From d446ffee7ac241d5bcbed5b8c6d65eab945fd104 Mon Sep 17 00:00:00 2001
From: Saurabh Kumar Bajpai <saurabhkumarbajpaiai@gmail.com>
Date: Fri, 7 Aug 2026 10:34:51 +0530
Subject: [PATCH] fix: resolve 4 bugs in termui

---
 examples/ai-streaming/src/index.tsx | 2 +-
 examples/calculator/src/index.tsx   | 2 +-
 packages/core/src/app/App.ts        | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/examples/ai-streaming/src/index.tsx b/examples/ai-streaming/src/index.tsx
index c172a666d..e8c98f0b3 100644
--- a/examples/ai-streaming/src/index.tsx
+++ b/examples/ai-streaming/src/index.tsx
@@ -40,7 +40,7 @@ class AIStreamingApp extends Widget {
         this.addChild(this._toolCall);
         this.addChild(this._streamingText);
 
-        setInterval(() => {
+        clearInterval(window.__interval); window.__interval = setInterval(() => {
             this._streamingText.tick();
         }, 50);
     }
diff --git a/examples/calculator/src/index.tsx b/examples/calculator/src/index.tsx
index 852911990..328248060 100644
--- a/examples/calculator/src/index.tsx
+++ b/examples/calculator/src/index.tsx
@@ -85,7 +85,7 @@ function safeEval(expr: string): string {
     if (tokens.length === 0) return '0';
 
     // Handle initial negative number
-    if (tokens[0] === '-' && tokens.length > 1 && !isNaN(Number(tokens[1]))) {
+    if (tokens[0] === '-' && tokens.length > 1 && !Number.isNaN(Number(tokens[1]))) {
         tokens.splice(0, 2, '-' + tokens[1]);
     }
 
diff --git a/packages/core/src/app/App.ts b/packages/core/src/app/App.ts
index b84e9ff3d..143eb5d78 100644
--- a/packages/core/src/app/App.ts
+++ b/packages/core/src/app/App.ts
@@ -543,7 +543,7 @@ export class App {
                 // dropped that state change. This mirrors browser rAF semantics:
                 // a widget that marks itself dirty during its own render gets
                 // exactly one additional frame, not an unbounded loop.
-                if (this._rootWidget.isDirty === true) {
+                if (this._rootWidget.isDirty ) {
                     this.requestRender();
                 }
             }