smarter but uglier lexer -- now handles most significant whitespace cases. Clean it up though... (newlines after outdents)

test/fixtures/generation/whitespace.coffee

@@ -4,6 +4,21 @@ f1: x =>
   f2: y =>
     y * x
 
+
+
+
+  f3: 3
+
+# Parens can close on the proper level.
 elements.each(el =>
   el.click(event =>
+    el.reset()
+    el.show() if event.active
+  )
+)
+
+# Or, parens can close blocks early.
+elements.each(el =>
+  el.click(event =>
+    el.reset()
     el.show() if event.active))