From 3ee59eec2ffd07d1e4b12ef047495fb9d1ee13ce Mon Sep 17 00:00:00 2001 From: Koichi ITO Date: Fri, 1 Sep 2017 13:58:00 +0900 Subject: Fix `can't modify frozen String` error in AC::Rendering --- actionpack/lib/action_controller/metal/rendering.rb | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'actionpack/lib/action_controller') diff --git a/actionpack/lib/action_controller/metal/rendering.rb b/actionpack/lib/action_controller/metal/rendering.rb index d32eabf9ba..dcb48be80a 100644 --- a/actionpack/lib/action_controller/metal/rendering.rb +++ b/actionpack/lib/action_controller/metal/rendering.rb @@ -42,7 +42,7 @@ module ActionController def render_to_string(*) result = super if result.respond_to?(:each) - string = "" + string = "".dup result.each { |r| string << r } string else -- cgit v1.2.3