From 1993a4449a5be44acfa5a9e1a94842e05da5edd5 Mon Sep 17 00:00:00 2001 From: gfyoung Date: Sat, 18 Aug 2018 04:19:57 -0700 Subject: Enable frozen string for app/helpers/**/*.rb Partially addresses #47424. --- app/helpers/lazy_image_tag_helper.rb | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'app/helpers/lazy_image_tag_helper.rb') diff --git a/app/helpers/lazy_image_tag_helper.rb b/app/helpers/lazy_image_tag_helper.rb index 603b9438e35..ac987a04895 100644 --- a/app/helpers/lazy_image_tag_helper.rb +++ b/app/helpers/lazy_image_tag_helper.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + module LazyImageTagHelper def placeholder_image "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" @@ -11,9 +13,11 @@ module LazyImageTagHelper options[:data] ||= {} options[:data][:src] = path_to_image(source) - options[:class] ||= "" - options[:class] << " lazy" + # options[:class] can be either String or Array. + klass_opts = Array.wrap(options[:class]) + klass_opts << "lazy" + options[:class] = klass_opts.join(' ') source = placeholder_image end -- cgit v1.2.3