user_conditions.all? { |c| c.call(target, value) } + result = user_callback.call target, value + env.halted = halted_lambda.call(target, result) + if env.halted + target.send :halted_callback_hook, filter + end + end + next_callback.call env + } end - end - def clone(chain, klass) - obj = super() - obj.chain = chain - obj.klass = klass - obj.options = @options.dup - obj.options[:if] = @options[:if].dup - obj.options[:unless] = @options[:unless].dup - obj - end + def self.halting(next_callback, user_callback, halted_lambda, filter) + lambda { |env| + target = env.target + value = env.value + halted = env.halted + + unless halted + result = user_callback.call target, value + env.halted = halted_lambda.call(target, result) + if env.halted + target.send :halted_callback_hook, filter + end + end + next_callback.call env + } + end - def normalize_options!(options) - options[:if] = Array(options[:if]) - options[:unless] = Array(options[:unless]) + def self.conditional(next_callback, user_callback, user_conditions) + lambda { |env| + target = env.target + value = env.value + + if user_conditions.all? { |c| c.call(target, value) } + user_callback.call target, value + end + next_callback.call env + } + end + + def self.simple(next_callback, user_callback) + lambda { |env| + user_callback.call env.target, env.value + next_callback.call env + } + end end - def name - chain.name + class After + def self.build(next_callback, user_callback, user_conditions, chain_config) + if chain_config[:skip_after_callbacks_if_terminated] + if chain_config.key?(:terminator) && user_conditions.any? + halting_and_conditional(next_callback, user_callback, user_conditions) + elsif chain_config.key?(:terminator) + halting(next_callback, user_callback) + elsif user_conditions.any? + conditional next_callback, user_callback, user_conditions + else + simple next_callback, user_callback + end + else + if user_conditions.any? + conditional next_callback, user_callback, user_conditions + else + simple next_callback, user_callback + end + end + end + + private + + def self.halting_and_conditional(next_callback, user_callback, user_conditions) + lambda { |env| + env = next_callback.call env + target = env.target + value = env.value + halted = env.halted + + if !halted && user_conditions.all? { |c| c.call(target, value) } + user_callback.call target, value + end + env + } + end + + def self.halting(next_callback, user_callback) + lambda { |env| + env = next_callback.call env + unless env.halted + user_callback.call env.target, env.value + end + env + } + end + + def self.conditional(next_callback, user_callback, user_conditions) + lambda { |env| + env = next_callback.call env + target = env.target + value = env.value + + if user_conditions.all? { |c| c.call(target, value) } + user_callback.call target, value + end + env + } + end + + def self.simple(next_callback, user_callback) + lambda { |env| + env = next_callback.call env + user_callback.call env.target, env.value + env + } + end end - def next_id - @@_callback_sequence += 1 + class Around + def self.build(next_callback, user_callback, user_conditions, chain_config) + if chain_config.key?(:terminator) && user_conditions.any? + halting_and_conditional(next_callback, user_callback, user_conditions) + elsif chain_config.key? :terminator + halting(next_callback, user_callback) + elsif user_conditions.any? + conditional(next_callback, user_callback, user_conditions) + else + simple(next_callback, user_callback) + end + end + + private + + def self.halting_and_conditional(next_callback, user_callback, user_conditions) + lambda { |env| + target = env.target + value = env.value + halted = env.halted + + if !halted && user_conditions.all? { |c| c.call(target, value) } + user_callback.call(target, value) { + env = next_callback.call env + env.value + } + env + else + next_callback.call env + end + } + end + + def self.halting(next_callback, user_callback) + lambda { |env| + target = env.target + value = env.value + + unless env.halted + user_callback.call(target, value) { + env = next_callback.call env + env.value + } + env + else + next_callback.call env + end + } + end + + def self.conditional(next_callback, user_callback, user_conditions) + lambda { |env| + target = env.target + value = env.value + + if user_conditions.all? { |c| c.call(target, value) } + user_callback.call(target, value) { + env = next_callback.call env + env.value + } + env + else + next_callback.call env + end + } + end + + def self.simple(next_callback, user_callback) + lambda { |env| + user_callback.call(env.target, env.value) { + env = next_callback.call env + env.value + } + env + } + end end + end - def matches?(_kind, _filter) - @kind == _kind && @filter == _filter + class Callback #:nodoc:# + def self.build(chain, filter, kind, options) + new chain.name, filter, kind, options, chain.config end - def duplicates?(other) - matches?(other.kind, other.filter) + attr_accessor :kind, :name + attr_reader :chain_config + + def initialize(name, filter, kind, options, chain_config) + @chain_config = chain_config + @name = name + @kind = kind + @filter = filter + @key = compute_identifier filter + @if = Array(options[:if]) + @unless = Array(options[:unless]) end - def _update_filter(filter_options, new_options) - filter_options[:if].concat(Array(new_options[:unless])) if new_options.key?(:unless) - filter_options[:unless].concat(Array(new_options[:if])) if new_options.key?(:if) + def filter; @key; end + def raw_filter; @filter; end + + def merge(chain, new_options) + options = { + :if => @if.dup, + :unless => @unless.dup + } + + options[:if].concat Array(new_options.fetch(:unless, [])) + options[:unless].concat Array(new_options.fetch(:if, [])) + + self.class.build chain, @filter, @kind, options end - def recompile!(_options) - deprecate_per_key_option(_options) - _update_filter(self.options, _options) + def matches?(_kind, _filter) + @kind == _kind && filter == _filter + end - recompile_options! + def duplicates?(other) + case @filter + when Symbol, String + matches?(other.kind, other.filter) + else + false + end end # Wraps code with filter - def apply(code) - case @kind + def apply(next_callback) + user_conditions = conditions_lambdas + user_callback = make_lambda @filter + + case kind when :before - <<-RUBY_EVAL - if !halted && #{@compiled_options} - # This double assignment is to prevent warnings in 1.9.3 as - # the `result` variable is not always used except if the - # terminator code refers to it. - result = result = #{@filter} - halted = (#{chain.config[:terminator]}) - if halted - halted_callback_hook(#{@raw_filter.inspect.inspect}) - end - end - #{code} - RUBY_EVAL + Filters::Before.build(next_callback, user_callback, user_conditions, chain_config, @filter) when :after - <<-RUBY_EVAL - #{code} - if #{!chain.config[:skip_after_callbacks_if_terminated] || "!halted"} && #{@compiled_options} - #{@filter} - end - RUBY_EVAL + Filters::After.build(next_callback, user_callback, user_conditions, chain_config) when :around - name = define_conditional_callback - <<-RUBY_EVAL - #{name}(halted) do - #{code} - value - end - RUBY_EVAL + Filters::Around.build(next_callback, user_callback, user_conditions, chain_config) end end private - # Compile around filters with conditions into proxy methods - # that contain the conditions. - # - # For `set_callback :save, :around, :filter_name, if: :condition': - # - # def _conditional_callback_save_17 - # if condition - # filter_name do - # yield self - # end - # else - # yield self - # end - # end - def define_conditional_callback - name = "_conditional_callback_#{@kind}_#{next_id}" - @klass.class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 - def #{name}(halted) - if #{@compiled_options} && !halted - #{@filter} do - yield self - end - else - yield self - end - end - RUBY_EVAL - name - end - - # Options support the same options as filters themselves (and support - # symbols, string, procs, and objects), so compile a conditional - # expression based on the options. - def recompile_options! - conditions = ["true"] - - unless options[:if].empty? - conditions << Array(_compile_filter(options[:if])) - end - - unless options[:unless].empty? - conditions << Array(_compile_filter(options[:unless])).map {|f| "!#{f}"} - end - - @compiled_options = conditions.flatten.join(" && ") + def invert_lambda(l) + lambda { |*args, &blk| !l.call(*args, &blk) } end # Filters support: # - # Arrays:: Used in conditions. This is used to specify - # multiple conditions. Used internally to - # merge conditions from skip_* filters. # Symbols:: A method to call. # Strings:: Some content to evaluate. # Procs:: A proc to call with the object. @@ -247,90 +402,105 @@ module ActiveSupport # All of these objects are compiled into methods and handled # the same after this point: # - # Arrays:: Merged together into a single filter. # Symbols:: Already methods. # Strings:: class_eval'ed into methods. # Procs:: define_method'ed into methods. # Objects:: # a method is created that calls the before_foo method # on the object. - def _compile_filter(filter) + def make_lambda(filter) case filter - when Array - filter.map {|f| _compile_filter(f)} when Symbol - filter + lambda { |target, _, &blk| target.send filter, &blk } when String - "(#{filter})" - when Proc - method_name = "_callback_#{@kind}_#{next_id}" - @klass.send(:define_method, method_name, &filter) - return method_name if filter.arity <= 0 + l = eval "lambda { |value| #{filter} }" + lambda { |target, value| target.instance_exec(value, &l) } + when ::Proc + if filter.arity > 1 + return lambda { |target, _, &block| + raise ArgumentError unless block + target.instance_exec(target, block, &filter) + } + end - method_name << (filter.arity == 1 ? "(self)" : " self, Proc.new ") + if filter.arity <= 0 + lambda { |target, _| target.instance_exec(&filter) } + else + lambda { |target, _| target.instance_exec(target, &filter) } + end else - method_name = "_callback_#{@kind}_#{next_id}" - @klass.send(:define_method, "#{method_name}_object") { filter } - - _normalize_legacy_filter(kind, filter) - scopes = Array(chain.config[:scope]) - method_to_call = scopes.map{ |s| s.is_a?(Symbol) ? send(s) : s }.join("_") + scopes = Array(chain_config[:scope]) + method_to_call = scopes.map{ |s| public_send(s) }.join("_") - @klass.class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 - def #{method_name}(&blk) - #{method_name}_object.send(:#{method_to_call}, self, &blk) - end - RUBY_EVAL - - method_name + lambda { |target, _, &blk| + filter.public_send method_to_call, target, &blk + } end end - def _normalize_legacy_filter(kind, filter) - if !filter.respond_to?(kind) && filter.respond_to?(:filter) - message = "Filter object with #filter method is deprecated. Define method corresponding " \ - "to filter type (#before, #after or #around)." - ActiveSupport::Deprecation.warn message - filter.singleton_class.class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 - def #{kind}(context, &block) filter(context, &block) end - RUBY_EVAL - elsif filter.respond_to?(:before) && filter.respond_to?(:after) && kind == :around && !filter.respond_to?(:around) - message = "Filter object with #before and #after methods is deprecated. Define #around method instead." - ActiveSupport::Deprecation.warn message - def filter.around(context) - should_continue = before(context) - yield if should_continue - after(context) - end + def compute_identifier(filter) + case filter + when String, ::Proc + filter.object_id + else + filter end end + + def conditions_lambdas + @if.map { |c| make_lambda c } + + @unless.map { |c| invert_lambda make_lambda c } + end end # An Array with a compile method. - class CallbackChain < Array #:nodoc:# + class CallbackChain #:nodoc:# + include Enumerable + attr_reader :name, :config def initialize(name, config) @name = name @config = { - :terminator => "false", :scope => [ :kind ] }.merge!(config) + @chain = [] + @callbacks = nil + @mutex = Mutex.new end - def compile - method = [] - method << "value = nil" - method << "halted = false" + def each(&block); @chain.each(&block); end + def index(o); @chain.index(o); end + def empty?; @chain.empty?; end - callbacks = "value = !halted && (!block_given? || yield)" - reverse_each do |callback| - callbacks = callback.apply(callbacks) - end - method << callbacks + def insert(index, o) + @callbacks = nil + @chain.insert(index, o) + end + + def delete(o) + @callbacks = nil + @chain.delete(o) + end + + def clear + @callbacks = nil + @chain.clear + self + end - method << "value" - method.join("\n") + def initialize_copy(other) + @callbacks = nil + @chain = other.chain.dup + @mutex = Mutex.new + end + + def compile + @callbacks || @mutex.synchronize do + @callbacks ||= @chain.reverse.inject(Filters::ENDING) do |chain, callback| + callback.apply chain + end + end end def append(*callbacks) @@ -341,69 +511,45 @@ module ActiveSupport callbacks.each { |c| prepend_one(c) } end + protected + def chain; @chain; end + private def append_one(callback) + @callbacks = nil remove_duplicates(callback) - push(callback) + @chain.push(callback) end def prepend_one(callback) + @callbacks = nil remove_duplicates(callback) - unshift(callback) + @chain.unshift(callback) end def remove_duplicates(callback) - delete_if { |c| callback.duplicates?(c) } + @callbacks = nil + @chain.delete_if { |c| callback.duplicates?(c) } end end module ClassMethods - # This method defines callback chain method for the given kind - # if it was not yet defined. - # This generated method plays caching role. - def __define_callbacks(kind, object) #:nodoc: - name = __callback_runner_name(kind) - unless object.respond_to?(name, true) - str = object.send("_#{kind}_callbacks").compile - class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 - def #{name}() #{str} end - protected :#{name} - RUBY_EVAL - end - name - end - - def __reset_runner(symbol) - name = __callback_runner_name(symbol) - undef_method(name) if method_defined?(name) - end - - def __callback_runner_name_cache - @__callback_runner_name_cache ||= ThreadSafe::Cache.new {|cache, kind| cache[kind] = __generate_callback_runner_name(kind) } - end - - def __generate_callback_runner_name(kind) - "_run__#{self.name.hash.abs}__#{kind}__callbacks" - end - - def __callback_runner_name(kind) - __callback_runner_name_cache[kind] + def normalize_callback_params(filters, block) # :nodoc: + type = CALLBACK_FILTER_TYPES.include?(filters.first) ? filters.shift : :before + options = filters.last.is_a?(Hash) ? filters.pop : {} + filters.unshift(block) if block + [type, filters, options.dup] end # This is used internally to append, prepend and skip callbacks to the # CallbackChain. - def __update_callbacks(name, filters = [], block = nil) #:nodoc: - type = [:before, :after, :around].include?(filters.first) ? filters.shift : :before - options = filters.last.is_a?(Hash) ? filters.pop : {} - filters.unshift(block) if block - + def __update_callbacks(name) #:nodoc: ([self] + ActiveSupport::DescendantsTracker.descendants(self)).reverse.each do |target| - chain = target.send("_#{name}_callbacks") - yield target, chain.dup, type, filters, options - target.__reset_runner(name) + chain = target.get_callbacks name + yield target, chain.dup end end @@ -443,16 +589,15 @@ module ActiveSupport # * <tt>:prepend</tt> - If +true+, the callback will be prepended to the # existing chain rather than appended. def set_callback(name, *filter_list, &block) - mapped = nil - - __update_callbacks(name, filter_list, block) do |target, chain, type, filters, options| - mapped ||= filters.map do |filter| - Callback.new(chain, filter, type, options.dup, self) - end + type, filters, options = normalize_callback_params(filter_list, block) + self_chain = get_callbacks name + mapped = filters.map do |filter| + Callback.build(self_chain, filter, type, options) + end + __update_callbacks(name) do |target, chain| options[:prepend] ? chain.prepend(*mapped) : chain.append(*mapped) - - target.send("_#{name}_callbacks=", chain) + target.set_callbacks name, chain end end @@ -464,36 +609,34 @@ module ActiveSupport # skip_callback :validate, :before, :check_membership, if: -> { self.age > 18 } # end def skip_callback(name, *filter_list, &block) - __update_callbacks(name, filter_list, block) do |target, chain, type, filters, options| + type, filters, options = normalize_callback_params(filter_list, block) + + __update_callbacks(name) do |target, chain| filters.each do |filter| filter = chain.find {|c| c.matches?(type, filter) } if filter && options.any? - new_filter = filter.clone(chain, self) + new_filter = filter.merge(chain, options) chain.insert(chain.index(filter), new_filter) - new_filter.recompile!(options) end chain.delete(filter) end - target.send("_#{name}_callbacks=", chain) + target.set_callbacks name, chain end end # Remove all set callbacks for the given event. def reset_callbacks(symbol) - callbacks = send("_#{symbol}_callbacks") + callbacks = get_callbacks symbol ActiveSupport::DescendantsTracker.descendants(self).each do |target| - chain = target.send("_#{symbol}_callbacks").dup + chain = target.get_callbacks(symbol).dup callbacks.each { |c| chain.delete(c) } - target.send("_#{symbol}_callbacks=", chain) - target.__reset_runner(symbol) + target.set_callbacks symbol, chain end - self.send("_#{symbol}_callbacks=", callbacks.dup.clear) - - __reset_runner(symbol) + self.set_callbacks symbol, callbacks.dup.clear end # Define sets of events in the object lifecycle that support callbacks. @@ -565,11 +708,28 @@ module ActiveSupport # would call <tt>Audit#save</tt>. def define_callbacks(*callbacks) config = callbacks.last.is_a?(Hash) ? callbacks.pop : {} + if config.key?(:terminator) && String === config[:terminator] + ActiveSupport::Deprecation.warn "String based terminators are deprecated, please use a lambda" + value = config[:terminator] + l = class_eval "lambda { |result| #{value} }", __FILE__, __LINE__ + config[:terminator] = lambda { |target, result| target.instance_exec(result, &l) } + end + callbacks.each do |callback| class_attribute "_#{callback}_callbacks" - send("_#{callback}_callbacks=", CallbackChain.new(callback, config)) + set_callbacks callback, CallbackChain.new(callback, config) end end + + protected + + def get_callbacks(name) + send "_#{name}_callbacks" + end + + def set_callbacks(name, callbacks) + send "_#{name}_callbacks=", callbacks + end end end end diff --git a/activesupport/lib/active_support/concern.rb b/activesupport/lib/active_support/concern.rb index eeeba60839..b6ae86b583 100644 --- a/activesupport/lib/active_support/concern.rb +++ b/activesupport/lib/active_support/concern.rb @@ -98,6 +98,12 @@ module ActiveSupport # include Bar # works, Bar takes care now of its dependencies # end module Concern + class MultipleIncludedBlocks < StandardError #:nodoc: + def initialize + super "Cannot define multiple 'included' blocks for a Concern" + end + end + def self.extended(base) #:nodoc: base.instance_variable_set("@_dependencies", []) end @@ -117,6 +123,8 @@ module ActiveSupport def included(base = nil, &block) if base.nil? + raise MultipleIncludedBlocks if instance_variable_defined?("@_included_block") + @_included_block = block else super diff --git a/activesupport/lib/active_support/core_ext/array/grouping.rb b/activesupport/lib/active_support/core_ext/array/grouping.rb index 640e6e9328..dbddc7a7b4 100644 --- a/activesupport/lib/active_support/core_ext/array/grouping.rb +++ b/activesupport/lib/active_support/core_ext/array/grouping.rb @@ -25,7 +25,7 @@ class Array # subtracting from number gives how many to add; # modulo number ensures we don't add group of just fill. padding = (number - size % number) % number - collection = dup.concat([fill_with] * padding) + collection = dup.concat(Array.new(padding, fill_with)) end if block_given? diff --git a/activesupport/lib/active_support/core_ext/array/wrap.rb b/activesupport/lib/active_support/core_ext/array/wrap.rb index 1245768870..152eb02218 100644 --- a/activesupport/lib/active_support/core_ext/array/wrap.rb +++ b/activesupport/lib/active_support/core_ext/array/wrap.rb @@ -15,12 +15,12 @@ class Array # # * If the argument responds to +to_ary+ the method is invoked. <tt>Kernel#Array</tt> # moves on to try +to_a+ if the returned value is +nil+, but <tt>Array.wrap</tt> returns - # such a +nil+ right away. + # +nil+ right away. # * If the returned value from +to_ary+ is neither +nil+ nor an +Array+ object, <tt>Kernel#Array</tt> # raises an exception, while <tt>Array.wrap</tt> does not, it just returns the value. - # * It does not call +to_a+ on the argument, though special-cases +nil+ to return an empty array. + # * It does not call +to_a+ on the argument, but returns an empty array if argument is +nil+. # - # The last point is particularly worth comparing for some enumerables: + # The second point is easily explained with some enumerables: # # Array(foo: :bar) # => [[:foo, :bar]] # Array.wrap(foo: :bar) # => [{:foo=>:bar}] @@ -29,10 +29,10 @@ class Array # # [*object] # - # which for +nil+ returns <tt>[]</tt>, and calls to <tt>Array(object)</tt> otherwise. + # which returns <tt>[]</tt> for +nil+, but calls to <tt>Array(object)</tt> otherwise. # - # Thus, in this case the behavior may be different for +nil+, and the differences with - # <tt>Kernel#Array</tt> explained above apply to the rest of <tt>object</tt>s. + # The differences with <tt>Kernel#Array</tt> explained above + # apply to the rest of <tt>object</tt>s. def self.wrap(object) if object.nil? [] diff --git a/activesupport/lib/active_support/core_ext/class/attribute.rb b/activesupport/lib/active_support/core_ext/class/attribute.rb index 6d49b7b6e1..6fa9967a28 100644 --- a/activesupport/lib/active_support/core_ext/class/attribute.rb +++ b/activesupport/lib/active_support/core_ext/class/attribute.rb @@ -71,7 +71,7 @@ class Class def class_attribute(*attrs) options = attrs.extract_options! # double assignment is used to avoid "assigned but unused variable" warning - instance_reader = instance_reader = options.fetch(:instance_accessor, true) && options.fetch(:instance_reader, true) + instance_reader = options.fetch(:instance_accessor, true) && options.fetch(:instance_reader, true) instance_writer = options.fetch(:instance_accessor, true) && options.fetch(:instance_writer, true) instance_predicate = options.fetch(:instance_predicate, true) diff --git a/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb b/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb index fa1dbfdf06..34859617c9 100644 --- a/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb +++ b/activesupport/lib/active_support/core_ext/class/attribute_accessors.rb @@ -32,7 +32,7 @@ class Class def cattr_reader(*syms) options = syms.extract_options! syms.each do |sym| - raise NameError.new('invalid attribute name') unless sym =~ /^[_A-Za-z]\w*$/ + raise NameError.new("invalid class attribute name: #{sym}") unless sym =~ /^[_A-Za-z]\w*$/ class_eval(<<-EOS, __FILE__, __LINE__ + 1) unless defined? @@#{sym} @@#{sym} = nil @@ -93,7 +93,7 @@ class Class def cattr_writer(*syms) options = syms.extract_options! syms.each do |sym| - raise NameError.new('invalid attribute name') unless sym =~ /^[_A-Za-z]\w*$/ + raise NameError.new("invalid class attribute name: #{sym}") unless sym =~ /^[_A-Za-z]\w*$/ class_eval(<<-EOS, __FILE__, __LINE__ + 1) unless defined? @@#{sym} @@#{sym} = nil diff --git a/activesupport/lib/active_support/core_ext/date.rb b/activesupport/lib/active_support/core_ext/date.rb index 5f13f5f70f..465fedda80 100644 --- a/activesupport/lib/active_support/core_ext/date.rb +++ b/activesupport/lib/active_support/core_ext/date.rb @@ -2,5 +2,4 @@ require 'active_support/core_ext/date/acts_like' require 'active_support/core_ext/date/calculations' require 'active_support/core_ext/date/conversions' require 'active_support/core_ext/date/zones' -require 'active_support/core_ext/date/infinite_comparable' diff --git a/activesupport/lib/active_support/core_ext/date/conversions.rb b/activesupport/lib/active_support/core_ext/date/conversions.rb index cdf606f28c..0637fe4929 100644 --- a/activesupport/lib/active_support/core_ext/date/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date/conversions.rb @@ -1,7 +1,6 @@ require 'date' require 'active_support/inflector/methods' require 'active_support/core_ext/date/zones' -require 'active_support/core_ext/module/remove_method' class Date DATE_FORMATS = { diff --git a/activesupport/lib/active_support/core_ext/date/infinite_comparable.rb b/activesupport/lib/active_support/core_ext/date/infinite_comparable.rb deleted file mode 100644 index ca5d793942..0000000000 --- a/activesupport/lib/active_support/core_ext/date/infinite_comparable.rb +++ /dev/null @@ -1,5 +0,0 @@ -require 'active_support/core_ext/infinite_comparable' - -class Date - include InfiniteComparable -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 5b89ace66b..0d14cba7cc 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 @@ -109,11 +109,11 @@ module DateAndTime alias :at_beginning_of_year :beginning_of_year # Returns a new date/time representing the given day in the next week. - # Week is assumed to start on +start_day+, default is - # +Date.beginning_of_week+ or +config.beginning_of_week+ when set. - # DateTime objects have their time set to 0:00. - def next_week(start_day = Date.beginning_of_week) - first_hour{ weeks_since(1).beginning_of_week.days_since(days_span(start_day)) } + # The +given_day_in_next_week+ defaults to the beginning of the week + # which is determined by +Date.beginning_of_week+ or +config.beginning_of_week+ + # when set. +DateTime+ objects have their time set to 0:00. + def next_week(given_day_in_next_week = Date.beginning_of_week) + first_hour{ weeks_since(1).beginning_of_week.days_since(days_span(given_day_in_next_week)) } end # Short-hand for months_since(1). diff --git a/activesupport/lib/active_support/core_ext/date_time.rb b/activesupport/lib/active_support/core_ext/date_time.rb index 024af91738..e8a27b9f38 100644 --- a/activesupport/lib/active_support/core_ext/date_time.rb +++ b/activesupport/lib/active_support/core_ext/date_time.rb @@ -2,4 +2,3 @@ require 'active_support/core_ext/date_time/acts_like' require 'active_support/core_ext/date_time/calculations' require 'active_support/core_ext/date_time/conversions' require 'active_support/core_ext/date_time/zones' -require 'active_support/core_ext/date_time/infinite_comparable' diff --git a/activesupport/lib/active_support/core_ext/date_time/calculations.rb b/activesupport/lib/active_support/core_ext/date_time/calculations.rb index 9f0864d9bb..937567440b 100644 --- a/activesupport/lib/active_support/core_ext/date_time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date_time/calculations.rb @@ -1,3 +1,4 @@ +require 'date' require 'active_support/deprecation' class DateTime @@ -154,4 +155,11 @@ class DateTime def utc_offset (offset * 86400).to_i end + + # Layers additional behavior on DateTime#<=> so that Time and + # ActiveSupport::TimeWithZone instances can be compared with a DateTime. + def <=>(other) + super other.to_datetime + end + end diff --git a/activesupport/lib/active_support/core_ext/date_time/conversions.rb b/activesupport/lib/active_support/core_ext/date_time/conversions.rb index b7d8414a9d..df07917d19 100644 --- a/activesupport/lib/active_support/core_ext/date_time/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date_time/conversions.rb @@ -1,3 +1,4 @@ +require 'date' require 'active_support/inflector/methods' require 'active_support/core_ext/time/conversions' require 'active_support/core_ext/date_time/calculations' diff --git a/activesupport/lib/active_support/core_ext/date_time/infinite_comparable.rb b/activesupport/lib/active_support/core_ext/date_time/infinite_comparable.rb deleted file mode 100644 index 8a282b19f2..0000000000 --- a/activesupport/lib/active_support/core_ext/date_time/infinite_comparable.rb +++ /dev/null @@ -1,5 +0,0 @@ -require 'active_support/core_ext/infinite_comparable' - -class DateTime - include InfiniteComparable -end diff --git a/activesupport/lib/active_support/core_ext/date_time/zones.rb b/activesupport/lib/active_support/core_ext/date_time/zones.rb index 6457ffbaf6..01a627f8af 100644 --- a/activesupport/lib/active_support/core_ext/date_time/zones.rb +++ b/activesupport/lib/active_support/core_ext/date_time/zones.rb @@ -1,3 +1,4 @@ +require 'date' require 'active_support/core_ext/time/zones' class DateTime diff --git a/activesupport/lib/active_support/core_ext/hash/diff.rb b/activesupport/lib/active_support/core_ext/hash/diff.rb index 5f3868b5b0..4359213380 100644 --- a/activesupport/lib/active_support/core_ext/hash/diff.rb +++ b/activesupport/lib/active_support/core_ext/hash/diff.rb @@ -1,3 +1,5 @@ +require 'active_support/deprecation' + class Hash # Returns a hash that represents the difference between two hashes. # diff --git a/activesupport/lib/active_support/core_ext/infinite_comparable.rb b/activesupport/lib/active_support/core_ext/infinite_comparable.rb deleted file mode 100644 index b78b2deaad..0000000000 --- a/activesupport/lib/active_support/core_ext/infinite_comparable.rb +++ /dev/null @@ -1,35 +0,0 @@ -require 'active_support/concern' -require 'active_support/core_ext/module/aliasing' -require 'active_support/core_ext/object/try' - -module InfiniteComparable - extend ActiveSupport::Concern - - included do - alias_method_chain :<=>, :infinity - end - - define_method :'<=>_with_infinity' do |other| - if other.class == self.class - public_send :'<=>_without_infinity', other - else - infinite = try(:infinite?) - other_infinite = other.try(:infinite?) - - # inf <=> inf - if infinite && other_infinite - infinite <=> other_infinite - # not_inf <=> inf - elsif other_infinite - -other_infinite - # inf <=> not_inf - elsif infinite - infinite - else - conversion = "to_#{self.class.name.downcase}" - other = other.public_send(conversion) if other.respond_to?(conversion) - public_send :'<=>_without_infinity', other - end - end - end -end diff --git a/activesupport/lib/active_support/core_ext/marshal.rb b/activesupport/lib/active_support/core_ext/marshal.rb index c7a8348b1d..56c79c04bd 100644 --- a/activesupport/lib/active_support/core_ext/marshal.rb +++ b/activesupport/lib/active_support/core_ext/marshal.rb @@ -1,3 +1,5 @@ +require 'active_support/core_ext/module/aliasing' + module Marshal class << self def load_with_autoloading(source) diff --git a/activesupport/lib/active_support/core_ext/module/delegation.rb b/activesupport/lib/active_support/core_ext/module/delegation.rb index e608eeaf42..6d42667e97 100644 --- a/activesupport/lib/active_support/core_ext/module/delegation.rb +++ b/activesupport/lib/active_support/core_ext/module/delegation.rb @@ -1,8 +1,10 @@ class Module - # Provides a delegate class method to easily expose contained objects' public methods - # as your own. Pass one or more methods (specified as symbols or strings) - # and the name of the target object via the <tt>:to</tt> option (also a symbol - # or string). At least one method and the <tt>:to</tt> option are required. + # Provides a +delegate+ class method to easily expose contained objects' + # public methods as your own. + # + # The macro receives one or more method names (specified as symbols or + # strings) and the name of the target object via the <tt>:to</tt> option + # (also a symbol or string). # # Delegation is particularly useful with Active Record associations: # @@ -89,29 +91,44 @@ class Module # invoice.customer_name # => 'John Doe' # invoice.customer_address # => 'Vimmersvej 13' # - # If the delegate object is +nil+ an exception is raised, and that happens - # no matter whether +nil+ responds to the delegated method. You can get a - # +nil+ instead with the +:allow_nil+ option. + # If the target is +nil+ and does not respond to the delegated method a + # +NoMethodError+ is raised, as with any other value. Sometimes, however, it + # makes sense to be robust to that situation and that is the purpose of the + # <tt>:allow_nil</tt> option: If the target is not +nil+, or it is and + # responds to the method, everything works as usual. But if it is +nil+ and + # does not respond to the delegated method, +nil+ is returned. # - # class Foo - # attr_accessor :bar - # def initialize(bar = nil) - # @bar = bar - # end - # delegate :zoo, to: :bar + # class User < ActiveRecord::Base + # has_one :profile + # delegate :age, to: :profile # end # - # Foo.new.zoo # raises NoMethodError exception (you called nil.zoo) + # User.new.age # raises NoMethodError: undefined method `age' + # + # But if not having a profile yet is fine and should not be an error + # condition: + # + # class User < ActiveRecord::Base + # has_one :profile + # delegate :age, to: :profile, allow_nil: true + # end + # + # User.new.age # nil + # + # Note that if the target is not +nil+ then the call is attempted regardless of the + # <tt>:allow_nil</tt> option, and thus an exception is still raised if said object + # does not respond to the method: # # class Foo - # attr_accessor :bar - # def initialize(bar = nil) + # def initialize(bar) # @bar = bar # end - # delegate :zoo, to: :bar, allow_nil: true + # + # delegate :name, to: :@bar, allow_nil: true # end # - # Foo.new.zoo # returns nil + # Foo.new("Bar").name # raises NoMethodError: undefined method `name' + # def delegate(*methods) options = methods.pop unless options.is_a?(Hash) && to = options[:to] @@ -142,22 +159,31 @@ class Module # methods still accept two arguments. definition = (method =~ /[^\]]=$/) ? 'arg' : '*args, &block' + # The following generated methods call the target exactly once, storing + # the returned value in a dummy variable. + # + # Reason is twofold: On one hand doing less calls is in general better. + # On the other hand it could be that the target has side-effects, + # whereas conceptualy, from the user point of view, the delegator should + # be doing one call. if allow_nil - module_eval(<<-EOS, file, line - 2) + module_eval(<<-EOS, file, line - 3) def #{method_prefix}#{method}(#{definition}) # def customer_name(*args, &block) - if #{to} || #{to}.respond_to?(:#{method}) # if client || client.respond_to?(:name) - #{to}.#{method}(#{definition}) # client.name(*args, &block) + _ = #{to} # _ = client + if !_.nil? || nil.respond_to?(:#{method}) # if !_.nil? || nil.respond_to?(:name) + _.#{method}(#{definition}) # _.name(*args, &block) end # end end # end EOS else exception = %(raise "#{self}##{method_prefix}#{method} delegated to #{to}.#{method}, but #{to} is nil: \#{self.inspect}") - module_eval(<<-EOS, file, line - 1) + module_eval(<<-EOS, file, line - 2) def #{method_prefix}#{method}(#{definition}) # def customer_name(*args, &block) - #{to}.#{method}(#{definition}) # client.name(*args, &block) + _ = #{to} # _ = client + _.#{method}(#{definition}) # _.name(*args, &block) rescue NoMethodError # rescue NoMethodError - if #{to}.nil? # if client.nil? + if _.nil? # if _.nil? #{exception} # # add helpful message to the exception else # else raise # raise diff --git a/activesupport/lib/active_support/core_ext/module/deprecation.rb b/activesupport/lib/active_support/core_ext/module/deprecation.rb index cc45cee5b8..d873de197f 100644 --- a/activesupport/lib/active_support/core_ext/module/deprecation.rb +++ b/activesupport/lib/active_support/core_ext/module/deprecation.rb @@ -14,8 +14,8 @@ class Module # method where you can implement your custom warning behavior. # # class MyLib::Deprecator - # def deprecation_warning(deprecated_method_name, message, caller_backtrace) - # message = "#{method_name} is deprecated and will be removed from MyLibrary | #{message}" + # def deprecation_warning(deprecated_method_name, message, caller_backtrace = nil) + # message = "#{deprecated_method_name} is deprecated and will be removed from MyLibrary | #{message}" # Kernel.warn message # end # end diff --git a/activesupport/lib/active_support/core_ext/numeric.rb b/activesupport/lib/active_support/core_ext/numeric.rb index d5cfc2ece4..a6bc0624be 100644 --- a/activesupport/lib/active_support/core_ext/numeric.rb +++ b/activesupport/lib/active_support/core_ext/numeric.rb @@ -1,4 +1,3 @@ require 'active_support/core_ext/numeric/bytes' require 'active_support/core_ext/numeric/time' require 'active_support/core_ext/numeric/conversions' -require 'active_support/core_ext/numeric/infinite_comparable' diff --git a/activesupport/lib/active_support/core_ext/numeric/infinite_comparable.rb b/activesupport/lib/active_support/core_ext/numeric/infinite_comparable.rb deleted file mode 100644 index b5f1b0487b..0000000000 --- a/activesupport/lib/active_support/core_ext/numeric/infinite_comparable.rb +++ /dev/null @@ -1,9 +0,0 @@ -require 'active_support/core_ext/infinite_comparable' - -class Float - include InfiniteComparable -end - -class BigDecimal - include InfiniteComparable -end diff --git a/activesupport/lib/active_support/core_ext/object/inclusion.rb b/activesupport/lib/active_support/core_ext/object/inclusion.rb index 3fec465ec0..b5671f66d0 100644 --- a/activesupport/lib/active_support/core_ext/object/inclusion.rb +++ b/activesupport/lib/active_support/core_ext/object/inclusion.rb @@ -1,25 +1,15 @@ class Object - # Returns true if this object is included in the argument(s). Argument must be - # any object which responds to +#include?+ or optionally, multiple arguments can be passed in. Usage: + # Returns true if this object is included in the argument. Argument must be + # any object which responds to +#include?+. Usage: # - # characters = ['Konata', 'Kagami', 'Tsukasa'] - # 'Konata'.in?(characters) # => true + # characters = ["Konata", "Kagami", "Tsukasa"] + # "Konata".in?(characters) # => true # - # character = 'Konata' - # character.in?('Konata', 'Kagami', 'Tsukasa') # => true - # - # This will throw an ArgumentError if a single argument is passed in and it doesn't respond + # This will throw an ArgumentError if the argument doesn't respond # to +#include?+. - def in?(*args) - if args.length > 1 - args.include? self - else - another_object = args.first - if another_object.respond_to? :include? - another_object.include? self - else - raise ArgumentError.new 'The single parameter passed to #in? must respond to #include?' - end - end + def in?(another_object) + another_object.include?(self) + rescue NoMethodError + raise ArgumentError.new("The parameter passed to #in? must respond to #include?") end end diff --git a/activesupport/lib/active_support/core_ext/object/to_param.rb b/activesupport/lib/active_support/core_ext/object/to_param.rb index 0d5f3501e5..3b137ce6ae 100644 --- a/activesupport/lib/active_support/core_ext/object/to_param.rb +++ b/activesupport/lib/active_support/core_ext/object/to_param.rb @@ -53,6 +53,6 @@ class Hash def to_param(namespace = nil) collect do |key, value| value.to_query(namespace ? "#{namespace}[#{key}]" : key) - end.sort * '&' + end.sort! * '&' end end diff --git a/activesupport/lib/active_support/core_ext/range/include_range.rb b/activesupport/lib/active_support/core_ext/range/include_range.rb index 3af66aaf2f..3a07401c8a 100644 --- a/activesupport/lib/active_support/core_ext/range/include_range.rb +++ b/activesupport/lib/active_support/core_ext/range/include_range.rb @@ -1,3 +1,5 @@ +require 'active_support/core_ext/module/aliasing' + class Range # Extends the default Range#include? to support range comparisons. # (1..5).include?(1..5) # => true diff --git a/activesupport/lib/active_support/core_ext/string/conversions.rb b/activesupport/lib/active_support/core_ext/string/conversions.rb index 428fa1f826..6691fc0995 100644 --- a/activesupport/lib/active_support/core_ext/string/conversions.rb +++ b/activesupport/lib/active_support/core_ext/string/conversions.rb @@ -15,24 +15,23 @@ class String # "2012-12-13 06:12".to_time # => 2012-12-13 06:12:00 +0100 # "2012-12-13T06:12".to_time # => 2012-12-13 06:12:00 +0100 # "2012-12-13T06:12".to_time(:utc) # => 2012-12-13 05:12:00 UTC + # "12/13/2012".to_time # => ArgumentError: argument out of range def to_time(form = :local) parts = Date._parse(self, false) return if parts.empty? now = Time.now - offset = parts[:offset] - utc_offset = form == :utc ? 0 : now.utc_offset - adjustment = offset ? offset - utc_offset : 0 - - Time.send( - form, + time = Time.new( parts.fetch(:year, now.year), parts.fetch(:mon, now.month), parts.fetch(:mday, now.day), parts.fetch(:hour, 0), parts.fetch(:min, 0), - parts.fetch(:sec, 0) + parts.fetch(:sec_fraction, 0) - ) - adjustment + parts.fetch(:sec, 0) + parts.fetch(:sec_fraction, 0), + parts.fetch(:offset, form == :utc ? 0 : nil) + ) + + form == :utc ? time.utc : time.getlocal end # Converts a string to a Date value. diff --git a/activesupport/lib/active_support/core_ext/string/inflections.rb b/activesupport/lib/active_support/core_ext/string/inflections.rb index 0b506a6030..56e8a5f98d 100644 --- a/activesupport/lib/active_support/core_ext/string/inflections.rb +++ b/activesupport/lib/active_support/core_ext/string/inflections.rb @@ -185,7 +185,7 @@ class String # # Singular names are not handled correctly. # - # 'business'.classify # => "Busines" + # 'business'.classify # => "Business" def classify ActiveSupport::Inflector.classify(self) end diff --git a/activesupport/lib/active_support/core_ext/time.rb b/activesupport/lib/active_support/core_ext/time.rb index af6b589b71..32cffe237d 100644 --- a/activesupport/lib/active_support/core_ext/time.rb +++ b/activesupport/lib/active_support/core_ext/time.rb @@ -3,4 +3,3 @@ require 'active_support/core_ext/time/calculations' require 'active_support/core_ext/time/conversions' require 'active_support/core_ext/time/marshal' require 'active_support/core_ext/time/zones' -require 'active_support/core_ext/time/infinite_comparable' diff --git a/activesupport/lib/active_support/core_ext/time/infinite_comparable.rb b/activesupport/lib/active_support/core_ext/time/infinite_comparable.rb deleted file mode 100644 index 63795885f5..0000000000 --- a/activesupport/lib/active_support/core_ext/time/infinite_comparable.rb +++ /dev/null @@ -1,5 +0,0 @@ -require 'active_support/core_ext/infinite_comparable' - -class Time - include InfiniteComparable -end diff --git a/activesupport/lib/active_support/deprecation/proxy_wrappers.rb b/activesupport/lib/active_support/deprecation/proxy_wrappers.rb index 485dc91063..a03a66b96b 100644 --- a/activesupport/lib/active_support/deprecation/proxy_wrappers.rb +++ b/activesupport/lib/active_support/deprecation/proxy_wrappers.rb @@ -25,7 +25,7 @@ module ActiveSupport end end - # This DeprecatedObjectProxy transforms object to depracated object. + # This DeprecatedObjectProxy transforms object to deprecated object. # # @old_object = DeprecatedObjectProxy.new(Object.new, "Don't use this object anymore!") # @old_object = DeprecatedObjectProxy.new(Object.new, "Don't use this object anymore!", deprecator_instance) @@ -52,7 +52,7 @@ module ActiveSupport end # This DeprecatedInstanceVariableProxy transforms instance variable to - # depracated instance variable. + # deprecated instance variable. # # class Example # def initialize(deprecator) @@ -93,7 +93,7 @@ module ActiveSupport end end - # This DeprecatedConstantProxy transforms constant to depracated constant. + # This DeprecatedConstantProxy transforms constant to deprecated constant. # # OLD_CONST = ActiveSupport::Deprecation::DeprecatedConstantProxy.new('OLD_CONST', 'NEW_CONST') # OLD_CONST = ActiveSupport::Deprecation::DeprecatedConstantProxy.new('OLD_CONST', 'NEW_CONST', deprecator_instance) diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb index 837db05dcc..bdb8877f55 100644 --- a/activesupport/lib/active_support/hash_with_indifferent_access.rb +++ b/activesupport/lib/active_support/hash_with_indifferent_access.rb @@ -223,13 +223,17 @@ module ActiveSupport def deep_stringify_keys; dup end undef :symbolize_keys! undef :deep_symbolize_keys! - def symbolize_keys; to_hash.symbolize_keys end + def symbolize_keys; to_hash.symbolize_keys! end def deep_symbolize_keys; to_hash.deep_symbolize_keys end def to_options!; self end # Convert to a regular hash with string keys. def to_hash - Hash.new(default).merge!(self) + _new_hash= {} + each do |key, value| + _new_hash[convert_key(key)] = convert_value(value, true) + end + Hash.new(default).merge!(_new_hash) end protected @@ -237,12 +241,12 @@ module ActiveSupport key.kind_of?(Symbol) ? key.to_s : key end - def convert_value(value) + def convert_value(value, _convert_for_to_hash = false) if value.is_a? Hash - value.nested_under_indifferent_access + _convert_for_to_hash ? value.to_hash : value.nested_under_indifferent_access elsif value.is_a?(Array) value = value.dup if value.frozen? - value.map! { |e| convert_value(e) } + value.map! { |e| convert_value(e, _convert_for_to_hash) } else value end diff --git a/activesupport/lib/active_support/i18n.rb b/activesupport/lib/active_support/i18n.rb index 22521a8e93..6cc98191d4 100644 --- a/activesupport/lib/active_support/i18n.rb +++ b/activesupport/lib/active_support/i18n.rb @@ -1,13 +1,13 @@ +require 'active_support/core_ext/hash/deep_merge' +require 'active_support/core_ext/hash/except' +require 'active_support/core_ext/hash/slice' begin - require 'active_support/core_ext/hash/deep_merge' - require 'active_support/core_ext/hash/except' - require 'active_support/core_ext/hash/slice' require 'i18n' - require 'active_support/lazy_load_hooks' rescue LoadError => e $stderr.puts "The i18n gem is not available. Please add it to your Gemfile and run bundle install" raise e end +require 'active_support/lazy_load_hooks' ActiveSupport.run_load_hooks(:i18n) I18n.load_path << "#{File.dirname(__FILE__)}/locale/en.yml" diff --git a/activesupport/lib/active_support/json/decoding.rb b/activesupport/lib/active_support/json/decoding.rb index a4a32b2ad0..30833a4cb1 100644 --- a/activesupport/lib/active_support/json/decoding.rb +++ b/activesupport/lib/active_support/json/decoding.rb @@ -1,6 +1,6 @@ require 'active_support/core_ext/module/attribute_accessors' require 'active_support/core_ext/module/delegation' -require 'multi_json' +require 'json' module ActiveSupport # Look for and parse json strings that look like ISO 8601 times. @@ -13,8 +13,8 @@ module ActiveSupport # # ActiveSupport::JSON.decode("{\"team\":\"rails\",\"players\":\"36\"}") # => {"team" => "rails", "players" => "36"} - def decode(json, options ={}) - data = MultiJson.load(json, options) + def decode(json, proc = nil, options = {}) + data = ::JSON.load(json, proc, options) if ActiveSupport.parse_json_times convert_dates_from(data) else @@ -22,23 +22,6 @@ module ActiveSupport end end - def engine - MultiJson.adapter - end - alias :backend :engine - - def engine=(name) - MultiJson.use(name) - end - alias :backend= :engine= - - def with_backend(name) - old_backend, self.backend = backend, name - yield - ensure - self.backend = old_backend - end - # Returns the class of the error that will be raised when there is an # error in decoding JSON. Using this method means you won't directly # depend on the ActiveSupport's JSON implementation, in case it changes @@ -50,7 +33,7 @@ module ActiveSupport # Rails.logger.warn("Attempted to decode invalid JSON: #{some_string}") # end def parse_error - MultiJson::DecodeError + ::JSON::ParserError end private diff --git a/activesupport/lib/active_support/json/encoding.rb b/activesupport/lib/active_support/json/encoding.rb index 9bf1ea35b3..7f8b41d218 100644 --- a/activesupport/lib/active_support/json/encoding.rb +++ b/activesupport/lib/active_support/json/encoding.rb @@ -1,3 +1,5 @@ +#encoding: us-ascii + require 'active_support/core_ext/object/to_json' require 'active_support/core_ext/module/delegation' require 'active_support/json/variable' @@ -98,13 +100,18 @@ module ActiveSupport "\010" => '\b', "\f" => '\f', "\n" => '\n', + "\xe2\x80\xa8" => '\u2028', + "\xe2\x80\xa9" => '\u2029', "\r" => '\r', "\t" => '\t', '"' => '\"', '\\' => '\\\\', '>' => '\u003E', '<' => '\u003C', - '&' => '\u0026' } + '&' => '\u0026', + "#{0xe2.chr}#{0x80.chr}#{0xa8.chr}" => '\u2028', + "#{0xe2.chr}#{0x80.chr}#{0xa9.chr}" => '\u2029', + } class << self # If true, use ISO 8601 format for dates and times. Otherwise, fall back @@ -121,9 +128,9 @@ module ActiveSupport def escape_html_entities_in_json=(value) self.escape_regex = \ if @escape_html_entities_in_json = value - /[\x00-\x1F"\\><&]/ + /\xe2\x80\xa8|\xe2\x80\xa9|[\x00-\x1F"\\><&]/ else - /[\x00-\x1F"\\]/ + /\xe2\x80\xa8|\xe2\x80\xa9|[\x00-\x1F"\\]/ end end diff --git a/activesupport/lib/active_support/key_generator.rb b/activesupport/lib/active_support/key_generator.rb index 37124fb7ae..598c46bce5 100644 --- a/activesupport/lib/active_support/key_generator.rb +++ b/activesupport/lib/active_support/key_generator.rb @@ -4,7 +4,7 @@ require 'openssl' module ActiveSupport # KeyGenerator is a simple wrapper around OpenSSL's implementation of PBKDF2 # It can be used to derive a number of keys for various purposes from a given secret. - # This lets rails applications have a single secure secret, but avoid reusing that + # This lets Rails applications have a single secure secret, but avoid reusing that # key in multiple incompatible contexts. class KeyGenerator def initialize(secret, options = {}) diff --git a/activesupport/lib/active_support/lazy_load_hooks.rb b/activesupport/lib/active_support/lazy_load_hooks.rb index e489512531..e2b8f0f648 100644 --- a/activesupport/lib/active_support/lazy_load_hooks.rb +++ b/activesupport/lib/active_support/lazy_load_hooks.rb @@ -1,5 +1,5 @@ module ActiveSupport - # lazy_load_hooks allows rails to lazily load a lot of components and thus + # lazy_load_hooks allows Rails to lazily load a lot of components and thus # making the app boot faster. Because of this feature now there is no need to # require <tt>ActiveRecord::Base</tt> at boot time purely to apply # configuration. Instead a hook is registered that applies configuration once diff --git a/activesupport/lib/active_support/log_subscriber.rb b/activesupport/lib/active_support/log_subscriber.rb index c4b64bd1a6..e95dc5a866 100644 --- a/activesupport/lib/active_support/log_subscriber.rb +++ b/activesupport/lib/active_support/log_subscriber.rb @@ -1,5 +1,6 @@ require 'active_support/core_ext/module/attribute_accessors' require 'active_support/core_ext/class/attribute' +require 'active_support/subscriber' module ActiveSupport # ActiveSupport::LogSubscriber is an object set to consume @@ -33,7 +34,7 @@ module ActiveSupport # Log subscriber also has some helpers to deal with logging and automatically # flushes all logs when the request finishes (via action_dispatch.callback # notification) in a Rails environment. - class LogSubscriber + class LogSubscriber < Subscriber # Embed in a String to clear all previous ANSI sequences. CLEAR = "\e[0m" BOLD = "\e[1m" @@ -60,18 +61,8 @@ module ActiveSupport attr_writer :logger - def attach_to(namespace, log_subscriber=new, notifier=ActiveSupport::Notifications) - log_subscribers << log_subscriber - - log_subscriber.public_methods(false).each do |event| - next if %w{ start finish }.include?(event.to_s) - - notifier.subscribe("#{event}.#{namespace}", log_subscriber) - end - end - def log_subscribers - @@log_subscribers ||= [] + subscribers end # Flush all log_subscribers' logger. @@ -80,39 +71,18 @@ module ActiveSupport end end - def initialize - @queue_key = [self.class.name, object_id].join "-" - super - end - def logger LogSubscriber.logger end def start(name, id, payload) - return unless logger - - e = ActiveSupport::Notifications::Event.new(name, Time.now, nil, id, payload) - parent = event_stack.last - parent << e if parent - - event_stack.push e + super if logger end def finish(name, id, payload) - return unless logger - - finished = Time.now - event = event_stack.pop - event.end = finished - event.payload.merge!(payload) - - method = name.split('.').first - begin - send(method, event) - rescue Exception => e - logger.error "Could not log #{name.inspect} event. #{e.class}: #{e.message} #{e.backtrace}" - end + super if logger + rescue Exception => e + logger.error "Could not log #{name.inspect} event. #{e.class}: #{e.message} #{e.backtrace}" end protected @@ -135,11 +105,5 @@ module ActiveSupport bold = bold ? BOLD : "" "#{bold}#{color}#{text}#{CLEAR}" end - - private - - def event_stack - Thread.current[@queue_key] ||= [] - end end end diff --git a/activesupport/lib/active_support/message_encryptor.rb b/activesupport/lib/active_support/message_encryptor.rb index ce40a7d689..bffdfc6201 100644 --- a/activesupport/lib/active_support/message_encryptor.rb +++ b/activesupport/lib/active_support/message_encryptor.rb @@ -12,10 +12,11 @@ module ActiveSupport # This can be used in situations similar to the <tt>MessageVerifier</tt>, but # where you don't want users to be able to determine the value of the payload. # - # key = OpenSSL::Digest::SHA256.new('password').digest # => "\x89\xE0\x156\xAC..." - # crypt = ActiveSupport::MessageEncryptor.new(key) # => #<ActiveSupport::MessageEncryptor ...> - # encrypted_data = crypt.encrypt_and_sign('my secret data') # => "NlFBTTMwOUV5UlA1QlNEN2xkY2d6eThYWWh..." - # crypt.decrypt_and_verify(encrypted_data) # => "my secret data" + # salt = SecureRandom.random_bytes(64) + # key = ActiveSupport::KeyGenerator.new('password').generate_key(salt) # => "\x89\xE0\x156\xAC..." + # crypt = ActiveSupport::MessageEncryptor.new(key) # => #<ActiveSupport::MessageEncryptor ...> + # encrypted_data = crypt.encrypt_and_sign('my secret data') # => "NlFBTTMwOUV5UlA1QlNEN2xkY2d6eThYWWh..." + # crypt.decrypt_and_verify(encrypted_data) # => "my secret data" class MessageEncryptor module NullSerializer #:nodoc: def self.load(value) @@ -28,7 +29,7 @@ module ActiveSupport end class InvalidMessage < StandardError; end - OpenSSLCipherError = OpenSSL::Cipher.const_defined?(:CipherError) ? OpenSSL::Cipher::CipherError : OpenSSL::CipherError + OpenSSLCipherError = OpenSSL::Cipher::CipherError # Initialize a new MessageEncryptor. +secret+ must be at least as long as # the cipher key size. For the default 'aes-256-cbc' cipher, this is 256 @@ -66,12 +67,11 @@ module ActiveSupport def _encrypt(value) cipher = new_cipher - # Rely on OpenSSL for the initialization vector - iv = cipher.random_iv - cipher.encrypt cipher.key = @secret - cipher.iv = iv + + # Rely on OpenSSL for the initialization vector + iv = cipher.random_iv encrypted_data = cipher.update(@serializer.dump(value)) encrypted_data << cipher.final diff --git a/activesupport/lib/active_support/multibyte/unicode.rb b/activesupport/lib/active_support/multibyte/unicode.rb index cbc1608349..f1dfff738c 100644 --- a/activesupport/lib/active_support/multibyte/unicode.rb +++ b/activesupport/lib/active_support/multibyte/unicode.rb @@ -218,51 +218,31 @@ module ActiveSupport # Passing +true+ will forcibly tidy all bytes, assuming that the string's # encoding is entirely CP1252 or ISO-8859-1. def tidy_bytes(string, force = false) + return string if string.empty? + if force - return string.unpack("C*").map do |b| - tidy_byte(b) - end.flatten.compact.pack("C*").unpack("U*").pack("U*") + return string.encode(Encoding::UTF_8, Encoding::Windows_1252, invalid: :replace, undef: :replace) end - bytes = string.unpack("C*") - conts_expected = 0 - last_lead = 0 - - bytes.each_index do |i| + # We can't transcode to the same format, so we choose a nearly-identical encoding. + # We're going to 'transcode' bytes from UTF-8 when possible, then fall back to + # CP1252 when we get errors. The final string will be 'converted' back to UTF-8 + # before returning. + reader = Encoding::Converter.new(Encoding::UTF_8, Encoding::UTF_8_MAC) - byte = bytes[i] - is_cont = byte > 127 && byte < 192 - is_lead = byte > 191 && byte < 245 - is_unused = byte > 240 - is_restricted = byte > 244 + source = string.dup + out = ''.force_encoding(Encoding::UTF_8_MAC) - # Impossible or highly unlikely byte? Clean it. - if is_unused || is_restricted - bytes[i] = tidy_byte(byte) - elsif is_cont - # Not expecting continuation byte? Clean up. Otherwise, now expect one less. - conts_expected == 0 ? bytes[i] = tidy_byte(byte) : conts_expected -= 1 - else - if conts_expected > 0 - # Expected continuation, but got ASCII or leading? Clean backwards up to - # the leading byte. - (1..(i - last_lead)).each {|j| bytes[i - j] = tidy_byte(bytes[i - j])} - conts_expected = 0 - end - if is_lead - # Final byte is leading? Clean it. - if i == bytes.length - 1 - bytes[i] = tidy_byte(bytes.last) - else - # Valid leading byte? Expect continuations determined by position of - # first zero bit, with max of 3. - conts_expected = byte < 224 ? 1 : byte < 240 ? 2 : 3 - last_lead = i - end - end - end + loop do + reader.primitive_convert(source, out) + _, _, _, error_bytes, _ = reader.primitive_errinfo + break if error_bytes.nil? + out << error_bytes.encode(Encoding::UTF_8_MAC, Encoding::Windows_1252, invalid: :replace, undef: :replace) end - bytes.empty? ? "" : bytes.flatten.compact.pack("C*").unpack("U*").pack("U*") + + reader.finish + + out.encode!(Encoding::UTF_8) end # Returns the KC normalization of the string by default. NFKC is diff --git a/activesupport/lib/active_support/notifications/fanout.rb b/activesupport/lib/active_support/notifications/fanout.rb index 7588fdb67c..99fe03e6d0 100644 --- a/activesupport/lib/active_support/notifications/fanout.rb +++ b/activesupport/lib/active_support/notifications/fanout.rb @@ -79,6 +79,13 @@ module ActiveSupport def initialize(pattern, delegate) @pattern = pattern @delegate = delegate + @can_publish = delegate.respond_to?(:publish) + end + + def publish(name, *args) + if @can_publish + @delegate.publish name, *args + end end def start(name, id, payload) diff --git a/activesupport/lib/active_support/number_helper.rb b/activesupport/lib/active_support/number_helper.rb index cc935e6cb9..414960d2b1 100644 --- a/activesupport/lib/active_support/number_helper.rb +++ b/activesupport/lib/active_support/number_helper.rb @@ -295,7 +295,7 @@ module ActiveSupport options = format_options(options[:locale]).merge!(options) - parts = number.to_s.to_str.split('.') + parts = number.to_s.split('.') parts[0].gsub!(/(\d)(?=(\d\d\d)+(?!\d))/, "\\1#{options[:delimiter]}") parts.join(options[:separator]) end @@ -356,7 +356,8 @@ module ActiveSupport digits, rounded_number = 1, 0 else digits = (Math.log10(number.abs) + 1).floor - rounded_number = (BigDecimal.new(number.to_s) / BigDecimal.new((10 ** (digits - precision)).to_f.to_s)).round.to_f * 10 ** (digits - precision) + multiplier = 10 ** (digits - precision) + rounded_number = (BigDecimal.new(number.to_s) / BigDecimal.new(multiplier.to_f.to_s)).round.to_f * multiplier digits = (Math.log10(rounded_number.abs) + 1).floor # After rounding, the number of digits may have changed end precision -= digits diff --git a/activesupport/lib/active_support/ordered_options.rb b/activesupport/lib/active_support/ordered_options.rb index c9518bda79..e03bb4ca0f 100644 --- a/activesupport/lib/active_support/ordered_options.rb +++ b/activesupport/lib/active_support/ordered_options.rb @@ -40,6 +40,14 @@ module ActiveSupport end end + # +InheritableOptions+ provides a constructor to build an +OrderedOptions+ + # hash inherited from the another hash. + # + # Use this if you already have some hash and you want to create a new one based on it. + # + # h = ActiveSupport::InheritableOptions.new({ girl: 'Mary', boy: 'John' }) + # h.girl # => 'Mary' + # h.boy # => 'John' class InheritableOptions < OrderedOptions def initialize(parent = nil) if parent.kind_of?(OrderedOptions) diff --git a/activesupport/lib/active_support/subscriber.rb b/activesupport/lib/active_support/subscriber.rb new file mode 100644 index 0000000000..34c6f900c1 --- /dev/null +++ b/activesupport/lib/active_support/subscriber.rb @@ -0,0 +1,93 @@ +require 'active_support/per_thread_registry' + +module ActiveSupport + # ActiveSupport::Subscriber is an object set to consume + # ActiveSupport::Notifications. The subscriber dispatches notifications to + # a registered object based on its given namespace. + # + # An example would be Active Record subscriber responsible for collecting + # statistics about queries: + # + # module ActiveRecord + # class StatsSubscriber < ActiveSupport::Subscriber + # def sql(event) + # Statsd.timing("sql.#{event.payload[:name]}", event.duration) + # end + # end + # end + # + # And it's finally registered as: + # + # ActiveRecord::StatsSubscriber.attach_to :active_record + # + # Since we need to know all instance methods before attaching the log + # subscriber, the line above should be called after your subscriber definition. + # + # After configured, whenever a "sql.active_record" notification is published, + # it will properly dispatch the event (ActiveSupport::Notifications::Event) to + # the +sql+ method. + class Subscriber + class << self + + # Attach the subscriber to a namespace. + def attach_to(namespace, subscriber=new, notifier=ActiveSupport::Notifications) + subscribers << subscriber + + subscriber.public_methods(false).each do |event| + next if %w{ start finish }.include?(event.to_s) + + notifier.subscribe("#{event}.#{namespace}", subscriber) + end + end + + def subscribers + @@subscribers ||= [] + end + end + + def initialize + @queue_key = [self.class.name, object_id].join "-" + super + end + + def start(name, id, payload) + e = ActiveSupport::Notifications::Event.new(name, Time.now, nil, id, payload) + parent = event_stack.last + parent << e if parent + + event_stack.push e + end + + def finish(name, id, payload) + finished = Time.now + event = event_stack.pop + event.end = finished + event.payload.merge!(payload) + + method = name.split('.').first + send(method, event) + end + + private + + def event_stack + SubscriberQueueRegistry.get_queue(@queue_key) + end + end + + # This is a registry for all the event stacks kept for subscribers. + # + # See the documentation of <tt>ActiveSupport::PerThreadRegistry</tt> + # for further details. + class SubscriberQueueRegistry # :nodoc: + extend PerThreadRegistry + + def initialize + @registry = {} + end + + def get_queue(queue_key) + @registry[queue_key] ||= [] + end + end +end diff --git a/activesupport/lib/active_support/test_case.rb b/activesupport/lib/active_support/test_case.rb index 8b392c36d0..b124ae184d 100644 --- a/activesupport/lib/active_support/test_case.rb +++ b/activesupport/lib/active_support/test_case.rb @@ -1,5 +1,5 @@ gem 'minitest' # make sure we get the gem, not stdlib -require 'minitest/unit' +require 'minitest' require 'active_support/testing/tagged_logging' require 'active_support/testing/setup_and_teardown' require 'active_support/testing/assertions' @@ -16,10 +16,28 @@ begin rescue LoadError end +module Minitest # :nodoc: + class << self + remove_method :__run + end + + def self.__run reporter, options # :nodoc: + # FIXME: MT5's runnables is not ordered. This is needed because + # we have have tests have cross-class order-dependent bugs. + suites = Runnable.runnables.sort_by { |ts| ts.name.to_s } + + parallel, serial = suites.partition { |s| s.test_order == :parallel } + + ParallelEach.new(parallel).map { |suite| suite.run reporter, options } + + serial.map { |suite| suite.run reporter, options } + end +end + module ActiveSupport - class TestCase < ::MiniTest::Unit::TestCase - Assertion = MiniTest::Assertion - alias_method :method_name, :__name__ + class TestCase < ::Minitest::Test + Assertion = Minitest::Assertion + + alias_method :method_name, :name $tags = {} def self.for_tag(tag) diff --git a/activesupport/lib/active_support/testing/autorun.rb b/activesupport/lib/active_support/testing/autorun.rb index c446adc16d..5aa5f46310 100644 --- a/activesupport/lib/active_support/testing/autorun.rb +++ b/activesupport/lib/active_support/testing/autorun.rb @@ -1,5 +1,5 @@ gem 'minitest' -require 'minitest/unit' +require 'minitest' -MiniTest::Unit.autorun +Minitest.autorun diff --git a/activesupport/lib/active_support/testing/isolation.rb b/activesupport/lib/active_support/testing/isolation.rb index d70d971538..9c52ae7768 100644 --- a/activesupport/lib/active_support/testing/isolation.rb +++ b/activesupport/lib/active_support/testing/isolation.rb @@ -40,6 +40,10 @@ module ActiveSupport def method_missing(name, *args) @calls << [name, args] end + + def info_signal + Signal.list['INFO'] + end end module Isolation @@ -68,16 +72,12 @@ module ActiveSupport end end - def run(runner) - _run_class_setup - - serialized = run_in_isolation do |isolated_runner| - super(isolated_runner) + def run + serialized = run_in_isolation do + super end - retval, proxy = Marshal.load(serialized) - proxy.__replay__(runner) - retval + Marshal.load(serialized) end module Forking @@ -86,9 +86,8 @@ module ActiveSupport pid = fork do read.close - proxy = ProxyTestResult.new - retval = yield proxy - write.puts [Marshal.dump([retval, proxy])].pack("m") + yield + write.puts [Marshal.dump(self.dup)].pack("m") exit! end diff --git a/activesupport/lib/active_support/testing/tagged_logging.rb b/activesupport/lib/active_support/testing/tagged_logging.rb index 9d43eb179f..f4cee64091 100644 --- a/activesupport/lib/active_support/testing/tagged_logging.rb +++ b/activesupport/lib/active_support/testing/tagged_logging.rb @@ -7,7 +7,7 @@ module ActiveSupport def before_setup if tagged_logger - heading = "#{self.class}: #{__name__}" + heading = "#{self.class}: #{name}" divider = '-' * heading.size tagged_logger.info divider tagged_logger.info heading diff --git a/activesupport/lib/active_support/version.rb b/activesupport/lib/active_support/version.rb index ca23057189..8762330a6e 100644 --- a/activesupport/lib/active_support/version.rb +++ b/activesupport/lib/active_support/version.rb @@ -1,7 +1,7 @@ module ActiveSupport # Returns the version of the currently loaded ActiveSupport as a Gem::Version def self.version - Gem::Version.new "4.0.0.beta1" + Gem::Version.new "4.1.0.beta" end module VERSION #:nodoc: |