Remove dead code

some copy paste in creating full mom layer left dome unused (untested) 
code
thanks to code climate stats

lib/mom/block_compiler.rb

@@ -23,20 +23,6 @@ module Mom
       risc_compiler
     end
 
-    # resolve the type of the slot, by inferring from it's name, using the type
-    # scope related slots are resolved by the compiler by method/block
-    #
-    # This mainly calls super, and only for :caller adds extra info
-    # Using the info, means assuming that the block is not passed around (FIXME in 2020)
-    def slot_type( slot , type)
-      new_type = super
-      if slot == :caller
-        extra_info = { type_frame: @method.frame_type ,
-                       type_arguments: @method.arguments_type ,
-                       type_self: @method.self_type}
-      end
-      return new_type , extra_info
-    end
     # determine how given name need to be accsessed.
     # For blocks the options are args or frame
     # or then the methods arg or frame

lib/mom/callable_compiler.rb

@@ -50,35 +50,6 @@ module Mom
       self
     end
 
-    # resolve the type of the slot, by inferring from it's name, using the type
-    # scope related slots are resolved by the compiler by method/block
-    def slot_type( slot , type)
-      case slot
-      when :frame
-        new_type = self.frame_type
-      when :arguments
-        new_type = self.arg_type
-      when :receiver
-        new_type = self.receiver_type
-      when Symbol
-        new_type = type.type_for(slot)
-        raise "Not found object #{slot}: in #{type}" unless new_type
-      else
-        raise "Not implemented object #{slot}:#{slot.class}"
-      end
-      #puts "RESOLVE in #{@type.class_name} #{slot}->#{type}"
-      return new_type
-    end
-
-    # return the frame type, ie the blocks frame type
-    def frame_type
-      @callable.frame_type
-    end
-
-    # return the frame type, ie the blocks arguments type
-    def arg_type
-      @callable.arguments_type
-    end
     # return the frame type, ie the blocks self_type
     def receiver_type
       @callable.self_type
@@ -87,7 +58,7 @@ module Mom
     private
 
     # convert al instruction to risc
-    # method is called by Method/BlockCompiler from to_risc 
+    # method is called by Method/BlockCompiler from to_risc
     def instructions_to_risc(risc_compiler)
       instruction = mom_instructions.next
       while( instruction )

lib/risc/block_compiler.rb

@@ -29,23 +29,6 @@ module Risc
       end
       return new_type , extra_info
     end
-    # determine how given name need to be accsessed.
-    # For blocks the options are args or frame
-    # or then the methods arg or frame
-    def slot_type_for(name)
-      if @callable.arguments_type.variable_index(name)
-        slot_def = [:arguments]
-      elsif @callable.frame_type.variable_index(name)
-        slot_def = [:frame]
-      elsif @in_method.arguments_type.variable_index(name)
-        slot_def = [:caller , :caller ,:arguments ]
-      elsif @in_method.frame_type.variable_index(name)
-        slot_def = [:caller ,:caller , :frame ]
-      elsif
-        raise "no variable #{name} , need to resolve at runtime"
-      end
-      slot_def << name
-    end
 
 
   end

lib/risc/method_compiler.rb

@@ -20,68 +20,14 @@ module Risc
       "#{@callable.self_type.name}.#{@callable.name}"
     end
 
-    def get_method
-      @callable
-    end
-
     # sometimes the method is used as source (tb reviewed)
     def source
       @callable
     end
 
-    # helper method for builtin mainly
-    # the class_name is a symbol, which is resolved to the instance_type of that class
-    #
-    # return compiler_for_type with the resolved type
-    #
-    def self.compiler_for_clazz( class_name , method_name , args , frame )
-      raise "create_method #{class_name}.#{class_name.class}" unless class_name.is_a? Symbol
-      clazz = Parfait.object_space.get_class_by_name! class_name
-      compiler_for_type( clazz.instance_type , method_name , args , frame)
-    end
-
-    def add_method_to( target )
-      target.add_method( @callable )
-    end
-
-    def create_block(arg_type , frame_type)
-      @callable.create_block(arg_type ,frame_type)
-    end
-
-    # create a method for the given type ( Parfait type object)
-    # method_name is a Symbol
-    # args a hash that will be converted to a type
-    # the created method is set as the current and the given type too
-    # return the compiler
-    def self.compiler_for_typez( type , method_name , args , frame)
-      raise "create_method #{type.inspect} is not a Type" unless type.is_a? Parfait::Type
-      raise "Args must be Type #{args}" unless args.is_a?(Parfait::Type)
-      raise "create_method #{method_name}.#{method_name.class}" unless method_name.is_a? Symbol
-      method = type.create_method( method_name , args , frame)
-      self.new(method)
-    end
-
-    # determine how given name need to be accsessed.
-    # For methods the options are args or frame
-    def slot_type_for(name)
-      if @callable.arguments_type.variable_index(name)
-        type = :arguments
-      else
-        type = :frame
-      end
-      [type , name]
-    end
-
     def add_block_compiler(compiler)
       @block_compilers << compiler
     end
 
-    # return true or false if the given name is in scope (arg/local)
-    def in_scope?(name)
-      ret = true if @callable.arguments_type.variable_index(name)
-      ret = @callable.frame_type.variable_index(name) unless ret
-      ret
-    end
-
   end
 end

test/ruby/test_class_method_statement.rb

@@ -14,6 +14,12 @@ module Ruby
       @lst = compile( input )
       assert_equal Ruby::ClassMethodStatement , @lst.class
     end
+    def test_tos
+      input = "def self.tryout(arg) ; arg = true ; return arg ; end "
+      @str = compile( input ).to_s
+      assert @str.include?("def self.tryou"), @str
+      assert @str.include?("arg = true"), @str      
+    end
   end
   class TestClassMethodStatement2 < MiniTest::Test
     include RubyTests

test/rubyx/test_rubyxc.rb

@@ -17,5 +17,8 @@ module RubyX
       assert_output(/compiling/) {RubyXC.start(["compile" , "test/mains/source/add__4.rb"])}
       File.delete "add__4.o"
     end
+    def test_interpret
+      assert_output(/interpreting/) {RubyXC.start(["interpret" , "test/mains/source/add__4.rb"])}
+    end
   end
 end