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authorPratik Naik <pratiknaik@gmail.com>2008-09-03 17:58:47 +0100
committerPratik Naik <pratiknaik@gmail.com>2008-09-03 17:58:47 +0100
commit6ef35461dc7148ce37ed602d65a24f6c883fd044 (patch)
treec190505eaa8b98b4fcae4403bdd4776957d07785 /activerecord/lib/active_record/named_scope.rb
parent10fe6a6d8940300dd6698ec38e9c9573404e687d (diff)
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Merge docrails
Diffstat (limited to 'activerecord/lib/active_record/named_scope.rb')
-rw-r--r--activerecord/lib/active_record/named_scope.rb26
1 files changed, 13 insertions, 13 deletions
diff --git a/activerecord/lib/active_record/named_scope.rb b/activerecord/lib/active_record/named_scope.rb
index d7e152ed1d..83043c2c22 100644
--- a/activerecord/lib/active_record/named_scope.rb
+++ b/activerecord/lib/active_record/named_scope.rb
@@ -1,10 +1,10 @@
module ActiveRecord
module NamedScope
- # All subclasses of ActiveRecord::Base have two named_scopes:
- # * <tt>all</tt>, which is similar to a <tt>find(:all)</tt> query, and
- # * <tt>scoped</tt>, which allows for the creation of anonymous scopes, on the fly: <tt>Shirt.scoped(:conditions => {:color => 'red'}).scoped(:include => :washing_instructions)</tt>
+ # All subclasses of ActiveRecord::Base have two named \scopes:
+ # * <tt>all</tt> - which is similar to a <tt>find(:all)</tt> query, and
+ # * <tt>scoped</tt> - which allows for the creation of anonymous \scopes, on the fly: <tt>Shirt.scoped(:conditions => {:color => 'red'}).scoped(:include => :washing_instructions)</tt>
#
- # These anonymous scopes tend to be useful when procedurally generating complex queries, where passing
+ # These anonymous \scopes tend to be useful when procedurally generating complex queries, where passing
# intermediate values (scopes) around as first-class objects is convenient.
def self.included(base)
base.class_eval do
@@ -26,20 +26,20 @@ module ActiveRecord
# named_scope :dry_clean_only, :joins => :washing_instructions, :conditions => ['washing_instructions.dry_clean_only = ?', true]
# end
#
- # The above calls to <tt>named_scope</tt> define class methods <tt>Shirt.red</tt> and <tt>Shirt.dry_clean_only</tt>. <tt>Shirt.red</tt>,
+ # The above calls to <tt>named_scope</tt> define class methods Shirt.red and Shirt.dry_clean_only. Shirt.red,
# in effect, represents the query <tt>Shirt.find(:all, :conditions => {:color => 'red'})</tt>.
#
- # Unlike Shirt.find(...), however, the object returned by <tt>Shirt.red</tt> is not an Array; it resembles the association object
+ # Unlike <tt>Shirt.find(...)</tt>, however, the object returned by Shirt.red is not an Array; it resembles the association object
# constructed by a <tt>has_many</tt> declaration. For instance, you can invoke <tt>Shirt.red.find(:first)</tt>, <tt>Shirt.red.count</tt>,
# <tt>Shirt.red.find(:all, :conditions => {:size => 'small'})</tt>. Also, just
- # as with the association objects, name scopes acts like an Array, implementing Enumerable; <tt>Shirt.red.each(&block)</tt>,
- # <tt>Shirt.red.first</tt>, and <tt>Shirt.red.inject(memo, &block)</tt> all behave as if Shirt.red really were an Array.
+ # as with the association objects, named \scopes act like an Array, implementing Enumerable; <tt>Shirt.red.each(&block)</tt>,
+ # <tt>Shirt.red.first</tt>, and <tt>Shirt.red.inject(memo, &block)</tt> all behave as if Shirt.red really was an Array.
#
- # These named scopes are composable. For instance, <tt>Shirt.red.dry_clean_only</tt> will produce all shirts that are both red and dry clean only.
+ # These named \scopes are composable. For instance, <tt>Shirt.red.dry_clean_only</tt> will produce all shirts that are both red and dry clean only.
# Nested finds and calculations also work with these compositions: <tt>Shirt.red.dry_clean_only.count</tt> returns the number of garments
# for which these criteria obtain. Similarly with <tt>Shirt.red.dry_clean_only.average(:thread_count)</tt>.
#
- # All scopes are available as class methods on the ActiveRecord::Base descendent upon which the scopes were defined. But they are also available to
+ # All \scopes are available as class methods on the ActiveRecord::Base descendent upon which the \scopes were defined. But they are also available to
# <tt>has_many</tt> associations. If,
#
# class Person < ActiveRecord::Base
@@ -49,7 +49,7 @@ module ActiveRecord
# then <tt>elton.shirts.red.dry_clean_only</tt> will return all of Elton's red, dry clean
# only shirts.
#
- # Named scopes can also be procedural.
+ # Named \scopes can also be procedural:
#
# class Shirt < ActiveRecord::Base
# named_scope :colored, lambda { |color|
@@ -59,7 +59,7 @@ module ActiveRecord
#
# In this example, <tt>Shirt.colored('puce')</tt> finds all puce shirts.
#
- # Named scopes can also have extensions, just as with <tt>has_many</tt> declarations:
+ # Named \scopes can also have extensions, just as with <tt>has_many</tt> declarations:
#
# class Shirt < ActiveRecord::Base
# named_scope :red, :conditions => {:color => 'red'} do
@@ -70,7 +70,7 @@ module ActiveRecord
# end
#
#
- # For testing complex named scopes, you can examine the scoping options using the
+ # For testing complex named \scopes, you can examine the scoping options using the
# <tt>proxy_options</tt> method on the proxy itself.
#
# class Shirt < ActiveRecord::Base