add scope and kwbegin

scope is just a list of statements

test/vool/test_basic_values.rb

@@ -5,7 +5,7 @@ module Vool
 
     def test_self
       lst = Compiler.compile( "self")
-      assert_equal SelfStatement , lst.class      
+      assert_equal SelfStatement , lst.class
     end
     def test_nil
       lst = Compiler.compile( "nil")
@@ -36,5 +36,14 @@ module Vool
         Compiler.compile( '"dstr#{self}"')
       end
     end
+
+    def test_scope
+      lst = Compiler.compile( "begin ; 1 ; end")
+      assert_equal ScopeStatement , lst.class , lst.inspect
+    end
+    def test_scope_contents
+      lst = Compiler.compile( "begin ; 1 ; end")
+      assert_equal 1 , lst.statements.first.value
+    end
   end
 end

test/vool/test_send_statement.rb

@@ -36,6 +36,5 @@ module Vool
       lst = Compiler.compile( "bar(1)")
       assert_equal 1 , lst.arguments.first.value
     end
-
   end
 end

test/vool/test_variables.rb

@@ -0,0 +1,14 @@
+require_relative "../helper"
+
+module Vool
+  class TestVariables < MiniTest::Test
+
+    # "free standing" local can not be tested as it will result in send
+    # in other words ther is no way of knowing if a name is variable or method
+    def ptest_send_to_local
+      lst = Compiler.compile( "foo = 1 ; foo.bar")
+      assert_equal LocalVariable , lst.receiver
+    end
+
+  end
+end