Handle unknown options

Author: rastating

wpxf.rb

@@ -5,35 +5,40 @@
 require 'cli/console'
 require 'slop'
 
-Slop.parse do |o|
-  o.on '--update', 'check for updates' do
-    current_version = File.read('VERSION').strip
+begin
+  Slop.parse do |o|
+    o.on '--update', 'check for updates' do
+      current_version = File.read('VERSION').strip
 
-    updater = Wpxf::GitHubUpdater.new
-    update = updater.get_update(current_version)
+      updater = Wpxf::GitHubUpdater.new
+      update = updater.get_update(current_version)
 
-    if update.nil?
-      puts 'No updates available'
-      exit
-    end
+      if update.nil?
+        puts 'No updates available'
+        exit
+      end
 
-    puts 'A new update is available!'
-    puts
-    puts '-- Release Notes --'
-    puts update[:release_notes]
-    puts
-    puts "Downloading latest update (#{update[:release_name]})..."
-    updater.download_and_apply_update(update[:zip_url])
+      puts 'A new update is available!'
+      puts
+      puts '-- Release Notes --'
+      puts update[:release_notes]
+      puts
+      puts "Downloading latest update (#{update[:release_name]})..."
+      updater.download_and_apply_update(update[:zip_url])
 
-    puts 'Update finished! Make sure to run "bundle install" in the WPXF directory.'
-    puts
-    exit
-  end
+      puts 'Update finished! Make sure to run "bundle install" in the WPXF directory.'
+      puts
+      exit
+    end
 
-  o.on '--version', 'print the version' do
-    puts File.read('VERSION').strip
-    exit
+    o.on '--version', 'print the version' do
+      puts File.read('VERSION').strip
+      exit
+    end
   end
+rescue Slop::UnknownOption => e
+  puts e.message
+  exit
 end
 
 puts '                           _'