Start to transform SL into SM

lib/slot_language/load_maker.rb

@@ -8,5 +8,11 @@ module SlotLanguage
       raise "No Slot #{left}" unless left.is_a?(SlotMaker)
       raise "No Slot #{right}" unless right.is_a?(SlotMaker)
     end
+
+    def to_slot(compiler)
+      left_d = @left.slot_def(compiler)
+      right_d = @right.slot_def(compiler)
+      SlotMachine::SlotLoad.new("source" , left_d , right_d)
+    end
   end
 end

lib/slot_language/macro_maker.rb

@@ -17,7 +17,19 @@ module SlotLanguage
     end
 
     def to_slot(compiler)
-      @source.first
+      chain = do_link( @source.first , compiler)
+      rest = @source.dup
+      rest.shift
+      rest.each do |link|
+        chain << do_link(link , compiler)
+      end
+      chain
+    end
+
+    private
+    def do_link(link,compiler)
+      return link if link.is_a?(SlotMachine::Instruction)
+      link.to_slot(compiler)
     end
   end
 end

lib/slot_language/slot_compiler.rb

@@ -24,15 +24,15 @@ module SlotLanguage
       return goto(name,kids) if(name == :goto)
       return check(name,receiver, kids) if(name == :==)
       return assign(receiver, name , kids) if(name.to_s.end_with?("="))
-      SlotMaker.new( name , receiver )
+      SlotMaker.new( name )
     end
     def on_lvar(lvar)
-      SlotMaker.new(lvar.children.first , nil)
+      SlotMaker.new(lvar.children.first )
     end
     def on_lvasgn( expression)
       name = expression.children[0]
       value = process(expression.children[1])
-      LoadMaker.new(SlotMaker.new(name,nil),value)
+      LoadMaker.new(SlotMaker.new(name),value)
     end
     alias :on_ivasgn :on_lvasgn
 
@@ -49,7 +49,7 @@ module SlotLanguage
       end
     end
     def on_ivar expression
-      SlotMaker.new(expression.children.first,nil)
+      SlotMaker.new(expression.children.first)
     end
 
     private

lib/slot_language/slot_maker.rb

@@ -1,22 +1,24 @@
 module SlotLanguage
   class SlotMaker
-    attr_reader :name , :leaps
+    attr_reader :leaps
 
-    def initialize(name , more)
-      @name = name
-      if(more.is_a?(Array))
-        @leaps = more
+    def initialize(leaps)
+      case leaps
+      when Array
+        @leaps = leaps
+      when nil
+        raise "No leaps given"
       else
-        @leaps = [more] if more
+        @leaps = [leaps]
       end
     end
 
     def add_slot_name(name)
-      if(@leaps)
       @leaps << name
-      else
-        @leaps = [name]
     end
+
+    def slot_def(compiler)
+      SlotMachine::SlotDefinition.new(:message , leaps)
     end
   end
 end

test/slot_language/test_load_maker.rb

@@ -0,0 +1,16 @@
+require_relative "helper"
+
+module SlotLanguage
+  class TestLoadMaker < MiniTest::Test
+    include SlotToHelper
+    def setup
+      super
+      left = SlotMaker.new(:hi )
+      right = SlotMaker.new(:hi )
+      @slot = LoadMaker.new( left,right ).to_slot(@compiler)
+    end
+    def test_to_slot
+      assert_equal  SlotMachine::SlotLoad ,  @slot.class
+    end
+  end
+end

test/slot_language/test_macro_maker.rb

@@ -7,11 +7,18 @@ module SlotLanguage
       super
       @slot = MacroMaker.load_string( mini_file ).to_slot(@compiler)
     end
-    def test_to_slot
-      assert @slot.is_a?(SlotMachine::Instruction) , @slot.class
+    def test_label
+      assert_equal SlotMachine::Label , @slot.class
+    end
+    def test_assign
+      assert_equal SlotMachine::SlotLoad , @slot.next.class
+      assert_equal :message , @slot.next.left.known_object
+      assert_equal [:a] , @slot.next.left.slots
+      assert_equal :message , @slot.next.right.known_object
+      assert_equal [:b] , @slot.next.right.slots
     end
     def test_length
-      assert_equal 1 , @slot.length
+      assert_equal 2 , @slot.length
     end
   end
 

test/slot_language/test_slot_maker.rb

@@ -2,12 +2,13 @@ require_relative "helper"
 
 module SlotLanguage
   class TestSlotMaker < MiniTest::Test
-    include SlotHelper
-
-    def test_label
-      label = compile("while_label")
-      assert_equal SlotMachine::Label , label.class
-      assert_equal :while_label , label.name
+    include SlotToHelper
+    def setup
+      super
+      @maker = SlotMaker.new(:hi )
+    end
+    def test_slot
+      @maker.slot_def(@compiler)
     end
   end
 end