Merge pull request #53 from UCSDOalads/addMoreBugsByXiaoquan

Add more bugs by xiaoquan

Author: UltimatePea

src/actions/EnterScriptAction.java

@@ -43,7 +43,7 @@ public void performAction() {
       // TODO Auto-generated catch block
       e.printStackTrace();
     } catch (ExecutionErrorException e) {
-      System.out.println("Invalid script");
+      e.printStackTrace();
     }
 	}
 

src/script/Tokenizer.java

@@ -21,10 +21,10 @@ private enum State {
 
 	// ctor
 	public Tokenizer(String input) {
+		output = new ArrayList<String>();
 		if (input != null) {
 			state = State.INIT;
 			array = input.toCharArray();
-			output = new ArrayList<String>();
 			pending = "";
 
 			// interpret characters