bin/dfect in dfect-2.1.0 vs bin/dfect in dfect-2.2.0

@@ -1,57 +1,26 @@
 #!/usr/bin/env ruby
-#
-# Usage:
-#
-#   dfect [Options] FILE_OR_GLOB...
-#
-#   FILE_OR_GLOB  : A file or file globbing pattern that
-#                   describes a set of files to evaluate.
-#
-#
-# Options:
-#
-#   -d, --debug   : Launch interactive debugger
-#                   during assertion failures.
-#
-#   -q, --quiet   : Do not show execution report.
-#
-#   -h, --help    : Show this message and exit.
-#
-#   -v, --version : Show version number and exit.
-#
 
-$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
 require 'dfect'
 
-# parse command line
 if ARGV.delete('-h') or ARGV.delete('--help')
-  puts
-  puts Dfect.inspect
-  puts Dfect::TAGLINE
-  puts
-  puts
-  puts File.read(__FILE__)[/^#(\r?\n)(.*?)\1\1/m, 2].gsub(/^# ?/, '')
-  puts
-  puts
-  puts 'Read the user manual for more information:'
-  puts
-  puts "  #{Dfect::INSTDIR}/doc/index.html"
-  puts
-  puts "  #{Dfect::WEBSITE}"
-  puts
+  # try to display UNIX version of help manual
+  man_path = File.join(Dfect::INSTDIR, 'man')
+  unless system 'man', '-M', man_path, '-a', 'dfect'
+    # try to display HTML version of help manual
+    man_html = man_path + '.html'
+    unless %w[$BROWSER open start].any? {|b| system "#{b} #{man_html}" }
+      # no luck; direct user to project website
+      puts "See #{Dfect::WEBSITE}"
+    end
+  end
   exit
 elsif ARGV.delete('-v') or ARGV.delete('--version')
   puts Dfect::VERSION
   exit
 end
 
-if ARGV.delete('-d') or ARGV.delete('--debug')
-  Dfect.options[:debug] = true
-end
-
-if ARGV.delete('-q') or ARGV.delete('--quiet')
-  Dfect.options[:quiet] = true
-end
+Dfect.options[:debug] = ARGV.delete('-d') || ARGV.delete('--debug')
+Dfect.options[:quiet] = ARGV.delete('-q') || ARGV.delete('--quiet')
 
 require 'dfect/auto'
 ARGV.each {|glob| Dir[glob].each {|test| load test } }