fixed the pure function thing

dom.js

@@ -95,11 +95,6 @@
       update(newState);
     });
     todoNode.appendChild(deleteButtonNode);
-
-    // add markTodo button
-
-    // add classes for css
-
     return todoNode;
   };
 

logic.js

@@ -13,7 +13,7 @@ var todoFunctions = {
     }
 
     return incrementCounter;
-  })(),
+  })(), //this line for when we excute this code the functin call it selfe
 
   //cloneArrayOfObjects will create a copy of the todos array
   //changes to the new array don't affect the original
@@ -43,13 +43,13 @@ var todoFunctions = {
     });
     return result;
   },
-
   markTodo: function(todos, idToMark) {
     // should leave the input argument todos unchanged (you can use cloneArrayOfObjects)
     // in the new todo array, all elements will remain unchanged except the one with id: idToMark
     // this element will have its done value toggled
     // hint: array.map
-    var updated = todos.map(function(ele) {
+    var updated = this.cloneArrayOfObjects(todos);
+    updated = updated.map(function(ele) {
       if (ele.id == idToMark) {
         ele.status = !ele.status;
       }

package.json

@@ -4,7 +4,7 @@
   "description": "",
   "main": "dom.js",
   "scripts": {
-    "test": "node test.js | tap-spec"
+    "test": "tape test.js | tap-spec"
   },
   "repository": {
     "type": "git",

test.js

@@ -34,7 +34,7 @@ test("Adding items", function(t) {
 });
 
 test("Deleting items", function(t) {
-  var actual = [
+  var todos = [
     {
       id: 1,
       status: false,
@@ -55,14 +55,14 @@ test("Deleting items", function(t) {
     }
   ];
 
-  var idToDelete = actual[0].id;
-  actual = logic.deleteTodo(actual, 2);
+  var idToDelete = todos[0].id;
+  var actual = logic.deleteTodo(todos, 2);
   t.deepEqual(actual, expected, "Should return array with deleted to do");
   t.end();
 });
 
 test("Mark ToDo", function(t) {
-  var actual = [
+  var todos = [
     {
       id: 1,
       status: false,
@@ -88,8 +88,7 @@ test("Mark ToDo", function(t) {
     }
   ];
   var idToMark = 1;
-  actual = logic.markTodo(actual, idToMark);
-
+  var actual = logic.markTodo(todos, idToMark);
   t.deepEqual(actual, expected, "Should return a marked toDo");
   t.end();
 });