bin/itools in itools-0.1.0 vs bin/itools in itools-0.1.1

@@ -1,20 +1,37 @@
 #!/usr/bin/env ruby
 
-require ‘gli’
+require 'gli'
 require 'itools'
 
 include GLI::App
 
 program_desc 'a collection of tools for ios developer'
 
 version Itools::VERSION
 
+
+
+
 desc "Analyze the memory footprint of each part or component in Xcode project"
-arg 'xxx.txt linkmap'
+arg 'xxx.txt'
 command :parse do |c|
     c.action do |global_options, options, args|
-    Itools::LinkMap.parser(args[0])
+    Itools::LinkMap.parser(args.first)
 end
 
+ 
+on_error do |err|
+    if debugging?
+        $stderr.puts err.message
+        $stderr.puts err.backtrace.join("\n")
+    else
+        next if GLI::CustomExit === err
+        $stderr.puts err.message
+    end
+  end
+  
+  def debugging?
+    defined? Bundler
+  end
+  
 exit run(ARGV)
-