setup.rb in yard-0.9.6

- old
+ new

@@ -1,19 +1,16 @@
+# frozen_string_literal: true
 include T('default/layout/html')
 
 def init
   super
 
   @topfile = options.readme
   if options.files
     if @topfile
       @toptitle = @topfile.attributes[:title] || "Documentation Overview"
     end
-    if @file == options.readme
-      @page_title = options.title
-    else
-      @page_title = @file.title
-    end
+    @page_title = @file == options.readme ? options.title : @file.title
 
     index = options.files.index(@file)
     if index
       @prevfile = index > 0 ? (options.files[index - 1] || options.readme) : nil
       @nextfile = options.files[index + 1]