renaming, making space for extra layer

lib/ast/basic_expressions.rb

@@ -1,42 +0,0 @@
-# collection of the simple ones, int and strings and such
-
-module Ast
-
-  class IntegerExpression < Expression
-#    attr_reader :value
-    def compile context
-      Vm::IntegerConstant.new value
-    end
-  end
-
-  class NameExpression < Expression
-#    attr_reader  :name
-
-    # compiling a variable resolves it. if it wasn't defined, raise an exception 
-    def compile context
-      raise "Undefined variable #{name}, defined locals #{context.locals.keys.join('-')}" unless context.locals.has_key?(name)
-      context.locals[name]
-    end
-  end
-
-  class ModuleName < NameExpression
-
-    def compile context
-      clazz = context.object_space.get_or_create_class name
-      raise "uups #{clazz}.#{name}" unless clazz
-      #class qualifier, means call from metaclass
-      clazz = clazz.meta_class
-      puts "CLAZZ #{clazz}"
-      clazz
-    end    
-  end
-
-  class StringExpression < Expression
-#    attr_reader  :string
-    def compile context
-      value = Vm::StringConstant.new(string)
-      context.object_space.add_object value 
-      value
-    end
-  end
-end