1
0
Fork 0
mirror of https://github.com/rails/rails.git synced 2022-11-09 12:12:34 -05:00

Better docs for Object extensions (closes #7002)

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6011 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
This commit is contained in:
Jamis Buck 2007-01-22 22:53:38 +00:00
parent 59418618b9
commit 1e9ce3c6a1
2 changed files with 23 additions and 1 deletions

View file

@ -1,5 +1,7 @@
*SVN*
* Better docs for Object extensions [zackchandler, Jamis Buck]
* Fix that Dates couldn't be subtracted from Dates after [5940]. [Sam Stephenson]
* Add Object#acts_like? and Time#acts_like_time? and Date#acts_like_date? to facilitate duck-typing. [Jamis Buck]

View file

@ -1,4 +1,4 @@
class Object #:nodoc:
class Object
# A Ruby-ized realization of the K combinator, courtesy of Mikael Brockman.
#
# def foo
@ -24,10 +24,30 @@ class Object #:nodoc:
value
end
# An elegant way to refactor out common options
#
# 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
# end
#
# Can also be used with an explicit reciever:
#
# map.with_options :controller => "people" do |people|
# people.connect "/people", :action => "index"
# people.connect "/people/:id", :action => "show"
# end
#
def with_options(options)
yield ActiveSupport::OptionMerger.new(self, options)
end
# Dumps object in JSON (JavaScript Object Notation). See www.json.org for more info.
#
# Account.find(1).to_json
# => "{attributes: {username: \"foo\", id: \"1\", password: \"bar\"}}"
#
def to_json
ActiveSupport::JSON.encode(self)
end