diff options
Diffstat (limited to 'activesupport')
23 files changed, 505 insertions, 52 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md index 5729a98b99..f8423c3ef8 100644 --- a/activesupport/CHANGELOG.md +++ b/activesupport/CHANGELOG.md @@ -1,3 +1,81 @@ +* `ActiveSupport::TimeZone.country_zones(country_code)` looks up the + country's time zones by its two-letter ISO3166 country code, e.g. + + >> ActiveSupport::TimeZone.country_zones(:jp).map(&:to_s) + => ["(GMT+09:00) Osaka"] + + >> ActiveSupport::TimeZone.country_zones(:uy).map(&:to_s) + => ["(GMT-03:00) Montevideo"] + + *Andrey Novikov* + +* `Array#sum` compat with Ruby 2.4's native method. + + Ruby 2.4 introduces `Array#sum`, but it only supports numeric elements, + breaking our `Enumerable#sum` which supports arbitrary `Object#+`. + To fix, override `Array#sum` with our compatible implementation. + + Native Ruby 2.4: + + %w[ a b ].sum + # => TypeError: String can't be coerced into Fixnum + + With `Enumerable#sum` shim: + + %w[ a b ].sum + # => 'ab' + + We tried shimming the fast path and falling back to the compatible path + if it fails, but that ends up slower even in simple cases due to the cost + of exception handling. Our only choice is to override the native `Array#sum` + with our `Enumerable#sum`. + + *Jeremy Daer* + +* `ActiveSupport::Duration` supports ISO8601 formatting and parsing. + + ActiveSupport::Duration.parse('P3Y6M4DT12H30M5S') + # => 3 years, 6 months, 4 days, 12 hours, 30 minutes, and 5 seconds + + (3.years + 3.days).iso8601 + # => "P3Y3D" + + Inspired by Arnau Siches' [ISO8601 gem](https://github.com/arnau/ISO8601/) + and rewritten by Andrey Novikov with suggestions from Andrew White. Test + data from the ISO8601 gem redistributed under MIT license. + + (Will be used to support the PostgreSQL interval data type.) + + *Andrey Novikov*, *Arnau Siches*, *Andrew White* + +* `Cache#fetch(key, force: true)` forces a cache miss, so it must be called + with a block to provide a new value to cache. Fetching with `force: true` + but without a block now raises ArgumentError. + + cache.fetch('key', force: true) # => ArgumentError + + *Santosh Wadghule* + +* `ActiveSupport::Duration` supports weeks and hours. + + [1.hour.inspect, 1.hour.value, 1.hour.parts] + # => ["3600 seconds", 3600, [[:seconds, 3600]]] # Before + # => ["1 hour", 3600, [[:hours, 1]]] # After + + [1.week.inspect, 1.week.value, 1.week.parts] + # => ["7 days", 604800, [[:days, 7]]] # Before + # => ["1 week", 604800, [[:weeks, 1]]] # After + + This brings us into closer conformance with ISO8601 and relieves some + astonishment about getting `1.hour.inspect # => 3600 seconds`. + + Compatibility: The duration's `value` remains the same, so apps using + durations are oblivious to the new time periods. Apps, libraries, and + plugins that work with the internal `parts` hash will need to broaden + their time period handling to cover hours & weeks. + + *Andrey Novikov* + * Fix behavior of JSON encoding for `Exception`. *namusyaka* diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb index 1c63e8a93f..bc114e0785 100644 --- a/activesupport/lib/active_support/cache.rb +++ b/activesupport/lib/active_support/cache.rb @@ -158,20 +158,20 @@ module ActiveSupport attr_reader :silence, :options alias :silence? :silence - # Create a new cache. The options will be passed to any write method calls + # Creates a new cache. The options will be passed to any write method calls # except for <tt>:namespace</tt> which can be used to set the global # namespace for the cache. def initialize(options = nil) @options = options ? options.dup : {} end - # Silence the logger. + # Silences the logger. def silence! @silence = true self end - # Silence the logger within a block. + # Silences the logger within a block. def mute previous_silence, @silence = defined?(@silence) && @silence, true yield @@ -198,10 +198,17 @@ module ActiveSupport # cache.fetch('city') # => "Duckburgh" # # You may also specify additional options via the +options+ argument. - # Setting <tt>force: true</tt> will force a cache miss: + # Setting <tt>force: true</tt> forces a cache "miss," meaning we treat + # the cache value as missing even if it's present. Passing a block is + # required when `force` is true so this always results in a cache write. # # cache.write('today', 'Monday') - # cache.fetch('today', force: true) # => nil + # cache.fetch('today', force: true) { 'Tuesday' } # => 'Tuesday' + # cache.fetch('today', force: true) # => ArgumentError + # + # The `:force` option is useful when you're calling some other method to + # ask whether you should force a cache write. Otherwise, it's clearer to + # just call `Cache#write`. # # Setting <tt>:compress</tt> will store a large cache entry set by the call # in a compressed format. @@ -292,6 +299,8 @@ module ActiveSupport else save_block_result_to_cache(name, options) { |_name| yield _name } end + elsif options && options[:force] + raise ArgumentError, 'Missing block: Calling `Cache#fetch` with `force: true` requires a block.' else read(name, options) end @@ -323,7 +332,7 @@ module ActiveSupport end end - # Read multiple values at once from the cache. Options can be passed + # Reads multiple values at once from the cache. Options can be passed # in the last argument. # # Some cache implementation may optimize this method. @@ -413,7 +422,7 @@ module ActiveSupport end end - # Delete all entries with keys matching the pattern. + # Deletes all entries with keys matching the pattern. # # Options are passed to the underlying cache implementation. # @@ -422,7 +431,7 @@ module ActiveSupport raise NotImplementedError.new("#{self.class.name} does not support delete_matched") end - # Increment an integer value in the cache. + # Increments an integer value in the cache. # # Options are passed to the underlying cache implementation. # @@ -431,7 +440,7 @@ module ActiveSupport raise NotImplementedError.new("#{self.class.name} does not support increment") end - # Decrement an integer value in the cache. + # Decrements an integer value in the cache. # # Options are passed to the underlying cache implementation. # @@ -440,7 +449,7 @@ module ActiveSupport raise NotImplementedError.new("#{self.class.name} does not support decrement") end - # Cleanup the cache by removing expired entries. + # Cleanups the cache by removing expired entries. # # Options are passed to the underlying cache implementation. # @@ -449,7 +458,7 @@ module ActiveSupport raise NotImplementedError.new("#{self.class.name} does not support cleanup") end - # Clear the entire cache. Be careful with this method since it could + # Clears the entire cache. Be careful with this method since it could # affect other processes if shared cache is being used. # # The options hash is passed to the underlying cache implementation. @@ -460,7 +469,7 @@ module ActiveSupport end protected - # Add the namespace defined in the options to a pattern designed to + # Adds the namespace defined in the options to a pattern designed to # match keys. Implementations that support delete_matched should call # this method to translate a pattern that matches names into one that # matches namespaced keys. @@ -479,26 +488,26 @@ module ActiveSupport end end - # Read an entry from the cache implementation. Subclasses must implement + # Reads an entry from the cache implementation. Subclasses must implement # this method. def read_entry(key, options) # :nodoc: raise NotImplementedError.new end - # Write an entry to the cache implementation. Subclasses must implement + # Writes an entry to the cache implementation. Subclasses must implement # this method. def write_entry(key, entry, options) # :nodoc: raise NotImplementedError.new end - # Delete an entry from the cache implementation. Subclasses must + # Deletes an entry from the cache implementation. Subclasses must # implement this method. def delete_entry(key, options) # :nodoc: raise NotImplementedError.new end private - # Merge the default options with ones specific to a method call. + # Merges the default options with ones specific to a method call. def merged_options(call_options) # :nodoc: if call_options options.merge(call_options) @@ -507,7 +516,7 @@ module ActiveSupport end end - # Expand key to be a consistent string value. Invoke +cache_key+ if + # Expands key to be a consistent string value. Invokes +cache_key+ if # object responds to +cache_key+. Otherwise, +to_param+ method will be # called. If the key is a Hash, then keys will be sorted alphabetically. def expanded_key(key) # :nodoc: @@ -527,7 +536,7 @@ module ActiveSupport key.to_param end - # Prefix a key with the namespace. Namespace and key will be delimited + # Prefixes a key with the namespace. Namespace and key will be delimited # with a colon. def normalize_key(key, options) key = expanded_key(key) @@ -575,12 +584,12 @@ module ActiveSupport end def get_entry_value(entry, name, options) - instrument(:fetch_hit, name, options) { |payload| } + instrument(:fetch_hit, name, options) { } entry.value end def save_block_result_to_cache(name, options) - result = instrument(:generate, name, options) do |payload| + result = instrument(:generate, name, options) do yield(name) end @@ -598,7 +607,7 @@ module ActiveSupport class Entry # :nodoc: DEFAULT_COMPRESS_LIMIT = 16.kilobytes - # Create a new cache entry for the specified value. Options supported are + # Creates a new cache entry for the specified value. Options supported are # +:compress+, +:compress_threshold+, and +:expires_in+. def initialize(value, options = {}) if should_compress?(value, options) @@ -617,7 +626,7 @@ module ActiveSupport compressed? ? uncompress(@value) : @value end - # Check if the entry is expired. The +expires_in+ parameter can override + # Checks if the entry is expired. The +expires_in+ parameter can override # the value set when the entry was created. def expired? @expires_in && @created_at + @expires_in <= Time.now.to_f @@ -652,7 +661,7 @@ module ActiveSupport end end - # Duplicate the value in a class. This is used by cache implementations that don't natively + # Duplicates 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! if @value && !compressed? && !(@value.is_a?(Numeric) || @value == true || @value == false) diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb index d878d44d02..904d3f0eb0 100644 --- a/activesupport/lib/active_support/callbacks.rb +++ b/activesupport/lib/active_support/callbacks.rb @@ -782,7 +782,7 @@ module ActiveSupport def display_deprecation_warning_for_false_terminator ActiveSupport::Deprecation.warn(<<-MSG.squish) - Returning `false` in Active Record and Active Model callbacks will not implicitly halt a callback chain in the next release of Rails. + Returning `false` in Active Record and Active Model callbacks will not implicitly halt a callback chain in Rails 5.1. To explicitly halt the callback chain, please use `throw :abort` instead. MSG end diff --git a/activesupport/lib/active_support/core_ext/date/conversions.rb b/activesupport/lib/active_support/core_ext/date/conversions.rb index ed8bca77ac..9a6d7bb415 100644 --- a/activesupport/lib/active_support/core_ext/date/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date/conversions.rb @@ -80,6 +80,7 @@ class Date # # date.to_time(:utc) # => 2007-11-10 00:00:00 UTC def to_time(form = :local) + raise ArgumentError, "Expected :local or :utc, got #{form.inspect}." unless [:local, :utc].include?(form) ::Time.send(form, year, month, day) end diff --git a/activesupport/lib/active_support/core_ext/enumerable.rb b/activesupport/lib/active_support/core_ext/enumerable.rb index 8a74ad4d66..0e03f7d7be 100644 --- a/activesupport/lib/active_support/core_ext/enumerable.rb +++ b/activesupport/lib/active_support/core_ext/enumerable.rb @@ -104,3 +104,17 @@ class Range #:nodoc: end end end + +# Array#sum was added in Ruby 2.4 but it only works with Numeric elements. +# +# We tried shimming it to attempt the fast native method, rescue TypeError, +# and fall back to the compatible implementation, but that's much slower than +# just calling the compat method in the first place. +if Array.instance_methods(false).include?(:sum) && !(%w[a].sum rescue false) + class Array + def sum(*args) #:nodoc: + # Use Enumerable#sum instead. + super + end + end +end diff --git a/activesupport/lib/active_support/core_ext/hash/conversions.rb b/activesupport/lib/active_support/core_ext/hash/conversions.rb index 6741e732f0..dd5ebe6d8d 100644 --- a/activesupport/lib/active_support/core_ext/hash/conversions.rb +++ b/activesupport/lib/active_support/core_ext/hash/conversions.rb @@ -31,7 +31,7 @@ class Hash # with +key+ as <tt>:root</tt>, and +key+ singularized as second argument. The # callable can add nodes by using <tt>options[:builder]</tt>. # - # 'foo'.to_xml(lambda { |options, key| options[:builder].b(key) }) + # {foo: lambda { |options, key| options[:builder].b(key) }}.to_xml # # => "<b>foo</b>" # # * If +value+ responds to +to_xml+ the method is invoked with +key+ as <tt>:root</tt>. diff --git a/activesupport/lib/active_support/core_ext/hash/keys.rb b/activesupport/lib/active_support/core_ext/hash/keys.rb index 8b2366c4b3..1bfa18aeee 100644 --- a/activesupport/lib/active_support/core_ext/hash/keys.rb +++ b/activesupport/lib/active_support/core_ext/hash/keys.rb @@ -11,7 +11,7 @@ class Hash # hash.transform_keys.with_index { |k, i| [k, i].join } # => {"name0"=>"Rob", "age1"=>"28"} def transform_keys return enum_for(:transform_keys) { size } unless block_given? - result = self.class.new + result = {} each_key do |key| result[yield(key)] = self[key] end diff --git a/activesupport/lib/active_support/core_ext/module/delegation.rb b/activesupport/lib/active_support/core_ext/module/delegation.rb index 0d46248582..24450cd221 100644 --- a/activesupport/lib/active_support/core_ext/module/delegation.rb +++ b/activesupport/lib/active_support/core_ext/module/delegation.rb @@ -149,14 +149,11 @@ class Module # # The target method must be public, otherwise it will raise +NoMethodError+. # - def delegate(*methods) - options = methods.pop - unless options.is_a?(Hash) && to = options[:to] + def delegate(*methods, to: nil, prefix: nil, allow_nil: nil) + unless to raise ArgumentError, 'Delegation needs a target. Supply an options hash with a :to key as the last argument (e.g. delegate :hello, to: :greeter).' end - prefix, allow_nil = options.values_at(:prefix, :allow_nil) - if prefix == true && to =~ /^[^a-z_]/ raise ArgumentError, 'Can only automatically set the delegation prefix when delegating to a method.' end diff --git a/activesupport/lib/active_support/core_ext/numeric/time.rb b/activesupport/lib/active_support/core_ext/numeric/time.rb index 6c4a975495..c6ece22f8d 100644 --- a/activesupport/lib/active_support/core_ext/numeric/time.rb +++ b/activesupport/lib/active_support/core_ext/numeric/time.rb @@ -25,17 +25,17 @@ class Numeric # Returns a Duration instance matching the number of minutes provided. # - # 2.minutes # => 120 seconds + # 2.minutes # => 2 minutes def minutes - ActiveSupport::Duration.new(self * 60, [[:seconds, self * 60]]) + ActiveSupport::Duration.new(self * 60, [[:minutes, self]]) end alias :minute :minutes # Returns a Duration instance matching the number of hours provided. # - # 2.hours # => 7_200 seconds + # 2.hours # => 2 hours def hours - ActiveSupport::Duration.new(self * 3600, [[:seconds, self * 3600]]) + ActiveSupport::Duration.new(self * 3600, [[:hours, self]]) end alias :hour :hours @@ -49,17 +49,17 @@ class Numeric # Returns a Duration instance matching the number of weeks provided. # - # 2.weeks # => 14 days + # 2.weeks # => 2 weeks def weeks - ActiveSupport::Duration.new(self * 7.days, [[:days, self * 7]]) + ActiveSupport::Duration.new(self * 7.days, [[:weeks, self]]) end alias :week :weeks # Returns a Duration instance matching the number of fortnights provided. # - # 2.fortnights # => 28 days + # 2.fortnights # => 4 weeks def fortnights - ActiveSupport::Duration.new(self * 2.weeks, [[:days, self * 14]]) + ActiveSupport::Duration.new(self * 2.weeks, [[:weeks, self * 2]]) end alias :fortnight :fortnights diff --git a/activesupport/lib/active_support/core_ext/object/blank.rb b/activesupport/lib/active_support/core_ext/object/blank.rb index 039c50a4a2..d6bad98376 100644 --- a/activesupport/lib/active_support/core_ext/object/blank.rb +++ b/activesupport/lib/active_support/core_ext/object/blank.rb @@ -97,8 +97,6 @@ class Hash end class String - BLANK_RE = /\A[[:space:]]*\z/ - # A string is blank if it's empty or contains whitespaces only: # # ''.blank? # => true @@ -112,7 +110,13 @@ class String # # @return [true, false] def blank? - BLANK_RE === self + # In practice, the majority of blank strings are empty. The predicate is + # about 3.5x faster than the regexp check so we first test empty?, and then + # fallback. Penalty for the rest of strings is marginal. + # + # Double negation in the second operand is also a performance tweak, it is + # faster than the positive \A[[:space:]]*\z due to lack of backtracking. + empty? || !(/[[:^space:]]/ === self) end end diff --git a/activesupport/lib/active_support/duration.rb b/activesupport/lib/active_support/duration.rb index c63b61e97a..3bde541009 100644 --- a/activesupport/lib/active_support/duration.rb +++ b/activesupport/lib/active_support/duration.rb @@ -9,6 +9,9 @@ module ActiveSupport class Duration attr_accessor :value, :parts + autoload :ISO8601Parser, 'active_support/duration/iso8601_parser' + autoload :ISO8601Serializer, 'active_support/duration/iso8601_serializer' + def initialize(value, parts) #:nodoc: @value, @parts = value, parts end @@ -117,7 +120,7 @@ module ActiveSupport def inspect #:nodoc: parts. reduce(::Hash.new(0)) { |h,(l,r)| h[l] += r; h }. - sort_by {|unit, _ | [:years, :months, :days, :minutes, :seconds].index(unit)}. + sort_by {|unit, _ | [:years, :months, :weeks, :days, :hours, :minutes, :seconds].index(unit)}. map {|unit, val| "#{val} #{val == 1 ? unit.to_s.chop : unit.to_s}"}. to_sentence(locale: ::I18n.default_locale) end @@ -130,6 +133,23 @@ module ActiveSupport @value.respond_to?(method, include_private) end + # Creates a new Duration from string formatted according to ISO 8601 Duration. + # + # See {ISO 8601}[http://en.wikipedia.org/wiki/ISO_8601#Durations] for more information. + # This method allows negative parts to be present in pattern. + # If invalid string is provided, it will raise +ActiveSupport::Duration::ISO8601Parser::ParsingError+. + def self.parse(iso8601duration) + parts = ISO8601Parser.new(iso8601duration).parse! + time = ::Time.current + new(time.advance(parts) - time, parts) + end + + # Build ISO 8601 Duration string for this duration. + # The +precision+ parameter can be used to limit seconds' precision of duration. + def iso8601(precision: nil) + ISO8601Serializer.new(self, precision: precision).serialize + end + delegate :<=>, to: :value protected @@ -139,6 +159,8 @@ module ActiveSupport if t.acts_like?(:time) || t.acts_like?(:date) if type == :seconds t.since(sign * number) + elsif [:hours, :minutes].include?(type) + t.in_time_zone.advance(type => sign * number) else t.advance(type => sign * number) end diff --git a/activesupport/lib/active_support/duration/iso8601_parser.rb b/activesupport/lib/active_support/duration/iso8601_parser.rb new file mode 100644 index 0000000000..07af58ad99 --- /dev/null +++ b/activesupport/lib/active_support/duration/iso8601_parser.rb @@ -0,0 +1,122 @@ +require 'strscan' + +module ActiveSupport + class Duration + # Parses a string formatted according to ISO 8601 Duration into the hash. + # + # See {ISO 8601}[http://en.wikipedia.org/wiki/ISO_8601#Durations] for more information. + # + # This parser allows negative parts to be present in pattern. + class ISO8601Parser # :nodoc: + class ParsingError < ::ArgumentError; end + + PERIOD_OR_COMMA = /\.|,/ + PERIOD = '.'.freeze + COMMA = ','.freeze + + SIGN_MARKER = /\A\-|\+|/ + DATE_MARKER = /P/ + TIME_MARKER = /T/ + DATE_COMPONENT = /(\-?\d+(?:[.,]\d+)?)(Y|M|D|W)/ + TIME_COMPONENT = /(\-?\d+(?:[.,]\d+)?)(H|M|S)/ + + DATE_TO_PART = { 'Y' => :years, 'M' => :months, 'W' => :weeks, 'D' => :days } + TIME_TO_PART = { 'H' => :hours, 'M' => :minutes, 'S' => :seconds } + + DATE_COMPONENTS = [:years, :months, :days] + TIME_COMPONENTS = [:hours, :minutes, :seconds] + + attr_reader :parts, :scanner + attr_accessor :mode, :sign + + def initialize(string) + @scanner = StringScanner.new(string) + @parts = {} + @mode = :start + @sign = 1 + end + + def parse! + while !finished? + case mode + when :start + if scan(SIGN_MARKER) + self.sign = (scanner.matched == '-') ? -1 : 1 + self.mode = :sign + else + raise_parsing_error + end + + when :sign + if scan(DATE_MARKER) + self.mode = :date + else + raise_parsing_error + end + + when :date + if scan(TIME_MARKER) + self.mode = :time + elsif scan(DATE_COMPONENT) + parts[DATE_TO_PART[scanner[2]]] = number * sign + else + raise_parsing_error + end + + when :time + if scan(TIME_COMPONENT) + parts[TIME_TO_PART[scanner[2]]] = number * sign + else + raise_parsing_error + end + + end + end + + validate! + parts + end + + private + + def finished? + scanner.eos? + end + + # Parses number which can be a float with either comma or period. + def number + scanner[1] =~ PERIOD_OR_COMMA ? scanner[1].tr(COMMA, PERIOD).to_f : scanner[1].to_i + end + + def scan(pattern) + scanner.scan(pattern) + end + + def raise_parsing_error(reason = nil) + raise ParsingError, "Invalid ISO 8601 duration: #{scanner.string.inspect} #{reason}".strip + end + + # Checks for various semantic errors as stated in ISO 8601 standard. + def validate! + raise_parsing_error('is empty duration') if parts.empty? + + # Mixing any of Y, M, D with W is invalid. + if parts.key?(:weeks) && (parts.keys & DATE_COMPONENTS).any? + raise_parsing_error('mixing weeks with other date parts not allowed') + end + + # Specifying an empty T part is invalid. + if mode == :time && (parts.keys & TIME_COMPONENTS).empty? + raise_parsing_error('time part marker is present but time part is empty') + end + + fractions = parts.values.reject(&:zero?).select { |a| (a % 1) != 0 } + unless fractions.empty? || (fractions.size == 1 && fractions.last == @parts.values.reject(&:zero?).last) + raise_parsing_error '(only last part can be fractional)' + end + + return true + end + end + end +end diff --git a/activesupport/lib/active_support/duration/iso8601_serializer.rb b/activesupport/lib/active_support/duration/iso8601_serializer.rb new file mode 100644 index 0000000000..05c6a083a9 --- /dev/null +++ b/activesupport/lib/active_support/duration/iso8601_serializer.rb @@ -0,0 +1,51 @@ +require 'active_support/core_ext/object/blank' +require 'active_support/core_ext/hash/transform_values' + +module ActiveSupport + class Duration + # Serializes duration to string according to ISO 8601 Duration format. + class ISO8601Serializer + def initialize(duration, precision: nil) + @duration = duration + @precision = precision + end + + # Builds and returns output string. + def serialize + output = 'P' + parts, sign = normalize + output << "#{parts[:years]}Y" if parts.key?(:years) + output << "#{parts[:months]}M" if parts.key?(:months) + output << "#{parts[:weeks]}W" if parts.key?(:weeks) + output << "#{parts[:days]}D" if parts.key?(:days) + time = '' + time << "#{parts[:hours]}H" if parts.key?(:hours) + time << "#{parts[:minutes]}M" if parts.key?(:minutes) + if parts.key?(:seconds) + time << "#{sprintf(@precision ? "%0.0#{@precision}f" : '%g', parts[:seconds])}S" + end + output << "T#{time}" if time.present? + "#{sign}#{output}" + end + + private + + # Return pair of duration's parts and whole duration sign. + # Parts are summarized (as they can become repetitive due to addition, etc). + # Zero parts are removed as not significant. + # If all parts are negative it will negate all of them and return minus as a sign. + def normalize + parts = @duration.parts.each_with_object(Hash.new(0)) do |(k,v),p| + p[k] += v unless v.zero? + end + # If all parts are negative - let's make a negative duration + sign = '' + if parts.values.all? { |v| v < 0 } + sign = '-' + parts.transform_values!(&:-@) + end + [parts, sign] + end + end + end +end diff --git a/activesupport/lib/active_support/values/time_zone.rb b/activesupport/lib/active_support/values/time_zone.rb index 118bf8eab0..00fdb22c31 100644 --- a/activesupport/lib/active_support/values/time_zone.rb +++ b/activesupport/lib/active_support/values/time_zone.rb @@ -184,6 +184,7 @@ module ActiveSupport UTC_OFFSET_WITHOUT_COLON = UTC_OFFSET_WITH_COLON.tr(':', '') @lazy_zones_map = Concurrent::Map.new + @country_zones = Concurrent::Map.new class << self # Assumes self represents an offset from UTC in seconds (as returned from @@ -242,7 +243,18 @@ module ActiveSupport # A convenience method for returning a collection of TimeZone objects # for time zones in the USA. def us_zones - @us_zones ||= all.find_all { |z| z.name =~ /US|Arizona|Indiana|Hawaii|Alaska/ } + country_zones(:us) + end + + # A convenience method for returning a collection of TimeZone objects + # for time zones in the country specified by its ISO 3166-1 Alpha2 code. + def country_zones(country_code) + code = country_code.to_s.upcase + @country_zones[code] ||= + TZInfo::Country.get(code).zone_identifiers.map do |tz_id| + name = MAPPING.key(tz_id) + name && self[name] + end.compact.sort! end private diff --git a/activesupport/test/caching_test.rb b/activesupport/test/caching_test.rb index 9e744afb2b..ec7d028d7e 100644 --- a/activesupport/test/caching_test.rb +++ b/activesupport/test/caching_test.rb @@ -266,6 +266,20 @@ module CacheStoreBehavior end end + def test_fetch_with_forced_cache_miss_with_block + @cache.write('foo', 'bar') + assert_equal 'foo_bar', @cache.fetch('foo', force: true) { 'foo_bar' } + end + + def test_fetch_with_forced_cache_miss_without_block + @cache.write('foo', 'bar') + assert_raises(ArgumentError) do + @cache.fetch('foo', force: true) + end + + assert_equal 'bar', @cache.read('foo') + end + def test_should_read_and_write_hash assert @cache.write('foo', {:a => "b"}) assert_equal({:a => "b"}, @cache.read('foo')) diff --git a/activesupport/test/core_ext/date_ext_test.rb b/activesupport/test/core_ext/date_ext_test.rb index 0fc3f765f5..932675a50d 100644 --- a/activesupport/test/core_ext/date_ext_test.rb +++ b/activesupport/test/core_ext/date_ext_test.rb @@ -49,6 +49,10 @@ class DateExtCalculationsTest < ActiveSupport::TestCase end end end + + assert_raise(ArgumentError) do + Date.new(2005, 2, 21).to_time(:tokyo) + end end def test_compare_to_time diff --git a/activesupport/test/core_ext/duration_test.rb b/activesupport/test/core_ext/duration_test.rb index 9e97acaffb..bef660fe12 100644 --- a/activesupport/test/core_ext/duration_test.rb +++ b/activesupport/test/core_ext/duration_test.rb @@ -66,8 +66,9 @@ class DurationTest < ActiveSupport::TestCase assert_equal '10 years, 2 months, and 1 day', (10.years + 2.months + 1.day).inspect assert_equal '10 years, 2 months, and 1 day', (10.years + 1.month + 1.day + 1.month).inspect assert_equal '10 years, 2 months, and 1 day', (1.day + 10.years + 2.months).inspect - assert_equal '7 days', 1.week.inspect - assert_equal '14 days', 1.fortnight.inspect + assert_equal '7 days', 7.days.inspect + assert_equal '1 week', 1.week.inspect + assert_equal '2 weeks', 1.fortnight.inspect end def test_inspect_locale @@ -222,4 +223,89 @@ class DurationTest < ActiveSupport::TestCase assert_equal(1, (1.minute <=> 1.second)) assert_equal(1, (61 <=> 1.minute)) end + + # ISO8601 string examples are taken from ISO8601 gem at https://github.com/arnau/ISO8601/blob/b93d466840/spec/iso8601/duration_spec.rb + # published under the conditions of MIT license at https://github.com/arnau/ISO8601/blob/b93d466840/LICENSE + # + # Copyright (c) 2012-2014 Arnau Siches + # + # MIT License + # + # Permission is hereby granted, free of charge, to any person obtaining + # a copy of this software and associated documentation files (the + # "Software"), to deal in the Software without restriction, including + # without limitation the rights to use, copy, modify, merge, publish, + # distribute, sublicense, and/or sell copies of the Software, and to + # permit persons to whom the Software is furnished to do so, subject to + # the following conditions: + # + # The above copyright notice and this permission notice shall be + # included in all copies or substantial portions of the Software. + # + # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + def test_iso8601_parsing_wrong_patterns_with_raise + invalid_patterns = ['', 'P', 'PT', 'P1YT', 'T', 'PW', 'P1Y1W', '~P1Y', '.P1Y', 'P1.5Y0.5M', 'P1.5Y1M', 'P1.5MT10.5S'] + invalid_patterns.each do |pattern| + assert_raise ActiveSupport::Duration::ISO8601Parser::ParsingError, pattern.inspect do + ActiveSupport::Duration.parse(pattern) + end + end + end + + def test_iso8601_output + expectations = [ + ['P1Y', 1.year ], + ['P1W', 1.week ], + ['P1Y1M', 1.year + 1.month ], + ['P1Y1M1D', 1.year + 1.month + 1.day ], + ['-P1Y1D', -1.year - 1.day ], + ['P1Y-1DT-1S', 1.year - 1.day - 1.second ], # Parts with different signs are exists in PostgreSQL interval datatype. + ['PT1S', 1.second ], + ['PT1.4S', (1.4).seconds ], + ['P1Y1M1DT1H', 1.year + 1.month + 1.day + 1.hour], + ] + expectations.each do |expected_output, duration| + assert_equal expected_output, duration.iso8601, expected_output.inspect + end + end + + def test_iso8601_output_precision + expectations = [ + [nil, 'P1Y1MT5.55S', 1.year + 1.month + (5.55).seconds ], + [0, 'P1Y1MT6S', 1.year + 1.month + (5.55).seconds ], + [1, 'P1Y1MT5.5S', 1.year + 1.month + (5.55).seconds ], + [2, 'P1Y1MT5.55S', 1.year + 1.month + (5.55).seconds ], + [3, 'P1Y1MT5.550S', 1.year + 1.month + (5.55).seconds ], + [nil, 'PT1S', 1.second ], + [2, 'PT1.00S', 1.second ], + [nil, 'PT1.4S', (1.4).seconds ], + [0, 'PT1S', (1.4).seconds ], + [1, 'PT1.4S', (1.4).seconds ], + [5, 'PT1.40000S', (1.4).seconds ], + ] + expectations.each do |precision, expected_output, duration| + assert_equal expected_output, duration.iso8601(precision: precision), expected_output.inspect + end + end + + def test_iso8601_output_and_reparsing + patterns = %w[ + P1Y P0.5Y P0,5Y P1Y1M P1Y0.5M P1Y0,5M P1Y1M1D P1Y1M0.5D P1Y1M0,5D P1Y1M1DT1H P1Y1M1DT0.5H P1Y1M1DT0,5H P1W +P1Y -P1Y + P1Y1M1DT1H1M P1Y1M1DT1H0.5M P1Y1M1DT1H0,5M P1Y1M1DT1H1M1S P1Y1M1DT1H1M1.0S P1Y1M1DT1H1M1,0S P-1Y-2M3DT-4H-5M-6S + ] + # That could be weird, but if we parse P1Y1M0.5D and output it to ISO 8601, we'll get P1Y1MT12.0H. + # So we check that initially parsed and reparsed duration added to time will result in the same time. + time = Time.current + patterns.each do |pattern| + duration = ActiveSupport::Duration.parse(pattern) + assert_equal time+duration, time+ActiveSupport::Duration.parse(duration.iso8601), pattern.inspect + end + end end diff --git a/activesupport/test/core_ext/enumerable_test.rb b/activesupport/test/core_ext/enumerable_test.rb index f09b7d8850..976c8b2b81 100644 --- a/activesupport/test/core_ext/enumerable_test.rb +++ b/activesupport/test/core_ext/enumerable_test.rb @@ -10,22 +10,22 @@ class SummablePayment < Payment end class EnumerableTests < ActiveSupport::TestCase - class GenericEnumerable include Enumerable + def initialize(values = [1, 2, 3]) @values = values end def each - @values.each{|v| yield v} + @values.each { |v| yield v } end end def test_sums enum = GenericEnumerable.new([5, 15, 10]) assert_equal 30, enum.sum - assert_equal 60, enum.sum { |i| i * 2} + assert_equal 60, enum.sum { |i| i * 2 } enum = GenericEnumerable.new(%w(a b c)) assert_equal 'abc', enum.sum @@ -70,6 +70,24 @@ class EnumerableTests < ActiveSupport::TestCase assert_equal 42, (10...10).sum(42) end + def test_array_sums + enum = [5, 15, 10] + assert_equal 30, enum.sum + assert_equal 60, enum.sum { |i| i * 2 } + + enum = %w(a b c) + assert_equal 'abc', enum.sum + assert_equal 'aabbcc', enum.sum { |i| i * 2 } + + payments = [ Payment.new(5), Payment.new(15), Payment.new(10) ] + assert_equal 30, payments.sum(&:price) + assert_equal 60, payments.sum { |p| p.price * 2 } + + payments = [ SummablePayment.new(5), SummablePayment.new(15) ] + assert_equal SummablePayment.new(20), payments.sum + assert_equal SummablePayment.new(20), payments.sum { |p| p } + end + def test_index_by payments = GenericEnumerable.new([ Payment.new(5), Payment.new(15), Payment.new(10) ]) assert_equal({ 5 => Payment.new(5), 15 => Payment.new(15), 10 => Payment.new(10) }, diff --git a/activesupport/test/core_ext/hash/transform_keys_test.rb b/activesupport/test/core_ext/hash/transform_keys_test.rb index 99af274614..962d3a30b6 100644 --- a/activesupport/test/core_ext/hash/transform_keys_test.rb +++ b/activesupport/test/core_ext/hash/transform_keys_test.rb @@ -43,4 +43,20 @@ class TransformKeysTest < ActiveSupport::TestCase original.transform_keys!.with_index { |k, i| [k, i].join.to_sym } assert_equal({ a0: 'a', b1: 'b' }, original) end + + test "transform_keys returns a Hash instance when self is inherited from Hash" do + class HashDescendant < ::Hash + def initialize(elements = nil) + super(elements) + (elements || {}).each_pair{ |key, value| self[key] = value } + end + end + + original = HashDescendant.new({ a: 'a', b: 'b' }) + mapped = original.transform_keys { |k| "#{k}!".to_sym } + + assert_equal({ a: 'a', b: 'b' }, original) + assert_equal({ a!: 'a', b!: 'b' }, mapped) + assert_equal(::Hash, mapped.class) + end end diff --git a/activesupport/test/multibyte_conformance_test.rb b/activesupport/test/multibyte_conformance_test.rb index 5df8f32e46..9fca47a985 100644 --- a/activesupport/test/multibyte_conformance_test.rb +++ b/activesupport/test/multibyte_conformance_test.rb @@ -28,7 +28,7 @@ class MultibyteConformanceTest < ActiveSupport::TestCase UNIDATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd" UNIDATA_FILE = '/NormalizationTest.txt' - CACHE_DIR = File.join(Dir.tmpdir, 'cache') + CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance" FileUtils.mkdir_p(CACHE_DIR) RUN_P = begin Downloader.download(UNIDATA_URL + UNIDATA_FILE, CACHE_DIR + UNIDATA_FILE) diff --git a/activesupport/test/multibyte_grapheme_break_conformance_test.rb b/activesupport/test/multibyte_grapheme_break_conformance_test.rb index 229f24990e..6e2f02abed 100644 --- a/activesupport/test/multibyte_grapheme_break_conformance_test.rb +++ b/activesupport/test/multibyte_grapheme_break_conformance_test.rb @@ -27,7 +27,7 @@ class MultibyteGraphemeBreakConformanceTest < ActiveSupport::TestCase TEST_DATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd/auxiliary" TEST_DATA_FILE = '/GraphemeBreakTest.txt' - CACHE_DIR = File.join(Dir.tmpdir, 'cache') + CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance" def setup FileUtils.mkdir_p(CACHE_DIR) diff --git a/activesupport/test/multibyte_normalization_conformance_test.rb b/activesupport/test/multibyte_normalization_conformance_test.rb index 8bc91ef708..0d31c9520f 100644 --- a/activesupport/test/multibyte_normalization_conformance_test.rb +++ b/activesupport/test/multibyte_normalization_conformance_test.rb @@ -30,7 +30,7 @@ class MultibyteNormalizationConformanceTest < ActiveSupport::TestCase UNIDATA_URL = "http://www.unicode.org/Public/#{ActiveSupport::Multibyte::Unicode::UNICODE_VERSION}/ucd" UNIDATA_FILE = '/NormalizationTest.txt' - CACHE_DIR = File.join(Dir.tmpdir, 'cache') + CACHE_DIR = "#{Dir.tmpdir}/cache/unicode_conformance" def setup FileUtils.mkdir_p(CACHE_DIR) diff --git a/activesupport/test/time_zone_test.rb b/activesupport/test/time_zone_test.rb index 00d40c4497..d0674eb03a 100644 --- a/activesupport/test/time_zone_test.rb +++ b/activesupport/test/time_zone_test.rb @@ -491,6 +491,11 @@ class TimeZoneTest < ActiveSupport::TestCase assert !ActiveSupport::TimeZone.us_zones.include?(ActiveSupport::TimeZone["Kuala Lumpur"]) end + def test_country_zones + assert ActiveSupport::TimeZone.country_zones("ru").include?(ActiveSupport::TimeZone["Moscow"]) + assert !ActiveSupport::TimeZone.country_zones(:ru).include?(ActiveSupport::TimeZone["Kuala Lumpur"]) + end + def test_to_yaml assert_equal("--- !ruby/object:ActiveSupport::TimeZone\nname: Pacific/Honolulu\n", ActiveSupport::TimeZone["Hawaii"].to_yaml) assert_equal("--- !ruby/object:ActiveSupport::TimeZone\nname: Europe/London\n", ActiveSupport::TimeZone["Europe/London"].to_yaml) |