Fix @babel/runtime direct requires to node_modules

We now check if node_modules is directly mentioned, only prepend it
if it's not there yet.

Fixes codesandbox#1264

Author: CompuIves

packages/app/src/sandbox/eval/manager.js

@@ -614,9 +614,12 @@ export default class Manager {
             delete this.cachedPaths[dirredPath][path];
           }
 
-          let connectedPath = /^(\w|@\w)/.test(shimmedPath)
-            ? pathUtils.join('/node_modules', shimmedPath)
-            : pathUtils.join(pathUtils.dirname(currentPath), shimmedPath);
+          let connectedPath = shimmedPath;
+          if (connectedPath.indexOf('/node_modules') !== 0) {
+            connectedPath = /^(\w|@\w)/.test(shimmedPath)
+              ? pathUtils.join('/node_modules', shimmedPath)
+              : pathUtils.join(pathUtils.dirname(currentPath), shimmedPath);
+          }
 
           const isDependency = connectedPath.includes('/node_modules/');
 
@@ -694,16 +697,20 @@ export default class Manager {
           throw new Error(`Could not find '${resolvedPath}' in local files.`);
         }
       } catch (e) {
+        // MAKE SURE TO SYNC THIS WITH ASYNC VERSION
         if (
           this.cachedPaths[dirredPath] &&
           this.cachedPaths[dirredPath][path]
         ) {
           delete this.cachedPaths[dirredPath][path];
         }
 
-        let connectedPath = /^(\w|@\w)/.test(shimmedPath)
-          ? pathUtils.join('/node_modules', shimmedPath)
-          : pathUtils.join(pathUtils.dirname(currentPath), shimmedPath);
+        let connectedPath = shimmedPath;
+        if (connectedPath.indexOf('/node_modules') !== 0) {
+          connectedPath = /^(\w|@\w)/.test(shimmedPath)
+            ? pathUtils.join('/node_modules', shimmedPath)
+            : pathUtils.join(pathUtils.dirname(currentPath), shimmedPath);
+        }
 
         const isDependency = connectedPath.includes('/node_modules/');