making inner comments work within class definitions

lib/nodes.js

@@ -675,13 +675,15 @@
       _a = this.properties;
       for (_b = 0, _c = _a.length; _b < _c; _b++) {
         prop = _a[_b];
-        if (prop.variable.base.value === 'constructor') {
+        if (prop.variable && prop.variable.base.value === 'constructor') {
           func = prop.value;
           func.body.push(new ReturnNode(new LiteralNode('this')));
           constructor = new AssignNode(this.variable, func);
         } else {
-          val = new ValueNode(this.variable, [new AccessorNode(prop.variable, 'prototype')]);
-          prop = new AssignNode(val, prop.value);
+          if (prop.variable) {
+            val = new ValueNode(this.variable, [new AccessorNode(prop.variable, 'prototype')]);
+            prop = new AssignNode(val, prop.value);
+          }
           props.push(prop);
         }
       }

src/nodes.coffee

@@ -538,13 +538,14 @@ ClassNode: exports.ClassNode: inherit BaseNode, {
     ret:         del o, 'returns'
 
     for prop in @properties
-      if prop.variable.base.value is 'constructor'
+      if prop.variable and prop.variable.base.value is 'constructor'
         func: prop.value
         func.body.push(new ReturnNode(new LiteralNode('this')))
         constructor: new AssignNode(@variable, func)
       else
-        val: new ValueNode(@variable, [new AccessorNode(prop.variable, 'prototype')])
-        prop: new AssignNode(val, prop.value)
+        if prop.variable
+          val: new ValueNode(@variable, [new AccessorNode(prop.variable, 'prototype')])
+          prop: new AssignNode(val, prop.value)
         props.push prop
 
     constructor: new AssignNode(@variable, new CodeNode()) unless constructor

test/test_classes.coffee

@@ -13,6 +13,8 @@ class SecondChild extends FirstChild
 class ThirdChild extends SecondChild
   constructor: ->
     @array: [1, 2, 3]
+
+  # Gratuitous comment for testing.
   func: (string) ->
     super('three/') + string