spec/support/incompatibilities_generator.rb in faml-0.6.0 vs spec/support/incompatibilities_generator.rb in faml-0.6.1

@@ -1,5 +1,6 @@
+# frozen-string-literal: true
 require 'pathname'
 require 'singleton'
 require 'hamlit/engine'
 require 'hamlit/version'
 
@@ -98,10 +99,10 @@
   end
 
   def render_input_title(options)
     title = 'Input'
     unless options.empty?
-      title << " (with options=#{options.inspect})"
+      title += " (with options=#{options.inspect})"
     end
     title
   end
 
   def render_grouped_difference(file, grouped_results)