Add faster capture method for components

Author: BlakeWilliams

lib/view_component/base.rb

@@ -92,24 +92,35 @@ def render_in(view_context, &block)
       @__vc_content_evaluated = false
       @__vc_render_in_block = block
 
-      self.parent = view_context
-
-      top_level_parent = @_top_level_parent = parent&.top_level_parent || parent
-      top_level_parent.output_buffer ||= ActionView::OutputBuffer.new
-      @output_buffer = top_level_parent.output_buffer
-      top_level_parent.children << self
-
       before_render
 
       if render?
-        capture { render_template_for(@__vc_variant).to_s + _output_postamble }
+        if view_context.output_buffer
+          self.top_level_parent = view_context.top_level_parent || view_context
+          top_level_parent.output_buffer ||= ActionView::OutputBuffer.new
+          @output_buffer = top_level_parent.output_buffer
+          top_level_parent.children << self
+        else
+          @output_buffer = ActionView::OutputBuffer.new
+        end
+
+        __vc_fast_call_capture { render_template_for(@__vc_variant).to_s + _output_postamble }.tap do
+          top_level_parent.children.delete(self) if top_level_parent
+        end
       else
         ""
       end
     ensure
       @current_template = old_current_template
     end
 
+    def __vc_fast_call_capture
+      value = nil
+      with_output_buffer { value = yield }
+
+      ERB::Util.html_escape(value.to_s)
+    end
+
     # EXPERIMENTAL: Optional content to be returned after the rendered template.
     #
     # @return [String]