fix jest typings

Author: christianalfoni

packages/app/src/app/overmind/effects/vscode/SandboxFsSync/index.ts

@@ -41,9 +41,7 @@ class SandboxFsSync {
     };
   } = {};
 
-  private deps: { [path: string]: string } = {
-    '@types/jest': 'latest',
-  };
+  private deps: { [path: string]: string } = {};
 
   private workerIds: string[] = [];
 
@@ -222,6 +220,13 @@ class SandboxFsSync {
     const newDepsKeys = Object.keys(newDeps);
     const currentDepsKeys = Object.keys(this.deps);
 
+    if (currentDepsKeys.length === 0) {
+      added.push({
+        name: '@types/jest',
+        version: 'latest',
+      });
+    }
+
     newDepsKeys.forEach(newDepKey => {
       if (
         !this.deps[newDepKey] ||

packages/app/src/sandbox/status-screen/overlay-manager.ts

@@ -9,12 +9,14 @@ export function resetOverlay() {
     const delay = Date.now() - iframeRenderedAt > 1000 ? 0 : 1000;
 
     setTimeout(() => {
-      iframeReference.style.opacity = '0';
-      setTimeout(() => {
-        if (iframeReference.parentNode) {
-          document.body.removeChild(iframeReference);
-        }
-      }, 500);
+      if (iframeReference) {
+        iframeReference.style.opacity = '0';
+        setTimeout(() => {
+          if (iframeReference.parentNode) {
+            document.body.removeChild(iframeReference);
+          }
+        }, 500);
+      }
     }, delay);
   } catch (e) {
     /* nothing */