assets/src/ruboto/widget.rb in ruboto-0.13.0.rc.0 vs assets/src/ruboto/widget.rb in ruboto-0.13.0

@@ -32,11 +32,12 @@
   def self.add_constant_conversion(from, to)
     @@convert_constants[from] = to
   end
 
   def self.convert_constant(from)
-    @@convert_constants[from] or from
+    return from unless from.is_a?(Symbol)
+    @@convert_constants[from] or raise "Symbol #{from.inspect} doesn't have a corresponding View constant #{from.to_s.upcase}"
   end
 
   def self.setup_constant_conversion
     (self.constants - self.superclass.constants).each do |i|
       View.add_constant_conversion i.downcase.to_sym, self.const_get(i)
@@ -166,10 +167,10 @@
 
 def setup_list_view
   Java::android.widget.ListView.__persistent__ = true
   Java::android.widget.ListView.class_eval do
     def configure(context, params = {})
-      if list = params.delete(:list)
+      if (list = params.delete(:list))
         @adapter_list = Java::java.util.ArrayList.new
         @adapter_list.addAll(list)
         item_layout = params.delete(:item_layout) || R::layout::simple_list_item_1
         params[:adapter] = Java::android.widget.ArrayAdapter.new(context, item_layout, @adapter_list)
       end