update to use new ast

soml was updated to have a typed ast layer to make programatic creation
easier
this brings LOTS of syntax change with it, that does not really mean
anything at all
All tests pass again so back to the same

test/soml/expressions/helper.rb

@@ -21,10 +21,11 @@ module ExpressionHelper
     parser = parser.send @root
     syntax  = parser.parse_with_debug(@string_input, reporter: Parslet::ErrorReporter::Deepest.new)
     parts = Parser::Transform.new.apply(syntax)
+    codes = Soml.ast_to_code parts
     #puts parts.inspect
     compiler = Soml::Compiler.new
     set_main(compiler)
-    produced = compiler.process( parts )
+    produced = compiler.process( codes )
     assert @output , "No output given"
     assert_equal  produced.class, @output , "Wrong class"
     produced

test/soml/expressions/test_basic.rb

@@ -30,7 +30,7 @@ class TestBasic < MiniTest::Test
   def test_var
     @string_input    = 'int foo '
     @root = :field_def
-    @output = AST::Node
+    @output = NilClass
     check
   end