fix(debugger): expose require into debugger

lib/protractor.js

@@ -673,6 +673,24 @@ Protractor.prototype.initDebugger_ = function(debuggerClientPath, opt_debugPort)
   });
 
   var vm_ = require('vm');
+  var context = { require: require };
+  for (var key in global) {
+    context[key] = global[key];
+  }
+  context.list = function(locator) {
+    /* globals browser */
+    return browser.findElements(locator).then(function(arr) {
+      var found = [];
+      for (var i = 0; i < arr.length; ++i) {
+        arr[i].getText().then(function(text) {
+          found.push(text);
+        });
+      }
+      return found;
+    });
+  };
+  var sandbox = vm_.createContext(context);
+
   var browserUnderDebug = this;
 
   // Helper used only by debuggers at './debugger/modes/*.js' to insert code
@@ -719,7 +737,7 @@ Protractor.prototype.initDebugger_ = function(debuggerClientPath, opt_debugPort)
       var execFn_ = function() {
         // Run code through vm so that we can maintain a local scope which is
         // isolated from the rest of the execution.
-        var res = vm_.runInThisContext(code);
+        var res = vm_.runInContext(code, sandbox);
         if (!webdriver.promise.isPromise(res)) {
           res = webdriver.promise.fulfilled(res);
         }
@@ -774,19 +792,6 @@ Protractor.prototype.initDebugger_ = function(debuggerClientPath, opt_debugPort)
     }
   };
 
-  global.list = function(locator) {
-    /* globals browser */
-    return browser.findElements(locator).then(function(arr) {
-      var found = [];
-      for (var i = 0; i < arr.length; ++i) {
-        arr[i].getText().then(function(text) {
-          found.push(text);
-        });
-      }
-      return found;
-    });
-  };
-
   flow.timeout(1000, 'waiting for debugger to attach');
 };