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replaced eg using old router api with the one in the guides. Add info on nesting with_options

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This commit is contained in:
Vijay Dev
2011-05-07 21:18:03 +05:30
parent ffb70cf256
commit 448845cd0d
1 changed files with 8 additions and 5 deletions
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13
activesupport/lib/active_support/core_ext/object/with_options.rb
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@@ -7,7 +7,7 @@ class Object
# provided. Each method called on the block variable must take an options
# hash as its final argument.
#
# Without with_options, this code contains duplication:
# Without <tt>with_options></tt>, this code contains duplication:
#
# class Account < ActiveRecord::Base
# has_many :customers, :dependent => :destroy
@@ -16,7 +16,7 @@ class Object
# has_many :expenses, :dependent => :destroy
# end
#
# Using with_options, we can remove the duplication:
# Using <tt>with_options</tt>, we can remove the duplication:
#
# class Account < ActiveRecord::Base
# with_options :dependent => :destroy do |assoc|
@@ -29,11 +29,14 @@ class Object
#
# It can also be used with an explicit receiver:
#
# map.with_options :controller => "people" do |people|
# people.connect "/people", :action => "index"
# people.connect "/people/:id", :action => "show"
# I18n.with_options :locale => user.locale, :scope => "newsletter" do |i18n|
# subject i18n.t :subject
# body i18n.t :body, :user_name => user.name
# end
#
# <tt>with_options</tt> can also be nested since the call is forwarded to its receiver.
# Each nesting level will merge inherited defaults in addition to their own.
#
def with_options(options)
yield ActiveSupport::OptionMerger.new(self, options)
end