diff options
Diffstat (limited to 'activerecord/lib/active_record/scoping/default.rb')
| -rw-r--r-- | activerecord/lib/active_record/scoping/default.rb | 88 |
1 files changed, 44 insertions, 44 deletions
diff --git a/activerecord/lib/active_record/scoping/default.rb b/activerecord/lib/active_record/scoping/default.rb index 7409706851..9d8253faa3 100644 --- a/activerecord/lib/active_record/scoping/default.rb +++ b/activerecord/lib/active_record/scoping/default.rb @@ -46,47 +46,47 @@ module ActiveRecord protected - # Use this macro in your model to set a default scope for all operations on - # the model. - # - # class Article < ActiveRecord::Base - # default_scope { where(published: true) } - # end - # - # Article.all # => SELECT * FROM articles WHERE published = true - # - # The #default_scope is also applied while creating/building a record. - # It is not applied while updating a record. - # - # Article.new.published # => true - # Article.create.published # => true - # - # (You can also pass any object which responds to +call+ to the - # +default_scope+ macro, and it will be called when building the - # default scope.) - # - # If you use multiple #default_scope declarations in your model then - # they will be merged together: - # - # class Article < ActiveRecord::Base - # default_scope { where(published: true) } - # default_scope { where(rating: 'G') } - # end - # - # Article.all # => SELECT * FROM articles WHERE published = true AND rating = 'G' - # - # This is also the case with inheritance and module includes where the - # parent or module defines a #default_scope and the child or including - # class defines a second one. - # - # If you need to do more complex things with a default scope, you can - # alternatively define it as a class method: - # - # class Article < ActiveRecord::Base - # def self.default_scope - # # Should return a scope, you can call 'super' here etc. - # end - # end + # Use this macro in your model to set a default scope for all operations on + # the model. + # + # class Article < ActiveRecord::Base + # default_scope { where(published: true) } + # end + # + # Article.all # => SELECT * FROM articles WHERE published = true + # + # The #default_scope is also applied while creating/building a record. + # It is not applied while updating a record. + # + # Article.new.published # => true + # Article.create.published # => true + # + # (You can also pass any object which responds to +call+ to the + # +default_scope+ macro, and it will be called when building the + # default scope.) + # + # If you use multiple #default_scope declarations in your model then + # they will be merged together: + # + # class Article < ActiveRecord::Base + # default_scope { where(published: true) } + # default_scope { where(rating: 'G') } + # end + # + # Article.all # => SELECT * FROM articles WHERE published = true AND rating = 'G' + # + # This is also the case with inheritance and module includes where the + # parent or module defines a #default_scope and the child or including + # class defines a second one. + # + # If you need to do more complex things with a default scope, you can + # alternatively define it as a class method: + # + # class Article < ActiveRecord::Base + # def self.default_scope + # # Should return a scope, you can call 'super' here etc. + # end + # end def default_scope(scope = nil) scope = Proc.new if block_given? @@ -130,9 +130,9 @@ module ActiveRecord ScopeRegistry.set_value_for(:ignore_default_scope, base_class, ignore) end - # The ignore_default_scope flag is used to prevent an infinite recursion - # situation where a default scope references a scope which has a default - # scope which references a scope... + # The ignore_default_scope flag is used to prevent an infinite recursion + # situation where a default scope references a scope which has a default + # scope which references a scope... def evaluate_default_scope # :nodoc: return if ignore_default_scope? |