Rename SlotMaker to Variable

Feels like now with better names, i can start to work.

test/slot_language/test_assignment.rb

@@ -35,7 +35,7 @@ module SlotLanguage
       load = compile("word = name.member")
       assert_equal Assignment , load.class
       assert_equal :word , load.left.names.first
-      assert_equal SlotMaker , load.right.class
+      assert_equal Variable , load.right.class
     end
   end
 end

test/slot_language/test_equal_goto.rb

@@ -7,8 +7,8 @@ module SlotLanguage
     def do_check(check)
       assert_equal EqualGoto , check.class
       assert_equal Goto , check.goto.class
-      assert_equal SlotMaker , check.left.class
-      assert_equal SlotMaker , check.right.class
+      assert_equal Variable , check.left.class
+      assert_equal Variable , check.right.class
     end
     def test_equal_local
       check = compile("goto(exit_label) if(a == b)")
@@ -49,11 +49,11 @@ module SlotLanguage
       assert_equal @expr.first.object_id , @expr.last.goto.label.object_id
     end
     def test_expression_left
-      assert_equal SlotMaker , @expr.last.left.class
+      assert_equal Variable , @expr.last.left.class
       assert_equal [:b] , @expr.last.left.names
     end
     def test_expression_right
-      assert_equal SlotMaker , @expr.last.right.class
+      assert_equal Variable , @expr.last.right.class
       assert_equal [:c] , @expr.last.right.names
     end
   end

test/slot_language/test_slot_compiler.rb

@@ -10,8 +10,8 @@ module SlotLanguage
     def test_labels
       assert SlotCompiler.new.labels.empty?
     end
-    def test_compile
-      assert_equal SlotMaker , compile("a").class
+    def test_basic_compile
+      assert_equal Variable , compile("a").class
     end
   end
 end

test/slot_language/test_slot_maker.rb

@@ -1,14 +0,0 @@
-require_relative "helper"
-
-module SlotLanguage
-  class TestSlotMaker < MiniTest::Test
-    include SlotToHelper
-    def setup
-      super
-      @maker = SlotMaker.new(:hi )
-    end
-    def test_slot
-      @maker.to_slot(@compiler)
-    end
-  end
-end

test/slot_language/test_variable.rb

@@ -0,0 +1,10 @@
+require_relative "helper"
+
+module SlotLanguage
+  class TestVariable < MiniTest::Test
+    include SlotHelper
+    def test_basic_compile
+      assert_equal Variable , compile("a").class
+    end
+  end
+end