Use Kernel.exec for editing files

bin/sheet

@@ -2,4 +2,4 @@
 
 require File.join(File.dirname(__FILE__), '../lib/sheet')
 
-Sheet.new(ARGV)
+Sheet.new(ARGV).process

lib/sheet.rb

@@ -17,8 +17,12 @@ def write(message)
     end
 
     # Utility to execute system commands
-    def exec(cmd)
-      %x!#{cmd}!
+    def exec(cmd, replace_current_process=false)
+      if replace_current_process
+        Kernel.exec cmd
+      else
+        %x!#{cmd}!
+      end
     end
 
     # @param [String] name the sheet name
@@ -64,7 +68,7 @@ def open_command
   # Creates a new instance of Sheet, usually followed by a call to {#process}
   # @param [Array] args command line options
   def initialize(*args)
-    @args = args
+    @args = args.flatten
   end
 
   # Where the dispatching really happens. We check to see what the user

lib/sheet/write.rb

@@ -10,7 +10,7 @@ def initialize(name)
   def write
     create_dir_if_doesnt_exist
     if editor_is_set?
-      Sheet.exec("#{Sheet.editor} #{Sheet.sheet_path(name)}")
+      Sheet.exec("#{Sheet.editor} #{Sheet.sheet_path(name)}", true)
     else
       Sheet.write "Please set the $EDITOR variable to write files" 
     end

spec/sheet/write_spec.rb

@@ -6,7 +6,7 @@
 
   it 'opens a new file for writing' do
     cmd = "#{editor} #{Sheet.sheet_path('tmux')}"
-    Sheet.should_receive(:exec).with(cmd)
+    Sheet.should_receive(:exec).with(cmd, true)
 
     Sheet.stub(:editor) { editor }