Fix Style/StringConcatenation RuboCop offenseeread/fix-string-concatenation-rubocop-offense

1 files changed, 4 insertions, 4 deletions

diff --git a/lib/filters/introduced_in.rb b/lib/filters/introduced_in.rb
index 8847ec62..ed3f49d5 100644
--- a/lib/filters/introduced_in.rb
+++ b/lib/filters/introduced_in.rb
@@ -41,10 +41,10 @@ class IntroducedInFilter < Nanoc::Filter
     @incremental_id += 1
     # If the content is a list of items, collapse the content.
     if content.match?(%r{<ul>}i)
-      %(<div class="introduced-in mb-3">Version history) +
-        %(<button class="text-expander" type="button" data-toggle="collapse" data-target="#release_version_notes_#{@incremental_id}" aria-expanded="false" aria-controls="release_version_notes_#{@incremental_id}" aria-label="Version history">) +
-        %(</button>) +
-        %(<div class="introduced-in-content collapse" id="release_version_notes_#{@incremental_id}">#{content}</div></div>)
+      %(<div class="introduced-in mb-3">Version history
+          <button class="text-expander" type="button" data-toggle="collapse" data-target="#release_version_notes_#{@incremental_id}" aria-expanded="false" aria-controls="release_version_notes_#{@incremental_id}" aria-label="Version history"></button>
+          <div class="introduced-in-content collapse" id="release_version_notes_#{@incremental_id}">#{content}</div>
+        </div>)
     else
       %(<div class="introduced-in">#{content}</div>)
     end