1 files changed, 25 insertions, 25 deletions

diff --git a/actionview/lib/action_view/renderer/partial_renderer.rb b/actionview/lib/action_view/renderer/partial_renderer.rb
index cb850d75ee..478400e016 100644
--- a/actionview/lib/action_view/renderer/partial_renderer.rb
+++ b/actionview/lib/action_view/renderer/partial_renderer.rb
@@ -296,42 +296,43 @@ module ActionView
 
     def render(context, options, block)
       setup(context, options, block)
-      @template = find_partial
+      template = find_partial
 
       @lookup_context.rendered_format ||= begin
-        if @template && @template.formats.present?
-          @template.formats.first
+        if template && template.formats.first
+          template.formats.first
         else
           formats.first
         end
       end
 
       if @collection
-        render_collection
+        render_collection(context, template)
       else
-        render_partial
+        render_partial(context, template)
       end
     end
 
     private
 
-      def render_collection
-        instrument(:collection, count: @collection.size) do |payload|
+      def render_collection(view, template)
+        identifier = (template && template.identifier) || @path
+        instrument(:collection, identifier: identifier, count: @collection.size) do |payload|
           return nil if @collection.blank?
 
           if @options.key?(:spacer_template)
-            spacer = find_template(@options[:spacer_template], @locals.keys).render(@view, @locals)
+            spacer = find_template(@options[:spacer_template], @locals.keys).render(view, @locals)
           end
 
-          cache_collection_render(payload) do
-            @template ? collection_with_template : collection_without_template
+          cache_collection_render(payload, view, template) do
+            template ? collection_with_template(view, template) : collection_without_template(view)
           end.join(spacer).html_safe
         end
       end
 
-      def render_partial
-        instrument(:partial) do |payload|
-          view, locals, block = @view, @locals, @block
+      def render_partial(view, template)
+        instrument(:partial, identifier: template.identifier) do |payload|
+          locals, block = @locals, @block
           object, as = @object, @variable
 
           if !block && (layout = @options[:layout])
@@ -341,12 +342,12 @@ module ActionView
           object = locals[as] if object.nil? # Respect object when object is false
           locals[as] = object if @has_object
 
-          content = @template.render(view, locals) do |*name|
+          content = template.render(view, locals) do |*name|
             view._layout_for(*name, &block)
           end
 
           content = layout.render(view, locals) { content } if layout
-          payload[:cache_hit] = view.view_renderer.cache_hits[@template.virtual_path]
+          payload[:cache_hit] = view.view_renderer.cache_hits[template.virtual_path]
           content
         end
       end
@@ -359,11 +360,10 @@ module ActionView
       # set to that string. Otherwise, the +options[:partial]+ object must
       # respond to +to_partial_path+ in order to setup the path.
       def setup(context, options, block)
-        @view = context
         @options = options
         @block   = block
 
-        @locals  = options[:locals] ? options[:locals].symbolize_keys : {}
+        @locals  = options[:locals] || {}
         @details = extract_details(options)
 
         prepend_formats(options[:formats])
@@ -381,10 +381,10 @@ module ActionView
           @collection = collection_from_object || collection_from_options
 
           if @collection
-            paths = @collection_data = @collection.map { |o| partial_path(o) }
+            paths = @collection_data = @collection.map { |o| partial_path(o, context) }
             @path = paths.uniq.one? ? paths.first : nil
           else
-            @path = partial_path
+            @path = partial_path(@object, context)
           end
         end
 
@@ -423,8 +423,8 @@ module ActionView
         @lookup_context.find_template(path, prefixes, true, locals, @details)
       end
 
-      def collection_with_template
-        view, locals, template = @view, @locals, @template
+      def collection_with_template(view, template)
+        locals = @locals
         as, counter, iteration = @variable, @variable_counter, @variable_iteration
 
         if layout = @options[:layout]
@@ -445,8 +445,8 @@ module ActionView
         end
       end
 
-      def collection_without_template
-        view, locals, collection_data = @view, @locals, @collection_data
+      def collection_without_template(view)
+        locals, collection_data = @locals, @collection_data
         cache = {}
         keys  = @locals.keys
 
@@ -474,7 +474,7 @@ module ActionView
       #
       # If +prefix_partial_path_with_controller_namespace+ is true, then this
       # method will prefix the partial paths with a namespace.
-      def partial_path(object = @object)
+      def partial_path(object, view)
         object = object.to_model if object.respond_to?(:to_model)
 
         path = if object.respond_to?(:to_partial_path)
@@ -483,7 +483,7 @@ module ActionView
           raise ArgumentError.new("'#{object.inspect}' is not an ActiveModel-compatible object. It must implement :to_partial_path.")
         end
 
-        if @view.prefix_partial_path_with_controller_namespace
+        if view.prefix_partial_path_with_controller_namespace
           prefixed_partial_names[path] ||= merge_prefix_into_object_path(@context_prefix, path.dup)
         else
           path