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-rw-r--r--activerecord/lib/active_record/associations/collection_proxy.rb32
1 files changed, 27 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb
index 80bc4990d2..ad029d1101 100644
--- a/activerecord/lib/active_record/associations/collection_proxy.rb
+++ b/activerecord/lib/active_record/associations/collection_proxy.rb
@@ -41,8 +41,7 @@ module ActiveRecord
delegate :group, :order, :limit, :joins, :where, :preload, :eager_load, :includes, :from,
:lock, :readonly, :having, :pluck, :to => :scoped
- delegate :target, :load_target, :loaded?, :scoped,
- :to => :@association
+ delegate :target, :load_target, :loaded?, :to => :@association
delegate :select, :find, :first, :last,
:build, :create, :create!,
@@ -53,7 +52,7 @@ module ActiveRecord
def initialize(association)
@association = association
- Array.wrap(association.options[:extend]).each { |ext| proxy_extend(ext) }
+ Array(association.options[:extend]).each { |ext| proxy_extend(ext) }
end
alias_method :new, :build
@@ -62,6 +61,17 @@ module ActiveRecord
@association
end
+ def scoped(options = nil)
+ association = @association
+ scope = association.scoped
+
+ scope.extending! do
+ define_method(:proxy_association) { association }
+ end
+ scope.merge!(options) if options
+ scope
+ end
+
def respond_to?(name, include_private = false)
super ||
(load_target && target.respond_to?(name, include_private)) ||
@@ -76,9 +86,8 @@ module ActiveRecord
proxy_association.send :add_to_target, r
yield(r) if block_given?
end
- end
- if target.respond_to?(method) || (!proxy_association.klass.respond_to?(method) && Class.respond_to?(method))
+ elsif target.respond_to?(method) || (!proxy_association.klass.respond_to?(method) && Class.respond_to?(method))
if load_target
if target.respond_to?(method)
target.send(method, *args, &block)
@@ -121,6 +130,19 @@ module ActiveRecord
proxy_association.reload
self
end
+
+ # Define array public methods because we know it should be invoked over
+ # the target, so we can have a performance improvement using those methods
+ # in association collections
+ Array.public_instance_methods.each do |m|
+ unless method_defined?(m)
+ class_eval <<-RUBY, __FILE__, __LINE__ + 1
+ def #{m}(*args, &block)
+ target.public_send(:#{m}, *args, &block) if load_target
+ end
+ RUBY
+ end
+ end
end
end
end