Fix lints - use exist? as exists? is no longer available in Ruby 3.2

petergoldstein · petergoldstein · commit 1c1f363ee985 · 2023-03-16T08:16:43.000-04:00
diff --git a/example/revalidate.rb b/example/revalidate.rb
@@ -10,7 +10,7 @@
   exit 1
 end
 
-if File.exists?("fred")
+if File.exist?("fred")
   puts "file 'fred' exists, delete it first"
   exit 1
 end
@@ -33,4 +33,3 @@
 puts "fred.width = #{image2.width}"
 
 File.delete("fred")
-
