Improve cylical dependency error (#3471)

app/client/src/components/ads/Toast.tsx

@@ -110,7 +110,7 @@ const ToastComponent = (props: ToastProps & { undoAction?: () => void }) => {
   return (
     <ToastBody
       variant={props.variant || Variant.info}
-      isUndo={props.onUndo ? true : false}
+      isUndo={!!props.onUndo}
       dispatchableAction={props.dispatchableAction}
       className="t--toast-action"
     >

app/client/src/sagas/EvaluationsSaga.ts

@@ -43,11 +43,24 @@ const evalErrorHandler = (errors: EvalError[]) => {
   errors.forEach((error) => {
     switch (error.type) {
       case EvalErrorTypes.DEPENDENCY_ERROR: {
-        Toaster.show({
-          text: error.message,
-          variant: Variant.danger,
-        });
-        Sentry.captureException(new Error(error.message));
+        if (error.context) {
+          // Add more info about node for the toast
+          const { node, entityType } = error.context;
+          Toaster.show({
+            text: `${error.message} Node was: ${node}`,
+            variant: Variant.danger,
+          });
+          // Send the generic error message to sentry for better grouping
+          Sentry.captureException(new Error(error.message), {
+            tags: {
+              node,
+              entityType,
+            },
+            // Level is warning because it could be a user error
+            level: Sentry.Severity.Warning,
+          });
+        }
+
         break;
       }
       case EvalErrorTypes.EVAL_TREE_ERROR: {

app/client/src/workers/DataTreeEvaluator.ts

@@ -460,9 +460,26 @@ export default class DataTreeEvaluator {
         .reverse()
         .filter((d) => !!d);
     } catch (e) {
+      // Cyclic dependency found. Extract all node and entity type
+      const node = e.message.match(
+        new RegExp('Cyclic dependency, node was:"(.*)"'),
+      )[1];
+
+      let entityType = "UNKNOWN";
+      const entityName = node.split(".")[0];
+      const entity = _.find(this.oldUnEvalTree, { name: entityName });
+      if (entity && isWidget(entity)) {
+        entityType = entity.type;
+      } else if (entity && isAction(entity)) {
+        entityType = entity.pluginType;
+      }
       this.errors.push({
         type: EvalErrorTypes.DEPENDENCY_ERROR,
-        message: e.message,
+        message: "Cyclic dependency found while evaluating.",
+        context: {
+          node,
+          entityType,
+        },
       });
       console.error("CYCLICAL DEPENDENCY MAP", dependencyMap);
       throw new CrashingError(e.message);