fix undefined array length and sort context vars

Author: Carlos García

lib/context/context-variable-view.coffee

@@ -42,7 +42,7 @@ class ContextVariableView extends View
       when 'null'
         @variableView.append(@renderScalar({label: label, value: "null"}))
       when 'array'
-        summary ="array["+@variable.length+"]"
+        summary ="array["+(@variable.length || @variable.value.length)+"]"
         @variableView.append(new ContextVariableListView({name: label, summary: summary, variables: @variable.value, autoopen: openChildren,parent:@parent,openpaths:@openpaths}))
       when 'object'
         summary ="object"

lib/context/context-view.coffee

@@ -20,4 +20,19 @@ class ContextView extends View
             openChildren = true
             break
 
+      cbDeepSort = (a,b) ->
+        if (a.fullname < b.fullname)
+          return -1
+        if (a.fullname > b.fullname)
+          return 1
+        return 0
+
+      fnWalkVar = (contextVar) ->
+        if Array.isArray(contextVar)
+          for item in contextVar
+            if Array.isArray(item.value)
+              fnWalkVar(item.value)
+          contextVar.sort(cbDeepSort)
+
+      fnWalkVar(@context.context.variables)
       @contextListView.append(new ContextVariableListView( {name: @context.name, summary: null, variables: @context.context.variables, autoopen: openChildren, openpaths:@autoopen, parent:null}))