add some explanation and use github gem versions

Gemfile

@@ -1,15 +1,15 @@
 source 'https://rubygems.org'
 
-
+gem "opal" , :github => "opal/opal"
 gem 'opal-browser'
 
 #gem "salama" , "0.2" , :path => "../salama"
 
-gem "parslet" , path: "../parslet"
-gem "salama" , path: "../salama"
-gem "salama-reader" , path: "../salama-reader"
-gem "salama-arm" , path: "../salama-arm"
-gem "salama-object-file" , path: "../salama-object-file"
+gem "parslet" , github: "salama/parslet"
+gem "salama" , github: "salama/salama"
+gem "salama-reader" , github: "salama/salama-reader"
+gem "salama-arm" , github: "salama/salama-arm"
+gem "salama-object-file" , github: "salama/salama-object-file"
 gem "sass"
 gem "susy"
 

Gemfile.lock

@@ -1,31 +1,46 @@
-PATH
-  remote: ../parslet
+GIT
+  remote: git://github.com/opal/opal.git
+  revision: c604685071f8560d3357044683a99b80b210a99b
+  specs:
+    opal (0.9.0.dev)
+      hike (~> 1.2)
+      sourcemap (~> 0.1.0)
+      sprockets (~> 3.1)
+      tilt (>= 1.4)
+
+GIT
+  remote: git://github.com/salama/parslet.git
+  revision: d4a6444ae01d5688bbb1e8aa27647eb7db1d34a7
   specs:
     parslet (1.7.0)
 
-PATH
-  remote: ../salama
+GIT
+  remote: git://github.com/salama/salama-arm.git
+  revision: 0bd5091e3f284ecf040e0086a41d2449cd5afb7a
+  specs:
+    salama-arm (0.0.1)
+
+GIT
+  remote: git://github.com/salama/salama-object-file.git
+  revision: fbae6a02764dbe97e01e4833f9ffffe09879b100
+  specs:
+    salama-object-file (0.2.0)
+
+GIT
+  remote: git://github.com/salama/salama-reader.git
+  revision: 841592c667acea1e796f950851262e6938b231bc
+  specs:
+    salama-reader (0.2.0)
+      parslet (~> 1.7.0)
+
+GIT
+  remote: git://github.com/salama/salama.git
+  revision: c039f3d6e6a89a5e66fbcb37f4fb02646fe9d5d6
   specs:
     salama (0.2.0)
       salama-object-file (~> 0.2)
       salama-reader (~> 0.2)
 
-PATH
-  remote: ../salama-arm
-  specs:
-    salama-arm (0.0.1)
-
-PATH
-  remote: ../salama-object-file
-  specs:
-    salama-object-file (0.2.0)
-
-PATH
-  remote: ../salama-reader
-  specs:
-    salama-reader (0.2.0)
-      parslet (~> 1.7.0)
-
 GEM
   remote: https://rubygems.org/
   specs:
@@ -48,11 +63,6 @@ GEM
     multi_json (1.11.2)
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
-    opal (0.8.0.rc3)
-      hike (~> 1.2)
-      sourcemap (~> 0.1.0)
-      sprockets (~> 3.1)
-      tilt (>= 1.4)
     opal-browser (0.2.0)
       opal
       paggio
@@ -88,7 +98,7 @@ GEM
       rubyzip (~> 1.0)
       websocket (~> 1.0)
     sourcemap (0.1.1)
-    sprockets (3.2.0)
+    sprockets (3.3.2)
       rack (~> 1.0)
     susy (2.2.5)
       sass (>= 3.3.0, < 3.5)
@@ -106,6 +116,7 @@ PLATFORMS
 DEPENDENCIES
   capybara (~> 2.4.2)
   chromedriver2-helper (~> 0.0.8)
+  opal!
   opal-browser
   opal-rspec (~> 0.4.2)
   parslet!

lib/main_view.rb

@@ -13,8 +13,17 @@ class MainView < ListView
 
   def initialize
     machine = Virtual.machine.boot
-    code = Ast::OperatorExpression.new("+", Ast::IntegerExpression.new(2),Ast::IntegerExpression.new(5))
-    Virtual::Compiler.compile( code , machine.space.get_main )
+
+    # compile_main includes the parse
+    # parsing generates an ast as seen below and then compiles it.
+    machine.compile_main "2 + 5"
+
+    # so the code above is functionally equivalent to the one below, minus the parse
+    # When the ast expression is given all works, so pretty sure it is the parse that fails
+
+    # code = Ast::OperatorExpression.new("+", Ast::IntegerExpression.new(2),Ast::IntegerExpression.new(5))
+    # Virtual::Compiler.compile( code , machine.space.get_main )
+
     machine.run_before "Register::CallImplementation"
     @interpreter = Interpreter::Interpreter.new
     @parent = $document.body
@@ -25,7 +34,7 @@ class MainView < ListView
   def draw
     node = DOM {
         div.info {
-          span.red "I'm all cooked up."
+          span.red "Ready to start."
         }
       }
       node.append_to(@parent)