More complete error handling when suppressing errors in the example

scripts/test_summary.rb

@@ -1,14 +1,19 @@
 
 suppress_error = !ARGV.nil? && !ARGV.empty? && (ARGV[0].upcase == "--SILENT")
 
-require "#{ENV['UNITY_DIR']}/auto/unity_test_summary.rb"
+begin
+  require "#{ENV['UNITY_DIR']}/auto/unity_test_summary.rb"
 
-build_dir = ENV.fetch('BUILD_DIR', './build')
-test_build_dir = ENV.fetch('TEST_BUILD_DIR', File.join(build_dir, 'test'))
+  build_dir = ENV.fetch('BUILD_DIR', './build')
+  test_build_dir = ENV.fetch('TEST_BUILD_DIR', File.join(build_dir, 'test'))
+
+  results = Dir["#{test_build_dir}/*.result"]
+  parser = UnityTestSummary.new
+  parser.targets = results
+  parser.run
+  puts parser.report
+rescue StandardError => e
+  raise e unless suppress_error
+end
 
-results = Dir["#{test_build_dir}/*.result"]
-parser = UnityTestSummary.new
-parser.targets = results
-parser.run
-puts parser.report
 exit(parser.failures) unless suppress_error