adjustments for the component_api

Author: BSd3v

dash/dash-renderer/src/actions/dependencies.js

@@ -958,7 +958,11 @@ export function computeGraphs(dependencies, dispatchError, config) {
         }
     });
     const end = performance.now();
+    if (!window.dash_component_api) {
+        window.dash_component_api = {};
+    }
     window.dash_component_api.callbackGraphTime = (end - start).toFixed(2);
+
     return finalGraphs;
 }
 

dash/dash-renderer/src/dashApi.ts

@@ -35,7 +35,9 @@ function getLayout(componentPathOrId: DashLayoutPath | string): any {
     }
 }
 
-window.dash_component_api = {
+window.dash_component_api = Object.assign(
+  window.dash_component_api || {},
+  {
     ExternalWrapper,
     DashContext,
     useDashContext,
@@ -46,4 +48,5 @@ window.dash_component_api = {
         useDevtool,
         useDevtoolMenuButtonClassName
     }
-};
+  }
+);