add Primitive for the 'minus' block

1 files changed, 11 insertions, 3 deletions

diff --git a/TurtleArt/tabasics.py b/TurtleArt/tabasics.py
index 211c596..394b5eb 100644
--- a/TurtleArt/tabasics.py
+++ b/TurtleArt/tabasics.py
@@ -627,7 +627,6 @@ tasetshade :shade \n')
         self.tw.lc.def_prim(
             'plus', 2, lambda self, x, y: primitive_dictionary['plus'](x, y))
 
-        primitive_dictionary['minus'] = self._prim_minus
         palette.add_block('minus2',
                           style='number-style-porch',
                           label='        –',
@@ -636,8 +635,17 @@ tasetshade :shade \n')
                           logo_command='taminus',
                           help_string=_('subtracts bottom numeric input from \
 top numeric input'))
-        self.tw.lc.def_prim(
-            'minus', 2, lambda self, x, y: primitive_dictionary['minus'](x, y))
+        self.tw.lc.def_prim('minus', 2,
+            # TODO re-enable use with lists
+            Primitive(Primitive.minus, slot_wrappers={
+                0: Primitive(self.check_number,
+                             export_me=False,
+                             slot_wrappers={
+                    0: self.prim_cache["convert_to_number"]}),
+                1: Primitive(self.check_number,
+                             export_me=False,
+                             slot_wrappers={
+                    0: self.prim_cache["convert_to_number"]})}))
         define_logo_function('taminus', 'to taminus :y :x\noutput sum :x \
 minus :y\nend\n')