diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
17 files changed, 113 insertions, 87 deletions
diff --git a/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb b/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb index f7f03f4d95..080604147d 100644 --- a/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb +++ b/activesupport/lib/active_support/core_ext/big_decimal/conversions.rb @@ -1,23 +1,38 @@ require 'bigdecimal' + +begin + require 'psych' +rescue LoadError +end + require 'yaml' class BigDecimal YAML_TAG = 'tag:yaml.org,2002:float' YAML_MAPPING = { 'Infinity' => '.Inf', '-Infinity' => '-.Inf', 'NaN' => '.NaN' } - yaml_as YAML_TAG - # This emits the number without any scientific notation. # This is better than self.to_f.to_s since it doesn't lose precision. # # Note that reconstituting YAML floats to native floats may lose precision. def to_yaml(opts = {}) + return super if defined?(YAML::ENGINE) && !YAML::ENGINE.syck? + YAML.quick_emit(nil, opts) do |out| string = to_s out.scalar(YAML_TAG, YAML_MAPPING[string] || string, :plain) end end + def encode_with(coder) + string = to_s + coder.represent_scalar(nil, YAML_MAPPING[string] || string) + end + + def to_d + self + end + DEFAULT_STRING_FORMAT = 'F' def to_formatted_s(format = DEFAULT_STRING_FORMAT) _original_to_s(format) diff --git a/activesupport/lib/active_support/core_ext/class/subclasses.rb b/activesupport/lib/active_support/core_ext/class/subclasses.rb index 3e5d1a2a42..46e9daaa8f 100644 --- a/activesupport/lib/active_support/core_ext/class/subclasses.rb +++ b/activesupport/lib/active_support/core_ext/class/subclasses.rb @@ -2,49 +2,35 @@ require 'active_support/core_ext/module/anonymous' require 'active_support/core_ext/module/reachable' class Class #:nodoc: - # Rubinius - if defined?(Class.__subclasses__) - alias :subclasses :__subclasses__ + begin + ObjectSpace.each_object(Class.new) {} def descendants descendants = [] - __subclasses__.each do |k| - descendants << k - descendants.concat k.descendants + ObjectSpace.each_object(class << self; self; end) do |k| + descendants.unshift k unless k == self end descendants end - else # MRI - begin - ObjectSpace.each_object(Class.new) {} - - def descendants - descendants = [] - ObjectSpace.each_object(class << self; self; end) do |k| - descendants.unshift k unless k == self - end - descendants - end - rescue StandardError # JRuby - def descendants - descendants = [] - ObjectSpace.each_object(Class) do |k| - descendants.unshift k if k < self - end - descendants.uniq! - descendants + rescue StandardError # JRuby + def descendants + descendants = [] + ObjectSpace.each_object(Class) do |k| + descendants.unshift k if k < self end + descendants.uniq! + descendants end + end - # Returns an array with the direct children of +self+. - # - # Integer.subclasses # => [Bignum, Fixnum] - def subclasses - subclasses, chain = [], descendants - chain.each do |k| - subclasses << k unless chain.any? { |c| c > k } - end - subclasses + # Returns an array with the direct children of +self+. + # + # Integer.subclasses # => [Bignum, Fixnum] + def subclasses + subclasses, chain = [], descendants + chain.each do |k| + subclasses << k unless chain.any? { |c| c > k } end + subclasses end end diff --git a/activesupport/lib/active_support/core_ext/date/calculations.rb b/activesupport/lib/active_support/core_ext/date/calculations.rb index f34185f22c..724e076407 100644 --- a/activesupport/lib/active_support/core_ext/date/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date/calculations.rb @@ -36,9 +36,9 @@ class Date ::Date.current.tomorrow end - # Returns Time.zone.today when config.time_zone is set, otherwise just returns Date.today. + # Returns Time.zone.today when <tt>Time.zone</tt> or <tt>config.time_zone</tt> are set, otherwise just returns Date.today. def current - ::Time.zone_default ? ::Time.zone.today : ::Date.today + ::Time.zone ? ::Time.zone.today : ::Date.today end end diff --git a/activesupport/lib/active_support/core_ext/date/conversions.rb b/activesupport/lib/active_support/core_ext/date/conversions.rb index 092f936961..769ead9544 100644 --- a/activesupport/lib/active_support/core_ext/date/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date/conversions.rb @@ -1,5 +1,5 @@ require 'date' -require 'active_support/inflector' +require 'active_support/inflector/methods' require 'active_support/core_ext/date/zones' class Date @@ -93,6 +93,12 @@ class Date ::DateTime.civil(year, month, day, 0, 0, 0, 0) end if RUBY_VERSION < '1.9' + def iso8601 + strftime('%F') + end if RUBY_VERSION < '1.9' + + alias_method :rfc3339, :iso8601 if RUBY_VERSION < '1.9' + def xmlschema to_time_in_current_zone.xmlschema end diff --git a/activesupport/lib/active_support/core_ext/date/zones.rb b/activesupport/lib/active_support/core_ext/date/zones.rb index 3a83af6be2..a70b47b7bc 100644 --- a/activesupport/lib/active_support/core_ext/date/zones.rb +++ b/activesupport/lib/active_support/core_ext/date/zones.rb @@ -2,10 +2,10 @@ require 'date' require 'active_support/core_ext/time/zones' class Date - # Converts Date to a TimeWithZone in the current zone if Time.zone_default is set, - # otherwise converts Date to a Time via Date#to_time + # Converts Date to a TimeWithZone in the current zone if Time.zone or Time.zone_default + # is set, otherwise converts Date to a Time via Date#to_time def to_time_in_current_zone - if ::Time.zone_default + if ::Time.zone ::Time.zone.local(year, month, day) else to_time 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 1dc3933e12..8d01376f1d 100644 --- a/activesupport/lib/active_support/core_ext/date_time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date_time/calculations.rb @@ -9,8 +9,9 @@ class DateTime ::Time.local(2007).utc_offset.to_r / 86400 end + # Returns <tt>Time.zone.now.to_datetime</tt> when <tt>Time.zone</tt> or <tt>config.time_zone</tt> are set, otherwise returns <tt>Time.now.to_datetime</tt>. def current - ::Time.zone_default ? ::Time.zone.now.to_datetime : ::Time.now.to_datetime + ::Time.zone ? ::Time.zone.now.to_datetime : ::Time.now.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 8e267c76c4..21b84b994b 100644 --- a/activesupport/lib/active_support/core_ext/date_time/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date_time/conversions.rb @@ -1,4 +1,4 @@ -require 'active_support/inflector' +require 'active_support/inflector/methods' require 'active_support/core_ext/time/conversions' require 'active_support/core_ext/date_time/calculations' require 'active_support/values/time_zone' @@ -66,7 +66,7 @@ class DateTime # Attempts to convert self to a Ruby Time object; returns self if out of range of Ruby Time class # If self has an offset other than 0, self will just be returned unaltered, since there's no clean way to map it to a Time def to_time - self.offset == 0 ? ::Time.utc_time(year, month, day, hour, min, sec) : self + self.offset == 0 ? ::Time.utc_time(year, month, day, hour, min, sec, sec_fraction * (RUBY_VERSION < '1.9' ? 86400000000 : 1000000)) : self end # To be able to keep Times, Dates and DateTimes interchangeable on conversions diff --git a/activesupport/lib/active_support/core_ext/hash/conversions.rb b/activesupport/lib/active_support/core_ext/hash/conversions.rb index 4e8ec5a3a8..3005fef44c 100644 --- a/activesupport/lib/active_support/core_ext/hash/conversions.rb +++ b/activesupport/lib/active_support/core_ext/hash/conversions.rb @@ -26,10 +26,22 @@ class Hash # # * If +value+ is a callable object it must expect one or two arguments. Depending # on the arity, the callable is invoked with the +options+ hash as first argument - # with +key+ as <tt>:root</tt>, and +key+ singularized as second argument. Its - # return value becomes a new node. + # 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) }) + # # => "<b>foo</b>" # # * If +value+ responds to +to_xml+ the method is invoked with +key+ as <tt>:root</tt>. + # + # class Foo + # def to_xml(options) + # options[:builder].bar "fooing!" + # end + # end + # + # {:foo => Foo.new}.to_xml(:skip_instruct => true) + # # => "<hash><bar>fooing!</bar></hash>" # # * Otherwise, a node with +key+ as tag is created with a string representation of # +value+ as text node. If +value+ is +nil+ an attribute "nil" set to "true" is added. diff --git a/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb b/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb index 0b6731883c..e3259a0a84 100644 --- a/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb +++ b/activesupport/lib/active_support/core_ext/module/attr_accessor_with_default.rb @@ -7,11 +7,11 @@ class Module # attr_accessor_with_default :age, 25 # end # - # some_person.age - # => 25 - # some_person.age = 26 - # some_person.age - # => 26 + # person = Person.new + # person.age # => 25 + # + # person.age = 26 + # person.age # => 26 # # To give attribute <tt>:element_name</tt> a dynamic default value, evaluated # in scope of self: diff --git a/activesupport/lib/active_support/core_ext/object/with_options.rb b/activesupport/lib/active_support/core_ext/object/with_options.rb index 3209cf7f11..c23afabfdb 100644 --- a/activesupport/lib/active_support/core_ext/object/with_options.rb +++ b/activesupport/lib/active_support/core_ext/object/with_options.rb @@ -7,13 +7,27 @@ class Object # provided. Each method called on the block variable must take an options # hash as its final argument. # - # with_options :order => 'created_at', :class_name => 'Comment' do |post| - # post.has_many :comments, :conditions => ['approved = ?', true], :dependent => :delete_all - # post.has_many :unapproved_comments, :conditions => ['approved = ?', false] - # post.has_many :all_comments + # Without with_options, this code contains duplication: + # + # class Account < ActiveRecord::Base + # has_many :customers, :dependent => :destroy + # has_many :products, :dependent => :destroy + # has_many :invoices, :dependent => :destroy + # has_many :expenses, :dependent => :destroy + # end + # + # Using with_options, we can remove the duplication: + # + # class Account < ActiveRecord::Base + # with_options :dependent => :destroy do |assoc| + # assoc.has_many :customers + # assoc.has_many :products + # assoc.has_many :invoices + # assoc.has_many :expenses + # end # end # - # Can also be used with an explicit receiver: + # It can also be used with an explicit receiver: # # map.with_options :controller => "people" do |people| # people.connect "/people", :action => "index" diff --git a/activesupport/lib/active_support/core_ext/range.rb b/activesupport/lib/active_support/core_ext/range.rb index c0736f3a44..2428a02242 100644 --- a/activesupport/lib/active_support/core_ext/range.rb +++ b/activesupport/lib/active_support/core_ext/range.rb @@ -2,3 +2,4 @@ require 'active_support/core_ext/range/blockless_step' require 'active_support/core_ext/range/conversions' require 'active_support/core_ext/range/include_range' require 'active_support/core_ext/range/overlaps' +require 'active_support/core_ext/range/cover' diff --git a/activesupport/lib/active_support/core_ext/range/cover.rb b/activesupport/lib/active_support/core_ext/range/cover.rb new file mode 100644 index 0000000000..3a182cddd2 --- /dev/null +++ b/activesupport/lib/active_support/core_ext/range/cover.rb @@ -0,0 +1,3 @@ +class Range + alias_method(:cover?, :include?) unless instance_methods.include?(:cover?) +end diff --git a/activesupport/lib/active_support/core_ext/string/inflections.rb b/activesupport/lib/active_support/core_ext/string/inflections.rb index 55b24b0925..2f0676f567 100644 --- a/activesupport/lib/active_support/core_ext/string/inflections.rb +++ b/activesupport/lib/active_support/core_ext/string/inflections.rb @@ -3,7 +3,7 @@ require 'active_support/inflector/inflections' require 'active_support/inflector/transliterate' # String inflections define new methods on the String class to transform names for different purposes. -# For instance, you can figure out the name of a database from the name of a class. +# For instance, you can figure out the name of a table from the name of a class. # # "ScaleScore".tableize # => "scale_scores" # diff --git a/activesupport/lib/active_support/core_ext/string/output_safety.rb b/activesupport/lib/active_support/core_ext/string/output_safety.rb index bb0f747960..c930abc003 100644 --- a/activesupport/lib/active_support/core_ext/string/output_safety.rb +++ b/activesupport/lib/active_support/core_ext/string/output_safety.rb @@ -101,7 +101,13 @@ module ActiveSupport #:nodoc: self end + def encode_with(coder) + coder.represent_scalar nil, to_str + end + def to_yaml(*args) + return super() if defined?(YAML::ENGINE) && !YAML::ENGINE.syck? + to_str.to_yaml(*args) end end diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index fa052fa86b..6e4b69f681 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -41,9 +41,9 @@ class Time time_with_datetime_fallback(:local, *args) end - # Returns <tt>Time.zone.now</tt> when <tt>config.time_zone</tt> is set, otherwise just returns <tt>Time.now</tt>. + # Returns <tt>Time.zone.now</tt> when <tt>Time.zone</tt> or <tt>config.time_zone</tt> are set, otherwise just returns <tt>Time.now</tt>. def current - ::Time.zone_default ? ::Time.zone.now : ::Time.now + ::Time.zone ? ::Time.zone.now : ::Time.now end end diff --git a/activesupport/lib/active_support/core_ext/time/conversions.rb b/activesupport/lib/active_support/core_ext/time/conversions.rb index d4ae3131ec..d9d5e02778 100644 --- a/activesupport/lib/active_support/core_ext/time/conversions.rb +++ b/activesupport/lib/active_support/core_ext/time/conversions.rb @@ -1,4 +1,4 @@ -require 'active_support/inflector' +require 'active_support/inflector/methods' require 'active_support/core_ext/time/publicize_conversion_methods' require 'active_support/values/time_zone' @@ -55,31 +55,9 @@ class Time utc? && alternate_utc_string || ActiveSupport::TimeZone.seconds_to_utc_offset(utc_offset, colon) end - # Converts a Time object to a Date, dropping hour, minute, and second precision. - # - # my_time = Time.now # => Mon Nov 12 22:59:51 -0500 2007 - # my_time.to_date # => Mon, 12 Nov 2007 - # - # your_time = Time.parse("1/13/2009 1:13:03 P.M.") # => Tue Jan 13 13:13:03 -0500 2009 - # your_time.to_date # => Tue, 13 Jan 2009 - def to_date - ::Date.new(year, month, day) - end unless method_defined?(:to_date) - # A method to keep Time, Date and DateTime instances interchangeable on conversions. # In this case, it simply returns +self+. def to_time self end unless method_defined?(:to_time) - - # Converts a Time instance to a Ruby DateTime instance, preserving UTC offset. - # - # my_time = Time.now # => Mon Nov 12 23:04:21 -0500 2007 - # my_time.to_datetime # => Mon, 12 Nov 2007 23:04:21 -0500 - # - # your_time = Time.parse("1/13/2009 1:13:03 P.M.") # => Tue Jan 13 13:13:03 -0500 2009 - # your_time.to_datetime # => Tue, 13 Jan 2009 13:13:03 -0500 - def to_datetime - ::DateTime.civil(year, month, day, hour, min, sec, Rational(utc_offset, 86400)) - end unless method_defined?(:to_datetime) end diff --git a/activesupport/lib/active_support/core_ext/time/zones.rb b/activesupport/lib/active_support/core_ext/time/zones.rb index ef401a6d18..ff90d7ca58 100644 --- a/activesupport/lib/active_support/core_ext/time/zones.rb +++ b/activesupport/lib/active_support/core_ext/time/zones.rb @@ -19,14 +19,18 @@ class Time # * A TZInfo::Timezone object. # * An identifier for a TZInfo::Timezone object (e.g., "America/New_York"). # - # Here's an example of how you might set <tt>Time.zone</tt> on a per request basis -- <tt>current_user.time_zone</tt> - # just needs to return a string identifying the user's preferred TimeZone: + # Here's an example of how you might set <tt>Time.zone</tt> on a per request basis and reset it when the request is done. + # <tt>current_user.time_zone</tt> just needs to return a string identifying the user's preferred time zone: # # class ApplicationController < ActionController::Base - # before_filter :set_time_zone + # around_filter :set_time_zone # # def set_time_zone - # Time.zone = current_user.time_zone + # old_time_zone = Time.zone + # Time.zone = current_user.time_zone if logged_in? + # yield + # ensure + # Time.zone = old_time_zone # end # end def zone=(time_zone) |